| Entries |
| Document | Title | Date |
|---|
| 20080212107 | Apparatus and method for measuring suspension and head assemblies in a stack - An optical measurement device for determining at least two parameters of a measurement location of a surface of at least one workpiece positioned in a known coordinate system is described. The device comprises a first light source providing a first measurement beam. The first measurement beam is directed at a first surface of a workpiece. The device also comprises a second light source providing a second measurement beam. The second measurement beam is directed at a second surface of a workpiece facing opposite the first surface. Further, the device comprises a first system of receiving optics. The first system of receiving optics detects the incoming position of the first measurement beam. The first system of receiving optics is positioned on an opposite side of a workpiece from the first light source. Further still, the device comprises a second imaging system. The second system of receiving optics detects the incoming position of the second measurement beam. The second system of receiving optics is positioned on an opposite side of a workpiece from the second light source. | 09-04-2008 |
| 20080212108 | Positioning device and positioning method - A positioning method for positioning a movable member so as to maximize a detection output of a position detecting means whose detection output varies corresponding to positions of the movable member, comprising: performing a wobbling control when the detection output is small, in which the movable member is moved forward and backward by a predetermined minute amount, and the movable member is moved in proportion to a difference between the detection output when the movable member is moved forward by the predetermined minute amount and the detection output when the movable member is moved backward; and performing a hill climbing control when the detection output is large, in which the movable member is moved in one direction by only a predetermined adjustment amount and when the detection output increases, the movable member is moved again in an identical direction by the adjustment amount. | 09-04-2008 |
| 20080218769 | Optical Pointing Device for Mobile Terminals - The present invention relates to an optical pointing device for mobile terminals, which can improve assembly efficiency and stability. An optical pointing device according to the present invention includes a holder having an accommodation opening therein. Light emitting means is installed in the accommodation opening of the holder. A condensing element includes a pair of prisms installed in the accommodation opening of the holder and integrated into a single structure so as to condense light emitted from the light emitting means, and a condensing lens disposed between the paired prisms. An image sensor captures light provided through the condensing element and calculates the captured light as displacement values. The condensing element includes a lens holder coupled to the condensing lens so as to maintain stable installation of the condensing lens between the paired prisms. | 09-11-2008 |
| 20080218770 | Robotic surgical instrument and methods using bragg fiber sensors - A positionable medical instrument assembly, e.g., a robotic instrument driver configured to maneuver an elongate medical instrument, includes a first member coupled to a second member by a movable joint, with a Bragg fiber sensor coupled to the first and second members, such that relative movement of the first and second members about the movable joint causes a bending of at least a portion of the Bragg fiber sensor. The Bragg fiber sensor has a proximal end operatively coupled to a controller configured to receive signals from the Bragg fiber sensor indicative of a bending thereof, the controller configured to analyze the signals to determine a relative position of the first and second members about the movable joint. | 09-11-2008 |
| 20080218771 | Image-forming device - An image-forming device includes a conveying unit and a pattern data generating unit. The conveying unit conveys a target in a conveying direction, the target having a target light reflectance. The pattern data generating unit generates pattern data indicating a pattern in which a plurality of marks is arranged in the conveying direction. The plurality of marks includes a first mark having a first color and a first light reflectance and a plurality of second marks having a plurality of second colors and a plurality of second light reflectance. The plurality of second colors is equal to or different from one another. The plurality of second light reflectance is equal to or different from one another. A first difference between the target light reflectance and the first light reflectance is greater than a second difference between the target light reflectance and any of the plurality of second light reflectance. At least one of first distances between the first mark and the marks adjacent to the first mark is greater than a minimum distance between the adjacent second marks. | 09-11-2008 |
| 20080231866 | WAFER CENTER FINDING WITH CHARGE-COUPLED DEVICES - A number of wafer center finding methods and systems are disclosed herein that improve upon existing techniques used in semiconductor manufacturing. | 09-25-2008 |
| 20080239323 | CHROMATIC CONFOCAL SENSOR FIBER INTERFACE - A fiber interface configuration for a chromatic point sensor optical pen is provided wherein a detector aperture element provides an aperture that is smaller than the light-transmitting core diameter of an optical fiber that is connected to the optical pen. The detector aperture element is fixed relative to the chromatically dispersive optics of the optical pen, the optical fiber abuts the aperture element, and the optical fiber core is aligned to the aperture. The aperture element and the end of the fiber may be inclined relative to the axis of the fiber, to deflect spurious reflections away from the optical signal path. The configuration provides high measuring resolution without using a tapered optical fiber, and provides interchangeability of the optical fiber connected to the optical pen. | 10-02-2008 |
| 20080239324 | Optical Tilt Monitoring Apparatus - An optical arrangement includes a position sensitive optical detector, a collimated optical source, and a processor configured to monitor the inclination of an object. The collimated optical source is configured to transmit a collimated beam towards the object. The position sensitive optical detector is configured to detect the specific location of incidence of an optical signal received from the object, and the processor is configured to generate information relating to the inclination of the object from processing optical signals received at the position sensitive optical detector. | 10-02-2008 |
| 20080239325 | Optical sensing methods and apparatus - A method of sensing movement or proximity of objects by optical reflection is provided. The method includes the steps of transmitting a train of optical pulses towards a destination, sensing optical pulses reflected from the destination, and sensing and evaluating movement or proximity characteristics of objects at the destination with reference to variation in pulse width between transmitted and reflected optical pulses. | 10-02-2008 |
| 20080239326 | Workpiece machining apparatus - There is provided a laser machining apparatus capable of improving workpiece machining precision. The laser machining apparatus having a movable table for supporting a workpiece to be machined and a camera for detecting position of the workpiece by reflection light from an alignment mark formed through the workpiece further includes a jig plate provided between the table and the workpiece and having light-receiving holes that overlap with the alignment mark and that are larger than the alignment mark (through hole). | 10-02-2008 |
| 20080252902 | Method and Device for Detecting Direction of Member Having Outer Periphery Formed in Vertically Asymmetrical Shape - A method and a device for identifying an upper surface and a lower surface of a component having asymmetric upper and lower outer shapes are provided. The components include, for example, disk-like, cylindrical, or annular components, more specifically engine parts having an orientation such as piston rings. In particular, a method and a device for identifying orientation of an item that hardly allows visual identification of the upper and lower surface. A disk-like, cylindrical, or annular component having asymmetric upper and lower outer shapes is placed on a reference surface having a reference block, an outer peripheral part of the component on the reference surface is brought into contact with the reference block, and identification of the upper and lower surface of the component is achieved in an inline system based on a gap created between the outer peripheral part of the component and the reference block, using a light source lighting device and a detection camera arranged across the reference block. | 10-16-2008 |
| 20080252903 | METHOD FOR DETERMINING THE FOCAL POSITION OF AT LEAST TWO EDGES OF STRUCTURES ON A SUBSTRATE - A method for determining the focal position of at least two edges of structures ( | 10-16-2008 |
| 20080252904 | Optical measuring machine - An optical measuring machine includes a screen having a reference line, a movable stage, a detector for detecting a displacement of the stage, the first and second image-forming units for forming optical image(s) of a target object mounted on the stage on the screen, and a storage for storing the optical image(s). The first image-forming unit includes an image pickup for picking up the optical image(s), an output unit for outputting the picked up optical image(s) in digital image data, and a projecting unit for projecting the optical image(s) on the screen in accordance with the image data output by the output unit. The storage stores the image data output by the output unit. | 10-16-2008 |
| 20080259355 | METHOD OF RECOGNIZING AND TRACKING MULTIPLE SPATIAL POINTS - The present invention relates to a method of recognizing and tracking multiple spatial points, and more particularly to a method of measuring coordinates of a plurality of point light sources by an optical system comprised of a plurality of 1D optical lens modules and a logical analysis method to achieve the purpose of recognizing and tracking multiple spatial points. | 10-23-2008 |
| 20080266576 | OPTICAL DISPLACEMENT MEASURING APPARATUS - An optical displacement measuring apparatus includes a light source, a collimate lens, a mirror, and a truncated cone shaped prism, and includes an imaging lens and a pinhole optical device for extracting light parallel to an optical axis of incident light from light returned from an object through the truncated cone shaped prism, and an optical position detector. The truncated cone shaped prism has optical properties of converting only light returned to a truncated conical circumference surface at a fixed angle corresponding to an apex angle into light parallel to an optical axis of incident light. The parallel light is offset from an optical axis of incident light in accordance with a displacement of the object relative to the truncated cone shaped prism. The optical position detector detects an offset amount to measure the displacement of the object. | 10-30-2008 |
| 20080285057 | High Precision Wide-Angle Electro-Optical Positioning System and Method - A positioning system for determining an angular position of a vehicle ( | 11-20-2008 |
| 20080291469 | Optoelectronic Device and Resilient Member Therefor - The present invention relates to an optoelectronic device for determining relative movements or relative positions of two objects, comprising a first object fixed relative to a frame of the device; a second object mounted in spaced relation to the first object and adapted for movement relative thereto; and at least one measuring cell for determining movement or displacement of the second object relative to the first object. The present invention provides a resilient member arranged between the first object and the second object for dampening relative movements, wherein the resilient member substantially surrounds the at least one measuring cell. | 11-27-2008 |
| 20080297809 | Optical position measuring arrangement - An optical position measuring arrangement including a source of illumination that generates one or several bundles of illuminating beams, a measuring graduation that is illuminated by the source of illumination so as to generate a periodic fringe pattern of a defined fringe pattern period and a fiber-optical scanning head, wherein the fiber-optical scanning head scans the periodic fringe pattern. A scanning plate is arranged in the fiber-optical scanning head, wherein the scanning plate is matched to the fringe pattern period and scans the periodic fringe pattern. Fringe patterns, which are phase-shifted in relation to each other, are generated within a fringe pattern period in bundles of partial signal beams in the one or several bundles of illuminating beams via a wavelength-dependent local separation, and the bundles of partial signal beams are employed for conversion into position-dependent phase-shifted scanning signals. | 12-04-2008 |
| 20080304082 | OPTICAL SENSOR SYSTEM ON AN APPARATUS FOR TREATING LIQUIDS. - An optical sensor system on an apparatus for treating liquids, with a device for projecting light to at least one illumination position in space, at least one device for imaging the at least one illumination position on at least one photo detector in order to supply a measurement signal depending on the received light, wherein the device for projecting is a device for simultaneously projecting light to plural illumination positions and/or the device for projecting is a device for simultaneously projecting light under different angles to the same illumination position, and/or plural photo detectors are existent, and an analysing unit connected to the at least one photo detector for analysing the at least one measurement signal. | 12-11-2008 |
| 20080304083 | METHOD AND APPARATUS FOR NONCONTACT RELATIVE RAIL DISPLACEMENT, TRACK MODULUS AND STIFFNESS MEASUREMENT BY A MOVING RAIL VEHICLE - An on-board, noncontact measurement system and method is disclosed for measuring track quality, vertical track stiffness and vertical track modulus for a portion of track underlying the rail vehicle. The system comprises first and second optical emitters mounted to the vehicle and configured to emit beams of light that are detectable on the underlying surface; a camera mounted to the vehicle for recording the distance between the beams of light as the vehicle travels along the surface, a mechanism for measuring the distance between the beams of light for a particular portion of the surface; and a mechanism for determining the vertical track stiffness or vertical track modulus for a particular portion of the track. | 12-11-2008 |
| 20080304084 | Multi Position Detecting Method and Area Detecting Method in Infrared Rays Type Touch Screen - A method for detecting the coordinates of multiple touching objects on an infrared touch screen without errors and a method for detecting the area of the touched spot are provided. The coordinate detection method includes measuring and storing the maximum received level of a pair of infrared emitting and receiving elements, emission and reception of which is not impeded by any object, and initializing an index variable for identification of multiple touched spots, determining that the screen has been touched when a received level of a pair of infrared emitting and receiving elements, emission and reception of which is impeded by an object, is less than the maximum level, measuring the minimum level to detect center coordinates of the object, and reading an index variable for the center coordinates and determining that the center coordinates are new and setting an index variable for the center coordinates if no index variable is read for the center coordinates and storing the center coordinates and the index variable for the center coordinates. The area detection method also includes measuring received levels of three pairs of infrared emitting and receiving elements corresponding to the center and two ends of the object and measuring and storing X and Y-axis diameters of a spot touched by the object based on the measured levels, and measuring the area of the touched spot based on the diameters under the assumption that the spot is an oval. | 12-11-2008 |
| 20080309949 | LASER METROLOGY SYSTEM AND METHOD - A laser metrology system for determining a location of a target utilizes a laser projector having a laser source for projecting a laser beam. A rotating head directs the laser beam in a lateral direction. A sensor associated with the laser projector is capable of sensing the laser beam. A reflective target is configured to reflect the laser beam projector from the laser source toward the sensor in a manner indicative of the angle of the rotating head and the pulse of the laser beam to determine location of the target. | 12-18-2008 |
| 20080316504 | Method and system for machine vision-based feature detection and mark verification in a workpiece or wafer marking system - A precision laser based method of marking semiconductor wafers, packages, substrates or similar workpieces is provided. The workpieces have articles which may include die, chip scale packages, circuit patterns and the like. The marking occurs in a workpiece marking system and within a designated region relative to an article position. The method includes determining at least one location from which reference data is to be obtained using (a) information from which a location of an article is defined, and (b) a vision model of at least a portion of at least one article. Reference data is obtained to locate a feature on a first side of (a second) workpiece using at least one signal from a first sensor. The method further includes positioning a marking field relative to the workpiece so as to position a laser beam at a marking location on a second side of the workpiece. The positioning is based on the feature location. A predetermined pattern is marked on the second side of the workpiece using a laser marking output beam. The workpiece is a semiconductor wafer, and the step of determining includes: measuring at least one feature in an image obtained from a first wafer portion; relating the measured feature to a wafer map; and storing the data for use when marking of wafers substantially identical to the first wafer. | 12-25-2008 |
| 20080316505 | Determining the Position of a Semiconductor Substrate on a Rotation Device - A device for determining the position of a semiconductor substrate on a rotation device having a rotational axis, including a direction of rotation detecting unit for determining the rotational state of the rotation device, and also including at least one light source and at least one receiver which is photo-sensitive to the light from the light source, wherein at least one light beam emitted by the light source is directed toward the edge of the semiconductor substrate and passes said edge to at least a partial extent. The light of the light beam which has passed to at least a partial extent is then detected at least partially by the receiver The light source, the receiver and the rotation device form an eccentricity measuring arrangement for a semiconductor substrate disposed on the rotation device, whereby the position of the semiconductor substrate on the rotation device is detected by a method in which at least one light beam passes the edge of the semiconductor substrate to at least a partial extent and then the light of the light beam which has passed to at least a partial extent is detected at least partially by a receiver. | 12-25-2008 |
| 20090021752 | Orientation Sensing Of A Rod - A laparoscopy simulator includes two rods and an orientation sensor that determines the orientation of the rods. An optical sensor is used to determine measurements of each rod based on the rotation of the rod around a central axis of the rod and a sliding of the rod along the central axis. An accelerometer is used to determine additional measurements of each rod based on a rotation of the rod around two additional rotation axes of the simulator. The measurements are used to determine the overall orientation of the rods. | 01-22-2009 |
| 20090040534 | Surface sensing device with optical sensor - A surface sensing device for use in position determining apparatus has an elongate stylus ( | 02-12-2009 |
| 20090040535 | REFLECTIVE CORNER CUBE ARRAY - The present invention relates to vibration detection devices. In one embodiment a corner reflective array is provided. The corner reflective array includes at least one corner cube. Each corner cube includes three mutually perpendicular reflective surfaces that intersect in a corner. | 02-12-2009 |
| 20090046302 | Positioning Detecting Device and Electronic Device Using the Same - A position detecting device, including: a movable section which has an axial section and moves in a direction of an axial line of the axial section; and a supporting section which supports the movable section and allows the movable section to move through the axial section; wherein the movable section includes a basic position section which is arranged on a virtual surface which includes the axial line of the axial section, and the virtual surface is vertically positioned on the supporting section toward the axial section, wherein the supporting section includes a position detecting section to detect a positional change of the basic position section; and wherein the position detecting device detects the position of the movable section relative to the supporting section, based on the change of position of the basic position section, detected by the position detecting section. | 02-19-2009 |
| 20090051932 | METHOD FOR DETERMINING THE POSITION OF A MEASUREMENT OBJECTIVE IN THE Z-COORDINATE DIRECTION OF AN OPTICAL MEASURING MACHINE HAVING MAXIMUM REPRODUCIBILITY OF MEASURED STRUCTURE WIDTHS - A method for determining the ideal focus position on different substrates is disclosed. A focus criterion is determined with which the best reproducibility may be achieved. An offset permits the user to set the optimal operating point of the coordinate measuring machine for a reproducible measurement of dimensions of structures on a substrate. | 02-26-2009 |
| 20090051933 | Tool Detection - An object detection apparatus and a method for calibrating an object detection apparatus. The apparatus comprises a housing provided with a light source and a light detector. The light source directs a beam of light towards the light detector. The housing has a base which is provided with a datum surface. The light beam has a defined distance and angle from the datum base. The method for calibrating an object detection apparatus involves setting threshold levels for light intensity received at the light detector. The apparatus has two modes of operation. The invention also includes an adapter for an object detection apparatus which detects the presence of an object by obstructing a light path. | 02-26-2009 |
| 20090066969 | HEIGHT POSITION DETECTOR FOR WORK HELD ON CHUCK TABLE - A height position detector for detecting the height position of an upper surface of a work held on a chuck table, including: an annular spot forming part by which a spot of a laser beam oscillated by a laser beam oscillator is formed into an annular shape; a beam splitter by which the laser beam with the spot formed into the annular shape is guided into a first path; a light condenser by which the laser beam guided into the first path is condensed so as to irradiate the work held on the chuck table therewith; a conical mirror disposed in a second path into which the laser beam reflected by the work is split by the beam splitter, the conical mirror converting the reflected light with the annular spot shape into a linear spot shape; a position detector for detecting the position of the reflected light converted into the linear spot shape by the conical mirror; and a controller by which the height position of the upper surface of the work held on the chuck table is determined based on the position of the reflected light detected by the position detector. | 03-12-2009 |
| 20090073460 | SUBSTRATE MEASURING STAGE - To improve position reproducibility of support pins | 03-19-2009 |
| 20090097040 | Linear Motion Position Sensor and Method of Use - A linear motion sensing system for sensing at least shaft position of a linear moving shaft of a linear motion device includes a sensed structure associated with and moving linearly in unison with the linear moving shaft; a light sensor assembly including a light emitter emitting light directed at the sensed structure and a light detector receiving light from the light emitter, the light sensor assembly emitting signals indicative of at least position of the sensed structure; and a sensor module receiving the signals indicative of at least position of the sensed structure from the light sensor assembly and determining at least shaft position of the linear moving shaft of the linear motion device. | 04-16-2009 |
| 20090128831 | OPTICAL ELEMENT POSITIONING APPARATUS - An optical element positioning apparatus of the present invention includes a moving unit including an optical element | 05-21-2009 |
| 20090141288 | Optical Displacement Meter, Optical Displacement Measuring Method, Optical Displacement Measuring Program, Computer-Readable Recording Medium, and Device That Records The Program - The present invention provides an optical displacement meter which performs a profile search for performing positional adjustment of a profile shape. The optical displacement meter includes: an amplifier for amplifying a reception light signal from a two-dimensional light receiving device; profile computing means capable of computing a profile shape of the object to be measured on the basis of an amplification signal obtained by the amplifier in a point in the first direction by the reflection light of the light emitted from the projector; a display unit capable of displaying the profile shape of the object to be measured computed by the profile computing means; registered-profile designating means for designating a registered profile as a reference of a profile search from profile shapes displayed on the display unit; and profile matching means for performing a profile search to find a match between an input profile shape and the registered profile designated by the registered profile designating means and, on the basis of a result of the profile search, rotating or moving the input profile shape. | 06-04-2009 |
| 20090147271 | Method for determining the position of a first moving component relative to a second component and device for applying said method - A method for determining the position of one of two components in relative motion with respect to each other, using optical means, comprises:
| 06-11-2009 |
| 20090153880 | OPTICAL SYSTEM FOR DETECTING MOTION OF A BODY - The invention relates to a system ( | 06-18-2009 |
| 20090153881 | METHOD AND APPARATUS FOR MEASURING 3-DIMENSIONAL POSITION AND ORIENTATION OF REFLECTIVE MIRROR PACKAGE - Provided are a method and an apparatus for measuring a 3-dimensional (3D) position and an orientation of an object. The apparatus includes: a height measurement unit including a first light source and a first image sensor receiving light that is emitted from the first light source to the object and reflected from the object; a position measurement unit including a second light source, and a second image sensor receiving light that is emitted from the second light source to the object and reflected from the object; a tilt angle measurement unit including a third light source and a third image sensor receiving light that is emitted from the third light source to the object and reflected from the object; and a controlling unit selectively powering on or off the first, second, and third light sensors, and calculating a height variation, a position variation and tilt angles of the object by using images that are respectively formed on the first, second, and third image sensors. | 06-18-2009 |
| 20090161119 | MIXING APPARATUS AND DISTANCE MEASURING APPARATUS USING SAME - For the purpose of mixing laser light (P | 06-25-2009 |
| 20090168077 | High-resolution encoder array - A position sensing apparatus and method, motion control system, and integrated circuit are provided that include a plurality of sensors and a tracking processor. The plurality of sensors includes a linear array of sensors that sense a plurality of features of an object. A spacing between two of the plurality of sensors is substantially smaller than a spacing between two of the plurality of features. The tracking processor samples signals from the sensors, compares the samples to previous samples and calculates a position of the object. The plurality of sensors may include a second linear array of sensors. Centers of the sensors of the second linear array may be offset from centers of the sensors of the first linear array along a longitudinal axis of the plurality of sensors. | 07-02-2009 |
| 20090190140 | Body Metric Differential Measurement Device - A method of measuring a metric of a measurement area of interest on a subject comprises contacting a part of the subject on a rest of a measurement apparatus that comprises an arm, a base attached to or formed on the arm, and a displacement sensor attached to the arm; adjusting the measurement apparatus to optimize the spatial relationship between the displacement sensor and the measurement area of interest on the subject; and measuring the metric. | 07-30-2009 |
| 20090195791 | METHOD AND A SYSTEM FOR THE AUTOMATIC REGULATION OF PRODUCTION LINES AND CORRESPONDING COMPUTER PROGRAM PRODUCT THEREFOR - A machine to realise articles ( | 08-06-2009 |
| 20090207421 | Laser 3-Point Distance and Angle Calculator - A laser distance and angle calculator that will give three measured distances simultaneously; for example from Point A to B, Point A to C and Point B to C. It will also calculate the angle at each intersecting points. The angle at your point of reference is required, but the other angles are calculated. | 08-20-2009 |
| 20090207422 | LITHOGRAPHIC APPARATUS AND METHOD FOR CALIBRATING THE SAME - A measurement system configured to measure a position of an object in a lithographic apparatus, includes at least three position detectors configured to detect the position of the object, the at least three position detectors each including a single or multi-dimensional optical encoder to provide at least six position values, the optical encoders being coupled to the object at different locations within a three dimensional coordinate system, wherein at least one position value is provided for each dimension of the three dimensional coordinate system, and wherein the measurement system is configured to calculate the position of the object within the three dimensional coordinate system from a subset of at least three of the six position values and to calculate an orientation of the object with respect to the three dimensional coordinate system from another subset of at least three of the six position values. | 08-20-2009 |
| 20090231595 | MOBILE OBJECT POSITION, MOTION AND ATTITUDE DETECTION IN THREE DIMENSION SPACE - The present invention provides a cost effective mobile object position, motion, and pitch and yaw attitude detector, wherein such mobile object is located in three-dimensional space and such detector employs light interaction between a mobile omni-directional light transmitter disposed on the mobile object, and a single stationary distance and direction vector sensing light receiver. The principles of the invention are particularly beneficial in a video game system, wherein the mobile transmitter comprises an omni-directional light element that uniformly radiates a fixed intensity of light across substantially 4 pi steradians of curvature. The stationary receiver detects the directional vector and the distance to the point-of-origin of light emitted by the light element, each with respect to the receiver, and thereby determines the position of the light element relative to the receiver. By virtue of the light element being disposed at one end of an armature held or worn by a player, the pitch and yaw attitude of such armature, or equivalent thereof, affect Y-vector and X-vector positional data, respectively, of the light element as detected by the stationary receiver in the above-described manner. Thus, the position, motion, pitch and yaw of the mobile object are each detected and thereby affect and interact with a video game of the video game system. | 09-17-2009 |
| 20090244548 | LEVEL SENSOR - A level sensor, i.e., a light receiving section ( | 10-01-2009 |
| 20090244549 | Contact Displacement Meter - There is provided a contact displacement meter in which the size of the housing can be miniaturized as much as possible without lowering the measurement accuracy of a displacement. Light emitted by a light emitting element is converted to parallel light by a lens, and then is deflected to a predetermined direction and converted to wide-width parallel light by a prism. The displacement of a contact attached with one of a plate-shaped scale member and a linear sensor is calculated from a projection position of a reference pattern and the unique information obtained based on a plurality of received light signals of the linear sensor. | 10-01-2009 |
| 20090244550 | METHOD FOR CONTROLLING A MACHINE TOOL AND APPARATUS THEREFOR - Relative movement in X, Y and Z axis directions is made between a main spindle and a table | 10-01-2009 |
| 20090257069 | LASER PROJECTION SYSTEMS AND METHODS - A laser imaging system and method of projecting a laser template on a surface, including independently determining a position and orientation of the surface using an external metrology device, independently determining a position and orientation of a laser projector using the metrology device, generating a signal from the metrology device to a computer and orienting the laser projector relative to the surface to project a laser template. The apparatus includes a plurality of metrology transmitters at fixed locations, a plurality of metrology receivers at fixed locations relative to the surface and a plurality of metrology receivers at fixed locations relative to either the laser projector or laser targets within a field of view of the laser projector. A laser projector and frame assembly is also disclosed, wherein the metrology receivers are located on the frame and the frame includes laser targets for correcting laser drift. Kinematic supports for the metrology receivers are disclosed as well as an independent laser tracker. | 10-15-2009 |
| 20090268214 | PHOTOGRAMMETRIC SYSTEM AND TECHNIQUES FOR 3D ACQUISITION - A photogrammetric system and techniques applicable to photogrammetric systems in general are provided. The system provides the choice between the various types of light projection on the object to be measured and methods for retrieving 3D points on the object using a pattern projection method, a coded light method, and/or a method using intrinsic features of the object or a combination of such methods. A first technique provides camera position approximation using known distances between features. A second technique provides image processing parameters that take into account the local distance and orientation of the object to measured. A third technique provides the 3D correction of the position of the center of a sphere when imaging a spherical object. | 10-29-2009 |
| 20090273793 | Drawing Position Measuring Method and Apparatus, and Drawing Method and Apparatus - At least three slits, at least two of which are not parallel to each other, are provided in the same plane as the drawing plane, and light that has been modulated by the drawing point formation means and has passed through the at least three slits is detected. Further, at least two position information items about the drawing point are obtained based on respective relative movement position information items about the drawing plane corresponding to the points of time of detecting the light that has passed through the at least three slits. Further, the position of the drawing point is measured based on the at least two position information items. | 11-05-2009 |
| 20090273794 | System and a Method of Determining a Position of a Scattering/Reflecting Element on the Surface of a Radiation Transmisssive Element - A system and a method of determining a position of a scattering/reflecting element on a surface of a radiation transmissive element adapted to transport scattered/reflected radiation toward one or more detectors. Radiation having different characteristics or properties is transmitted to different areas of the surface whereby the position of the touch may be determined from the radiation scattered/reflected. | 11-05-2009 |
| 20090279104 | METHOD OF LOCATING AN OBJECT IN 3D - Methods and devices for calculating the position of a movable device are disclosed. The device may include multiple optical detectors (ODs) and the movable device may include light sources. Optics may be above the ODs. A controller may calculate the position of the light source based on data from the ODs and properties of the optics. The device may be a game console, and the light source may be a game controller. The roles of the OD and light sources may be interchanged. The rotation of the movable device may be determined using multiple light sources and/or multiple ODs on the movable device. The movable device may calculate its position and transmit it to a console. The light sources may be modulated by time or frequency to distinguish between the light sources. There may be two or more movable devices. There may be two or more consoles. | 11-12-2009 |
| 20090279105 | METHOD OF LOCATING AN OBJECT IN 3-D - Methods and devices for calculating the position of a movable device are disclosed. The device may include multiple optical detectors (ODs) and the movable device may include light sources. Optics may be above the ODs. A controller may calculate the position of the light source based on data from the ODs and properties of the optics. The device may be a game console, and the light source may be a game controller. The roles of the OD and light sources may be interchanged. The rotation of the movable device may be determined using multiple light sources and/or multiple ODs on the movable device. The movable device may calculate its position and transmit it to a console. The light sources may be modulated by time or frequency to distinguish between the light sources. There may be two or more movable devices. There may be two or more consoles. | 11-12-2009 |
| 20090279106 | METHOD OF LOCATING AN OBJECT IN 3-D - Methods and devices for calculating the position of a movable device are disclosed. The device may include multiple optical detectors (ODs) and the movable device may include light sources. Optics may be above the ODs. A controller may calculate the position of the light source based on data from the ODs and properties of the optics. The device may be a game console, and the light source may be a game controller. The roles of the OD and light sources may be interchanged. The rotation of the movable device may be determined using multiple light sources and/or multiple ODs on the movable device. The movable device may calculate its position and transmit it to a console. The light sources may be modulated by time or frequency to distinguish between the light sources. There may be two or more movable devices. There may be two or more consoles. | 11-12-2009 |
| 20090284758 | Displacement measuring method, displacement measuring apparatus and displacement measuring target - Displacement of a subject is measured easily and accurately from a distant point by attaching a displacement measuring target, where two or four light sources are fixed on a flat, substrate to a measured point of the subject, comprehending displacement correction coefficients (Kx, Ky) expressing a relation between intervals in X and Y directions on the subject and interval detecting voltages corresponding to the intervals on the basis of position detecting voltages corresponding to positions of the light sources obtained by projecting the light from the respective light sources onto a PSD light receiving surface of a PSD camera, detecting displacement of the light source caused by displacement of the subject by the light receiving surface to output the position detecting voltage, and computing a two-dimensional or three-dimensional displacement amount of the measured point on the basis of the position detecting voltages and the displacement correction coefficients (Kx, Ky). | 11-19-2009 |
| 20090284759 | Image measuring system and methods of generating and executing non-stop image measuring program - The position of an imaging means relative to a measurement stage is moved based on a stage movement instruction input. The amount of light illuminating a work is adjusted by flashing strobe illumination at a certain cycle repeatedly and adjusting the pulse width of the strobe illumination based on an illumination adjustment instruction input. A part program is generated for image measurement including fetching positional information about the imaging means relative to the measurement stage and information about the pulse width of the strobe illumination based on a certain instruction input, irradiating the measuring object with strobe illumination of the pulse width passing through the position indicated by the fetched positional information and fetched at that position, and capturing instantaneous image information about the work. | 11-19-2009 |
| 20090284760 | POSITION DETECTION SENSOR - A position detection sensor is provided and includes: a scale including a self-emitting part that emits light to form a pattern on the scale; and a relative movable part provided in such a manner to be opposed to the scale and to be movable relative to the scale, the relative movable part including a light receiving part that detects the light emitted at a position in a portion of the scale where the pattern is formed, the position corresponding to a current position of an object to be measured. At least one of a traveling amount, traveling speed and absolute position of the object is detected based on a detection signal outputted from the light receiving part. | 11-19-2009 |
| 20090296105 | JOINT FOR COORDINATE MEASUREMENT DEVICE - An articulating joint for a coordinate measurement machine can include an improved optical encoder. The optical encoder can have an encoder hub and a read head that are rotatable with respect to each other based on movement of the articulating joint about an axis of rotation of the joint. The encoder hub has a read surface. The read surface can be an outer surface of a generally cylindrical segment. The read head can be positioned such that a read direction defined by the read surface is generally perpendicular to the axis of rotation of the articulating joint. | 12-03-2009 |
| 20090303494 | Method for Measuring Wear in the Refractory Lining of a Metallurgical Melting Vessel - A method of a method for measuring wear in the lining of a metallurgical melting vessel such as a steel converter ( | 12-10-2009 |
| 20090310145 | POSITIONING APPARATUS, POSITIONING METHOD, EXPOSURE APPARATUS, DEVICE MANUFACTURING METHOD, AND METHODS OF MANUFACTURING POSITIONING APPARATUS AND EXPOSURE APPARATUS - A positioning apparatus comprises a controller for controlling a driving device, and positions a measurement portion of an optical element. The controller displaces a drive portion of the optical element by a specific operation of the driving device, and calculate a displacement of the optical element as a first displacement based on an output from a position measuring device, calculate a displacement of the optical element caused by the specific operation as a second displacement, based on an output from a wavefront measuring device configured to measure a wavefront of light directed by the optical element, based on a difference between the first displacement and the second displacement, calibrate a position of the optical element calculated from the output from the position measuring device, and store a result of the calibration, and control the driving device based on the stored calibration result and an output from the position measuring device. | 12-17-2009 |
| 20090323083 | STAGE WITH DISPLACEMENT MAGNIFICATION MECHANISM FOR MEASURING - The present invention relates to a stage with a displacement measuring means capable of measuring a displacement, and more particularly, to a stage provided with a displacement magnification means capable of magnifying a displacement so as to precisely measure a minute displacement on the order of nanometers. A stage according to an aspect of the present invention comprises a fixed base, a movable table, a first elastic support, a first actuator, a first displacement converting means and a first displacement measuring means. The movable table is installed to be movable with respect to the fixed base. The first elastic support supports the movable table with respect to the fixed base, and the first actuator generates a displacement of the movable table in one direction. The first displacement converting means is connected to the movable table and the fixed base so as to convert the unidirectional displacement of the movable table into a rotational displacement about a point thereof connected to the movable table. The first displacement measuring means measures the displacement converted by the first displacement converting means. The present invention provides a stage provided with a device capable of magnifying and measuring a displacement generated in a feeding table, thereby implementing a high measurement precision using a measurement device with a low precision. | 12-31-2009 |
| 20100014100 | APPARATUS FOR SENSING OPTICAL SIGNALS AND APPARATUS FOR REMOTE- CONTROLLING USING OPTICAL SIGNALS - There are provided an apparatus for sensing optical signals and a system for remote-controlling using optical signals. An apparatus for sensing optical signals comprises a photoactive layer including an organic semiconductor material, the photoactive layer in which electrons and holes are produced by an incident light; a first conductive pattern formed on one of upper and lower sides of the photoactive layer in a first direction parallel with the surface of the photoactive layer, the first conductive pattern to which the electrons produced in the photoactive layer are moved; a second conductive pattern formed on the other of upper and lower sides of the photoactive layer in a second direction parallel with the surface of the photoactive layer, the second conductive pattern to which the holes produced in the photoactive layer are moved; and an optical position detecting unit for detecting coordinate values of a point at which the incident light is incident onto the photoactive layer using the electrons and holes respectively moved to the first conductive pattern and the second conductive pattern. | 01-21-2010 |
| 20100014101 | Optics Positioning Sensor System - A method and apparatus for determining the longitudinal position of a tapered displaceable element positioned between two substantially orthogonally laterally opposing displacement sensors. A change in the longitudinal position of the displaceable element causes the sensors to each measure their distance to the displaceable element which relates directly to the local thickness and thus the longitudinal position of the displaceable element. The system factors out errors in measured lateral proximity position of the displaceable element since an erroneous proximity to one sensor is equal and opposite to an erroneous proximity to the other. | 01-21-2010 |
| 20100020334 | ILLUMINATION DEVICE, COORDINATE INPUTTING DEVICE, ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - An illumination device includes a light incident face onto which light is incident, a light guide plate that has a light emitting face that is disposed adjacent to the light incident face and intersects the light incident face, an illumination light source that is disposed to face the light incident face such that an optical axis thereof faces the light incident face, a position detecting beam source that is disposed to face the light incident face such that an optical axis thereof faces the light incident face, and a wiring substrate that extends along the light incident face and has both the illumination light source and the position detecting beam source mounted thereon. | 01-28-2010 |
| 20100020335 | METHOD FOR DETECTING THE SPACE ORIENTATION AND POSITION OF AN OBJECT - The invention relates to a method for the optical detection of the position and orientation of an object by means of an optical device comprising at least one parallelogram fastened to said object, the optical device comprising optical means and electronic analysis means making it possible to determine the coordinates of the four vertices of the parallelogram A′B′C′D′, in an orthonormal frame with center | 01-28-2010 |
| 20100020336 | OPTICAL-TYPE ROTATIONAL BODY POSITION DETECTION APPARATUS - An optical-type rotational body position detection apparatus includes a body being rotational in a predetermined angle at each predetermined time interval to cross an optical axis between fixed light emitting and detecting units, including a standard position hole on a rotational locus crossing the axis, and configured such that after rotating the body at one interval from a standard position at which the hole coincides with the axis, a periphery of the hole is positioned outside the periphery at the standard position. The apparatus further includes a restriction unit on a support to cross the axis and to permit light passing and to restrict a diameter of the passing light. The restriction unit restricts the diameter of the passing light to be smaller than a minimum distance within a positional displacement tolerable error range of the hole after the predetermined angled rotation of the body. | 01-28-2010 |
| 20100027030 | ANGULAR DISPLACEMENT SENSOR - A device for measuring angular displacement, including a light emitter and a light receiver, which are angularly rotatable relative to each other, wherein the light receiver includes light-sensitive pixels arranged in a pattern on a chip surface, on which light emitted by or via the light emitter is incident in dependence on the aforesaid angle of rotation, and wherein the pattern at least forms part of a circular arc pattern. The device does not make exacting demands on the precision with which the light emitter and the light receiver rotate relative to each other, whilst an accurate end result is obtained by a compact device that can be produced at lower cost. | 02-04-2010 |
| 20100027031 | OBJECT DETECTOR APPARATUS AND METHOD - An object detector apparatus. The object detector apparatus comprises a receiver which is configured to receive a signal from an object having a repetitive motion, in which the signal repeats at a frequency that is dependent on the frequency of the repetitive motion of the object. The object detector apparatus further comprises an analyser which is configured to sample a signal received by the receiver according to a first set of sampling parameters into a first sampled data set, and to produce an output based on a comparison of the first sampled data set with at least one previously sampled data set. The analyser is also operable to sample a signal received by the receiver using a second set of sampling parameters which differs to the first set of sampling parameters into a second sampled data set, and to produce an output based on a comparison of the second sampled data set with at least one previously sampled data set. | 02-04-2010 |
| 20100027032 | EDGE DETECTION METHOD - An edge detection method includes preparing a transparent substrate which includes a first main face having a first main region and a first peripheral region and a second main face having a second main region and a second peripheral region, the first peripheral region having an inclination angle of θa1 and the second peripheral region having an inclination angle of θa2, causing measuring light to enter the first peripheral region from a direction perpendicular to the first main region, detecting a non-emitting region where the measuring light is not emitted from the second peripheral region, and detecting an edge of the transparent substrate on the basis of the non-emitting region, wherein if a refractive index of the transparent substrate is n, the inclination angles θa1 and θa2 satisfy the following expression: | 02-04-2010 |
| 20100027033 | DEVICE FOR DETECTING MOVEMENT AND FORCES - The invention relates to an apparatus for input of movements and/or registration of forces, comprising at least one light source, at least one position sensitive device (PSD) and at least one diaphragm, wherein at least one of these three elements is moveable with respect to the two other elements. The light source is arranged at a mounting so that light from the light source is emitted through an opening in the mounting and through the at least one diaphragm onto the at least one PSD. | 02-04-2010 |
| 20100046007 | MEASURING APPARATUS FOR PERFORMING POSITIONAL ANALYSIS ON AN INTEGRATED CIRCUIT CARRIER - The invention relates to a measuring apparatus. The apparatus includes a housing assembly that defines an enclosure, a control system mounted in the housing assembly, and an operator interface mounted on the housing assembly and connected to the control system to allow an operator to control the measuring apparatus. The apparatus also includes a measuring table assembly mounted in the housing assembly and configured to receive a nest assembly supporting an integrated circuit carrier carrying a number of integrated circuits, and a camera assembly mounted in the housing assembly and configured to generate image data representing the integrated circuit carrier and the integrated circuits. The camera assembly is connected to the control system which is configured to carry out a positional analysis on the integrated circuit carrier and the integrated circuits to determine at least one of positions of the integrated circuits on the carrier and relative positions of consecutive integrated circuits. | 02-25-2010 |
| 20100046008 | Measurement Method - A method for measuring the gap between a multibladed rotatable member and a surrounding housing in a gas turbine engine. In accordance with the method, a blade is removed from the rotatable member and replaced by a distance measuring clearance probe. The distance from the probe to the housing is then measured at a number of axial positions of the rotatable member. | 02-25-2010 |
| 20100053637 | Location detection apparatus - A location detection apparatus is disclosed that includes: a light source; a light output side reflector having a reflecting surface for reflecting light from the light source to a space; a rotation mechanism for rotating the light output side reflector; a first light receiving element for receiving the light reflected from an object existing in the space; a light reception side reflector for reflecting the light from the object to the first light receiving element; a second light receiving element for receiving the light from the light output side reflector; a light conductor for conducting the light reflected from or transmitted through the reflecting surface toward the second light receiving element when the light output side reflector is in a predetermined position; and a rotational position detector that detects rotational position of the light output side reflector based on a detection result of the second light receiving element. | 03-04-2010 |
| 20100060906 | Means for Measuring a Working Machine's Structural Deviation from Five Reference Axes - Means for measuring a working machine's structural deviation from five reference axes includes a main sensing body bonded with a main axis of the working machine (or controlled to revolve), and a lighting unit set around the main sensing body to circle about the main sensing body with a fixed radius (or the lighting unit radiates a light on the main sensing body from that radial distance and circles along with the main sensing body) such that as soon as the main sensing body has detected an optical signal, it is converted to an error signal informing of the working machine's structural deviation in two or three dimensional displacement. | 03-11-2010 |
| 20100085578 | APPARATUS AND METHOD FOR MEASURING DISPLACEMENT OF A CURVED SURFACE USING DUAL LASER BEAMS - An apparatus measures displacement of a structure having a curved surface, such as a pipe, conduit, shaft or rod. The apparatus includes a support structure having opposing first and second ends, with a first laser distance measurement device at the first end and a second laser distance measurement device at the second end. The laser distance measurement devices generate dual laser beams that illuminate the curved surface of the structure, detect laser energy reflected from the curved surface of the structure, and generate distance signals based on the detected laser energy. A measurement device on the support structure measures a spacing between the two laser beams. The support structure is pivotally attached to a stabilizing base, thereby providing for the tilting of the support structure and the laser beams. An inclinometer on the support structure measures an angle of tilt. A computer processor calculates position values indicating displacement of the curved surface based on the distance signals, the spacing between the laser beams, the radius of curvature of the curved surface, and the angle of tilt of the laser beams. Tripod-mounted and portable handheld versions of the apparatus are described. | 04-08-2010 |
| 20100085579 | METHOD FOR TARGET TRACKING, AND ASSOCIATED TARGET - A method for determining rotational position of a target in a target tracking System is disclosed. The target comprises a plurality of light emitting elements arranged circumferentially around the target. The target tracking System further comprises a tracker unit capable of detecting light emitted by said light emitting elements. The method comprises the Steps of emitting from said light emitting elements an omni-directional synchronization signal; detecting in the tracker unit said synchronization signal; activating said light emitting elements sequentially starting from a reference direction, wherein each light emitting element is activated for a predetermined time and emits light during the time it is activated; detecting in the tracker unit a time when a maximum amount of light is received from the target; and calculating the reference direction for the target relative to a coordinate System based on the time interval between detection of the synchronization signal and the detection of a maximum amount of light received from the target. An active target for use in the method is also disclosed. | 04-08-2010 |
| 20100085580 | Optical Sensor - The invention relates to an optical sensor for the detection of objects in a detection range, comprising a transmitter emitting transmitting light beams, a receiver that receives receiving light beams, and an evaluation unit, in which an object determination signal is generated by the evaluation of the receiving signals of the receiver. An optical element, having at least one boundary surface in the form of a free-form surface, is associated with the transmitter and/or the receiver for forming the beams of the transmitting light beams and/or the receiving light beams. | 04-08-2010 |
| 20100091303 | FLEXURE MOUNT FOR AN OPTICAL DISPLACEMENT ENCODER - An optical encoder assembly has an encoder sensor, a code strip, and a base having a first portion and a second portion, wherein the encoder sensor is mounted on one of either the first portion or the second portion and the code strip is mounted on the other portion. An optical encoder assembly has a base having an upper base and a lower base, the upper base joined to the lower base with at least one flexible beam, an encoder sensor mounted to one of the upper base or the lower base, and a code strip mounted to the other of the upper base or the lower base. A method includes mounting an encoder sensor to a first mating surface on the first side of a base, mounting a code strip to a second mating surface on the second side of the base with the first and second sides of the base connected by at least one flexible beam, and attaching the base to an object to be measured such that deflections between the first and second mating surfaces can be measured using the encoder sensor. | 04-15-2010 |
| 20100118315 | REFERENCE MICROPLATES AND METHODS FOR MAKING AND USING THE REFERENCE MICROPLATES - A reference microplate is described herein which can be used to help calibrate and troubleshoot an optical interrogation system. In one embodiment, the reference microplate has a frame with an array of wells each of which contains an optical biosensor and each optical biosensor is at least partially coated with a substance (e.g., elastomer, optical epoxy). In another embodiment, the reference microplate in addition to having its optical biosensors at least partially covered with a substance (e.g., elastomer, optical epoxy) also has a controllable heating device attached thereto which is used to heat the optical biosensors. | 05-13-2010 |
| 20100123904 | OPTICAL MEASUREMENT DEVICE - This invention provides an optical measurement device enabling a highly accurate measurement with respect to a measuring target object in which an inclined surface or a curved surface exists at one part of the surface or a tilted measuring target object. The light shielding portion is configured to define an incident angle range with respect to a light receiving center axis of a diffuse reflected light. In other words, a maximum angle formed by the advancing direction of the diffuse reflected light and the light receiving center axis when the diffuse reflected light passes through the opening of the light shielding portion is defined by the diameter of the opening. The light projecting portion projects a light projection beam so that a converging position on the light receiving center axis is included within a range of the light shielding portion on the light receiving center axis for the component converged by the lens portion of the light projection beam (i.e., reflected light beam) specular reflected at the surface of the measuring target object. | 05-20-2010 |
| 20100141962 | TEST APPARATUS AND TEST METHOD HAVING A PLURALITY OF COMBINATIONS OF OBJECT DISTANCES - One embodiment of the invention provides an test apparatus having a plurality of combinations of object distances and being used for testing an optical device. The test apparatus comprises at least one reflector, at least one first target module and at least one second target module. The first target module is for forming a first patterned light beam being shed on the optical device. The second target module is for forming a second patterned light beam being reflected by the reflector and then shed on the optical device. The third target module is for forming a quasi-parallel third patterned light beam being shed on the optical device. The distance between the first target module and the optical device is smaller than the distance between the second target module and the optical device. | 06-10-2010 |
| 20100141963 | Sensing System and Locating Method thereof - A sensing system includes a frame having a first boundary, a second boundary, a third boundary and a fourth boundary and defining a sensing area therein, a light source module for providing light to the sensing area, a first image sensor, a second image sensor, a third image sensor and a mirror component. The first image sensor is disposed between two neighboring ends of the first and second boundaries. The second image sensor is disposed between two neighboring ends of the second and third boundaries. The third image sensor is disposed between two neighboring ends of the first and fourth boundaries. The mirror component is disposed at the fourth boundary. A locating method of the sensing system can determine a location of a pointer accurately and avoid a problem of a blind zone. | 06-10-2010 |
| 20100149552 | OPTICAL METROLOGY SYSTEM - Device for positioning an object with respect to a reference position, characterized in that it comprises a laser ( | 06-17-2010 |
| 20100171966 | ALIGNMENT APPARATUS FOR SEMICONDUCTOR WAFER - An alignment apparatus of this invention includes a holding stage that is larger in size than a semiconductor wafer, and an optical sensor that optically detects a position of a peripheral edge of the semiconductor wafer placed on and suction-held by the holding stage. The holding stage has a slits formed thereon vertically in a circumferential direction, and an outer periphery of the semiconductor wafer lies on the slits. The optical sensor is of a transparent type and includes a projector and a photodetector opposed vertically to each other with the slit interposed therebetween. The optical sensor measures the peripheral edge of the semiconductor wafer on the slits of the holding stage. | 07-08-2010 |
| 20100177325 | APPARATUS AND METHOD FOR RECOGNIZING HOME POSITION OF ROTATABLE BODY - Provided are an apparatus and method for recognizing a home position of a rotatable body. The apparatus includes: a tray including a support surface on which the rotatable body can be seated; a rotatable body position alignment unit for controlling the position of the rotatable body so that the rotatable body is aligned to be in a predetermined position when the rotatable body is seated on the support surface of the tray; a motor including a motor shaft that rotates by power supply, and a turntable that can be coupled with the rotatable body and rotates the rotatable body; and an encoder that is connected to the motor shaft and generates signals for measuring a rotational angle and a rotational direction of the motor shaft. | 07-15-2010 |
| 20100188666 | METHOD FOR BEAM CALIBRATION AND USAGE OF A CALIBRATION BODY - The invention relates to a method of calibration of the beam position of a corpuscular beam. A calibration body with structures is used, wherein the structures have a structure period P | 07-29-2010 |
| 20100188667 | Optical Aperture Sensor - A fluid control platform that may control various fluid control components and is scalable by connecting with additional substantially identical platforms, as well as related systems, methods of manufacturing the same, and methods of fluid control are disclosed. The platform may include a programmable controller, a power supply, a data input, a data output device, and/or a networking connection, among other things. A coordinated fluid control system may include multiple networked platforms, which may be networked to each other in, for example, a ring. The programmable controller may be provided with hardware that permits operation of each of a plurality of fluid control components, some of which may be intelligent fluid control components. | 07-29-2010 |
| 20100195117 | DEVICE FOR THERMAL ISOLATION OF A LASER TRACKER - In one advantageous embodiment, an apparatus may comprise a first plate, a second plate, and an isolation plate. The first plate may be capable of receiving a mounting member for a tool requiring an operating temperature that remains substantially constant for operation of the tool. The second plate may be capable of being secured to an object. The isolation plate may be located between the first plate and the second plate. The first plate, the second plate, and the isolation plate may be secured to each other. The insulating plate may be capable of thermally isolating the tool from the object. | 08-05-2010 |
| 20100231925 | DISPLACEMENT SENSOR - A focused image is taken around the focal point by a confocal displacement meter. In a measurement apparatus, a confocal displacement meter system OPT-A includes a laser diode | 09-16-2010 |
| 20100231926 | APPARATUS FOR DETERMINING THE POSITION OF AN INDUSTRIAL TRUCK - An apparatus for determining the position of an industrial truck within a spatial area, in which plural light sources are positioned at predefined locations and emit a radiation that unambiguously characterises the light source without interaction with the industrial truck, wherein the industrial truck has a receiving unit for the radiation of the light sources, which is adapted to identify the light source from the received radiation and to determine an angle of the light source with respect to a vehicle-stationary axis, and the industrial truck further has an analysing unit which is adapted to determine the position of the industrial truck from at least three identified light sources and the angles thereof. | 09-16-2010 |
| 20100231927 | METHOD AND DEVICE FOR MEASURING THE POSITION OF THE EDGE OF A MATERIAL WEB - A device and method provide for measuring the position of the edge of a material web by illuminating an area of the edge area and detecting shadows cast by the material web. Two or more transmitters arranged in a line transverse to the edge of the material web are used for illumination. A linear sensor also arranged transverse to the edge of the material web is used to sense the locations of the shadows. The position of the edge of the material web is detected from the sensed shadow and the locations of the transmitters and sensors. | 09-16-2010 |
| 20100245846 | OPTICAL ENCODER, BENDING OPERATION SYSTEM, AND METHOD OF DETECTING DISPLACEMENT OF LINEAR POWER TRANSMISSION MEMBER - An optical encoder includes a linear power transmission member which moves longitudinally, a reflector which is provided on an outer peripheral surface of the linear power transmission member and which is longitudinally movable integrally with the linear power transmission member, the reflector including two kinds of reflecting portions different in reflectance are longitudinally arranged, and a light source which radiates light. Further, the optical encoder includes a linear light transmitter which guides the light from the light source to the reflector and to which reflection light reflected from the reflector is guided, and a calculation mechanism configured to calculate a longitudinal displacement of the reflector on the basis of an intensity of the reflection light from the reflector which is guided via the linear light transmitter. | 09-30-2010 |
| 20100245847 | POSITIONING UNIT AND ALIGNMENT DEVICE FOR AN OPTICAL ELEMENT - The invention relates to a positioning unit for an optical element in a microlithographic projection exposure installation. Said unit comprises a first connection region (A, | 09-30-2010 |
| 20100259766 | OPTICAL SENSORS AND METHODS FOR PROVIDING OPTICAL SENSORS - Provided herein are optical sensor devices, methods for making the same, and systems including the same. An optical sensor device, according to an embodiment, includes a light detector die and a light source die attached to the same or different die attachment substrates so that there is a space between the light source die and the light detector die. A light transmissive material covers the light detector die, the light source die and at least a portion of the space between the light detector die and the light source die. A groove is formed (e.g., saw, blade or laser cut, or cast) in the light transmissive material between the light detector die and the light source die, and an opaque material is put within the groove to provide a light barrier between the light detector die and the light source die. | 10-14-2010 |
| 20100259767 | PROJECTION DISPLAY APPARATUS - A first detection unit and a second detection unit detect the light that is incident from the direction where a screen is to be located. A controller determines whether the screen is located at a recommended position based on output signals from the first detection unit and the second detection unit. When the screen is located at the recommended position, the controller controls the projection display apparatus so as to be in the state where a significant image can be projected. The controller may determine whether the screen is located at the recommended position and in a normal state based on the output signals. When the screen is located at the recommended position and in a normal state, the controller may control the projection display apparatus so as to be in the state where a significant image can be projected. | 10-14-2010 |
| 20100259768 | DISPLACEMENT DEVICE WITH PRECISION MEASUREMENT - A displacement device with precision measurement with a displacement device for supporting a workpiece including an optical sensor ( | 10-14-2010 |
| 20100271637 | THEODOLITE WITH LASER INDICATORS - A theodolite with laser indicators has a seat, a body, a rotating case and two laser indicators. The seat can be set on a tripod and has an adjustable level base. The level base can be adjusted to a virtual level. The body is rotatably mounted on the level base and has a frame and two arms. The frame has a top. The two arms respectively extend from the top of the frame. The rotating case is rotatably mounted between the two arms of the body and has a top and a bottom. The laser indicators are respectively mounted rotatably on the top and bottom of the rotating case and generate horizontal and vertical laser beams to indicate a predicted position for improved measuring accuracy. | 10-28-2010 |
| 20100277747 | LASER PROJECTION SYSTEMS AND METHODS - A laser imaging system and method of projecting a laser template on a surface, including independently determining a position and orientation of the surface using an external metrology device, independently determining a position and orientation of a laser projector using the metrology device, generating a signal from the metrology device to a computer and orienting the laser projector relative to the surface to project a laser template. The apparatus includes a plurality of metrology transmitters at fixed locations, a plurality of metrology receivers at fixed locations relative to the surface and a plurality of metrology receivers at fixed locations relative to either the laser projector or laser targets within a field of view of the laser projector. A laser projector and frame assembly is also disclosed, wherein the metrology receivers are located on the frame and the frame includes laser targets for correcting laser drift. Kinematic supports for the metrology receivers are disclosed as well as an independent laser tracker. | 11-04-2010 |
| 20100284026 | VALVE - A metering valve has a closable discharge opening from which liquid drops can be discharged, wherein a beam device is provided which generates electromagnetic radiation. | 11-11-2010 |
| 20100290063 | MILLIMETER WAVE SENSOR FOR FAR-FIELD STANDOFF VIBROMETRY - A millimeter wavelength (MMW) measurement system for remote detection of object characteristics and methods for detecting such characteristics. The MMW measurement system comprises a front-end and an optional signal conditioning component. The MMW front-end includes an oscillator, a transceiver portion, and an antenna for focusing a detection component comprising micrometer level wavelength electromagnetic radiation onto the object. A portion of the electromagnetic radiation reflected by the object is received by the MMW measurement system, which is indicative of a displacement of the object. The MMW system may be configured to detect micrometer level displacement of the object disposed tens of meters from the MMW measurement system. In various embodiments the object may be a natural object, including a human, and the displacement may be indicative of a heart rate and/or a respiratory function. | 11-18-2010 |
| 20100296105 | Method for Detecting Planar Deviations During the Unwinding of Flexible, Web-Type Flat Goods - The invention relates to a method for the detection of the planar deviations of flexible, web-type flat goods such as films of different materials which can also be used as packaging materials. It is the object of the invention to detect planar deviations directly on the rolling off of a flexible, web-type flat good from a roll in a contact free manner and with a low effort and/or cost. In accordance with the invention, in this connection, at least one ??? is present over at least one region of the width of the flat good on the rolling off with which the position and/or alignment of an imaged run-off edge can be determined with respect to a plane aligned parallel to the axis of rotation of the roll. | 11-25-2010 |
| 20100296106 | CHROMATIC CONFOCAL SENSOR - A system comprising a substrate having thereon a multiphoton curable photoreactive composition, a light source that emits a light beam comprising a plurality of wavelengths onto at least one region of the composition on the substrate, and a detector that detects a portion of light reflected from the composition to obtain a location signal with respect to the substrate, wherein the location signal is based at least on a wavelength of the reflected light. | 11-25-2010 |
| 20100302552 | APPARATUS FOR MEASURING QUASI-STATIC ERROR OF ROTATION DRIVING SHAFT - In an apparatus for measuring a quasi-static error of a rotation driving shaft, a positional error and an angular error in each of X, Y, and Z axis directions during rotation of a driving shaft is measured by means of a single measurement apparatus. In the apparatus, a first splitter, a second splitter, and a reflector spectrally output or reflect a laser beam, which is output from a laser driving device, to a first position sensor and a second position sensor, so that it is possible to obtain every error information on positional errors and angular errors in X, Y, and Z axis directions of a rotation driving shaft through input position change data of the inputted laser beam. | 12-02-2010 |
| 20100302553 | Methods and Apparatus for Ascertaining Sensor Signal Delay in an Electrophotographic Device - In an electrophotographic (EP) device, methods and apparatus include determining a delay of one or more sensors (hsync) to accurately know when to start the process of scanning latent images. In one aspect, the sensor includes a leading and trailing edge defined along a direction of laser beam scan travel. Determining the delay includes learning a position of a laser beam on the sensor at a time when a controller connected to the sensor receives a signal from the sensor indicating the sensor is being sufficiently impinged upon by the laser beam. It also includes learning a latest possible position of the laser beam along the direction of laser scan travel where the laser beam can be turned on and still have the sensor assert a signal indicating it has been sufficiently impinged upon by the laser beam. Bi-directionally scanning EP devices are also disclosed, including controllers, photoconductors, sensors, etc. | 12-02-2010 |
| 20100309484 | SUBSTRATE DETECTION DEVICE AND SUBSTRATE CONVEYANCE APPARATUS - An object is to provide a substrate conveyance apparatus and a substrate detection device capable of improving flexibility in arrangement layout. | 12-09-2010 |
| 20110001985 | MEASUREMENT APPARATUS AND OPTICAL APPARATUS WITH THE SAME - The measurement apparatus is capable of performing measurement of a relative displacement amount or a relative displacement speed between the apparatus and a measuring object ( | 01-06-2011 |
| 20110019203 | OBJECT DETECTION SYSTEM AND OBJECT DETECTION METHOD - Disclosed herein is an object detection system including, a light radiation section, a light sweeping block, a light reflection body, a reflected-light detection section, and a reflected-light analysis section. | 01-27-2011 |
| 20110019204 | Optical and Illumination Techniques for Position Sensing Systems - An optical unit includes a body, at least one lens, and a sensor. An optical member can be used to reflect and/or refract light within the body and onto the sensor, with the result that the overall length of the optical unit can be reduced. When positioned at a corner or another location relative to a touch area, the optical unit will have a wider view than a unit with a longer overall length. An integrated optical unit can be used at one or more locations to provide stereo imaging. The integrated optical unit can include optics that route light to and/or from the optical unit through a single aperture of the optical unit but along different optical paths. The light routed along different paths can be routed to a single sensor within the optical unit so that the sensor can image different fields of view of the touch area. | 01-27-2011 |
| 20110026038 | OPTICAL POSITION DETECTION APPARATUS AND DISPLAY APPARATUS HAVING POSITION DETECTION FUNCTION - An apparatus for optically detecting an object position includes: position detection light sources irradiating light onto the object; a light guide plate receiving the light and emitting it onto a detection area to form an intensity distribution in the detection area; a light detector having light receiving portions receiving the light reflected by the object; and a signal processing portion detecting the object position based on the intensity distribution, wherein light incident portions receiving the light and side portions except for the light incident portions are provided on outer periphery side portions of the light guide plate, a light emission surface emitting the light incident from the light incident portions toward the detection area is provided on a plane portion of the light guide plate, and at least a portion of the side portions is an anti-reflection surface. | 02-03-2011 |
| 20110026039 | Alignment System and Method for a Substrate in a Nano-Imprint Process - Methods described include placing a sensor system over a substrate positioned on a chuck. The sensor system generates a beam of optical energy towards the substrate and is configured to receive optical energy deflected from the substrate. The sensor system generates sensor signals in response to variations in received optical energy from the substrate and the chuck. | 02-03-2011 |
| 20110026040 | BATTERLESS ABSOLUTE ENCODER - A batteryless absolute encoder determines the accuracy of absolute position information to be output when electric power is turned on and outputs an alarm signal in the case of abnormality. The batteryless absolute encoder includes an absolute position computing section, an absolute position storing section, and a determining section. The absolute position computing section computes the absolute position of a spindle to be detected, including the number of revolutions of the spindle, on the basis of detection signals output from four reluctance resolvers. The absolute position storing section stores the absolute position output from the absolute position computing section when electric power is turned off. The determining section compares an absolute position output from the absolute position computing section when electric power is turned on and the stored absolute position and outputs an alarm signal if a difference between the two absolute positions is larger than a predetermined value. | 02-03-2011 |
| 20110032539 | OPTICAL MOUSE TESTING DEVICE - An optical mouse testing device includes a testing frame, a control unit, a transmission unit, a rolling unit and an indicating unit. An optical mouse to be tested is placed on an upper surface of the testing frame. The control unit is used for driving the transmission unit according to the route coordinate data. The transmission unit is used for rendering a rolling motion of a ball of the rolling unit. The optical mouse senses the rolling motion of the ball, thereby providing a route coordinate data to the control unit. The control unit compares the route control signal with the route coordinate data, thereby generating an indicating signal to indicate a testing result. | 02-10-2011 |
| 20110032540 | POSITION-MEASURING METHOD AND DEVICE ADAPTED FOR THE POSITIONING OF A WHEEL - A measuring method and a device are adapted for the positioning of a wheel for mash seam resistance welding in the butt-joining of steel strips on continuous processing lines. A rotary roller which is fastened to a movable frame is positioned in a measuring position. The measuring position is vertically below a reference wheel. The reference wheel is continuously vertically lowered so that its lower surface comes into contact with the rotary roller and produces a bearing force on the roller. The roller is continuously moved in the direction of lowering. A distance between an index, which is secured to a measuring arm of the frame, and an articulated column of the frame is repeatedly measured during the continuous movement. The distance is compared with a distance threshold for each of the repeated measurements until the wheel reaches a first operating position in which the distance is equal to a predefined factor of the distance threshold. The first operating position is recorded as a reference point in a system for the vertical movement of the reference wheel. | 02-10-2011 |
| 20110037989 | MEASUREMENT ARRANGEMENT WITH A MEASUREMENT HEAD IN ORDER TO CARRY OUT INSPECTION MEASUREMENT - A measurement arrangement with a measurement head ( | 02-17-2011 |
| 20110043826 | OPTICAL INFORMATION INPUT DEVICE, ELECTRONIC DEVICE WITH OPTICAL INPUT FUNCTION, AND OPTICAL INFORMATION INPUT METHOD - An optical information input device adapted to optically detect a position of an object matter in an input area, includes: a first coordinate detection section adapted to detect a first coordinate corresponding to a position of the object matter in a first X-Y plane, which is an imaginary plane in the input area; a second coordinate detection section adapted to detect a second coordinate corresponding to a position of the object matter in a second X-Y plane, which is an imaginary plane distant from the first X-Y plane in a Z direction in the input area; and a three-dimensional information generation section adapted to generate three-dimensional information of the object matter based on the first coordinate and the second coordinate. | 02-24-2011 |
| 20110043827 | Surface sensing device with optical sensor - A surface sensing device for use in position determining apparatus has an elongate stylus with a tip for scanning the surface of a workpiece to be measured. Lateral displacements of the stylus tip are detected by a light beam which passes along the stylus from a light source to a retroreflector. This reflects the beam back via a beamsplitter to a position sensitive detector. The stylus is mounted for longitudinal displacement on a carriage. The longitudinal displacement is measured by another light beam projected by the beamsplitter onto a second position sensitive detector. | 02-24-2011 |
| 20110043828 | OPTICAL READER SYSTEM AND METHOD FOR MONITORING AND CORRECTING LATERAL AND ANGULAR MISALIGNMENTS OF LABEL INDEPENDENT BIOSENSORS - An optical reader system and method are described herein that can detect a lateral and/or angular misalignment of one or more biosensors so that the biosensors can be properly re-located after being removed from and then reinserted into the optical reader system. In one embodiment, the biosensors are incorporated within the wells of a microplate. | 02-24-2011 |
| 20110051149 | OPTICAL APPARATUS AND METHOD FOR MEASURING THE ATTITUDE OF AN OBJECT IN OUTER SPACE - An optical apparatus and method for measuring the attitude of an object in outer space includes an optical system having an aperture to receive optical radiation and a focal plane to image the optical radiation and an aperture-sharing element attached to the optical element and at least partially surrounding an optical path into the aperture. The aperture-sharing element directs optical radiation from a field of view of the aperture-sharing element to a corresponding first portion of the focal plane to provide multi-axis stellar attitude measurements, and the aperture receives optical radiation along the optical path into the aperture and directs the optical radiation to a second portion of the focal plane. | 03-03-2011 |
| 20110058182 | PROBE FOR DETERMINING AN ABSOLUTE POSITION OF A ROD OF A CYLINDER - A probe for determining an absolute position of a rod relative to a cylinder with the rod having an associated pattern for indicating position includes a light source for emitting light. The probe further includes a light pipe for directing light emitted by the light source onto the pattern of the rod. A detector of the probe detects light and provides a signal indicative of the detected light. A lens produces an image of a portion of the pattern illuminated by the light on the detector and a controller is responsive to the signal from the detector for determining an absolute position of the rod relative to the cylinder. | 03-10-2011 |
| 20110063626 | DETECTION METHOD OF CRACK OCCURRENCE POSITION - A surface layer ( | 03-17-2011 |
| 20110063627 | Plasmon tomography - Plasmon energy is produced by exciting a plasmon resonance at least one excitation position on a first surface of a first material, and the plasmon energy is detected at at least one measurement position on the first surface after the plasmon energy has propagated from the at least one excitation position to the at least one measurement position. An attenuation of plasmon energy is determined along a plurality of paths between the at least one excitation position and the at least one measurement position, and relative distances between the first surface and a second surface of a second material are determined at a plurality of points on at least one of the surfaces based on the determined attenuation of plasmon energy along the plurality of paths. | 03-17-2011 |
| 20110069321 | ENCODER - An encoder includes one or more encoder heads, one signal processing unit, a connector unit. The one or more encoder heads detect relative displacement of the one or more encoder heads and one or more scales. The one signal processing unit processes one or more electric signals output from the one or more encoder heads. The connector unit is located on the side of the one or more encoder heads between the one or more encoder heads and the signal processing unit and which groups together the one or more electric signals output from the one or more encoder heads. | 03-24-2011 |
| 20110075157 | HIGH RESOLUTION LINEAR IMAGE SENSING USING MULTI-ROW LOW RESOLUTION IMAGE SENSOR - A photosensitive chip, including: at least one set of photosensors substantially aligned in a Y direction; and a layer of non-transmissive material including a plurality of openings. Each opening in the plurality of openings includes a respective center line and overlaps only a portion of a respective photosensor so that only the portion of the respective photosensor is photosensitive. The respective center lines for openings for each set of photosensors are not collinear in the Y direction. In an example embodiment, the plurality of openings includes at least one row of openings substantially aligned in an X direction, orthogonal to the Y direction. In an example embodiment, each opening has an equal width in an X direction, orthogonal to the Y direction. | 03-31-2011 |
| 20110080596 | Measuring Method And Measuring Device - The invention provides a measuring method for installing a measuring rod | 04-07-2011 |
| 20110085179 | APPARATUS FOR MICROLITHOGRAPHIC PROJECTION EXPOSURE AND APPARATUS FOR INSPECTING A SURFACE OF A SUBSTRATE - An apparatus ( | 04-14-2011 |
| 20110085180 | LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD - A position measurement system configured to measure a position quantity of a movable object in a measurement direction, the system including a radiation source, a beam splitter to split the radiation beam in a measurement beam and a reference beam, a first reflective surface mounted on the movable object to receive the measurement beam, a second reflective surface mounted on a reference object to receive the reference beam, and a detector arranged to receive a first and second reflected beam reflected by the first and second reflective surface, respectively, and configured to provide a signal representative of the position quantity of the movable object based on the first and the second beam, wherein the radiation source and detector are mounted on an object that is different from the movable object and the reference object. | 04-14-2011 |
| 20110090515 | Optical Sensing System - An optical sensing system including a sensing plate, a light guiding device, and a detecting device is provided. The sensing plate has a light-pervious area. The light guiding device is disposed behind the sensing plate and used for reflecting an incident light proceeding along an incident direction, so as to form a first reflective light proceeding along a first direction and toward the light-pervious area. The incident direction is approximately perpendicular to the first direction. The detecting device is disposed behind the light guiding device. When an external surface of the light-pervious area is shaded by an object, the first reflective light is reflected by the object and forms a second reflective light proceeding toward the detecting device. Once receiving the second reflective light, the detecting device generates a sensing signal. | 04-21-2011 |
| 20110102807 | Detection Methods and Systems - A method for obtaining a measurement in an in-line system for detecting presence of an out-of-parameter part is provided. The method includes conveying a tubular member to a detection system comprising a laser sensor arranged and configured to direct a beam of light onto an upper end surface of the tubular member for obtaining a measurement. The laser sensor is offset from a center of the tubular member such that the beam of light is directed onto an outer side of the upper end surface. The beam of light is directed onto the upper end surface at the outer side of the tubular member and the beam of light moves from a front quadrant of the upper end surface to a rearward quadrant of the upper end surface. | 05-05-2011 |
| 20110102808 | COMPENSATION OF MEASUREMENT ERRORS DUE TO DYNAMIC DEFORMATIONS IN A COORDINATE MEASURING MACHINE - A measuring machine comprising a mobile unit provided with a plurality of members mobile along co-ordinate axes for moving a measurement sensor in a measurement volume, in which a laser sensor is associated to a mobile member and supplies values correlated with the dynamic deformation of the mobile unit; said values are processed for compensating for the measurement errors of the machine following upon the dynamic deformations. | 05-05-2011 |
| 20110102809 | APPARATUS DETECTING A POSITION OF A FUNCTIONAL LAYER ON AN ELECTRODE - An apparatus detecting the position of the functional layer of the electrode plate includes a first electrode plate sensor disposed at a side of a material to sense start points of electrode plates continuously formed on the material at uniform intervals, a second electrode plate sensor disposed at an other side of the material to sense a length of the electrode plate, a functional layer sensor provided behind the first electrode plate sensor and the second electrode plate sensor above a material traveling direction to sense position and length of the functional layer formed on the electrode by sensing a difference in color, and a controller feeding back a feedback result indicating whether the functional layer is correctly coated through values sensed by the first electrode plate sensor, the second electrode plate sensor, and the functional layer sensor. | 05-05-2011 |
| 20110102810 | APPARATUS AND METHOD FOR MATERIAL PROCESSING USING A TRANSPARENT CONTACT ELEMENT - A method of preparing an apparatus for material processing by generating optical breakthroughs in an object. The apparatus includes a variable focus adjustment device. A contact element is mounted to the apparatus, the contact element has a curved contact surface having a previously known shape. The position of the contact surface is determined prior to processing the object, by focusing measurement laser radiation near or on the surface by the variable focus adjustment device, and the focus position is adjusted in a measurement surface intersecting the expected position of the contact surface. Radiation from the focus of the measurement laser radiation is confocally detected. The position of points of intersection between the measurement surface and the contact surface is determined from the confocally detected radiation to determine the position of the contact surface from the position of the points of intersection and the previously known shape of the contact surface. | 05-05-2011 |
| 20110109915 | POSITION DETERMINATION METHOD - Chronologically correlated position pairs are generated in a position determination method using a unit, particularly a working machine ( | 05-12-2011 |
| 20110109916 | METHOD FOR POSITIONING VIEWING CENTER OF PARALLAX BARRIER - A method for positioning a viewing center of a parallax barrier mainly includes: disposing multiple alignment markers respectively at appropriate places of the parallax barrier and a flat panel display, and performing position measurement and alignment of the multiple alignment markers, so as to achieve a purpose of setting a viewing center at a specific and appropriate position. | 05-12-2011 |
| 20110109917 | OPTICAL POSITION MEASURING DEVICE - A measuring device for detecting a relative position, the measuring device including a measurement graduation movable in at least one measurement direction and a scanning unit for determining a relative position of the measurement graduation with respect to the scanning unit. The scanning unit includes a light source, a scanning grating disposed on a first side of a transparent carrier element that is positioned in a scanning beam path and a detector arrangement. The scanning unit further includes an attenuation structure that adjusts a light intensity on the detector arrangement in a defined manner, wherein either 1) the attenuation structure is disposed on a second side, opposite the first side, of the transparent carrier element or 2) the attenuation structure has a permeability that varies as a function of location at least along one direction so that a light intensity which is uniform at least in that one direction results on the detector arrangement. | 05-12-2011 |
| 20110116102 | Scanning unit of a position measuring arrangement - A scanning unit of a position measuring unit for scanning a scale, the scanning unit including a display unit having a light source. The scanning unit further including a regulating device for controlling an amplitude of an analog scanning signal of the scanning unit, wherein the regulating device triggers the light source to cause a change of an illumination state of the light source, wherein successive changes of the illumination state of the light source contain information regarding the amplitude of the analog scanning signal. | 05-19-2011 |
| 20110122421 | OPTICAL PACKAGE ALIGNMENT SYSTEMS AND PROTOCOLS - Methods of positioning an optical unit in an optical package are provided. According to one method, a partially assembled optical package is provided. The wavelength conversion device within the package comprises a conversion layer having a waveguide portion formed therein. The optical unit is coarse-positioned in the optical package to direct light from the laser diode to the wavelength conversion device in the form of a beam spot on an input face of the wavelength conversion device. The intensity of the frequency-converted optical signal output from the wavelength conversion device is monitored as the position of the optical unit is modified to 1D scan the beam spot along a portion of a crossing axis Y | 05-26-2011 |
| 20110122422 | SIGNAL PROCESSING APPARATUS USED FOR OPTICAL SIGNAL OUTPUT DEVICE AND OPTICAL DISPLACEMENT DETECTION SYSTEM - A signal processing apparatus includes a first signal processing unit and a second signal processing unit. The first signal processing unit executes a first predetermined operation with respect to first and second signal groups and to extract a first component having a predetermined characteristic when an optical signal output device is in a normal state, the first signal group whose amplitude or direct current component gradually increases with a predetermined direction displacement of a displacement detection target, the second signal group whose amplitude or direct current component gradually decreases with the predetermined direction displacement of the displacement detection target. The second signal processing unit executes a second predetermined operation with respect to the first and second signal groups and to extract an output containing a second component, which is peculiar to an optional position of the displacement detection target. | 05-26-2011 |
| 20110128553 | OPTICAL-TYPE POSITION DETECTING DEVICE, HAND APPARATUS, AND TOUCH PANEL - An optical position detecting device includes: a translucent unit; a light source unit that emits detection light toward the translucent unit and forms with the detection light transmitted through the translucent unit a first light intensity distribution in which the intensity decreases as it becomes farther from the translucent unit; a light detecting unit that receives the detection light reflected by a target object located within the first light intensity distribution; and a position detecting unit that detects a position of the target object based on the intensity of light received by the light detecting unit. | 06-02-2011 |
| 20110141485 | System and Method for Localizing a Carrier, Estimating a Posture of the Carrier and Establishing a Map - Provided is a system for localizing a carrier, estimating a posture of the carrier and establishing a map. The system includes: an inertial measurement device, measuring a motion state and a rotation state of the carrier; a vision measurement device disposed on the carrier for picturing an environment feature in an indoor environment where the carrier locates; and a controller receiving measuring results from the inertial measurement device and the vision measurement device to estimate a posture information, a location information and a velocity information of the carrier, and establishing a map having the environment feature. The controller estimates based on a corrected measuring result from one of the inertial measurement device and the vision measurement device, then controls the other one of the inertial measurement device and vision measurement device to measure, and accordingly corrects the posture, location and velocity information of the carrier and the map. | 06-16-2011 |
| 20110141486 | OPTICAL DETECTION DEVICE AND ELECTRONIC EQUIPMENT - An optical detection device includes a light emitting element, which is an area sensor, a light emitting lens part for irradiating an object to be measured with a bundle of emission rays emitted from the light emitting element, a light receiving lens part for condensing reflected light from the object, a light receiving element for detecting reflected light from the object condensed by the light receiving lens part, and a signal processing section for processing a light-reception signal from the light receiving element. Based on the light-reception signal from the light receiving element, the signal processing section detects at least one of an x-coordinate or a y-coordinate of the object on an x-y coordinate plane from at least one of a light-spot position or a light-spot shape on the light receiving element. | 06-16-2011 |
| 20110141487 | OR RELATING TO OPTICAL NAVIGATION DEVICES - An optical navigation device includes a navigation radiation source capable of producing a beam of radiation, and an optical element. The optical navigation device is for identifying movement of an object to thereby enable a control action to be carried out. A sensor is for receiving an image based upon reflected radiation from the navigation radiation source, and at least one illumination radiation source is for illuminating the optical navigation device. The device is operable, in recurrent cycles of at least reset, expose, and readout phases, to activate the at least one illumination radiation source during the reset phase. The reset phase may have the longest duration of the phases. | 06-16-2011 |
| 20110141488 | POSITIONING DEVICE AND METHOD FOR DETECTING A LASER BEAM - The present invention relates to a positioning device and method for detecting light of fan shaped laser beam, as well as to a positioning system comprising the device and to a light emitting device emitting the fan shaped laser beam, which enable to find a spot of a laser beam easier and quicker. The positioning device comprises a detector for detecting light of a fan shaped laser beam rotating around a propagation axis with a direction of rotation and having two detector elements arranged in a known spatial relation for outputting a detection signal when irradiated; and a position determining unit to obtain a first set of detection signals from the detector elements, determine a first time relation between the detection signals of the first set, and determine a positional relation between the detector and the propagation axis based on the first time relation. | 06-16-2011 |
| 20110149300 | METHOD OF DETECTING AMOUNT OF AXIS DISPLACEMENT IN POWER TRANSMISSION DEVICE USING AUTOMATIC SELF-ALIGNING ENGAGEMENT CLUTCH - An object is to provide a method of detecting an amount of an axis displacement in a power transmission device using an automatic self-aligning engagement clutch, the method being capable of accurately detecting the amount of the axis displacement in the automatic self-aligning engagement clutch during an operation with a simple configuration. In a power transmission device configured to transmit a driving force to a driven body by allowing a rotary shaft of a first drive source to engage with a rotary shaft of a second drive source through an automatic self-aligning engagement clutch, an amount of an axis position variation of each of the rotary shaft of the first drive source and the rotary shaft of the second drive source are measured by non-contact sensors, and an amount of a relative axis displacement of the rotary shaft of the second drive source relative to the rotary shaft of the first drive source is detected on the basis of the measurement result of the amount of the axis position variation of each rotary shaft when the rotary shaft of the first drive source engages with the rotary shaft of the second drive source through the automatic self-aligning engagement clutch. | 06-23-2011 |
| 20110157603 | METHOD AND DEVICE FOR DETERMINING A POSITION OF AN OBJECT - A device for determining a position of an object ( | 06-30-2011 |
| 20110164257 | TEST METHOD FOR INSPECTION DEVICE, PARTICULARLY FOR LABEL SEATING INSPECTION DEVICE - The invention relates to a test method for checking an inspection device, comprising at least the steps of: generating a prescribed number of faulty and/or correctly labelled containers or test containers; moving the faulty containers or test containers past the inspection device, which detects the faulty containers or test containers and generates a signal for ejecting the faulty containers or test containers, or indicates a value relative to the expected and the measured faulty and/or correctly labelled containers. The test method can be started or performed manually or automatically, and is suitable, for example, for checking a label seating inspection device for correct functionality, or optionally for confirming the faulty functioning thereof. | 07-07-2011 |
| 20110170118 | Device and Method for Determining a Position and Orientation - The invention relates to a device for determining the position and orientation of a movable object. The latter exhibits at least two relative sensors ( | 07-14-2011 |
| 20110176148 | COORDINATE MEASURING MACHINE HAVING AN ILLUMINATED PROBE END AND METHOD OF OPERATION - A portable articulated arm coordinate measuring machine (AACMM) is provided. The AACMM includes a manually positionable articulated arm having opposed first and second ends. The arm includes a plurality of connected arm segments, each of the arm segments including at least one position transducer for producing a position signal. A measurement device is attached to a first end of the AACMM. An electronic circuit is provided for receiving the position signals from the transducers and for providing data corresponding to a position of the measurement device. A light source is coupled to the arm and disposed to emit light adjacent the measurement device. | 07-21-2011 |
| 20110181892 | AUTOMATIC CALIBRATION TECHNIQUE FOR TIME OF FLIGHT (TOF) TRANSCEIVERS - A system and method for automatically calibrating a Time-of-Flight (TOF) transceiver system for proximity/motion detection, is provided. Moreover, the system comprises a component that senses a signal (e.g., current or voltage) at an light emitting diode (LED), an attenuator, a signal injector at a sensor and a switching circuit that toggles between a normal mode (e.g., when signal from the sensor is input to the sensor front end) and a calibration mode (e.g., when signal from the attenuator is input to the sensor front end). During the calibration mode, the sensor front end identifies the phase delay error within the signal path, including board and/or package parasitic, and accounts for the phase delay error during proximity/motion detection in the normal mode. | 07-28-2011 |
| 20110211200 | SYSTEMS AND METHODS FOR MONITORING A CONDITION OF A ROTOR BLADE FOR A WIND TURBINE - A rotor blade monitoring system for use with a wind turbine. The wind turbine includes at least one rotor blade. The rotor blade includes a sidewall that extends between a root portion and a tip portion. The rotor blade monitoring system includes a fiber optic strand that is coupled to the rotor blade sidewall. The fiber optic strand has a length that extends from the root portion towards the tip portion. A plurality of sensors are coupled to the fiber optic strand. Each sensor of the plurality of sensors is axially spaced along the fiber optic strand and is configured to transmit a signal indicative of a position of a respective portion of the rotor blade. | 09-01-2011 |
| 20110222073 | OPTICAL ENCODER AND DISPLACEMENT MEASUREMENT APPARATUS HAVING THE SAME - An optical encoder ( | 09-15-2011 |
| 20110235053 | LASER RECEIVER FOR DETECTING A RELATIVE POSITION - The invention relates to a laser receiver for detecting a relative position of a defined zero point of said laser receiver with respect to a reference laser beam. Therefore, the laser receiver comprises a laser light photo sensor having a plurality of photo sensitive elements providing an electrical output when illuminated by said reference laser beam, a circuitry connected to said photo sensor for determination of said relative position and a visible readout for indication of said relative position, in particular for indicating if said zero point is on-grade with respect to said reference laser beam. According to the invention, at least a first laser fan emitter, with a laser light source and at least one fan-generating optical element, is provided for projecting a visible laser line onto a target surface, particularly in order to re-project a sharp marking-line through the vertical center of the reference laser beam. | 09-29-2011 |
| 20110242546 | System For Monitoring a Relative Displacement of Components - A system is provided for monitoring a relative displacement of a pair of end-winding components. The system includes a structure mounted to the end-winding components. The system further includes a fiber Bragg grating mounted to a non-curved surface of the structure, where the fiber Bragg grating is configured to reflect incident radiation having a peak intensity at a respective wavelength based on a strain of the fiber Bragg grating. The structure is configured so that the strain produced by the structure limits a magnitude of the strain of the fiber Bragg grating within a predetermined range over a span of the relative displacement of the pair of end-winding components. | 10-06-2011 |
| 20110242547 | Apparatus for assessing a moving object - In an apparatus for assessing an object arranged on a movable carrier which includes an imaging arrangement for recording the object, the imaging arrangement is movable synchronously with the carrier. | 10-06-2011 |
| 20110249273 | SURVEILLANCE DEVICE AND SURVEILLANCE METHOD - A desired search area is efficiently monitored. A surveillance device that is installed in a flying aircraft in the sky and that monitors the situation at the sea surface from the sky, including a light-transmitting portion that is provided with a light source and that radiates a plurality of slit-like beams from the sky toward a search area at the sea surface, a light-receiving portion that receives a plurality of reflected beams that have been reflected at an object at the sea surface, and a processor that determines whether or not the object at the sea surface that has reflected the beams is a target object from information about the reflected beams obtained by the light-receiving portion. | 10-13-2011 |
| 20110261370 | OPTICAL SENSOR FOR PROXIMITY AND COLOR DETECTION - This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for detecting proximity and/or color of an object. In one aspect, an optical sensor includes a plurality of transmissive interferometric elements, a plurality of detectors positioned to detect the presence and/or intensity of light transmitted through the elements, and a processor to determine the proximity of an object based at least in part upon input from the detectors. An optical signal can be sensed by selectively actuating certain elements in a set of transmissive interferometric elements in an array to allow transmission of optical signals within a first spectrum through the array, and detecting optical signals transmitted through the array. | 10-27-2011 |
| 20110273722 | WIDE FIELD OF VIEW OPTICAL TRACKING SYSTEM - In an optical tracking system for determining the pose of a moving object in a reference coordinate system, the system including at least one light emitter, at least one optical detector for detecting the light emitted by the at least one light emitter and a pose processor, coupled with the at least one optical detector, and with the at least one light emitter, for determining the pose of the moving object according to the light detected by the at least one optical detector, one of the at least one optical detector and at least one light emitter being situated at a fixed position in the reference coordinate system, and the other of the at least one optical detector and at least one light emitter being attached to the moving object, the at least one optical detector being a Wide Field Of View (WFOV) optical detector, the WFOV optical detector comprising an optical sensor, for sensing light received from at least one of the at least one light emitter and at least two optical receptors, optically coupled with the optical sensor, the optical receptors being spatially spaced apart from each other, each of the optical receptors projecting a different angular section of an observed scene on the optical sensor, wherein, the pose processor associates at least one representation of the at least one light emitter on the optical sensor, with a respective one optical receptors projecting the light received from the at least one light emitter on the optical sensor, according the response of the optical sensor. | 11-10-2011 |
| 20110273723 | DISTANCE MEASURING OPTOELECTRONIC SAFETY SENSOR AND METHOD OF MONITORING A MONITORED ZONE - A distance measuring optoelectronic safety sensor ( | 11-10-2011 |
| 20110273724 | DEVICE FOR MEASURING THE TWIST OF A ROTATING SHAFT - Measuring the twist of a rotating shaft by means of a laser beam and polarizing filters. The measurement device includes a laser beam generator, two polarizing filters secured to the shaft and spaced apart from each other, and a laser radiation receiver receiving the laser beam after it has passed through both filters. | 11-10-2011 |
| 20110279827 | OPTICAL DETECTION DEVICE, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - An optical detection device includes: a first emitting unit that emits first emitting light in a radial pattern and having an intensity that differs in accordance with an emitting direction; a second emitting unit that emits second emitting light in a radial pattern and having an intensity that differs in accordance with an emitting direction; a light receiving unit that receives first reflection light acquired by reflecting the first emitting light emitted from the first emitting unit off an object and second reflection light acquired by reflecting the second emitting light emitted from the second emitting unit off the object; and a detection unit that detects a position of the object based on a result of the light reception in the light receiving unit. | 11-17-2011 |
| 20110286007 | Dimensional Detection System and Associated Method - An improved dimensional detection system is portable and can be used to characterize a workpiece. The dimensional detection system employs as few as a single focused light source and as few as a single camera along with a calibration data set to convert the illuminated pixels of an image of a beam on the workpiece into a cloud of real world points in space on an outer surface of the workpiece. The cloud of points can be processed to characterize the workpiece, such as by determining the right hexahedron that would encompass all of the real world points in space and which could be used to determine a dimensional weight of the workpiece. | 11-24-2011 |
| 20110286008 | DEVICE AND METHODS FOR CARTRIDGE DETECTION - The present disclosure relates to an accommodating device for a dispensing or infusion device, comprising: a displaceable element which is displaced within the accommodating device when a cartridge is inserted into the accommodating device; and at least one sensor which can detect the presence or absence of the displaceable element or a detection element disposed on or in the displaceable element. | 11-24-2011 |
| 20110286009 | OPTICAL SENSOR - An optical sensor apparatus to detect objects within a monitored region includes a housing having a window. A sensor includes a transmitting/receiving unit arranged inside the housing and rotatable around an axis. The transmitting/receiving unit includes a transmitter to emit light rays and a receiver to receive light rays. The transmitted light rays and the received light rays are conducted through the window in the housing. The window is optically adapted to shape the transmitted light rays and the received light rays into beams. | 11-24-2011 |
| 20110286010 | TARGET FOR MOTION TRACKING SYSTEM - A target for use in a motion tracking system includes an optically transparent substrate with front and rear artwork. A robust landmark is comprised of portions of the front and rear artwork, and includes alternating spokes and interstitial spaces. The front and rear artwork also define orientation dependent radiation regions that occupy a portion of the interstitial spaces. The artwork also provides target identification markings and markings for providing in-plane rotation information. The surface area of the robust landmark maximized with respect to the total surface area of the target size. | 11-24-2011 |
| 20110292407 | OPTICAL PARALLELISM MEASUREMENT DEVICE - A high precision, rapidly operable optical parallelism measurement device includes a light source module, a light beam splitting module and at least two photoelectric detectors. The light source module has a light source and a light beam splitting element such that the light source module is able to produce two light beams perpendicular to each other. One of them is parallel to the moving direction, and is received by one of the detectors, while the other beam is split into two beams perpendicular to each other by the light beam splitting module. One beam is parallel to the former parallel by moving beam and is received by the other detector. With this scheme, the measurement can be performed by means of those perpendicular and parallel light beams without being affected by the structure of the machine platen to cause errors. The device can be manufactured with low cost and high precision. It is very compact in size and easy to carry and build up for rapid measurement. | 12-01-2011 |
| 20110299095 | Shadow Sensing Apparatus - Shadow sensing apparatus for measuring the cross-section and/or position of a tool such as a welding tool at its intersection with a sensor plane, the apparatus having three sensor channels, each comprising a linear array of discrete light sources and a linear light sensor opposite the light sources to receive light emitted therefrom. Each of the channels intersects each other to define a common sensor plane. The light sources are actuatable individually to direct light towards the tool and the respective sensor is arranged to sense the shadow cast thereon by the tool. The cross-section and/or position of the tool or other subject can be determined from up to n×C shadow images, where n is the number of light sources in each of the arrays and C is the number of channels. | 12-08-2011 |
| 20110299096 | POSITION SENSOR - A position sensor for detecting a position of a movably arranged component with respect to its original position including a channel which is implemented to guide electromagnetic radiation and direct the same to the component, a detector, at least two back channels which are implemented to receive the electromagnetic radiation reflected by the device and direct the same to the detector, wherein the channel and the at least two back channels are arranged with respect to each other such that the at least two back channels each receive a predefined portion of the electromagnetic radiation reflected by the component. | 12-08-2011 |
| 20110310400 | DISPLACEMENT DETECTING DEVICE - In a displacement detecting device, an objective lens condenses the outgoing light coming from a light source toward a surface-to-be-measured. The optical path of the reflected light coming from the surface-to-be-measured is separated from the optical path of the outgoing light coming from the light source by a separation optical system. The reflected light passing through the separation optical system is condensed by a collimator lens and has astigmatism generated therein by an astigmatism generator, and the reflected light in such a state is incident on a light receiving section. A position information generator generates the position information of the surface-to-be-measured using a focus error signal obtained based on the amount of light detected by the light receiving section. Further, the position of the condenser, the astigmatism generator or the light receiving section in the optical axis is set so that the value of the focus error signal is equal to “0” when the focus of the outgoing light condensed by the objective lens is located on the front side or back side of the surface-to-be-measured. | 12-22-2011 |
| 20110317172 | DISPLACEMENT DETECTING DEVICE - A displacement detecting device comprises: a light source, a first beam splitter adapted to split the light emitted from the light source into a first beam and a second beam, a reflecting member adapted to reflect the first beam, an objective lens adapted to condense the second beam on a surface-to-be-measured, a first light receiving section adapted to receive interference light of the reflected first beam and the reflected second beam, a relative position information output section adapted to output relative position information in height direction of the surface-to-be-measured, a second beam splitter adapted to extract a part of the reflected second beam, an astigmatism generator adapted to generate astigmatism in the extracted second beam, a second light receiving section adapted to receive the second beam having astigmatism, and an absolute position information output section adapted to generate absolute position information in height direction of the surface-to-be-measured. | 12-29-2011 |
| 20120002215 | OPTICAL DETECTING DEVICE, DISPLAY DEVICE, AND ELECTRONIC EQUIPMENT - An optical detecting device including: an emission unit that emits emitting light; a light-receiving unit that receives the emitting light reflected off an object; an amplifying unit that amplifies a received-light detection signal of the light-receiving unit; a detecting unit that detects position identifying information of the object based on a signal output from the amplifying unit; a determining unit that determines a position of the object based on the position identifying information; and a coupling capacitor provided between an output node of the amplifying unit and an input node of the detecting unit. | 01-05-2012 |
| 20120002216 | ROBOT AND AUTO-ZEROING METHOD - The invention provides a robot including a connection member relatively displaceably connected, and configured to control the displacement of the connection member based on a reference posture that can be adjusted, the robot including: a light emitting unit to emit a laser beam in a predetermined direction; a light receiving unit to receive the laser beam when the connection member is located in a detection posture that is away, by a preset displacement amount, from a predetermined zero posture; and a zeroing unit to relatively displace the connection member so as to make the light receiving unit receive the laser beam, and then to adjust the reference posture to the zero posture based on the posture of the connection member when the laser beam is received as well as on a relationship between the zero posture and the detection posture. | 01-05-2012 |
| 20120008149 | Velometer, navigational apparatus and methods for direct measurement of object's own velocity - Velometer is an apparatus that comprises of a beam of light or any other electromagnetic field (hereafter referred to simply as “light”) emitted and received in vacuum inside of an object in motion. The nature of light provides for the beam of light to retain the characteristics of its motion in vacuum regardless of the object's motion in which it (light) propagates. Consequently, the beam of light retains its position in space relative to the direction of motion of the device. Since both entities, the beam of light and the object, are located in the same frame of references, the characteristics of their motion can be compared. The result of this comparison represents the vector of the object's own velocity. The vector of velocity of the object is utilized in the navigation of the object. | 01-12-2012 |
| 20120026513 | COPLANARITY-TESTING MACHINE - Provided is a coplanarity-testing machine. The coplanarity-testing machine includes a working stage, an illuminant, an image picking-up processor, a frequency converter, a double-cross lines generator, a linear module and a display. The linear module includes a test vehicle, a linear drive mechanism and a regulating block. The linear drive mechanism can drive the test vehicle to linearly move to and fro on a bearing surface of the working stage. The regulating block is placed on a supporting surface of the test vehicle. By adjusting the double-cross lines generator, horizontal lines of the generator can coincide with a projecting line of the bottom surface of the regulating block, and vertical lines of the generator can measure the height of the regulating block. The coplanarity-testing machine can timely and exactly display the testing result, is easily operated, and has a high testing efficiency and a high exact degree of testing. | 02-02-2012 |
| 20120033230 | Device for Determining the Position of at Least One Structure on an Object, Use of an Illumination Apparatus with the Device and Use of Protective Gas with the Device - A device for determining the position of a structure ( | 02-09-2012 |
| 20120033231 | OPTICAL POSITION DETECTION APPARATUS AND APPLIANCE HAVING POSITION DETECTION FUNCTION - An optical position detection apparatus detects the position of a target object based on the result of the light reception through a light receiving unit when a light source is turned on. In a front-side housing portion of a housing of an optical unit, a reflection unit for generating a default light that makes the default light be incident to the light receiving unit is configured even in a state where a target object is not present. Accordingly, the initial setting of the relationship between a drive current in the light source unit and a light intensity in the light receiving unit can be appropriately performed based on the result of receiving the default light. | 02-09-2012 |
| 20120033232 | LIGHT BEAM GUIDED LIQUID DELIVERY DEVICE - A light beam guided liquid delivery device for tracking the placement of a sample by a liquid delivery device into a receptacle like a milliliter or microliter scale tube, or a microtiter plate, includes a liquid delivery device and a light beam generator. The light beam generator may be positioned on the outside or inside of the liquid delivery device. The light beam generator may be adapted to shoot a light beam below the tip of the liquid delivery device, whereby, a user may track the placement of the tip of the liquid delivery device via the light beam. | 02-09-2012 |
| 20120038935 | SUBSTRATE FOR LIQUID CRYSTAL DISPLAY PANEL - A substrate for a liquid crystal display panel includes a first projection structure and a second projection structure and/or a depression structure, the substrate for the liquid crystal display panel includes a specific structure at a part of or near the first projection structure, the specific structure having at least one of a planar shape different from a planar shape of the second projection structure and/or the depression structure and a planar area of ⅔ times or less or 1.5 times or more than a planar area of the second projection structure and/or the depression structure. | 02-16-2012 |
| 20120057175 | DISTANCE MEASUREMENT METHOD AND SYSTEM, AND PROCESSING SOFTWARE THEREOF - A distance measurement system and method are provided. The distance measurement method first projects a light beam with a speckle pattern to reference planes and an object to allow the reference planes and a surface of the object each have an image of the speckle pattern, the speckle pattern having a plurality of speckles. Next, images of the speckle pattern reflected by the reference planes are captured to generate reference image information, and an image of the speckle pattern reflected by the surface of the object is captured to generate an object image information. A processing module which may be a processing software can compare the object image information with the reference image information to obtain several similarity scores. If the most the most similarity score is greater than a threshold value, the processing module identifies the corresponding reference plane, thereby computing the position of the object. | 03-08-2012 |
| 20120062904 | CONTACT DETECTION DEVICE - A contact detection device includes a number of first bars and second bars. Each first bar includes a number of first sheets. Each second bar includes a number of second sheets. The first bars and the second bars intersect to form a grid with a number of nodes as a contact detection area, each node having exclusive coordinates. Each first sheet defines a light hole, and the light holes are arranged in the same column line in the grid. Opposite sides of each first sheet arranges one photosensitive member above the corresponding light hole, and position of each photosensitive member is determined according to the coordinates of the nearest node in a predetermined direction. Opposite ends of each two adjacent second bars respectively arrange one light emitter therebetween. When one point of the grid is pressed, the light emitted by the light emitter irradiates the photosensitive member. | 03-15-2012 |
| 20120062905 | OPTICAL DETECTION SYSTEM AND PROGRAM - An optical detection system includes: a detecting section which detects position detection information on an object on the basis of a light reception result of reflection light reflected from the object; and a processing section which performs a process on the basis of the position detection information. The processing section performs at least one command process using X coordinate information and Y coordinate information on the object, in a case where it is detected that a Z coordinate range of the object from a target surface is in a first Z coordinate range, and performs a process for a hovering operation using the X coordinate information and Y coordinate information on the object, in a case where it is detected that the Z coordinate range is in a second Z coordinate range which is distant from the target surface compared with the first Z coordinate range. | 03-15-2012 |
| 20120075641 | METHOD OF LEAD EDGE DETECTION IN AN INKJET PRINTER - A method of detecting an edge of a piece of media in a printer, the method includes providing a carriage for moving a printhead and a photosensor along a carriage scan path; providing a light source; providing a light guiding element having a first end that is aimed at a first predetermined position along a media advance path between a media input region and a printing region and a second end that is aimed at a second predetermined position along the carriage scan path, moving the carriage to an edge-detection position such that the second end of the light guiding element is aimed at the field of view of the photosensor; directing light from the light source toward the first predetermined position; obtaining a signal generated in response to light received in the photosensor; and analyzing the signal to detect the edge of the piece of media. | 03-29-2012 |
| 20120075642 | LASER NAVIGATION MODULE - Disclosed herein is a laser navigation module. A light source emits a laser beam. A housing includes an IR window and a transparent or semitransparent part. The IR window transmits or reflects the laser beam emitted from the light source, and also interrupts transmission of external visible rays. The transparent or semitransparent part allows light emitted in the housing to be transmitted out of the housing. An illuminator is installed in the housing. A light diffusion unit transmits the light emitted from the illuminator to the housing. The light diffusion unit has a re-reflective layer on a portion thereof facing the illuminator. | 03-29-2012 |
| 20120081711 | Position-Measuring Device - A position-measuring device is suited for detecting the relative position of a scanning unit and a reflection measuring grating movable relative thereto in at least one measuring direction. The scanning unit includes a primary light source as well as at least one detector assembly in a detection plane. A periodic configuration of point light sources is able to be generated in the detection plane from the primary light source. The primary light source is disposed above the detection plane. | 04-05-2012 |
| 20120086953 | Methods and Systems for Realizing Reduced Complexity in Three-Dimensional Digitizer Systems - A simplified system and method for synchronizing a three dimensional digitizers is disclosed. Various three dimensional digitizers utilize detected light sequences received from a probe as a synchronization signal negating the need for complex synchronization circuitry and communication signals. One embodiment utilizes no transmitted synchronization signal, but relies on embedded, high-stability clocks to maintain synchronization after initial one-time synchronization of the clocks. In this manner the design of the three dimensional digitizer may be simplified. | 04-12-2012 |
| 20120092679 | METHOD AND APPARATUS FOR OCCLUSAL POSITION MEASUREMENT AND RECORDING - The occlusal position of a patient is measured by means of light transmission through a layer of a polysiloxane which is not cross-linked. This material forms an exceptionally accurate impression of a patient's bite essentially instantaneously and enables subsequent recording and analysis of the bite in a matter of minutes. | 04-19-2012 |
| 20120105870 | LAYOUT METHOD - A method of directing a beam of laser light at a target point on a wall or other generally vertical surface defined by the intersection of a reference line with the wall or surface includes the steps of: a.) defining the reference line, b.) calculating the three dimensional location of a point on the line, c.) directing a beam of laser light from an automated total station toward said point on the line, d.) measuring the three dimensional location of the reference point on the vertical surface illuminated by said beam of laser light, e.) determining the point on the reference line closest to said reference point on the vertical surface, f.) redirecting the beam of laser light from the automated total station toward the point on the reference line closest to said reference point, and g.) repeating steps d.) through f.) until the point on the reference line closest to said reference point is less than a predetermined distance from said reference point. The point on the line in steps b.) and c.) may be the midpoint of the line. The reference line may be defined by specifying the end points of the line. | 05-03-2012 |
| 20120105871 | OPTICAL MEASURING APPARATUS AND METHOD OF STEREOSCOPIC DISPLAY DEVICE - An optical measuring apparatus for measuring optical characteristics of a stereoscopic display device includes a test image supplier for generating a 3D test signal, a 3D display for displaying left-eye image and/or right-eye image based on the 3D test signal supplied from the test image supplier, a image selection member for selectively transmitting the left-eye image and right-eye image to be displayed on the 3D display, and a light measuring device for measuring intensity or color information of the image transmitted via the image selection member. | 05-03-2012 |
| 20120120415 | METHOD AND APPARATUS FOR USING GESTURES TO CONTROL A LASER TRACKER - A method for mechanically communicating, from a user to a laser tracker, a command to control operation of the laser tracker includes providing the tracker with an angular encoder, providing a rule of correspondence between each command and each rotational pattern of a portion of a tracker, and selecting a first command. Also, rotating by the user, between first and second times, the portion of the tracker in a first rotational pattern, the first rotational pattern corresponds to the first command, and obtaining a collection of first angular readings from the angular encoder, wherein the angular readings are obtained between the first and second times. Also, determining the first command based at least in part on processing the first angular readings according to the rule of correspondence, and executing the first command with the tracker. | 05-17-2012 |
| 20120127484 | OPTICAL POSITION DETECTING DEVICE AND APPARATUS PROVIDED WITH POSITION DETECTING FUNCTION - In a light source unit of an optical position detecting device, a plurality of light emitting devices are mounted on a band-shaped flexible substrate, and the plurality of light emitting devices emit detection light. The flexible substrate is arranged so as to overlap a convex face of a substrate supporting member, and accordingly, in a case where the flexible substrate is too long, the end portion of the flexible substrate can be inserted into a notch. Therefore, there is no case in which the flexile substrate floats. | 05-24-2012 |
| 20120127485 | PRESSURE APPLICATION APPARATUS AND PRESSURE APPLICATION METHOD - A pressure application technique is provided that enables two objects to be pressurized (e.g., objects to be bonded) to be positioned with greater accuracy before having pressure applied thereto. The objects to be pressurized are moved relative to each other in a Z direction such that the objects are brought into contact with each other (step S | 05-24-2012 |
| 20120133955 | APPLICATION USING A SINGLE PHOTON AVALANCHE DIODE (SPAD) - An electronic device may include a housing having a mousing surface, and a navigation device carried by the housing and comprising a proximity detector. The proximity detector may include a single photon avalanche diode (SPAD) configured to detect movement of an activator adjacent the mousing surface. For example, the proximity detector may detect movement along three axes. | 05-31-2012 |
| 20120133956 | Proximity Sensor - The internal propagation of radiation between a radiation source and radiation detector mounted within a sensor package is prevented by the use of an optical isolator. The optical isolator is formed by the combination of a baffle mounted between the source and detector and a groove formed in an upper surface of the sensor package between the source and detector. A bottom of the groove is positioned adjacent to an upper edge of the baffle. | 05-31-2012 |
| 20120140245 | IMAGE CORRELATION DISPLACEMENT SENSOR - An image correlation displacement sensor is provided for measuring yaw rotation relative to a target surface using a simple configuration compatible with a fast measurement sample rate. The image correlation displacement sensor may include: an illumination portion ( | 06-07-2012 |
| 20120147384 | STRAIN GAUGE, AND SYSTEM FOR SPATIALLY LOCATING SUCH GAUGES - A strain gauge includes a substrate ( | 06-14-2012 |
| 20120154821 | SYSTEM FOR MONITORING A RELATIVE DISPLACEMENT OF COMPONENTS - A system is provided for monitoring a relative displacement of a pair of end-winding components. The system includes a structure mounted to the end-winding components at an angle with respect to the end-winding components for monitoring the relative displacement. The system further includes an optical fiber with a first portion including a fiber Bragg grating mounted to a surface of the structure to experience a strain resulting from a strain of the structure due to the relative displacement. The optical fiber includes a second portion internally routed through in the structure to the first portion mounted to the surface. The structure is configured so that the strain produced by the structure limits a magnitude of the strain of the fiber Bragg grating within a predetermined range over a span of the relative displacement of the end-winding components. | 06-21-2012 |
| 20120154822 | WAFER CENTER FINDING WITH CHARGE-COUPLED DEVICES - A device for handling a substantially circular wafer is provided. The device includes an interior accessible through a plurality of entrances, and a plurality of sensors consisting of two sensors for each one of the plurality of entrances, each sensor capable of detecting a presence of the substantially circular wafer, at a predetermined location within the interior, wherein the plurality of sensors are arranged so that at least two of the plurality of sensors detect the wafer for any position of the wafer entirely within the interior, wherein a first one of the two sensors is positioned to detect the wafer when the wafer has passed entirely into the interior through one of the plurality of entrances, and a second one of the two sensors is positioned immediately outside a diameter of the wafer when the wafer has passed entirely into the interior through one of the plurality of entrances. | 06-21-2012 |
| 20120162666 | POSITION MARKING FOR IDENTIFYING A SURFACE REGION AND METHOD FOR IDENTIFYING/AUTHENTICATING ON THE BASIS OF THE MARKED SURFACE REGION - Position indicator which can be connected to an object and distinctly marks a designated region of a surface of the object such that said region can be clearly differentiated from other regions of the surface, and use of the position indicator for marking surfaces for the purpose of identification and/or authentication and to a method for detecting characteristic radiation | 06-28-2012 |
| 20120170054 | APPARATUS AND METHOD FOR SENSING HIGH PRECISION SIGNAL USING INFRARED LIGHT - A high precision signal sensing system and method using an infrared light is provided. The high precision signal sensing system may receive, from a light emitting device, a plurality of lights including a first light and a second light, may measure intensities of the first light and the second light, and may measure a light emitting intensity of the light emitting device based on an intensity difference between the measured light receiving intensities. | 07-05-2012 |
| 20120170055 | METHOD AND APPARATUS FOR IDENTIFYING THE ORIENTATION OF WOOD FIBRES - A method for identifying the orientation of wood fibres ( | 07-05-2012 |
| 20120170056 | DEVICE, A SYSTEM AND A METHOD OF ENCODING A POSITION OF AN OBJECT - The present invention relates to a device for encoding a position of an object, comprising a first light source; a first collimating element adapted to form first collimated light from the first light source; a carrier adapted to guide light and comprising a first primary light redirecting structure and a second primary light redirecting structure; and a detector device for encoding the position of an object with respect to an active area of an encoding plane; wherein the first primary light redirecting structure is adapted to redirect at least a part of a first light beam through the active area into the second primary light redirecting structure; and wherein the second primary light redirecting structure is adapted to redirect light received from the first primary light redirecting structure onto the detector device. Thereby is achieved that a collimated light beam is propagated along the carrier and from the carrier into the active area via the first primary light redirecting means. The collimated light ensures a controlled part of the carrier is utilized for the propagation of the collimated light. | 07-05-2012 |
| 20120170057 | Device and Method for Object Detection and Location - An object detection and location system includes a sensor array for coupling to a support structure and a processing unit. At least one motor rotates first and a second reflectors about an axis parallel to an optical axis of the sensor array, and a light source projects a light beam toward the first reflector, which intercepts and reflects the light beam toward the object when the first reflector is directed toward the object, whereby at a given instant of time the light beam strikes the object and is reflected thereby as a second reflected light beam. The second reflector directs a field of view of the sensor array toward the object at the same instant of time to intercept the second reflected light beam and reflect it toward the sensor array. | 07-05-2012 |
| 20120170058 | METHOD FOR MEASURING THE PHYSICAL QUANTITY OF AN OBJECT USING A SINGLE LIGHT SOURCE AND A FLAT SURFACE SENSOR UNIT, AND VIRTUAL GOLF SYSTEM USING THE METHOD - A method for measuring a physical quantity of an object by using a single light source and a planar sensor unit, and a virtual golf system using the same are provided. According to one aspect of the present invention, there is provided a method for measuring a physical quantity of an object by using a single light source and a planar sensor unit, the method comprising: detecting, by the planar sensor unit, a shadow of the object generated by light emitted from the single light source, wherein the planar sensor unit is disposed on a bottom surface opposed to the single light source; and measuring a physical quantity of the object based on information regarding the shadow. | 07-05-2012 |
| 20120182562 | TEST FIXTURE FOR TESTING POSITIONING OF CONNECTOR - A test fixture for testing positioning of a connector includes a support, a housing mounted on the support, a movable block received within in the housing, a power module set inside of the movable block, a conductive block mounted on the power module, a probe element aligned with the conductive block, and a light-emitting element electrically connected to the power module and the probe element. The movable block is movably mounted on the support, and includes an extending portion. When the connector is precisely positioned in a slot of an electronic device and the extending portion is inserted into the slot of the electronic device, the movable block is resisted by the connector to be driven to move such that the conductive block contacts the probe element, thereby turning on the light-emitting element. | 07-19-2012 |
| 20120200861 | OPTICAL DISPLACEMENT DETECTION APPARATUS AND OPTICAL DISPLACEMENT DETECTION METHOD - The present invention discloses an optical displacement detection apparatus and an optical displacement detection method. The optical displacement detection apparatus comprises: at least two light sources for projecting light of different spectrums to a surface under detection, respectively; an image capturing device for receiving light reflected from the surface under detection and converting it into electronic signals; and a processing control circuit for calculating displacement according to the electronic signals from the image capturing device, wherein the processing control circuit is capable of switching between the light sources. | 08-09-2012 |
| 20120212748 | OPTICAL READER SYSTEMS AND METHODS FOR MICROPLATE POSITION DETECTION - Optical reader systems and methods with accurate microplate position detection capability are disclosed. The optical reader systems having scanning optical systems that are configured to scan select position-detecting features on the microplate to accurately determine their respective positions. The measurement of the positions of the position-detecting features can also be used to calibrate the optical reader system to reduce or eliminate adverse positioning effects from system non-linearities that arise from one or more of the system components, including the scanning optical system. | 08-23-2012 |
| 20120218564 | METHOD FOR THE SECURE DETECTION AND POSITION DETERMINATION OF OBJECTS AND SAFETY APPARATUS - The invention relates to a method for the safe detection and position determination of objects by means of an optoelectronic scanner. In this method an external reference target is provided in the field of vision and the actual signal level of the reflections from the reference target is detected. A desired degree of reflection of the reference target is calculated from the measured distance from the reference target, from a scanner-specific distance-dependent reception characteristic of the light receiver and from the currently measured received signal on the reference target. Since the degree of reflection of the reference target is not fixedly predefined and is e.g. not taught, but is rather fixed by the aforesaid calculation on the putting into operation, the safety apparatus in accordance with the invention has an exactly defined detection capability even if soft targets such as fog, rain, snow or other air pollution are present. | 08-30-2012 |
| 20120218565 | LAZER PROJECTOR FOR CHASSIS ALIGNMENT - A laser projector for chassis alignment has a laser light source emitting a laser light beam, an optical element which generates a structured laser light pattern when it is irradiated by the laser light beam, a detector which is situated in such a way that it is irradiated by a sub-area of the structured laser light pattern and generates an output signal which is correlated with the radiation, and an evaluation unit which compares the output signal generated by the detector with at least one predefined setpoint value and turns off the laser light source if it detects a significant deviation of the output signal from the setpoint value. | 08-30-2012 |
| 20120224187 | TOUCH SENSOR AND TOUCH SYSTEM INCLUDING THE SAME - A touch sensor for a touch system includes a housing having a light sensing window, a light blocking section, and a reference window, the light sensing window and the reference window configured to allow light to pass therethrough, the light blocking section configured to prohibit light from passing therethrough, a rotating assembly disposed within the housing, and a light sensor. The rotating assembly is configured to transmit light received from the light sensing window and the reference window to the light sensor, and the light sensor is configured to output a signal that is utilized to identify an angular location of a touch. A touch system including such touch sensors is also described herein. | 09-06-2012 |
| 20120224188 | Laser-Optical Position Detecting Module - The present invention relates to a laser-optical position detecting module with a laser light source, comprising: laser mode conversing assembly, having a laser source capable of emitting a time-modulated laser beam; a laser mode conversing unit, used to expand the time-modulated laser beam to a two-dimension sensing plane; a drive control unit, adopted for driving the laser source to emit the time-modulated laser beam; and a detector matrix, used for detecting the. The laser mode conversing unit has a phase delay device and a passive optical device capable of reflecting the light; so that, through the laser mode conversing unit, the laser-optical position detecting module can expand the light emitted by the laser source to the two-dimension sensing plane without using any other mechanical scanning; moreover, it make the energy of the light emitted by the laser source not easily decays, so as to maintain the accuracy of light detection. | 09-06-2012 |
| 20120229817 | LIGHT SOURCE ASSEMBLY THAT GENERATES HETERODYNE OUTPUT BEAMS - A beam adjuster assembly ( | 09-13-2012 |
| 20120236319 | OBJECT DETECTING APPARATUS - An object detecting apparatus may include a laser sensor and a contamination detection unit. The laser sensor emits a laser beam through an optical window to scan in a plane by changing an emission direction of the laser beam, and receives a reflected beam through the optical window from an object positioned in the plane. The contamination detection unit detects contamination of the optical window by positioning the emission direction of the laser beam in a downward direction towards a pavement surface. The contamination detection unit determines whether or not the optical window is contaminated based on whether the reflected laser beam from the pavement surface is received. | 09-20-2012 |
| 20120236320 | AUTOMATIC MEASUREMENT OF DIMENSIONAL DATA WITH A LASER TRACKER - Measuring with a system having retroreflector targets and a laser tracker includes storing a list of nominal coordinates for targets and one added point; capturing on a tracker photosensitive array a portion of the light emitted by a light beam and reflected off the targets; obtaining spot positions on a tracker camera photosensitive array from light reflected off the targets; determining a correspondence between three spot positions on the tracker photosensitive array and the nominal coordinates of the targets; directing a beam of light from the tracker to the targets based on the nominal coordinates of the first target and the first spot position; measuring 3-D coordinates of the targets with the tracker; determining 3-D coordinates of the at least one added point based on the measured 3-D coordinates of the targets and the nominal coordinates of the one added point. | 09-20-2012 |
| 20120236321 | OPTICAL REFLECTOR HAVING SEMI-REFLECTIVE BLADES FOR A POSITION DETECTION DEVICE FOR A HELMET, AND HELMET COMPRISING SUCH A DEVICE - The general field of the invention is that of optical position/orientation devices for a helmet and more particularly those whose helmet comprises neither emitters, nor receivers but solely passive optical components, detection of which is ensured by fixed opto-electronic means outside the helmet. The optical component for the optical device for detecting position/orientation of a helmet according to the invention comprises a particular “optical cube corner”. It comprises a prism in the form of a trirectangular trihedron, each of the three plane surfaces of the trihedron comprising a blade with plane and mutually parallel faces, the first face being coincident with the plane surface on which it rests, the interface between this first face and said surface comprising a semi-reflecting treatment. | 09-20-2012 |
| 20120250033 | OPTICAL SENSOR CIRCUIT, TWO-DIMENSIONAL COORDINATE DETECTION APPARATUS, INFORMATION PROCESSING APPARATUS, AND METHOD OF REFRESH-DRIVING OPTICAL SENSOR ELEMENT - An optical sensor circuit in accordance with the present invention detects, based on a change in the amount of light received when a pointer (P) is placed in a coordinate detection area ( | 10-04-2012 |
| 20120257218 | METHOD FOR LONGITUDINALLY STABILIZING AN OPTICAL CAVITY - A method of stabilizing the distance (L) between two mirrors ( | 10-11-2012 |
| 20120262727 | Method And Apparatus For Secure Control Of A Robot - A device according to the invention ( | 10-18-2012 |
| 20120262728 | SIX DEGREE-OF-FREEDOM LASER TRACKER THAT COOPERATES WITH A REMOTE PROJECTOR TO CONVEY INFORMATION - A method of conveying information to a user of a coordinate measurement device, includes providing a first target projector, sending a first light beam from the device to a retroreflector; receiving a second light beam from the retroreflector; measuring the orientational and translational sets, the translational set based on the second light beam; selecting first information to be conveyed from the group consisting of one or more positions on the object, a direction indicated by a moving pattern, a message that includes one or more symbols or alphanumeric characters, a hidden feature, a measured object characteristic, a modeled characteristic, a magnified representation of surface characteristics, a pattern having meaning according to a rule, and combinations thereof; determining a first light pattern corresponding to the information; storing the first light pattern; and projecting the first light pattern onto the object based on the translational and orientational sets. | 10-18-2012 |
| 20120262729 | ARTICULATING MEASURING ARM WITH LASER SCANNER - A coordinate measurement device comprises an articulated arm having a first end, a second end, and a plurality of jointed arm segments therebetween. Each arm segment defines at least one axis of rotation. A laser scanner assembly is coupled to the second end of the arm and is rotatable about a last axis of rotation of the articulated arm. The laser scanner assembly comprises a laser and an image sensor. The laser is positioned on an opposite side of the last axis of rotation from the image sensor. | 10-18-2012 |
| 20120268748 | METHOD AND SYSTEM FOR OPTICALLY INSPECTING PARTS - A method for optically inspecting a part having a length, a diameter and an axis is provided. The method includes supporting the part. The method further includes linearly scanning at least one plane of radiation having a width wider than the diameter of the part onto an exterior side surface of the supported part so that the part occludes the at least one plane of radiation at a plurality of spaced apart locations along the axis to create unobstructed left and right planar portions of the at least one plane of radiation passing by and not blocked by the part. The unobstructed left and right planar portions contain an amount of radiation which is representative of a respective diameter of the part at the plurality of spaced apart locations. The method still further includes measuring the amount of radiation present in the unobstructed left and right planar portions during the step of scanning to obtain measurement signals which represent diameter of the part at each of the plurality of spaced apart locations along the axis. The method further includes processing the measurement signals to obtain input data. The method still further includes forming a virtual representation of an outer profile of the part in a reference frame based on the input data. The method still further includes providing a virtual representation of an inner bore of a physical gauge in the reference frame. The inner bore has a diameter. The method further includes determining an interference position between the part and the gauge using the virtual representations. The interference position is a position along the axis where the bore diameter is substantially equal to the part diameter. The method still further includes calculating a distance along the axis based on the interference position and storing the distance. | 10-25-2012 |
| 20120268749 | LASER SCANNING MICROSCOPE AND ITS OPERATING METHOD - Laser scanning microscope and its operating method in which at least two first and second scanning systems activated independently of each other and that can move in at least one direction illuminate a sample with the help of a beam-combining element, and the light is detected by the sample as it comes in, The scanning fields created by the light distributions on the sample mutually overlap to create a reference pattern on the sample with one of the light distributions, which is then captured and used to create the overlap using the second light distribution and/or a reference pattern arranged in the sample plane or in an intermediate image plane is captured by both scanning fields and used to create the overlap and/or structural characteristics of the sample are captured by the two scanning fields as reference pattern and used to create the overlap in which correction values are determined. | 10-25-2012 |
| 20120274947 | Device for Detecting Laser Spot with Matrix Deviometer - In the field of deviometers used for detecting and locating laser spots, and more precisely to a laser spot detector with matrix deviometer, a device comprises a readout circuit exhibiting a matrix of pixels, a matrix of photodiodes produced on a single substrate, said photodiodes each comprising an individual electrode, and a laser pulse detection device. The particular feature of the device resides in the fact that said matrix of photodiodes is hybridized on said readout circuit by way of balls made of flexible and conducting material, such as indium, placed in contact with the pixels of the readout circuit, so that said single substrate constitutes an electrode common to the set of photodiodes and that said individual electrodes are linked to said pixels by said balls. | 11-01-2012 |
| 20120293809 | POSITION MEASURING DEVICE - A position measuring device including a reflective scale and a scanning unit. The scanning unit includes a retroreflector and a signal unit wherein the signal unit includes a light source and a detector arrangement. The scanning unit and the signal unit are structurally separate from one another and are disposed in planes parallel to one another, and wherein the scanning unit is movable relative to the reflective scale in a measuring direction. The light source emits a beam that propagates freely in a direction to the scanning unit, wherein from the scanning unit along the direction to the signal unit a pair of interfering partial beams propagate freely and wherein between the signal unit and the scanning unit the partial beams propagate freely in a propagation direction that is oriented perpendicular to the planes. | 11-22-2012 |
| 20120320384 | DEVICE FOR MEASURING STATIC TILT ANGLE OF VOICE COIL MOTOR - The present disclosure relates to a device for measuring a static tilt angle of a voice coil motor. The voice coil motor includes a movable part for coupling to a lens barrel. The device includes a laser transmitter and receiver, a fixture opposite to a surface of the laser transmitter and receiver, a reflective component on the movable part, and a processor electrically connected to the laser transmitter and receiver. | 12-20-2012 |
| 20120327428 | Wafer Orientation Sensor - A wafer orientation sensor includes a laser source, a laser detector, and an evaluator. The laser source is configured to emit a laser beam in a direction of a wafer in an evaluation region of the wafer orientation sensor so that the laser beam is reflected at a main surface of the wafer resulting in a reflected laser beam. The laser detector is configured to receive the reflected laser beam at least when the wafer is within a tolerance range regarding the orientation of the wafer. The evaluator is configured to receive a beam reception information from the laser detector and to determine an orientation information based on the beam reception information. | 12-27-2012 |
| 20120327429 | Displacement Measurement Method and Apparatus Thereof, Stage Apparatus, and Probe Microscope - A displacement measurement method, an apparatus thereof, and a probe microscope. which enable stable measure an amount of displacement and a moving distance of an object under measurement with an accuracy of the sub-nanometer order or below without being affected by disturbances such as fluctuations of air and mechanical vibration. A pulsed beam is split into two; one beam is reflected by an object under measurement and then inputted to a delay optical path equivalent to one pulse period; and the other beam is sent through the same delay optical path in the opposite direction up to the object under measurement with a delay of one pulse period, and then reflected by the object under measurement. An optical phase variation caused by the movement of the object under measurement is obtained by subjecting the two pulsed beams to interference. | 12-27-2012 |
| 20130003079 | PROXIMITY SENSOR CALIBRATION - Techniques are disclosed relating to proximity sensor calibration for ambient light. In one embodiment, a proximity sensor is disclosed that is configured to perform a first light measurement followed by a second light measurement followed by a third light measurement. The first and third light measurements are light measurements taken without a light source activated, and the second light measurement is taken with the light source activated. A measurement of the amount of light reflected from an object is performed based on the first, second, and third light measurements. | 01-03-2013 |
| 20130003080 | Position detection - Apparatus for location-detection of an object within a region comprising a reflective element mountable on the object, a scanning light source adapted to issue a beam of light in a scanning pattern illuminating a point that moves over the region, a detector for light reflected from the reflective element and a control unit adapted to report the position of an object based on the point in the scanning pattern at which the detector detects light returned from the reflective element relative to at least one point in the scanning pattern at which the detector detects light returned from a reflective object. | 01-03-2013 |
| 20130003081 | PHOTONJET SCANNER PROJECTOR - An image projection device for displaying an image onto a remote surface. The image projection device employs a scanner to project image beams of visible light and tracer beams of light onto a remote surface to form a display of the image. The device also employs a light detector to sense at least the reflections of light from the tracer beam pulses incident on the remote surface. The device employs the sensed tracer beam light pulses to predict the trajectory of subsequent image beam light pulses and tracer beam light pulses that form a display of the image on the remote surface in a pseudo random pattern. The trajectory of the projected image beam light pulses can be predicted so that the image is displayed from a point of view that can be selected by, or automatically adjusted for, a viewer of the displayed image. | 01-03-2013 |
| 20130010308 | METHOD AND APPARATUS FOR USING GESTURES TO CONTROL A LASER TRACKER - A method for optically communicating, from a user to a six degree-of-freedom (6DOF) laser tracker, a command to control operation of the tracker includes providing a rule of correspondence between commands and pose patterns, each pattern including a change in a coordinate from an initial to a final pose, each pose having three translational coordinates and three orientational coordinates. Also, selecting a first command from among the commands and measuring the coordinate of a first pose of the 6DOF target with the tracker. Further, changing between first and second times, the coordinate of the pose of the target and measuring the coordinate of a second pose of the target with the tracker. Also, determining the first command based on the difference between the measured coordinates of the first and second poses according to the rule of correspondence and executing the first command by the tracker. | 01-10-2013 |
| 20130010309 | In-Process Vision Detection of Flaw and FOD Characteristics - An inspection system ( | 01-10-2013 |
| 20130021618 | APPARATUS AND METHOD TO INDICATE A SPECIFIED POSITION USING TWO OR MORE INTERSECTING LASERS LINES - A laser projection apparatus and method for identifying specified coordinates on varied surfaces. A controller directs two or more laser projectors to intersect laser lines at a specified location. The locations of the modules are identified by calculating a rotational angle and two or more known coordinates. Once the location of the modules is calculated, angle to angle intersection is used to identify additional locations. The user indicates with the controller which location is to be identified. The controller processes the calculations and commands the laser projectors to draw the intersecting laser lines at the specified location. The intersecting laser lines are actuated in a strobe effect to attract the user's attention to the position. This apparatus and method allows users to quickly and easily locate specified locations without needing to take individual measurements for the purposes of alignment, construction, verification and the like. | 01-24-2013 |
| 20130027716 | SYSTEM FOR DETERMINING A LOCATION ON A 2D SURFACE OR IN A 3D VOLUME - A system for determining a location on a 2D surface or in a 3D volume. The system includes a probe and a tracker. The probe includes a marker, an indicator, and a reflective surface, wherein the probe is configured so the reflective surface forms a virtual image of the marker having an apparent location coincident to a location of the indicator. The tracker configured to measure the apparent location of the virtual image of the marker. | 01-31-2013 |
| 20130033711 | OPTICAL SYSTEM FOR MEASURING THE ORIENTATION OF A HELMET USING CORNER CUBES AND A TELECENTRIC EMISSION LENS - The overall field of the invention is that of systems for detecting the posture of a moving object in space. The device according to the invention comprises:
| 02-07-2013 |
| 20130033712 | DETECTION METHOD AND DETECTION APPARATUS - A detection method of detecting a position of an uppermost substrate of a plurality of substrates stacked on each other includes applying illumination to a region covering a portion of an edge of the uppermost substrate and a portion of a lower substrate stacked with the uppermost substrate, identifying a position of the edge of the uppermost substrate based on a position of a step-like portion present in the region due to a step formed between the uppermost substrate and the lower substrate, and identifying a position of the uppermost substrate based on the position of the edge of the uppermost substrate. | 02-07-2013 |
| 20130044333 | METHOD FOR INSPECTING CONDUCTOR CRIMPING PORTION OF CRIMPING TERMINAL - In a method for inspecting a conductor crimping portion of a crimping terminal, a laser displacement meter is disposed on a final stage of the terminal manufacturing line, and an upper surface of the flat-shaped bottom plate of the conductor crimping portion of a conveyed crimping terminal is measured, thereby acquiring, as an inspection result, data pertaining to at least one of items; namely, a width of the interior surface of a bottom plate, a width of the serrations, and a depth of the serrations. | 02-21-2013 |
| 20130057874 | METHOD FOR OPERATING A LASER SCANNER AND PROCESSING SYSTEM WITH LASER SCANNER - A method includes using a scanner to scan a laser beam along a scan path, and detecting light intensities caused by laser light of the laser beam incident on a detection cross-section. The method also includes determining a position of the detection cross-section relative to the laser scanner based on the detected light intensities. The scan path includes, in a plane which includes the detection cross-section, a first partial path and a second partial path which extend adjacent to each other and at a distance from each other which is: a) smaller than a diameter of the detection cross-section plus a diameter of the laser beam in the plane which includes the detection cross-section; and b) greater than 0.3 times the diameter of the laser beam in the plane which includes the detection cross-section or greater than 0.3 times the diameter of the detection cross-section. | 03-07-2013 |
| 20130063732 | ROTARY POSITION MEASURING INSTRUMENT - A rotary position measuring instrument that includes a light source and a graduated disk having a measuring standard. The rotary position measuring instrument including an optoelectronic detector assembly, wherein the graduated disk is rotatable relative to the light source and the detector assembly about an axis of rotation, wherein rotary-angle-dependent position signals are detectable via the detector assembly. The light source is spaced apart from the measuring standard by a first distance, and the detector assembly is disposed at a second distance from the measuring standard, wherein the second distance is different than the first distance. The graduated disk includes an optical element, which has an optical effect that results in a projecting an image of the light source into a position which has a third distance from the measuring standard, wherein the third distance is different than the first distance. | 03-14-2013 |
| 20130070258 | OPTICAL SYSTEM FOR OCCUPANCY SENSING, AND CORRESPONDING METHOD - An optical system for occupancy sensing according to the invention includes a plurality of optical line sensors, each consisting of a linear array of light sensing elements; and an optical light integrating device that integrates light from rays with incidence angles subject to geometric constraints to be sensed by a light sensing element. | 03-21-2013 |
| 20130083330 | TRIGGERING LIGHT GRID AND METHOD FOR DETERMINING THE POSITION OF CONTAINERS - A triggering light grid and a method for registering the position of containers and/or for checking their alignment on a conveyance path. Due to the fact that a plurality of light barriers provided at different height levels with respect to the conveyance path and having light sources that can be activated separately of one another and a shared housing are provided, as is a triggering unit for the generation of control signals on the basis of output signals of the light barriers, different container types can be registered by reprogramming the triggering light grid without mechanical adjustment of the same. | 04-04-2013 |
| 20130083331 | SYSTEM FOR MONITORING THE POSITION OF A TUBE'S DISTAL END RELATIVE TO A BLOOD VESSEL - The invention relates to a system ( | 04-04-2013 |
| 20130100461 | METHODS AND APPARATUSES FOR POSITION AND FORCE DETECTION - Methods and apparatuses for detection of a force acting on an object trapped in optical tweezers and/or for detection of a position change of an object illuminated by a light beam are described. In this respect, light scattered from the object is guided via a telescope arrangement to a detector such that a diverging beam falls onto the detector. | 04-25-2013 |
| 20130100462 | Optical Reader Systems And Methods With Rapid Microplate Position Detection - Optical reader systems and methods with rapid microplate position detection capability are disclosed. The optical reader system includes a scanning optical system configured to scan select position-detecting features to accurately determine the microplate position within the optical reader system. The method includes measuring positions of the position-detecting features in order of their respective amounts of position tolerance, from smallest to largest. The position measurement is carried out for a number of position-detecting features sufficient to determine the microplate position with the optical reader system to within a select microplate position tolerance. | 04-25-2013 |
| 20130107279 | OPTICAL APPARATUS, POSITION DETECTION APPARATUS, MICROSCOPE APPARATUS, AND EXPOSURE APPARATUS | 05-02-2013 |
| 20130114089 | DEVICE FOR SENSING A CAPSULE IN A BEVERAGE PRODUCTION APPARATUS - The invention aims to provide a device sensing a capsule ( | 05-09-2013 |
| 20130120761 | OPTICAL PROXIMITY SENSORS WITH OFFSET COMPENSATION - An optical proximity sensor includes a driver, light detector and offset signal generator. The driver selectively drives a light source. The light detector produces an analog detection signal indicative of an intensity of light detected by the light detector. The detected light can include light transmitted by the light source that reflected off an object within the sense region of the optical sensor, interference light and ambient light. The interference light includes light transmitted by the light source, and detected by the light detector, that was not reflected off an object within the sense region of the optical sensor. The offset signal generator selectively produces an analog offset signal that is combined with the analog detection signal produced by the photodetector to produce an analog compensated detection signal. The analog offset signal compensates for at least a portion of the interference light included in the light detected by the photodetector. | 05-16-2013 |
| 20130120762 | DIAPHRAGM POSITION MEASURING METHOD, DIAPHRAGM POSITION MEASURING APPARATUS, DIAPHRAGM POSITIONING METHOD AND DIAPHRAGM POSITIONING APPARATUS - A diaphragm position measuring method and a diaphragm position measuring apparatus are disclosed, which are capable of measuring a deviation quantity between a center of an optical diaphragm and an optical axis with high accuracy. A diaphragm positioning method and a diaphragm positioning apparatus are further disclosed, which are capable of disposing the optical diaphragm in a lens unit with the high accuracy. A light condensing spot is formed by getting a collimated beam of light incident upon lenses of the lens units supported on a glass sheet, and a position of the light condensing spot, if detected by a microscope, can be used as a reference point for positioning the optical diaphragm. A central processing unit can obtain a deviation quantity between the position of the light condensing spot and a central position of the optical diaphragm, which is acquired by the microscope, and the lens unit can be effectively inspected by use of a result thereof. It is thereby feasible to detect the deviation quantity of the central position of the optical diaphragm with an error equal to or smaller than ±3 μm. | 05-16-2013 |
| 20130128283 | OPTICAL POSITION DETECTION APPARATUS AND DISPLAY APPARATUS HAVING POSITION DETECTION FUNCTION - An apparatus for optically detecting an object position includes: position detection light sources irradiating light onto the object; a light guide plate receiving the light and emitting it onto a detection area to form an intensity distribution in the detection area; a light detector having light receiving portions receiving the light reflected by the object; and a signal processing portion detecting the object position based on the intensity distribution, wherein light incident portions receiving the light and side portions except for the light incident portions are provided on outer periphery side portions of the light guide plate, a light emission surface emitting the light incident from the light incident portions toward the detection area is provided on a plane portion of the light guide plate, and at least a portion of the side portions is an anti-reflection surface. | 05-23-2013 |
| 20130141735 | TARGET FOR LARGE SCALE METROLOGY SYSTEM | 06-06-2013 |
| 20130148131 | POSITION MEASURING DEVICE AND METHOD FOR DETERMINING AN ABSOLUTE POSITION - A position measuring apparatus with
| 06-13-2013 |
| 20130148132 | SENSOR HEAD HOLDER - A position measuring device comprises
| 06-13-2013 |
| 20130163007 | LENS ARRAY AND LENS EDGE DETECTION METHOD THEREOF - To enable detection of images of peripheral end sections of a first lens face | 06-27-2013 |
| 20130176576 | DISPLACEMENT DETECTION DEVICE AND METHOD - According to one embodiment, a displacement detection device includes a light source, objective lens, beam splitter, aperture limiting element, and detection device. The beam splitter may separate reflected light into portions. The reflected light may be reflected by the medium and then transmitted through the objective lens. The aperture limiting element may include an aperture limited so as to block a portion of the reflected light. The detection device may detect displacement of the medium in a direction of the optical axis based on the reflected light having passed through the aperture limiting element. | 07-11-2013 |
| 20130194585 | PROPER INSTALLATION DETERMINATION BASED ON ARBITRARY PATTERN IDENTIFICATION - An optical emitter may be associated with an arbitrary pattern to be reflected by a component. A controller may determine proper installation of the component based on identifying the arbitrary pattern in a received optical signal. | 08-01-2013 |
| 20130194586 | System for Detecting Motion, Lithographic Apparatus and Device Manufacturing Method - A system for detecting motion of a body, the system comprising: a body; a first grating mounted substantially stationary relative to a frame of reference; a second grating mounted on the body; a detector arranged to receive one or more radiation beams diffracted at the first and second gratings thereby to detect motion of the body relative to the frame of reference; wherein the detector is coupled to the body and moveable relative to the body. | 08-01-2013 |
| 20130194587 | LENS POSITION DETECTING CIRCUIT - A position of a lens is detected by detecting, using a phototransistor, light that is emitted from a photodiode and that varies depending on lens position. A control unit divides a moving range of the lens into a plurality of areas, approximates a relationship between lens positions and current of the phototransistor for each of the areas, corrects a current of the phototransistor using the approximated relationship so as to obtain a corrected detection current having a linear relationship with respect to lens positions, and detects the position of the lens using the obtained corrected detection current. | 08-01-2013 |
| 20130201490 | DISPLACEMENT SENSOR - A signal processing unit (C | 08-08-2013 |
| 20130215435 | MEASURING UNIT, MEASURING SYSTEM AND METHOD FOR DETERMINING A RELATIVE POSITION AND RELATIVE ORIENTATION - A measuring unit set up to determine a relative position and relative orientation between the measuring unit and an arrangement of at least three optical elements. The measuring unit comprises a length measuring device, which emits measuring beams at at least three locations spaced apart from one another, and at least one beam directing device set up to direct the measuring beams to optical elements of the arrangement. The beam directing device is controllable in order to guide at least one of the measuring beams to a plurality of optical elements of the arrangement in a time-sequential manner in order to carry out a plurality of length measuring operations in a time-sequential manner in such a manner that, in the plurality of length measuring operations, each measuring beam of the at least one measuring beam strikes precisely one of the optical elements. A total of six lengths are measured in this manner. | 08-22-2013 |
| 20130222816 | COORDINATE MEASURING MACHINE HAVING AN ILLUMINATED PROBE END AND METHOD OF OPERATION - A method of conveying information with a portable articulated arm coordinate measuring machine (AACMM) is provided. The method includes the steps of providing a manually positionable articulated arm portion having opposed first and second ends, the arm portion including a plurality of connected arm segments with a measurement device coupled to the first end. A light source is coupled to the first end, the light source configured to emit a visible light pattern on a surface of an object. A first processor determines a location of a next measurement and a type of the next measurement to be performed by an operator, the type of the measurement selected from among a plurality of measurement types. The first processor determines the light pattern based at least in part on the type of the next measurement. The light pattern is projected proximal to the location. | 08-29-2013 |
| 20130229668 | LIGHT SOURCE FOR A SENSOR AND A DISTANCE-MEASURING OPTOELECTRONIC SENSOR - A laserscanner comprising a new light source is described wherein the light beam is no more deflected by a rotating mirror but rather comprises a ring like light-guiding element with an adjacent channel on the convex side. The channel contains two polar fluids having different refractive indexes, which fluids are not mixed and can be moved in said channel in the longitudinal direction by means of electrical forces due to the effect of electrowetting. The refractive indexes are suitable chosen such that total reflection occurs at the first fluid and a coupling out of the light where the second fluid is located. In that way the second fluid acts like a revolving window through which the light can exit. Such a scanner has no more mechanical wear with enhancement of the lifetime and capabilities. | 09-05-2013 |
| 20130229669 | METHOD, APPARATUS, AND MANUFACTURE FOR A TRACKING CAMERA OR DETECTOR WITH FAST ASYNCHRONOUS TRIGGERING - An image projection device for displaying an image onto a remote surface. The image projection device employs a scanner to project image beams of visible light and tracer beams of light onto a remote surface to form a display of the image. The device also employs a light detector to sense at least the reflections of light from the tracer beam pulses incident on the remote surface. The device employs the sensed tracer beam light pulses to predict the trajectory of subsequent image beam light pulses and tracer beam light pulses that form a display of the image on the remote surface in a pseudo random pattern. The trajectory of the projected image beam light pulses can be predicted so that the image is displayed from a point of view that can be selected by, or automatically adjusted for, a viewer of the displayed image. | 09-05-2013 |
| 20130235389 | Actuating Apparatus, Actuating System And Method For Actuating A Working Stage To Move Relative To A Platform With High-Precision Positioning Capability - An actuating apparatus includes a motion driving module rigidly coupled to a platform, a working stage driven by the motion driving module to move relative to the platform, a speckle image capturing module rigidly coupled to the working stage and capable of capturing a speckle image of a sub-region of a reference region of the platform, and a control module operable in a positioning mode, where the control module obtains a current position of the working stage in a coordinate system associated with the platform based on a comparison between the captured speckle image and reference speckle image information that is associated with and unique to the reference region, and controls the motion driving module to drive the working stage toward a target position in the coordinate system based on a difference between the current position and the target position. | 09-12-2013 |
| 20130235390 | Position-Measuring Device and System Having Such a Position-Measuring Device - A position-measuring device, as well as a system having such a position-measuring device, is used for determining the position of a first object relative to a second object, the first and the second object being movable relative to one another along at least two measuring directions. The position-measuring device has an optical unit that is linked to one of the two objects and includes at least one light source, a detector system, as well as further optical elements in a defined configuration. In addition, the position-measuring device includes a measuring standard-reflector unit, which is provided on the other object, and has at least two differently formed regions in one track that are optically scannable by the optical unit for position sensing. The different formation of the regions makes switching among the various measuring directions possible during position sensing, and positional signals can be generated by the optical unit relative to the relative movement of the two objects for each measuring direction. | 09-12-2013 |
| 20130250309 | COMPONENT POSITION MEASUREMENT METHOD - In the component position measurement method, the position B of the component | 09-26-2013 |
| 20130250310 | Position Recognition - The present invention relates to a method for registering an object and for finding again a section of the object. | 09-26-2013 |
| 20130258352 | DISPLACEMENT MEASURING APPARATUS AND APPARATUS THAT MEASURE RELATIVE DISPLACEMENT BETWEEN STRUCTURE AND SENSOR - A displacement measuring apparatus includes a light source configured to illuminate light, and a photodetector provided on a structure and configured to detect reflected light from a reflection portion of a scale that alternately and periodically includes a convex portion scattering the light from the light source and the reflection portion reflecting the light, the displacement measuring apparatus measures a relative displacement between the structure and the photodetector based on a detection result from the photodetector, a length of the reflection portion in a period direction of the scale is greater than a half of a sum of lengths of the convex portion and the reflection portion, and the reflection portion includes a curved concave portion that reflects and collects the light illuminated from the light source. | 10-03-2013 |
| 20130278940 | OPTICAL TOUCH CONTROL SYSTEM AND CAPTURED SIGNAL ADJUSTING METHOD THEREOF - An optical touch control system and a captured signal adjusting method thereof are disclosed. The optical touch control system includes a base, an image sensor module, and an image processing device. The base has an edge frame. The image sensor module is disposed on the base and used for capturing the edge frame to obtain a testing image signal. The image processing device includes a processing module, a recognition module, and a record module. The processing module is used for executing a testing procedure. The recognition module is used for scanning the testing image signal. When the processing module executes the testing procedure, the recognition module recognizes a coordinate of an edge frame image from the testing image signal. Then the processing module is used for setting the coordinate of the edge frame image as a correct capture coordinate to record in the record module. | 10-24-2013 |
| 20130301059 | Position-Measuring Device and Method for Operating the Position-Measuring Device - A position-measuring device includes a measuring standard, a scanning unit, and a rotary bearing by which the measuring standard or the scanning unit is rotationally mounted. The measuring standard and the scanning unit are rotatable in relation to each other. The scanning unit generates output signals, on the basis of which a rotary angle associated with the relative motion of the measuring standard and the scanning unit is able to be determined. A monitoring device monitors the rotary bearing for the occurrence of bearing faults and is adapted to detect and analyze at least one measured variable for a plurality of different relative positions of the measuring standard in relation to the scanning unit, in order to determine deviations from a setpoint behavior of the measured variables on the basis of the measured variable detected for a plurality of relative positions. | 11-14-2013 |
| 20130314719 | Substrate Detection Apparatus - A substrate detection apparatus has a simple structure and is easy to install. An inspection location is defined at an end of a moving range of a container as it is transported by a transport device. A range finder is provided which emits detection wave and receives the detection wave that is reflected from an object to detect the distance to the object, is located outwardly of the end of the moving range in the transporting direction, and is positioned such that the detection wave is emitted toward an opening of the container located at the inspection location and can advance through a substrate storing area in a direction that intersects with a direction parallel to the surface of the substrate. A presence determination portion is provided which determines that a substrate exists in the container if and when the detected value from the range finder falls within a predetermined range. | 11-28-2013 |
| 20130314720 | APPARATUS FOR MEASURING THE DEGREE OF VACUUM OF A MULTISTAGE VACUUM HEAT-INSULATING MEMBER, AND MEASUREMENT METHOD USING SAME - An apparatus for measuring the degree of vacuum of a multistage vacuum heat-insulating member and to a measurement method using the same includes a chamber in which a plurality of vacuum heat-insulating members are accommodated and which forms a sealed space; a shelf arranged within the chamber so as to support the plurality of vacuum heat-insulating members in a plurality of layers; a displacement sensor for sensing the displacement of each outer shell of the vacuum heat-insulating members stacked on the shelf; and a vacuum unit connected to the chamber so as to regulate the pressure of the internal space of the chamber. | 11-28-2013 |
| 20130321824 | Optical Detection of Airfoil Axial Position with NSMS - A method for determining axial location of rotor blades is provided. The method may monitor an output signal of a sensor configured to detect the proximity of the rotor blades, wherein at least one of the rotor blades being marked with a position marker that is configured to cause a recognizable inconsistency in the output signal only when the rotor blades rotate at a known default axial position. The method may further determine the axial displacement of the rotor blades if the inconsistency is not detected in the output signal for at least one full revolution of the rotor blades. | 12-05-2013 |
| 20130321825 | LASER DISTANCE MEASURING DEVICE - A laser distance measuring device includes a laser module, a receiving lens, and a photoelectric conversion device. The receiving lens includes a first curved surface and a second curved surface having a curvature different from that of the first curved surface. The second curved surface is used to converge part of reflected beams passing through the receiving lens onto a focal plane so as to form a continuous optical band and the continuous optical band gathers on the light receiving surface of the photoelectric conversion device. | 12-05-2013 |
| 20130335750 | Position-Measuring Device - A position-measuring device is used to detect the relative position of two machine components that are disposed in a manner allowing movement relative to each other at least along a first and a second main direction of motion in a displacement plane. The device includes at least one measuring standard, which is mounted on a first machine component. At least six scanning units are mounted on a second machine component, and are used for the optical scanning of the measuring standard in at least two measuring directions in the displacement plane. At least two scanning units are assigned to each measuring direction. The scanning units of each respective measuring direction in the displacement plane are disposed non-centrosymmetrically in relation to a center of the second machine component. | 12-19-2013 |
| 20130342852 | Optical Measuring Device - Provided is an optical measuring device capable of easily improving accuracy in measurement of a measurement object. Light is projected from a light projecting unit into a measurement space. Light passing through the measurement space is directed toward a first image sensor through a first optical system, and directed toward a second image sensor through a second optical system. Within the measurement space, a position of a first focus of the first optical system and a position of a second focus of the second optical system in an X direction are different from each other. Whether the measurement object is positioned at the first focus, on a side of the first focus closer to the light projecting unit, or on a side of the first focus away from the light projecting unit is determined based on the signals outputted from the first and the second image sensor. | 12-26-2013 |
| 20140002827 | None | 01-02-2014 |
| 20140016138 | OPTICAL SYSTEM FOR MEASURING ORIENTATION AND POSITION WITHOUT IMAGE FORMATION WITH POINT SOURCE AND MASK - The general field of the invention is that of systems for the optical detection of the orientation and the position of a mobile object in space. The system comprises a fixed electro-optical device comprising a transmission point source, image analysis means and an optical cube corner disposed on the mobile object. The input surface of the cube corner comprises a polygonal-shaped mask, the sides of which comprise a geometric marking to identify them. The fixed electro-optical device comprises photosensitive means close to the point source and disposed in two different recording planes and recording two luminous shapes in perspective of the mask obtained by reflection on the surfaces of the cube corner. The image analysis means comprise means for determining the vanishing points of the two luminous shapes in the two recording planes, the knowledge of the four vanishing points enabling the determination of the position and orientation of the optical cube corner in relation to the fixed electro-optical device. | 01-16-2014 |
| 20140022556 | POSITION ENCODER SYSTEMS - A position encoder signal control system is disclosed. A position encoder input line receives a position encoder signal and a diagnostic input line receives a position encoder diagnostic signal. An output line is couplable to a position encoder output channel and a controller selectively connects one of the position encoder input line and the diagnostic input line to the output line. | 01-23-2014 |
| 20140022557 | MULTI-BEAM OPTICAL DISPLACEMENT SENSOR - An apparatus and method for estimating a parameter of interest using values of a beam property from two or more electromagnetic beams that both converge in an optical displacement device. The apparatus may include a Fabry-Perot interferometer, a light source, and a detection array. The electromagnetic beams may be converged one or more of: the interferometer and a convergence device. At least one reflective surface of the interferometer may be operably coupled to an element receiving an external stimulus, such as pressure, force, and/or acceleration. The method includes using the apparatus. | 01-23-2014 |
| 20140022558 | OPTICAL DEVICE - According to one embodiment, an optical device includes emission of an image projecting light source and emission of an optical path length measuring light source are provided by a light projecting device and respective beams are directed to a moveable mirror. In accordance with the movement of moveable mirror, an image projecting light scans a target and an image is displayed. Reflected light is scattered from the target and reaches a photodetector. By calculating the time difference of reference light and reflected light detected by the photodetector, the distance of the optical device and a reflection point of an optical path length measuring light is computed. By combining the computed optical path length data and angle data of the moveable mirror, the reflecting point of the optical path length measuring light is determined. | 01-23-2014 |
| 20140022559 | POSITION DETECTION DEVICE - A position detection device includes a first member, a second member, a plurality of detected components, a detector group, and a controller. The second member is opposed the first member and is configured to move relative to the first member in a specific direction. The plurality of detected components are disposed on the first member and faces the second member. The detector group is disposed on the second member and includes a plurality of detectors configured to detect the plurality of detected components. The controller is configured to detect a relative position of the second member relative to the first member based on a detection pattern in which detection results of the plurality of detectors are arranged in a row. | 01-23-2014 |
| 20140022560 | DETECTION METHOD AND DETECTION APPARATUS - A detection method of detecting a position of an uppermost substrate of a plurality of substrates stacked on each other includes applying illumination to a region covering a portion of an edge of the uppermost substrate and a portion of a lower substrate stacked with the uppermost substrate, identifying a position of the edge of the uppermost substrate based on a position of a step-like portion present in the region due to a step formed between the uppermost substrate and the lower substrate, and identifying a position of the uppermost substrate based on the position of the edge of the uppermost substrate. | 01-23-2014 |
| 20140022561 | Position Measuring Device - A position measuring device includes a position detection unit, which may be used to process positional signals that result from scanning a code track by a scanning unit, into digital positional values, a first interface unit for the communication with a control unit via a data transmission channel, and a second interface unit for the communication with at least one peripheral unit. The first interface unit is a hard-wired interface, and the second interface unit is a wireless radio interface. | 01-23-2014 |
| 20140036274 | APPARATUS AND METHOD FOR CALCULATING A WAFER POSITION IN A PROCESSING CHAMBER UNDER PROCESS CONDITIONS - An apparatus for processing a wafer including a reaction chamber having a reaction space for processing the wafer, a susceptor positioned within the reaction chamber and having a sidewall, at least one light source positioned outside of the reaction space, at least one window in the reaction chamber, and wherein the at least one light source is directed through the at least one window to contact the sidewall. | 02-06-2014 |
| 20140036275 | Measuring Device and Measuring Method - A measuring device may include a housing having an opening where a substrate is carried in; a first sensor including a first light output part emitting first light to the substrate and a first light receiving part sensing the first light reflected from the substrate; a second sensor including a second light output part emitting second light and a second light receiving part sensing the second light, wherein the second light is blocked out by the substrate being carried in the housing; and a controller calculating a vertical displacement of the substrate using the fact that the first light is reflected, calculating a horizontal displacement of the substrate using the fact that the second light is blocked out, and calculating a displacement error of the substrate carried in the housing with respect to a carry-in exact position of the substrate based on the vertical displacement and the horizontal displacement. | 02-06-2014 |
| 20140036276 | SENSING SPECIMEN GRIPPER - Systems and methods for system for gripping a specimen container are disclosed. The system comprises a plurality of gripper fingers, a processor, and a system for gathering data related to a specimen container. Data related to a specimen container, such as detection of the presence of a specimen container within the gripper, measurement of specimen container dimensions and weight, detection of specimen container contents, specimen tube identification, etc. are gathered. Embodiments provide an improved automated process by simultaneously performing multiple measurements and analytical processes on the specimen container, thereby providing for faster processing of the sample that resides in the specimen container. | 02-06-2014 |
| 20140043622 | SYSTEM FOR MEASURING THE POSITION AND MOVEMENT OF AN OBJECT - The disclosure relates to a system for measuring the position of an object in a measurement volume, including: an optical angular measurement device, disposed with static optics, configured for measurement of the an azimuth and elevation angle of the object in the measurement volume with respect to the optical angular measurement device, a range measurement device, disposed with static component, configured for measurement of the range of the object in the measurement volume. It further relates to a use of the system and a measurement method. | 02-13-2014 |
| 20140055795 | SPACE IMAGING OVERLAY INSPECTION METHOD AND ARRAY SUBSTRATE - Embodiments of the invention discloses a space imaging overlay inspection method and an array substrate; the method comprises: forming a thin film having a space imaging overlay mark by photolithography; when the thin film is a transparent thin film, performing a color developing treatment on the space imaging overlay mark on the transparent thin film, so as to make the space imaging overlay mark appear in a non-transparent color; and conducting a space imaging overlay inspection between the transparent thin film and an adjacent thin film by using the space imaging overlay mark appear appearing in the non-transparent color. In the method, by conducting the color developing treatment to the space imaging overlay mark on the transparent thin film and then conducting positioning, the space imaging overlay mark can be positioned quickly and accurately, thus alignment condition between two photolithography procedures can be detected swiftly and effectively. | 02-27-2014 |
| 20140071460 | POSITIONING APPARATUS AND MEASURING APPARATUS - A positioning apparatus includes a structure including a movable portion, and a driving unit configured to drive the movable portion, and a control unit configured to control the driving unit. The control unit obtains data of a natural frequency of the structure, that changes in accordance with a state of at least one of a position and an attitude of the movable portion, using data of plural states of at least one of the position and the attitude of the movable portion, and controls the driving unit to reduce natural vibration with the changing natural frequency of the structure using the obtained data of the changing natural frequency of the structure. | 03-13-2014 |
| 20140078515 | OPTICAL GRID ENHANCEMENT FOR IMPROVED MOTOR LOCATION - Methods for performing a scheme that results in a refined measurement pattern within an optical grid are provided. Physically adjusting spacing of elements within an optical grid to achieve enhanced resolution is historically unfeasible, as reduction of the spacing causes light sensors of the optical grid to pick up false signals when reading light beams. Technology introduced by the present invention generates a virtual reduced spacing of the elements within the optical grid by using two signals that are slightly different. These slightly different signals can accomplish, at least, quarter-grid spacing resolution within the optical grid. Additionally, the enhanced resolution derived from the virtual reduced spacing is employed to govern movement of a motor. The motor movement is in response to one or more changes of direction such that the motor is operating in its linear range. Advantageously, the virtual reduced spacing allows for substantial movement in a non-linear phase, while only limited movement in a linear phase is necessary to locate accurately a target within the optical grid. | 03-20-2014 |
| 20140078516 | Position Detection Apparatus and Image Display Apparatus - This position detection apparatus includes a plurality of light receiving portions receiving a reflected laser beam from an indicator, a lens, a masking portion arranged between the light receiving portions and the lens, having a masking surface restricting the reflected laser beam guided to the light receiving portions in a direction orthogonal to a projection surface, and a determination portion determining a three-dimensional position in a projection image indicated by the indicator. The masking surface of the masking portion has such a concave shape that opposing ends thereof are closer to the lens than a central portion thereof. | 03-20-2014 |
| 20140078517 | MEDICAL WIDE FIELD OF VIEW OPTICAL TRACKING SYSTEM - A medical Wide-Field-Of-View optical-tracking-system for determining the position and orientation of a target-object in a reference coordinate system. The system includes at least three light-emitters, at least one optical-detector and a processor. The processor is coupled with each optical-detector. One optical-detector is a Wide-Field-Of-View optical detector, which acquires an image of the light-emitters within the field-of-view thereof. Each Wide-Field-Of-View optical-detector includes an optical-sensor and two optical-receptors. The processor determines the position and orientation of the target-object in the reference coordinate system according to representations of the light-emitters. Each light-emitter is within the field-of-view of an optical-detector. Each optical-detector and each light-emitter is attached to one of the target-object and a reference-location. The target-object and the reference-location are respective elements in a tuple including two elements from a group consisting of a display, a patient-body-location, a-medical-tool, physician-body-location, and a fixed-position. | 03-20-2014 |
| 20140085641 | METHOD AND APPARATUS FOR RECOGNIZING LOCATION OF PILED OBJECTS - A piling location recognizing apparatus and method for accurately determining a piling location using an optical sensor. The piling location recognizing apparatus includes an optical sensor moving unit configured to move on an installed moving line according to a predetermined angle with respect to a recognition target object, an optical sensor recognizing unit mounted on the optical sensor moving unit to acquire information on the recognition target object using an optical sensor, and a piling location calculating unit configured to calculate vertical location coordinates of the recognition target object on a basis of the acquired information on the recognition target object. Accordingly, despite environmental pollution or damage of an identification tag adhered to an object in a piling place in which objects are piled up, an in-yard location of the piled object can be accurately determined. | 03-27-2014 |
| 20140085642 | LIGHTING APPARATUS FOR MEASURING THE POSITION OF A MOBILE TERMINAL, AND POSITION MEASURING SYSTEM USING SAME - A lighting apparatus for measuring the position of a mobile terminal is disclosed. The disclosed lighting apparatus may be a lighting apparatus for measuring the position of a mobile terminal by way of visible light communication. The lighting apparatus comprises one or more boundary lighting devices positioned in a boundary part of the lighting apparatus, which are configured to emit visible light that includes information for identifying a position of the mobile terminal (identification information); one or more inner lighting devices positioned in an inner part of the lighting apparatus, which are configured to emit visible light that includes the identification information; and one or more boundary concentrator units, which are implemented respectively on at least some of the one or more boundary lighting devices, and which are configured to concentrate the visible light emitted from the at least some boundary lighting devices. | 03-27-2014 |
| 20140098377 | IMAGE RETRIEVING APPARATUS AND OPTICAL DISPLACEMENT ESTIMATING APPARATUS - An image capturing apparatus comprising: a light source, for transmitting incident light to an objective without utilizing any medium besides air, such that the light emits from the objective to generate passing-through light; and a sensor, for capturing an image of the objective according to the passing-through light. | 04-10-2014 |
| 20140098378 | ARTICULATING MEASURING ARM WITH LASER SCANNER - A coordinate measurement device comprises an articulated arm having a first end, a second end, and a plurality of jointed arm segments therebetween. Each arm segment defines at least one axis of rotation. A laser scanner assembly is coupled to the second end of the arm and is rotatable about a last axis of rotation of the articulated arm. The laser scanner assembly comprises a laser and an image sensor. The laser is positioned on an opposite side of the last axis of rotation from the image sensor. | 04-10-2014 |
| 20140098379 | SCANNING OPTICAL POSITIONING SYSTEM WITH SPATIALLY TRIANGULATING RECEIVERS - Embodiments are directed towards detecting the three dimensional position of a position sensing device (PSD) utilizing a spot scanned across a remote surface. A trajectory map may be determined for a projection system. The trajectory map may identify a location of the spot at various times during the scan. A PSD may be arranged with a clear view of the remote surface. The PSD may observe at least three spots projected onto the remote surface utilizing three lines of sight that enable moment-in-time linear alignment between the spot and a sensor. Observation angles between each of the lines of sight may be determined. For each observed spot, a transition time may be determined and a location of the observed spot may be determined based on the trajectory map. A position of the PSD may be determined based on determined observed locations and the observation angles of the PSD. | 04-10-2014 |
| 20140098380 | Method for Preparing Specimens for Microscopy - An apparatus for preparing specimens for microscopy including equipment for providing two or more of each of the following specimen processing activities under continuous vacuum conditions: plasma cleaning the specimen, ion beam or reactive ion beam etching the specimen, plasma etching the specimen and coating the specimen with a conductive material. Also, an apparatus and method for detecting a position of a surface of the specimen in a processing chamber, wherein the detected position is used to automatically move the specimen to appropriate locations for subsequent processing. | 04-10-2014 |
| 20140098381 | METHOD FOR CORRECTING THREE-DIMENSIONAL MEASUREMENTS OF A SPHERICALLY MOUNTED RETROREFLECTOR - A method of measuring spherically mounted retroreflector (SMR) with a 3D coordinate measurement device such as a laser tracker. The SMR includes an open-air cube corner retroreflector having a vertex point located near a sphere center of the SMR. Measurements of the SMR to the vertex point are moved to the SMR sphere center by accounting for SMR depth error and SMR runout error. | 04-10-2014 |
| 20140098382 | SPHERICALLY MOUNTED RETROREFLECTOR HAVING AN EMBEDDED TEMPERATURE SENSOR AND SOCKET - A spherically mounted retroreflector (SMR) having an embedded temperature sensor and a socket for attaching to an electrical connector. | 04-10-2014 |
| 20140098383 | METHOD FOR MEASURING 3D COORDINATES OF A SPHERICALLY MOUNTED RETROREFLECTOR FROM MULTIPLE STATIONS - A method of measuring spherically mounted retroreflector (SMR) with a 3D coordinate measurement device such as a laser tracker. The SMR includes an open-air cube corner retroreflector having a vertex point located near a sphere center of the SMR. Measurements of the SMR to the vertex point are corrected to indicate 3D coordinates of the SMR sphere center by accounting for SMR depth error and SMR runout error. | 04-10-2014 |
| 20140104623 | DISPLACEMENT SENSOR, SPECTRAL CHARACTERISTIC MEASURING APPARATUS, COLOR MEASURING APPARATUS, PLANAR MEASURED OBJECT QUALITY MONITORING APPARATUS, DISPLACEMENT MEASURING METHOD, SPECTRAL CHARACTERISTIC MEASURING METHOD, AND COLOR MEASURING METHOD - A displacement sensor includes a light source unit configured to apply light with different plural wavelengths in a direction oblique to a measurement region of a planar measured object, a spectroscope configured to measure spectral distribution of light reflected by the measurement region, a feature amount extracting module configured to extract a feature amount of the spectral distribution, and a displacement calculating module configured to calculate displacement of the measurement region based on the extracted feature amount and a relation between displacement and a feature amount acquired previously. | 04-17-2014 |
| 20140111813 | OPTICAL ASSEMBLY AND LASER ALIGNMENT APPARATUS - An optical assembly is provided for use with a laser alignment system that has a laser emitter and at least one photosensitive target. The optical assembly includes a right angle prism disposed for receiving an input beam produced by the laser emitter and first and second 90° pentaprisms disposed receiving the output from the right angle prism. The first and second 90° pentaprisms are oriented to produce first and second reflected beams that are parallel to one another. The optical assembly further includes first and second beam diverters disposed and oriented to receive the reflected beams from the first and second 90° pentaprisms and to produce first and second output beams that are mutually perpendicular. The first and second 90° pentaprisms may be see-through pentaprisms to produce a third output beam that is colinear or parallel with the input beam and perpendicular to the first and second output beams. | 04-24-2014 |
| 20140125996 | METHOD OF DETERMINING WHETHER A LENS DEVICE IS SHIFTED AND OPTICAL TOUCH SYSTEM THEREOF - A method of determining whether a lens device is shifted is applied to an optical touch system including a screen, a first light source and a first lens device respectively disposed corresponding to a first corner of a touch surface of the screen, and first and second optical strips respectively disposed at first and second sides of the touch surface. The method includes the first lens device setting a first brightness threshold according to a first original image captured by the first lens device toward the touch surface, disposing first and second reflection members at one end of the first optical strip and one end of the second optical strip respectively, and the first lens device determining whether a first optical axis of the first lens device is shifted according to the first brightness threshold and a first actual image captured by the first lens device. | 05-08-2014 |
| 20140125997 | DEVICE AND METHOD FOR CALIBRATING THE DIRECTION OF A POLAR MEASUREMENT DEVICE - The invention relates to a method and to a device for calibrating the direction of a polar measurement device, in particular of a laser scanner, which includes a reference element which can be or is rotationally fixed to a holding device of a polar measurement device, in particular to a stand, by means of which element a reference direction is defined in a horizontal plane, and which includes a rotating element which is rotationally fixed to the polar measurement device and which can rotate together with the polar measurement device relative to the reference element about a vertical axle, and at least one optical measurement device is provided, by means of which the agreement between an orientation of the rotating element and the reference direction of the reference element can be measured, and in particular signaled. | 05-08-2014 |
| 20140132963 | Optical personal Locating device - The present disclosure is a locating device using light to locate other similar devices in a given place with respect to each other where other techniques are not possible to be used. The present disclosure presents a first communication device comprising a light receiving unit, wherein said first communication device is configured to generate a code, transmit said code, and receive a pulse signal from a second communication device. The first communication device is configured to communicate through a network with said second communication device, wherein said second communication device is configured to receive said code, transmit the pulse signal based on said code and modulate the light emitted by a light emitting source. | 05-15-2014 |
| 20140160492 | APPARATUS AND METHOD FOR LOCATING A PLURALITY OF PLACEMENT POSITIONS ON A CARRIER OBJECT - Disclosed is an optical apparatus for locating a plurality of placement positions on a carrier object. The optical apparatus comprises: i) an imaging device having a plurality of imaging sensors, each imaging sensor being operative to capture an image of a part of a selected row of placement positions on the carrier object and the plurality of imaging sensors defining a combined field of view that includes all the selected row of placement positions; ii) a positioning device coupled to the imaging device, the positioning device being operative to position the imaging device relative to successive rows of placement positions on the carrier object; and iii) a processor connected to the imaging device and which is configured to receive the images captured by the plurality of imaging sensors for image processing in order to identify exact locations of the placement positions comprised in the selected row of placement positions. A method of locating a plurality of placement positions on a carrier object is also disclosed. | 06-12-2014 |
| 20140160493 | DETECTION OF CONFIGURATION CHANGES IN AN ILLUMINATION SYSTEM - Technology for detecting a change in a configuration position of one or more elements in an illumination system is described. A light source generates an illumination signal, and an element of the system directs a portion of the light of the signal back to a light detector. In one example, the portion of light is reflected back to the light detector. By monitoring an output signal of the light detector based on the directed light, control circuitry can detect that a position of an element of the system has changed. In one example, an off-the-shelf integrated circuit laser diode package including a monitor photodiode can be used with a reflective element. In one example, the reflective element is a tilted optical element. Changes can be detected in the configuration of one or more optical elements of the illumination system which are outside the laser diode package. | 06-12-2014 |
| 20140160494 | COORDINATE DETECTOR AND ELECTRONIC INFORMATION BOARD SYSTEM - A coordinate detector includes a pair of light sensor units disposed on a side of a display part having a display surface to be touched by a target to be detected, optical reflective members respectively disposed on remaining three sides of the display part, and a sensor position adjusting unit configured to adjust a rolling direction of the light sensor unit with respect to the optical reflective members. When the target touches the display surface, coordinates of the target are detected based on light reflected off the optical reflective members that is received by the light sensor units. | 06-12-2014 |
| 20140160495 | TWO-DIMENSIONAL, POSITION-SENSITIVE SENSOR-BASED SYSTEM FOR POSITIONING OBJECT HAVING SIX DEGREES OF FREEDOM IN SPACE - A two-dimensional, position-sensitive sensor-based system for positioning an object having six degrees of freedom in space, used for positioning of a silicon table and mask table of a lithography machine. The system comprises mainly a semiconductor laser | 06-12-2014 |
| 20140168663 | APPARATUS FOR SENSING INDICATORS - An apparatus for sensing indicators is disclosed herein. An example of the apparatus includes a roller over which a mea passes, the roller including a first end that is dark in color and a second end that is light in color. The example of the apparatus also includes a sensor that is moveable between a first position over the first end of the roller and a second position over the second end of the roller. The sensor detects a first indicator on the media in the first position and a second indicator on the media in the second position. An example of a printing device is also disclosed herein. Modifications to and other examples of the apparatus for sensing and printing device are further disclosed herein. | 06-19-2014 |
| 20140176964 | OPTICAL TOUCH SYSTEM - An optical touch system comprises a first light-emitting unit, a second light-emitting unit, a first image sensor having a first filter, and a second image sensor having a second filter. The first light-emitting unit generates first wavelength band light. The second light-emitting unit generates second wavelength band light. The first light-emitting unit generates first wavelength band light when the first image sensor is capturing an image. The first filter allows first wavelength band light to enter into the first image sensor and blocks second wavelength band light. The second light-emitting unit generates second wavelength band light when the second image sensor is capturing an image. The second filter allows second wavelength band light to enter into the second image sensor and block first wavelength band light. | 06-26-2014 |
| 20140185059 | AUTOMATIC MEASUREMENT OF DIMENSIONAL DATA WITH A LASER TRACKER - Measuring with a system having retroreflector targets and a laser tracker includes storing a list of coordinates for three targets and at least one added point; capturing on a photosensitive array a portion of the light emitted by a light beam and reflected off the targets; obtaining spot positions on a photosensitive array of a tracker camera from the reflected light; determining a correspondence between three spot positions on the photosensitive array and the coordinates of the targets; directing a beam of light from the tracker to the targets based at least in part on the coordinates of the first target and the first spot position; measuring 3-D coordinates of the targets with the tracker; determining 3-D coordinates of the at least one added point based at least in part on the measured 3-D coordinates of the targets and the coordinates of the at least one added point. | 07-03-2014 |
| 20140192367 | Laser Detection and Warning System - A laser detection and warning system and associated methods of warning a pilot of an aircraft of incoming laser radiation and determining a location of a source of laser radiation including a detector configured to be mounted to an aircraft, the detector having an optical subsystem, a detector subsystem, and a processor subsystem to determine characteristics of incoming laser radiation and transmit a laser warning output signal, wherein the laser warning output signal may include wavelength characteristics of the laser radiation, corresponding protective eyewear type, and location of the source of the laser radiation. | 07-10-2014 |
| 20140204396 | ELECTRO-OPTICAL DISTANCE MEASURING DEVICE - An electro-optical distance measuring device includes a laser driver for a laser diode for emitting laser light pulses. The measuring device further includes a laser diode voltage supply having a cascade of at least two voltage regulators, each of which provides an output voltage at a level below a laser threshold voltage of the laser diode. By changing from a first to a second switching position of an electronic switching element of the measuring device, one of the laser light pulses can be emitted and, in the steady-state first and the steady-state second switching positions, no laser light is emitted. | 07-24-2014 |
| 20140204397 | Metrology Method and Apparatus, and Device Manufacturing Method - Methods are disclosed for measuring target structures formed by a lithographic process on a substrate. A grating or other structure within the target is smaller than an illumination spot and field of view of a measurement optical system. The position of an image of the component structure varies between measurements, and a first type of correction is applied to reduce the influence on the measured intensities, caused by differences in the optical path to and from different positions. A plurality of structures may be imaged simultaneously within the field of view of the optical system, and each corrected for its respective position. The measurements may comprise first and second images of the same target under different modes of illumination and/or imaging, for example in a dark field metrology application. A second type of correction may be applied to reduce the influence of asymmetry between the first and second modes of illumination or imaging, for example to permit a more accurate overly measurement in a semiconductor device manufacturing process. | 07-24-2014 |
| 20140204398 | POSITIONAL DEVIATION DETECTION UNIT, LIGHT EMITTING DEVICE, ILLUMINATION APPARATUS, PROJECTOR, VEHICLE HEADLAMP, AND POSITIONAL DEVIATION ADJUSTMENT METHOD - A positional deviation detection unit ( | 07-24-2014 |
| 20140218751 | DISPLACEMENT MEASURING DEVICE AND DISPLACEMENT MEASURING METHOD - Displacement measuring device with light irradiation system, first and second FBGs and detecting system. The first FBG has first transmittance distribution or first reflectance distribution. The second FBG has second transmittance distribution or second reflectance distribution. The detecting system detects light passed through the first and second FBGs of which at least one of the first transmittance distribution and the second transmittance distribution changes in a wavelength direction with a change amount different from that of the other, according to a displacement amount of an object, or amplitude of the light passed through the first and the second FBGs of which at least one of the first reflectance distribution and the second reflectance distribution changes in the wavelength direction with a change amount different from that of the other, according to the displacement amount of the object, and acquires an index to indicate the displacement amount based on the amplitude. | 08-07-2014 |
| 20140218752 | LENS POSITION DETECTING CIRCUIT AND METHOD - A position of a lens is detected by detecting, using a phototransistor, light that is emitted from a photodiode and that varies depending on lens position. A control unit divides a moving range of the lens into a plurality of areas, approximates a relationship between lens positions and current of the phototransistor for each of the areas, corrects a current of the phototransistor using the approximated relationship so as to obtain a corrected detection current having a linear relationship with respect to lens positions, and detects the position of the lens using the obtained corrected detection current. | 08-07-2014 |
| 20140233041 | Computerized Movable Laser System for Radiographic Patient Positioning - A system for radiographic patient positioning includes at least one laser. An orientation sensor is associated with a laser and the orientation sensor produces tilt data indicative of an orientation of a laser. A computer compares a later received tilt data from the orientation sensor to the stored tilt data to identify an error in the alignment of the laser. A method of operating a computer tomography patient positioning system includes providing a plurality of lasers and orientation sensors. A processor obtains tilt data from the orientation sensor of an associated laser and the tilt data is representative of an orientation of the associated laser. The processor compares new tilt data to the stored tilt data and identifies an error in an alignment of at least one laser of the plurality of laser units based upon the comparison of the new tilt data to the stored tilt data. | 08-21-2014 |
| 20140233042 | APPARATUS FOR DETERMINING A VERTICAL POSITION OF AT LEAST ONE INTERFACE BETWEEN A FIRST COMPONENT AND AT LEAST ONE SECOND COMPONENT AND LABORATORY AUTOMATION SYSTEM - An apparatus for determining a vertical position of an interface between a first component and a second component comprising different layers in a sample container comprises a first unit comprising a first emitting light, a first optics, and a first detector; a second unit vertically spaced from the first unit comprising a second emitting light, a second optics, and a second detector; a driving unit to move the first unit and the second unit relative to the sample container; a position sensing unit to output a position sensing signal indicative of a vertical position of the sample container; and a vertical position determining unit to calculate the vertical position of the interface. | 08-21-2014 |
| 20140233043 | SYSTEM FOR SEMICONDUCTOR DEVICE CHARACTERIZATION USING REFLECTIVITY MEASUREMENT - A system includes a computer-readable medium that stores a plurality of instructions for execution by at least one computer processor. The instructions include receiving a reflectivity measurement on a semiconductor wafer and generating a reflectivity map based on the received reflectivity measurement. The instructions determine a spatial distance for a selected reflectivity change using the generated reflectivity map. Subsequently, the determined spatial distance is compared with a thermal diffusion length of a first anneal process technique. In embodiments, the system further includes a light source and a reflectivity measurement tool. | 08-21-2014 |
| 20140233044 | Method and System for Adjusting the Alignment of a Photonic Beam - The method comprises:
| 08-21-2014 |
| 20140240717 | Apparatus and Method of Using a Light Conduit in a Position Detector - A position detector includes a source of radiant energy, such as infrared light. A sensor is spaced from the source. The source and the sensor can be carried spaced apart from one another by a housing. Control circuits, carried by the housing, are coupled to the source and the sensor. Pulsed radiant energy, emitted by the source is incident on the sensor only when transmitted by a solid optical medium which has a predetermined orientation relative to the housing. When the medium has the predetermined orientation, the sensor receives transmitted radiant energy from the source. When the medium moves from the predetermined orientation, the sensor ceases to receive the transmitted radiant energy from the source, and the control circuits can generate an alarm indication. | 08-28-2014 |
| 20140240718 | COMPUTING DEVICE AND MEASUREMENT CONTROL METHOD - A computing device is electronically connected to a measurement machine and a controller. The controller is connected to a sensor installed on the measurement machine. The computing device receives spectral signal data sent from the controller and generates an intensity distribution diagram according to the spectral signal data. Furthermore, the computing device sends control commands to the measurement machine, to adjust a position of the sensor on the measurement machine according to variation of a peak value of a wave in the intensity distribution diagram. | 08-28-2014 |
| 20140240719 | REAL-TIME MEASUREMENT OF RELATIVE POSITION DATA AND/OR OF GEOMETRICAL DIMENSIONS OF A MOVING BODY USING OPTICAL MEASURING MEANS - A real-time measurement of relative position data and/or of geometrical dimensions of a moving body by lighting unit and a detector unit, wherein the moving body is movably guided relative to both of the units. Light beams are transmitted from the lighting unit towards the detector unit; the moving body protrudes between the lighting unit and the detector unit into the volume flooded by the light beams, so that the shadow border of the shadow thrown by the moving body extends over the detector unit. The detector unit includes a two-dimensional optical position detector, which is designed as a two-dimensional optical waveguide containing photo-luminescent particles. Signals from the two-dimensional optical waveguide are read out by a plurality of small-area photoelectric sensors spaced apart from one another, the strength of the signals correlating with the intensity of the light at the sensor location in waveguide mode. | 08-28-2014 |
| 20140268178 | SYSTEM AND METHOD OF ACQUIRING THREE DIMENSIONAL COORDINATES USING MULTIPLE COORDINATE MEASUREMENT DEVICES - A method is provided for determining the three dimensional coordinates of points on the surface of an object. The method includes providing a structured light scanner and a coordinate measurement device. The coordinate measurement device tracks the location and orientation of the structured light scanner during operation. The location and orientation data is combined with image frames captured by the scanner to allow registration of the image frames relative to each other. The three-dimensional coordinates of points on the surface of the object may then be determined in the frame of reference of the coordinate measurement device. | 09-18-2014 |
| 20140268179 | Methods and Apparatus for Position Estimation Using Reflected Light Sources - The invention is generally related to the estimation of position and orientation of an object with respect to a local or a global coordinate system using reflected light sources. A typical application of the method and apparatus includes estimation and tracking of the position of a mobile autonomous robot. Other applications include estimation and tracking of an object for position-aware, ubiquitous devices. Additional applications include tracking of the positions of people or pets in an indoor environment. The methods and apparatus comprise one or more optical emitters, one or more optical sensors, signal processing circuitry, and signal processing methods to determine the position and orientation of at least one of the optical sensors based at least in part on the detection of the signal of one or more emitted light sources reflected from a surface. | 09-18-2014 |
| 20140285817 | LIMITED REFLECTION TYPE PHOTOELECTRIC SENSOR - A limited reflection type photoelectric sensor has a light projecting unit having a light emitting element, a light receiving unit having a light receiving element, and a beam separating member that separates a projected light beam into beams oriented in a plurality of directions and located in an optical path of the projected light beam from the light emitting element. The light projecting unit and the light receiving unit are configured to meet the condition that an intersecting angle between an optical axis of a projected light beam and an optical axis of a receiving light beam is set such that the projected light beam from the light projecting unit is directed to an object detection limited area and the receiving light beam which is reflected light by an object existing in the object detection limited area is received by the light receiving unit. | 09-25-2014 |
| 20140285818 | DETERMINING POSITIONAL INFORMATION OF AN OBJECT IN SPACE - The technology disclosed relates to determining positional information of an object in a field of view. In particular, it relates to calculating a distance of the object from a reference such as a sensor including scanning the field of view by selectively illuminating directionally oriented light sources and measuring one or more differences in property of returning light emitted from the light sources and reflected from the object. The property can be intensity or phase difference of the light. It also relates to finding an object in a region of space. In particular, it relates to scanning the region of space with directionally controllable illumination, determining a difference in a property of the illumination received for two or more points in the scanning, and determining positional information of the object based in part upon the points in the scanning corresponding to the difference in the property. | 09-25-2014 |
| 20140285819 | POSITION COMPENSATION DEVICE USING VISIBLE LIGHT COMMUNICATION AND METHOD THEREOF - The present invention relates to a position compensation device using visible light communication and a method thereof. To this end, the present invention receives a visible light signal which includes lighting position information from a lighting device to extract the lighting position information from the received visible light signal, and calculates a compensated position of a position compensation device by using the extracted lighting position information if a request for position compensation exists, thereby providing an exact position of a user indoors. | 09-25-2014 |
| 20140293293 | NANOMECHANICAL TESTING SYSTEM - An automated testing system includes systems and methods to facilitate inline production testing of samples at a micro (multiple microns) or less scale with a mechanical testing instrument. In an example, the system includes a probe changing assembly for coupling and decoupling a probe of the instrument. The probe changing assembly includes a probe change unit configured to grasp one of a plurality of probes in a probe magazine and couple one of the probes with an instrument probe receptacle. An actuator is coupled with the probe change unit, and the actuator is configured to move and align the probe change unit with the probe magazine and the instrument probe receptacle. In another example, the automated testing system includes a multiple degree of freedom stage for aligning a sample testing location with the instrument. The stage includes a sample stage and a stage actuator assembly including translational and rotational actuators. | 10-02-2014 |
| 20140293294 | METHOD AND DEVICE FOR CALIBRATING A PROJECTION DEVICE - The present invention relates to a method for calibrating a projection device, in particular a hand-held projection device, in a navigational environment for medical purposes, comprising the steps of:
| 10-02-2014 |
| 20140300906 | LASER SCANNER WITH CELLULAR TRANSCEIVER COMMUNICATION - A laser scanner that measures three-dimensional (3D) coordinates of a point by steering a beam of light to the point and receiving reflected light with a distance meter, the laser scanner further including a cellular transceiver component for exchanging scanner data and scanner instructions through a cellular network. | 10-09-2014 |
| 20140307265 | ELECTRONIC DEVICE - An electronic device includes a projection unit and a detection unit. The projection unit is configured to project light in a projection region on a projection surface. The detection unit is disposed away from the projection unit. The detection unit includes a photodetector and a notification light emitter. The photodetector is configured to detect reflected light of the light from the projection unit within a detection region. The notification light emitter is configured to emit to the projection surface notification light for setting a position of the projection region within the detection region of the photodetector. | 10-16-2014 |
| 20140313520 | LOCATION DETERMINATION USING LIGHT SOURCES - The present disclosure relates to computer-implemented systems and methods for location determination using light sources. An example method may include receiving, by a computer including one or more processors, a location request for a device within an indoor environment. The method may also include receiving respective light source identifiers associated with one or more light sources in the indoor environment. The one or more light sources may be in communication with the device. Additionally, the method may include accessing, by the computer, a virtual map associated with the indoor environment, and the virtual map may include one or more associations between the respective light source identifiers and respective positions, within the indoor environment, of the one or more light sources. Furthermore, the method may include determining, based at least in part on the virtual map and the respective light source identifiers, a location of the device within the indoor environment. | 10-23-2014 |
| 20140313521 | METHOD FOR CORRECTING A SPHERICALLY MOUNTED RETROREFLECTOR WHEN RESETTING A DISTANCE METER - A method of correcting centering errors of a spherically mounted retroreflector (SMR) when the distance meter of a 3D coordinate measurement device is reset to a home reference distance. | 10-23-2014 |
| 20140313522 | Non-Contact Visual Measurement Device - A positional measuring device has a reference laser pointer and at least one measurement laser pointer. These laser pointers are positioned at a first end and a second end of a variable-length defining mechanism, a common example being a tape measure. The lasers are oriented in a direction which is perpendicular to the measurement axis of a user-specified length of the variable-length defining mechanism. The emission axis of each laser is thus parallel with each other. The lasers project onto a remote object. The laser pointers provide visual reference points that help a user ensure they are correctly measuring dimensions of an object. The distance between the laser pointers can easily be read via the variable-length defining mechanism. Because the lasers need to be parallel to each other and perpendicular to the user-specified length, a dual-axis liquid level is provided to ensure proper orientation of the positional measuring device. | 10-23-2014 |
| 20140327920 | METHOD AND APPARATUS FOR USING GESTURES TO CONTROL A LASER TRACKER - A method and system are provided for controlling a laser tracker remotely from the laser tracker through gestures performed by a user. The method includes providing a rule of correspondence between each of a plurality of commands and each of a plurality of user gestures. A gesture is performed by the user with the user's body that corresponds to one of the plurality of user gestures. The gesture performed by the user is detected. The gesture recognition engine determines a first command from one of the plurality of commands that correspond with the detected gesture. Then the first command is executed with the laser tracker. | 11-06-2014 |
| 20140333939 | OPTOELECTRONIC SENSOR FOR RECOGNIZING OBJECT EDGES - An optoelectronic sensor for recognizing object edges of objects comprises at least three light transmitters which are arranged such that at least two different spacings result between two respective light transmitters. For recognizing an object edge, an evaluation unit is configured to carry out a common evaluation of an image taken by a light receiver of a light spot generated by the transmitted light beams of a first light transmitter and of an image taken by a light receiver of a light spot generated by the transmitted light beams of another light transmitter. The pair of light transmitters to be used for the common evaluation can be selected in dependence on a selection criterion from at least two differently spaced apart pairs of light transmitters. | 11-13-2014 |
| 20140340692 | PROXIMITY SENSING METHOD, PROXIMITY SENSING DEVICE, AND ELECTRONIC DEVICE THEREOF - An exemplary embodiment of the present disclosure illustrates a proximity sensing method used in a controller of a proximity sensing device. Firstly, a cross talk value is initialized. After the cross talk value is initialized, whether the cross talk value should be updated is judged at least according to a first sensing value currently received from a sensing unit of the proximity sensing device. When the cross talk value is judged to be updated, the cross talk value is updated at least according to a first sensing value. Then, a compensated sensing value is obtained by subtracting the cross talk value from the first sensing value. | 11-20-2014 |
| 20140347674 | Fiber Optic Position Sensor and Method for Using - A method and apparatus are provided for detecting both an absence and a presence of a light beam moving in an optical fiber to determine the position of a component. The method is carried out by the apparatus which includes a plunger having first and second positions coordinated with first and second component positions respectively. The optical fiber is capable of having a light beam move in a first direction and of having the light beam move in a reverse direction in the optical fiber. A detector is provided for indicating the absence of the reverse direction of the light beam moving in the optical fiber and for indicating the presence of the light beam moving in the first direction in the optical fiber. | 11-27-2014 |
| 20140347675 | SCREEN-LESS BALLISTIC CHRONOGRAPH - A method and apparatus for detecting a projectile or another moving object as it passes through a light curtain generated by one or more emitters, by the means of detecting the light of the light curtain reflected by the passing object onto a detector located in proximity to the emitter. The projectile or object sensing area of the apparatus is not constrained by any mechanical means and is limited only by the shape of the light curtain. Velocity of the projectile or object is determined by dividing the known distance between two or more parallel light curtains by the time of passage of projectile or object between the light curtains. Additional velocity measurement is obtained from the known projectile length and the time of passage of the projectile through the light curtain and allows verification of the primary velocity measurement. Direction of the object's motion across the sensitive area of the apparatus is determined by implementing two or more closely spaced parallel light curtains with different wavelengths, and corresponding wavelength specific detectors. | 11-27-2014 |
| 20140347676 | Methods and Apparatus for Imaging of Occluded Objects - An active imaging system, which includes a light source and light sensor, generates structured illumination. The light sensor captures transient light response data regarding reflections of light emitted by the light source. The transient light response data is wavelength-resolved. One or more processors process the transient light response data and data regarding the structured illumination to calculate a reflectance spectra map of an occluded surface. The processors also compute a 3D geometry of the occluded surface. | 11-27-2014 |
| 20140355005 | System and Method for Calibrating Laser Processing Machines - A method calibrates a laser processing machine by commanding a scan head to direct a laser beam to a desired position, then senses an actual position of the laser beam directly using a position sensitive detector (PSD) after the scan head is positioned. A relative position between the scan head and PSD is altered using one or more linear actuators. A position feedback loop is closed around the linear actuators so that the relative position of the laser beam on the PSD is reduced to zero. The actual position of the laser spot is then measured indirectly by encoders attached to linear axes of the laser processing machine. The actual position is stored in a memory. An error is determined as a difference between the desired position and the actual position. Compensation coefficients are determined from the error and stored for later use during operation of the laser processing machine. | 12-04-2014 |
| 20140355006 | MEASURING DEVICE - Provided is a measuring device including a photoelectric conversion unit that receives a light beam emitted from a position measurement object by different optical path lengths and that outputs an electrical signal corresponding to intensity of the received light beam for each optical path length, and a measuring unit that measures a position of the position measurement object based on a ratio of two electrical signals out of the electrical signals by optical path lengths acquired from the photoelectric conversion unit. | 12-04-2014 |
| 20140355007 | BLADE TIP TIMING - A method of determining rotor blade axial displacement (b | 12-04-2014 |
| 20140362386 | OPTICAL SYSTEM FOR MEASUREMENT OF ORIENTATION AND POSITION COMPRISING A POINT SOURCE, CENTRAL MASK, PHOTOSENSITIVE MATRIX SENSOR AND CORNER CUBE - The general field of the invention is that of systems for detecting the posture of a mobile object. The systems according to the invention comprise a fixed electro-optical device comprising an emission source and a photosensitive sensor. The optical corner cube is arranged on the mobile object. The entry face of the corner cube has a predetermined geometry, the light coming from the source and reflected back by the corner cube forming a luminous contour on the matrix sensor. The fixed electro-optical device comprises an optical element with a known shape and location, which is placed in the vicinity of the said source and is arranged so as to form a dark zone in the central part of the luminous contour. The detection system comprises analysis means determining the position and the orientation of the mobile object from knowledge of the vanishing points of the luminous contour and the position and shape of the dark zone. | 12-11-2014 |
| 20140362387 | DISTANCE MEASUREMENT HOLDER AND MACHINE TOOL HAVING INTERFERING OBJECT SENSING FUNCTION - A distance measurement holder is attached to the main shaft of a machine tool. A laser beam emitted from a holder main body is reflected by a reflection mirror section fixed to a tapered sleeve, and reflected by a measurement target, and then received by a light receiving section provided in the holder main body. The tapered sleeve is fit into the main shaft and supported to be rotatable relative to the holder main body. The distance measurement holder is shaped such that the angle of a side surface of the reflection mirror section changes in accordance with the rotation angle of the main shaft. The distance measurement holder thus configured determines the distance between the main shaft and the measurement target to determine whether or not a jig, a workpiece, the main shaft, and a cutting tool interfere with each other in the range of a rapid positioning motion specified in an NC program. | 12-11-2014 |
| 20140368836 | Positioning device comprising a light beam - A position measurement system for determining 2D displacement or position of a mobile element with respect to a reference frame, including: a point light; an optical mask having transparent and opaque areas defining a repetitive pattern on at least one side of its surfaces; an imager, fixed to a mobile element, including integrated electronic circuits allowing detection, computing and analyzing of a shadow projected by the optical mask. The position measurement system includes an optical diffuser plate between the light source and the mask. The imager, mask and diffuser plate form an assembly so as to produce a light spot created by the scattering of the incident light beam emitted by the light source on the diffuser plate. The mask positioned between the diffuser plate and imager, produces a shadow on the imager, allowing to compute and provide 2D position of the mobile element relative to the fixed reference frame. | 12-18-2014 |
| 20140368837 | ABSOLUTE POSITION DETECTION SYSTEM - The present invention relates to an absolute position detection system. More particularly the present invention relates to a system for detecting an absolute position on a vehicle travel path. For example, disclosed is an absolute position detection system comprising: a plurality of pattern units arranged at a predetermined spacing on a vehicle travel path and having one or more first patterns and one or more second patterns having light reflectances that differ from each other; a pattern scan unit installed in a vehicle to scan each of the plurality of pattern units by laser beam and measuring light reflectance for each of the first and second patterns; a data processing unit for comparing the measured light reflectance and a preset reflectance light reflectance, and performing binary data processing on the result of the comparison to recognize each of the plurality of pattern units; and a position detection unit for detecting the absolute positions of the plurality of pattern units by means of the processed binary data and information on the distance between the plurality of pattern units. | 12-18-2014 |
| 20140376004 | WAVEFRONT MEASURING APPARATUS, WAVEFRONT MEASURING METHOD, AND COMPUTER-READABLE MEDIUM STORING PROGRAM - A wavefront measuring apparatus includes an optical element forming a periodic pattern by light, a detector having pixels to detect the light, and a computer computing, based on detection results of the detector, wavefront information at positions in a wavefront of the light transmitted through or reflected by a specimen. The detector detects a first periodic pattern formed by the light, and a second periodic pattern formed by the light and shifted in phase from the first periodic pattern. The computer computes the wavefront information at one of the positions by using a result detected in a first pixel of the pixels when detecting the first periodic pattern, a result detected in a second pixel of the pixels when detecting the first periodic pattern, the second pixel being positioned within three pixels from the first pixel, and a result detected in the first pixel when detecting the second periodic pattern. | 12-25-2014 |
| 20140376005 | IMAGING DEVICE - An imaging device includes: an imaging element that take an image of a subject; and a plurality of light sources that radiate a light to the subject, wherein optical axes of the plurality of the light sources are inclined outward with respect to an optical axis of the imaging element. | 12-25-2014 |
| 20150015895 | THREE-DIMENSIONAL MEASUREMENT DEVICE HAVING THREE-DIMENSIONAL OVERVIEW CAMERA - A device for optically scanning and measuring an environment is provided. The device includes a first measurement device that emits a light beam in a direction to measure a distance to a remote target based at least in part on light reflected by the remote target. A three-dimensional camera coupled to a periphery of the first measurement device is configured to record an image of an object. A processor is operably coupled to the first measurement device and three-dimensional camera and is responsive to determine the three-dimensional coordinates of the measurement point based at least in part on the angles of rotation of the device and the distance. The processor further being responsive to determine the three-dimensional coordinates of a plurality of points on the object based at least in part on the angles of rotation of the device and the image. | 01-15-2015 |
| 20150015896 | METHODS AND DEVICES FOR REDUCING ERRORS IN GOOS-HANCHEN CORRECTIONS OF DISPLACEMENT DATA - An exemplary method involves, in a system comprising a tool that performs a task on a workpiece, a method for determining displacement of the workpiece relative to the tool. Respective displacements of loci of at least a region of the workpiece are mapped using a Goos-Hänchen-insensitive (GH-insensitive) displacement sensor to produce a first set of physical displacement data for the region. Also mapped are respective displacements, from the tool, of the loci using a GH sensitive sensor to produce a second set of optical displacement data for the region. Goodness of fit (GOF) is determined of the second set of data with the first set. According to the GOF, respective GH-correction (GHC) coefficients are determined for at least one locus of the region. When measuring displacement of the at least one locus in the region relative to the tool, the respective GHC coefficient is applied to the measured displacement to reduce an error that otherwise would be present in the measured displacement due to a GH effect. | 01-15-2015 |
| 20150022825 | POSITIONING APPARATUS AND METHOD FOR DISTANCE MEASUREMENT - A ball distance measuring system incorporates a support received over a reference ball. A reference on the support has a diameter differing from a diameter of the reference ball by a predetermined amount visually distinguishable from a circumference of the reference ball presenting an even visual separation confirming concentric coincidence when centered with respect to the reference ball. | 01-22-2015 |
| 20150029516 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - A laser scanner device for optically scanning and measuring an environment includes a base, a measuring head which is rotatable relative to the base, and a mirror which is rotatably relative to the measuring head, wherein, in at least one operating mode, the laser scanner is mounted on a cart by a mounting device, the cart moves the base which is fixedly connected with the mounting device, the measuring head rests relative to the base, the mirror rotates, and the measuring head is locked with the mounting device by a locking mechanism. | 01-29-2015 |
| 20150036150 | BLADE INSPECTION APPARATUS AND BLADE INSPECTION METHOD - A blade inspection apparatus has a borescope and a PC. The borescope has a distance sensor for detecting an insertion length when an insertion section of the borescope is inserted through a hole provided in a casing in which a rotor of an engine is housed, an acceleration sensor for detecting an attitude of the insertion section, and distance sensors for detecting two distances from the insertion section to two stator vanes on a stator. The PC compares the insertion length, attitude and two distances detected in the borescope with the insertion length, attitude and two distances relating to an inspection image stored in a HDD. When a match occurs therebetween, the PC outputs match information. | 02-05-2015 |
| 20150043010 | Contact Displacement Meter - A light-projecting unit irradiates a scale with non-parallel light. The non-parallel light having passed through a plurality of slits on the scale is received by a light-receiving unit, and a light reception signal indicating a light-receiving amount distribution is outputted. Based on the light reception signal, a plurality of positions where a light-receiving amount is at maximum or minimum in the light-receiving amount distribution on the light-receiving unit are detected as a plurality of peak positions. Based on correction information and the detected plurality of peak positions, a distance between a reference position and a position of at least one slit corresponding to at least one detected peak position is calculated. The correction information shows a relation of a distance between a plurality of peak positions and a distance between a plurality of slits on the scale which respectively correspond to the plurality of peak positions. | 02-12-2015 |
| 20150043011 | VIRTUAL LASER PROJECTION SYSTEM AND METHOD - A virtual laser projection system and method includes one or more measuring laser projectors, one or more non-measuring laser projectors, an array of reference targets, and a computing system. The one or more measuring laser projectors and one or more non-measuring laser projectors operate under common control of the computing system to register their respective locations using the array of reference targets, detect and locate features of a work object to be illuminated, convert all location information into a common coordinate system, and illuminate the work object with laser light beams using the common coordinate system. | 02-12-2015 |
| 20150043012 | EXTERNAL ELECTRONIC DISTANCE MEASUREMENT ACCESSORY FOR A MOBILE DATA COLLECTION PLATFORM - A known fixed relationship is maintained between an external electronic distance measurement accessory and a mobile data collection platform that are physically coupled together. A light beam axis of the external electronic distance measurement accessory is parallel with an optical axis of an entrance pupil of the mobile data collection platform. The external electronic distance measurement accessory integrates with the mobile data collection platform. The external electronic distance measurement accessory receives control instructions from the mobile data collection platform. | 02-12-2015 |
| 20150043013 | ILLUMINATION MODULE FOR A COORDINATE MEASURING MACHINE - An illumination module for a coordinate measuring machine for measuring a workpiece by means of an optical sensor, wherein the illumination module comprises a main body having a sensor side and a workpiece side, wherein the illumination module comprises on the main body at least one illumination arrangement for illuminating the workpiece, and wherein the at least one illumination arrangement has an emission characteristic with a specific emission angle and a light intensity profile within the emission angle, wherein the light intensity profile of the at least one illumination arrangement within the emission angle is asymmetrical. The present invention furthermore relates to a coordinate measuring machine comprising such an illumination module. | 02-12-2015 |
| 20150049344 | LASER SPOTTING DEVICE FOR BICYCLE FITTING AND BICYCLE FITTING SYSTEM - A laser spotting device for bicycle fitting comprises a base member and a laser emitting device movably attached to the base member in a first direction. The laser emitting device is configured to emit laser beam toward a first virtual plane which is parallel to the first direction and configured to emit laser beam toward a second virtual plane which is parallel to the first direction and which differs from the first virtual plane. | 02-19-2015 |
| 20150055141 | Method and System for High Speed Height Control of a Substrate Surface Within a Wafer Inspection System - High speed height control of a surface of a substrate within a wafer inspection system includes positioning a substrate on a substrate stage of a dynamically adjustable substrate stage assembly, actuating the substrate perpendicular to the surface of the substrate, measuring a height error value of the surface of the substrate at a position of inspection of the surface, measuring a displacement value perpendicular to the surface of the substrate at the location of the substrate stage assembly, generating a displacement target from the height error value and the displacement value, and adjusting an actuation state of the actuator using the measured height error value and the generated displacement target in order to maintain the substrate surface at an imaging plane of a detector of the inspection system or a focus of illumination of the inspection system. | 02-26-2015 |
| 20150055142 | Laser Position Finding Device Used for Control and Diagnostics of a Rod Pumped Well - A system for determining rod position in a rod pumped well is described that includes a laser unit mounted on an underside of the walking beam and a reflector plate mounted on the sampson post of the rod pumped well in a position near the laser unit. The laser transmits a beam onto the reflector plate allowing the laser unit to determine the distance between the laser and the reflector plate. The distance between the laser and reflector plate as determined by the laser is transmitted to a controller which calculates the position of the rod in the rod pumped well based on the distance determined by the laser. | 02-26-2015 |
| 20150055143 | REPLACEABLE ILLUMINATION MODULE FOR A COORDINATE MEASURING MACHINE - An illumination module for a coordinate measuring machine for measuring a workpiece by means of an optical sensor, wherein the illumination module comprises a main body having a sensor side and a workpiece side, wherein the sensor side has a first interface device at least for the sensor-side coupling of the illumination module in a defined position, and wherein the illumination module comprises at least one illumination arrangement for illuminating the workpiece. Furthermore, the main body has the form of a ring having a free central region and an edge region, wherein the at least one illumination arrangement and the first interface device are arranged in the edge region. | 02-26-2015 |
| 20150062594 | ELECTRONIC DEVICE HAVING SENSOR UNIT AND OPERATING METHOD THEREOF - A method for operating an electronic device including a sensor unit that uses infrared rays is provided. In the method, a light source is illuminated using at least one light emitting device. Whether the illuminated light source is received by a light receiving device including at least one light receiving channel is determined. A relevant function corresponding to an amount of light of the light source received by the at least one light receiving channel is performed. | 03-05-2015 |
| 20150062595 | Apparatus and Method for Determining Reference Elements of an Environment - A method for determining reference elements of an environment, the method comprising at least the steps of: providing a ceiling value and a floor value; measuring, using a distance-measuring sensor, a set of environment point positions, each position comprising at least a first coordinate along a first direction and a second coordinate along a second direction non collinear with the first direction; determining reference elements of the environment comprising position of the set of environment point positions whose second coordinate is strictly smaller than the ceiling value and strictly higher than the floor value, and whose distance to the distance-measuring sensor, taken along the first direction, is a highest distance in a set of distances of environment points to the distance-measuring sensor, said distances being taken along the first direction. | 03-05-2015 |
| 20150062596 | OPTICAL IMAGING ARRANGEMENT WITH MULTIPLE METROLOGY SUPPORT UNITS - An optical imaging arrangement includes an optical projection system and a support structure system. The optical projection system includes a group of optical elements configured to transfer, in an exposure process using exposure light along an exposure light path, an image of a pattern of a mask onto a substrate. The support structure system includes an optical element support structure and a metrology support structure. The optical element support structure supports the group of optical elements, while the metrology support structure supports a group of metrology devices associated with the group of optical elements and configured to capture status information representative of at least one of a position and an orientation of each of the optical elements in at least one degree of freedom up to all six degrees of freedom. | 03-05-2015 |
| 20150070711 | Optical Position Measuring Device - In an optical position measuring device for detecting the relative position of a measuring standard and at least one scanning head, which are movable relative to each other in at least one measuring direction, the effective measuring point of the scanning is spaced apart from the measuring standard at a defined distance in the particular direction that has an orientation that faces away from the scanning head. | 03-12-2015 |
| 20150077762 | METHOD FOR MEASURING SPATIAL POINTS - Some embodiments of the invention relate to a method for measuring spatial points with a laser scanner. The method may include: scanning multiple spatial points on an object; determining coordinates of the respective spatial point, determining a close range about a central spatial point with at least two spatial points whose angle coordinates are in a defined angular space adjacent to those of the central spatial point; aggregating coordinates of the spatial points in the specific close range; and replacing coordinates of the central spatial point by aggregating coordinates of the spatial points in the specific close range. In some embodiments, the laser scanner forms the origin of the coordinates, and the coordinates comprise a distance and at least one angle. | 03-19-2015 |
| 20150077763 | COORDINATE DETECTION SYSTEM AND INFORMATION PROCESSING APPARATUS - A coordinate detection system that detects a coordinate pointed by a pointing operation on a board face includes at least two light receiving units that receive a light emitted from a peripheral light emission part provided in a periphery of the board face; and a coordinate detecting unit that detects the coordinate pointed by the pointing operation based on a comparison between a first intensity distribution and a second intensity distribution, wherein the first intensity distribution is obtained by the at least two light receiving units of receiving the light emitted from the peripheral light emission part without an interruption of the light caused by the pointing operation, wherein the second intensity distribution is obtained by the at least two light receiving units of receiving the light emitted from the peripheral light emission part when the pointing operation points the board face. | 03-19-2015 |
| 20150085302 | METHOD FOR MEASURING DISPLACEMENT OF LARGE-RANGE MOVING PLATFORM - A method for measuring displacement of a large-range moving platform, comprising: arranging multiple beams of first measuring light parallel to one another and generated by an optical path distribution device and a position sensitive detector array in a certain manner, to ensure that at least one beam of first measuring light is detected by the position sensitive detector array when a moving platform is at any position of a moving area; a detection head array capable of determining whether a light beam is shaded being used for auxiliary measurement of a position of the moving platform; and determining a position of the moving platform that corresponds to the first measuring light measured by the position sensitive detector array, to calculate displacement of the moving platform. The method effectively enlarges a measurement range of the position sensitive detector array, and implements measurement of long range displacement of the moving platform. | 03-26-2015 |
| 20150092198 | LASER SURVEYING SYSTEM - A laser surveying system includes a rotational light emitting unit to rotationally emit a laser beam, having a case and a beam emitter supported on the case with an optical axis of the laser beam rotatable relative to the case, and a light receiving unit to receive the laser beam from the rotational light emitting unit and perform surveying of a light-receiving position, wherein the laser surveying system is configured to determine whether or not the laser beam received by the light receiving unit has been properly emitted from the rotational light emitting unit on the basis of a rotational position of the optical axis of the laser beam relative to the case and an angle of site of the laser beam relative to a reference plane including the optical axis. | 04-02-2015 |
| 20150092199 | AUTOMATIC MEASUREMENT OF DIMENSIONAL DATA WITH A LASER TRACKER - Measuring with a system having retroreflector targets and a laser tracker includes storing a list of coordinates for three targets and at least one added point; capturing on a photosensitive array a portion of the light emitted by a light beam and reflected off the targets; obtaining spot positions on a photosensitive array of a tracker camera from the reflected light; determining a correspondence between three spot positions on the photosensitive array and the coordinates of the targets; directing a beam of light from the tracker to the targets based at least in part on the coordinates of the first target and the first spot position; measuring 3-D coordinates of the targets with the tracker; determining 3-D coordinates of the at least one added point based at least in part on the measured 3-D coordinates of the targets and the coordinates of the at least one added point. | 04-02-2015 |
| 20150098093 | Optical Position-Measuring Device - An optical position-measuring device includes a measuring standard as well as a scanning unit movable relative to it along at least one measuring direction, a scanning beam path being formed between the measuring standard and scanning unit and being used to generate displacement-dependent signals. A protective cap is disposed in a manner allowing movement along an axis perpendicular to the measuring-standard plane such that in at least one operating mode, the protective cap for the most part surrounds the scanning beam path between the scanning unit and measuring standard. | 04-09-2015 |
| 20150103359 | OPTICAL SYSTEM FOR POSTURE DETECTION COMPRISING A SCANNING LIGHT SOURCE AND A CUBE CORNER - The general field of the invention is that of systems for detecting the posture of a mobile object in space. The system according to the invention comprises an electro-optical device comprising a light source, a photoreceptor and means of analysis, and a retro-reflecting cube corner disposed on the mobile object. The cube corner comprises a mask disposed on its entry face. The source emits a parallel or almost-parallel pencil beam. The electro-optical device comprises means for deviating, about a fixed point, the said pencil beam of light by an angle varying as a function of time. The photoreceptor is configured for receiving the pencil beam of light retro-reflected by the cube corner. The means of analysis are configured in such a manner as to determine, based on the signal coming from the photoreceptor, the position of a number of points representative of the borders of the mask and, using this positional information, the posture of the cube corner in space. | 04-16-2015 |
| 20150103360 | METHODS AND SYSTEMS FOR DETERMINING A PROBE-OFF CONDITION IN A MEDICAL DEVICE - A physiological monitoring system may determine a probe-off condition. A physiological sensor may be used to emit one or more wavelengths of light. A received light signal may be processed to obtain a light signal corresponding to the emitted light and an ambient signal. The signals may be analyzed to identify similar behavior. The system may determine whether the physiological sensor is properly positioned based on the analysis. | 04-16-2015 |
| 20150109627 | MEASURING DEVICE FOR OPTICALLY SCANNING AN ENVIRONMENT - The invention relates to a measuring device ( | 04-23-2015 |
| 20150116730 | DEVICE FOR DETECTING THE POSITION OF WATCH HANDS - Device for detecting the position of at least a first and a second hand of an electromechanical watch, said first and second hands moving above a dial, the detection device including a single light source emitting a light beam towards the first and second hands, and a first and a second light detection system, the light source and the first and second light detection systems being mounted on or underneath the dial, the light source and the first and second light detection systems being arranged so that, in a determined position of the first hand, the light beam emitted by the light source is reflected by the first hand towards the first detection system, and in a determined position of the second hand, the light beam emitted by the light source is reflected by the second hand towards the second detection system. | 04-30-2015 |
| 20150116731 | DEVICE FOR POSITION DETERMINATION - A device for position determination includes a light source and a planar measurement reflector movable along a measurement direction oriented perpendicular to the measurement reflector. A detector device is disposed such that a beam emitted by the light source strikes the detector device after impinging on the measurement reflector so that, in an event of a movement of the measurement reflector along the measurement direction, a signal results which is dependent on a position of the measurement reflector and from which a reference signal is generatable at a defined reference position. A deflection unit is disposed so as to deflect the beam such that the beam strikes the measurement reflector twice and therebetween passes through the deflection unit. The deflection unit is arranged so that a deviation in beam direction, resulting after the first reflection from a tilt of the measurement reflector, is compensated after the second reflection. | 04-30-2015 |
| 20150124267 | ROTOR LAMINATION SHAPING FOR MINIMUM CORE LOSS IN SRMS - An electrical machine rotor includes a flux-conducting portion and a flux-inhibiting portion. The flux-conducting portion is conducive to conveying an electromagnetic flux and has a plurality of salient rotor poles and a portion of back material. The flux-inhibiting portion is less conducive to conveying an electromagnetic flux than the flux-conducting portion and is disposed entirely outside the boundaries of the rotor poles. | 05-07-2015 |
| 20150124268 | DETECTOR FOR OPTICALLY DETECTING AT LEAST ONE OBJECT - A detector ( | 05-07-2015 |
| 20150138566 | APPARATUS AND METHOD FOR ASCERTAINING ORIENTATION ERRORS - A device for determining alignment errors of structures which are present on, or which have been applied to a substrate, comprising a substrate holder for accommodating the substrate with the structures and detection means for detecting X-Y positions of first markings on the substrate and/or second markings on the structures by moving the substrate or the detection means in a first coordinate system, wherein in a second coordinate system which is independent of the first coordinate system X′-Y′ structure positions for the structures are given whose respective distance from the X-Y positions of the first markings and/or second markings can be determined by the device. | 05-21-2015 |
| 20150138567 | CENTRIFUGAL ANALYSIS SYSTEM AND ANALYSIS METHOD THEREOF - A centrifugal analysis system includes a driving device, a carrying device, a number of cassettes, and an optical sensor device. The carrying device includes a tray disposed on the driving device, a number of limitation mechanisms disposed at the tray. The cassettes are detachably disposed at the tray and respectively and correspond to the limitation mechanisms. When the driving device drives the carrying device to rotate, the optical sensor circularly detects the cassettes in sequence. | 05-21-2015 |
| 20150146217 | POSITION-MEASURING DEVICE - A position-measuring device includes a scale and a scanning unit movable relative thereto. The scale has a measuring graduation, a reference mark and area markings located on a first and on a second side of the reference mark which are configured to exert different deflection effects on a scanning beam incident thereon. An area signal detector is configured to detect, during optical scanning of the area markings, a fringe pattern in a detection plane of the area signal detector. A periodic screen grating is disposed between the scale and the area signal detector and is configured to produce the fringe pattern in the detection plane of the area signal detector such that at least two distinguishable scanning signals are generatable from the fringe pattern as a function of a position of the scanning unit relative to the reference mark. | 05-28-2015 |
| 20150292869 | Organic Laser for Measurement - This invention provides a system and a method for measuring displacements and movements, particularly for measuring very fine displacements and very minute movements. Position, vibration and rotational/angular movements can be measured. One or more directions can be measured simultaneously. In one embodiment, the system comprises one or more measuring means at least configured to tune multiple color emissions from a laser comprising an organic laser and/or a cascaded organic laser, such that the tuned multiple color emissions of the laser are used in measurements. The system is scalable in order to support measurement across a very large space. Optionally, the system further comprises a thin film laser generating device for generating said laser, blue and green emission organic semiconductors for generating said organic laser, and laser sensors for sensing said laser where said laser sensors comprise organic laser sensors and/or cascaded organic laser sensors. | 10-15-2015 |
| 20150300812 | SHADOW CASTING ALIGNMENT TECHNIQUE FOR SEAMLESS DISPLAYS - A method for aligning optical layers of a multi-layer display includes displaying a dark screen image on each of a plurality of transmissive pixel arrays separated from each other by spacing regions. The transmissive pixel arrays are disposed on a display layer of the multi-layer display. The display layer is illuminated with a plurality of illumination sources of an illumination layer disposed behind the display layer. Each of the illumination sources corresponds to one of the transmissive pixel arrays to illuminate the corresponding one of the transmissive pixel arrays. An illumination pattern is cast onto a screen layer disposed in front of the display layer. The illumination pattern includes bright regions due to overlapping illumination cast from adjacent ones of the transmissive pixel arrays. The bright regions of the illumination pattern cast onto the screen layer are analyzed to identify misalignments between the display layer and the illumination layer. | 10-22-2015 |
| 20150300920 | METHOD AND SYSTEM FOR SURFACE PROFILE INSPECTION OF OFF-LINE INDUSTRIAL GAS TURBINES AND OTHER POWER GENERATION MACHINERY - Internal components of power generation machines, such as gas or steam turbines, are inspected with a laser profilometer inspection system that is inserted and positioned within the turbine, for example through an inspection port that is in communication with an open inter-row spacing volume between an opposing turbine vane and turbine blade row. Component surface profile scans are performed to determine relative profile heights along a two-dimensional scan line generated by the profilometer. Three-dimensional profile information is obtained by translating the scan line across the surface. Real time profile information is gathered without physical contact, which is helpful for extracting off-line engineering information about component surface conditions, including surface spallation, perforation, and gaps between components. The system is capable of determining blade tip gap between a turbine blade tip and its opposing abradable surface in the turbine casing. | 10-22-2015 |
| 20150308815 | PROJECTIVE OPTICAL METROLOGY SYSTEM - A projective optical metrology system including a first optical unit, which includes: an optical input that receives a first light signal; a number of optical paths; and a separator, which is optically interposed between the optical input and the optical paths and separates a number of components of the first light signal received by the optical input and couples each of the separate components to a corresponding optical path. The first optical unit also includes a light target, which emits a second light signal and is formed by a number of light elements, each light element being optically coupled to a corresponding optical path, so as to be illuminated, in use, by the component of the first light signal coupled to the corresponding optical path. The metrology system also includes a second optical unit, which generates the first light signal and receives the second light signal. | 10-29-2015 |
| 20150316991 | MOTION RECOGNITION METHOD - A motion recognition method includes: a light detecting step of detecting light reflected by the reflective body to measure a luminous intensity of the light by the light receiving element; a first coordinate setting step of setting a planar coordinate (X1, Y1) of the reflective body; a second coordinate setting step of setting a planar coordinate (X2, Y2) of the reflective body; and a direction determining step of obtaining an angle (θ) between a line segment connecting the origin and the planar coordinate (X1, Y1) in the first position and a line segment connecting the planar coordinate (X1, Y1) in the first position and the planar coordinate (X2, Y2) in the second position and determining that the reflective body moves in a direction passing through a ½ point of the angle (θ) in the first position by the data processing unit. | 11-05-2015 |
| 20150323306 | METHOD AND APPARATUS FOR USING GESTURES TO CONTROL A LASER TRACKER - A method and system are provided for controlling a laser tracker remotely from the laser tracker through gestures performed by a user. The method includes providing a rule of correspondence between each of a plurality of commands and each of a plurality of user gestures. A gesture is performed by the user with the user's body that corresponds to one of the plurality of user gestures. The gesture performed by the user is detected. The gesture recognition engine determines a first command from one of the plurality of commands that correspond with the detected gesture. Then the first command is executed with the laser tracker. | 11-12-2015 |
| 20150323308 | COORDINATE MEASURING SYSTEM, COORDINATE MEASURING METHOD, AND PROBE - A coordinate measuring system includes a probe provided with first to ninth infrared LEDs, and an image capture apparatus and calculation controller detecting the position of the probe. The probe includes a distance obtainer acquiring distance data for a distance from the probe to the image capture apparatus; and an illumination controller controlling an illumination time of the first to ninth infrared LEDs based on the distance represented by the distance data. | 11-12-2015 |
| 20150323647 | METHODS AND APPARATUS TO DETERMINE A POSITION USING LIGHT SOURCES - Methods and apparatus to determine a position using light sources are disclosed. An example method includes processing an output of a photodetector based on anticipated codes to identify multiple light sources from which the photodetector receives light at a first position, determining locations of the identified light sources; and determining a location of the first position based on the locations of the identified light sources. | 11-12-2015 |
| 20150346327 | PRECISION POSITION TRACKING SYSTEM - Embodiment of a lightweight and compact wireless precision position tracking device and a precision position tracking motion capture system are described. Optionally, the wireless precision position tracking device is configured to be worn by a user. The wireless precision position tracking device may be configured to emit optical light from two or more respective markers, where the light from one of the markers is distinguishable from light from another of the markers. | 12-03-2015 |
| 20150369748 | FILM EDGE DETECTING METHOD AND FILM EDGE DETECTING DEVICE - The present invention provides a film edge detecting method and a film edge detecting device. The film edge detecting method is used for detecting a film edge of a film layer formed on a substrate, the film layer comprises a patterned film layer, the method includes: forming at least one scale pattern in the patterned film layer, a film edge of the patterned film layer corresponding to an edge of the scale pattern; obtaining a patterned film edge indication value of the edge of the scale pattern; and obtaining a second distance, which is a distance between the film edge of the non-patterned film layer and a corresponding edge of the substrate, based on the non-patterned film edge indication value and a preset reference value of the corresponding edge of the substrate. | 12-24-2015 |
| 20150377610 | SEPARATION MEASUREMENT METHOD AND SEPARATION MEASUREMENT DEVICE - A method for measuring a separation (a) between blade tips of rotor blades ( | 12-31-2015 |
| 20160003068 | METHOD FOR DETECTING A COMPROMISED COMPONENT - A method for providing visually detectable changes to a surface that has been subjected to a temperature in excess of a predetermined temperature. A coating is applied to the surface, wherein the coating will melt when the predetermined temperature has been reached. Centrifugal forces acting on the melted coating will cause it to be displaced such that the disturbed surface is visibly detectable upon inspection after solidifying. | 01-07-2016 |
| 20160025484 | OVERLAY MEASUREMENT DEVICE AND METHOD AND METHOD OF FORMING OVERLAY PATTERN - Example embodiments relate to an overlay measurement device and method of forming an overlay pattern. The overlay measurement device includes a tray part with a substrate having a first region and a second region, a measurement part which measures an overlay of a first or second element, and a processor part which receives data measured by the measurement part and corrects the position of the first or second element, wherein the substrate comprises a first layer comprising the first overlay marks, a second layer comprising the second overlay marks, which intersects the first direction, in the second region and not comprising overlay marks which are used to measure the overlay of the second element; and the photoresist pattern which is formed on the first and second layers and overlaps the first and second overlay marks. | 01-28-2016 |
| 20160025559 | Two-Dimensional and Three-Dimensional Position Sensing Systems and Sensors Therefor - Two and three dimensional position sensing systems and sensors for use in such systems are disclosed. The sensors incorporate linear array sensors and an aperture plate to block light or other radiation from reaching most elements of the sensors. A direction of a radiation source relative is determined based on illuminated sensor elements in each sensor. The sensors are combined in systems to allow the position of a radiation source to be estimated. | 01-28-2016 |
| 20160026185 | AUTONOMOUS MOBILE WORK SYSTEM COMPRISING A VARIABLE REFLECTIVITY BASE STATION - The disclosed technology relates to a method and system for localizing and confining an autonomous mobile work system or systems for performing work in a user defined space is disclosed. The system can include two or more variable reflective base stations at first and second locations that can modify their optical or electromagnetic reflectivity based upon either an external command via wired or wireless communications interface, or automatically on a regular or asynchronous time schedule under programmed or user settable control. The system also can include one or more autonomous mobile work systems capable of sensing the state of the variable reflectance base stations via sensors such as electromagnetic or optical sensors capable of measuring distance to the reflective base stations. | 01-28-2016 |
| 20160040979 | APPARATUS AND METHOD FOR MONITORING MOVING OBJECTS IN SENSING AREA - In a monitoring apparatus, an optical sensor senses objects present in a sensing area, and moving speeds and moving directions of the objects are calculated based on changes with time in positional information of the sensed objects. An object which meets a predetermined moving condition is determined as a moving object. Hence an entrance of the moving object into the sensing area can be monitored. In this apparatus, by a determining section, it is determined whether or not an object is sensed in an area (after-passage sensing area) which is set to include positions adjacent to positions through which the sensed moving object has passed. When the object has been sensed in the area, by the determining section, it is further determined whether or not the object has remained for a predetermined determination period of time or more. This determined result is outputted by an outputting section. | 02-11-2016 |
| 20160054445 | DISTANCE MEASUREMENT SYSTEM AND DISTANCE MEASUREMENT METHOD - A distance measuring system includes: a reference member configured to be provided on a surface of a first pipe made of metal, the reference member serving as a reference for distance measurement; an attachment member provided on a surface of a second pipe, made of metal, connected with the first pipe through a weld; a distance sensor configured to be attached to the attachment member, to measure a distance to the reference member; and a measuring unit configured to measure the distance based on an output from the distance sensor. | 02-25-2016 |
| 20160061588 | PROXIMITY SENSOR AND CONTROL METHOD THEREOF - The present disclosure provides a proximity sensor including a light-emitting part that is configured to emit first light of a specific wavelength band, a light-receiving part that is configured to receive the first light and second light, the second light belonging to a different wavelength band from the first light, and a controller that is configured to recognize a proximate object based on the first light reflected by the proximate object, wherein the controller changes a light-reception range of the light-receiving part based on the second light. | 03-03-2016 |
| 20160061590 | Method For Controlling A Distance Between Two Objects, Inspection Apparatus And Method - A broadband spectroscopic analysis is used for controlling a distance (d) between a miniature solid immersion lens (SIL, | 03-03-2016 |
| 20160069665 | LASER-BASED COORDINATE MEASURING DEVICE AND LASER-BASED METHOD FOR MEASURING COORDINATES - A method for measuring a distance includes modulating the light beam at a first frequency, receiving a second beam by the optical detector to produce a first electrical signal having the first frequency and a first phase; modulating the light beam at a second frequency different than the first frequency; receiving the second beam by the optical detector to produce a second electrical signal having the second frequency and a second. After these steps, the retroreflector is moved while modulating the light beam continuously at the second frequency; and a first distance to the retroreflector is determined based at least in part on a the first and second frequencies and phases. | 03-10-2016 |
| 20160069997 | Imaging, Fabrication and Measurement Systems and Methods - A measurement system and methods are disclosed. The system has intensity coding optics comprising a plurality of imaging channels with overlapping fields of view. The intensity coding optics are adapted to provide intensity coded information indicative of a position of one or more objects, wherein each of the imaging channels provides a difference in intensity verses an angular position of the one or more objects. The system also has an electromagnetic energy detector adapted to: (a) receive the intensity coded information, wherein the electromagnetic energy detector comprises a size larger than a spatial resolution of the intensity coding optics, and (b) output data from the electromagnetic energy detector; and a processing device adapted to receive the data and determine the position of the one or more objects. | 03-10-2016 |
| 20160076875 | SYSTEM AND METHOD FOR DETECTING OBJECT IN THREE-DIMENSIONAL SPACE USING INFRARED SENSORS - A system for detecting an object in three-dimensional space includes: four emitters defining a rectangular detection area, the emitters being disposed around the four vertices of the rectangular detection area respectively; two receivers being disposed at the midpoints of two edges of the rectangular detection area respectively; and an electronic controller being connected with the emitters and the receivers and configured to control the emitters to radiate light in predetermined wavelengths, to control the receivers to capture light in the predetermined wavelengths reflected by the object and thereby output a plurality of signals, and to convert the signals into coordinates of the object. | 03-17-2016 |
| 20160076916 | AUTOMATIC EXAMINATION DEVICE OF PARTS FOR VEHICLE AND METHOD - An automatic examination device of parts for a vehicle allows examination of smart cruise control (SCC) even though the SCC is mounted on different model vehicles. The automatic examination device includes: a base plate provided to be horizontally movable, a part examining plate automatically examining the part for the vehicle; and an elevating part provided on the base plate and vertically moving the part examining plate. It is possible to improve workability and examination reliability by allowing the parts to be automatically examined according to the position of the smart cruise control mounted in the vehicle by moving the position of the part examining plate according to the vehicle model for the different mounting positions of the smart cruise control for each vehicle model to thereby flexibly deal with several vehicle models. | 03-17-2016 |
| 20160084638 | PRESSURE APPLICATION APPARATUS AND PRESSURE APPLICATION METHOD - A pressure application technique is provided that enables two objects to be pressurized (e.g., objects to be bonded) to be positioned with greater accuracy before having pressure applied thereto. The objects to be pressurized are moved relative to each other in a Z direction such that the objects are brought into contact with each other (step S | 03-24-2016 |
| 20160109221 | ILLUMINATION APPARATUS, PATTERN IRRADIATION DEVICE, AND SYSTEM - An illumination apparatus includes: a light emitting unit that outputs light; a light condensing unit that condenses the light output from the light emitting unit; a diffusion unit that diffuses the light condensed by the light condensing unit; and a uniformizing optical system that receives the light diffused by the diffusion unit, uniformizes a brightness distribution thereof compared with that of the light being received, and outputs the resulting light. | 04-21-2016 |
| 20160109616 | Security System for Securing the Surroundings of an Object - A safety laser scanner for securing the surroundings of at least one object has a first safety laser scanner with which a first defined reference target is associated and a second safety laser scanner with which a second defined reference target is associated. Each safety laser scanner includes: a light transmitter; a light deflection unit for a periodic deflection of the light into a scanning plane; a receiver for providing received signals in dependence on light remitted at articles present in the field of vision of the scanner; and an evaluation unit for evaluating the received signals with respect to the angle and the distance of the article and for providing a safety signal. Furthermore, the scanning planes of both scanners are aligned in a coplanar manner and the first scanner forms the second reference target and the second scanner forms the first reference target. | 04-21-2016 |
| 20160116272 | POSITION DETECTION SYSTEM FOR DETECTING POSITION OF OBJECT - A position detection system includes: a contactor including a tracing unit that traces and fits with a recess or a protrusion of an object; a slide member; a sliding unit that causes the slide member to slide in two directions; a moving unit that causes the contactor to move in a direction perpendicular to a plane so as to cause the tracing unit of the contactor to trace and fit with the recess or the protrusion of the object; a contactor detecting unit that detects a position of the contactor in the plane; and an object position detecting unit that detects the position of the object based on movement amount of the contactor before and after the slide member slides on the sliding unit to slide, when the tracing unit traces the recess or the protrusion. | 04-28-2016 |
| 20160116633 | SYSTEM AND METHOD OF LOCATING UNDERGROUND UTILITY - A system for locating an underground utility having a conduit is disclosed. The system includes a fiber optic cable coupled to the conduit. The fiber optic cable includes at least one core and a plurality of strain sensors distributed along a length of the at least one core. A processing device is disposed in selective communication with the fiber optic cable. The processing device is configured to receive signals from the plurality of strain sensors. A service station is communicably coupled to the processing device. The service station is configured to determine a shape of the fiber optic cable. Further, the service station is configured to determine a position of the conduit relative to a predefined reference frame fixed with the service station based on the shape of the fiber optic cable. | 04-28-2016 |
| 20160123721 | DEVICE AND METHOD FOR DETECTING POSITION OF OBJECT - An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light. | 05-05-2016 |
| 20160131797 | DEVICE FOR DETECTING THE POSITION OF WATCH HANDS - Device for detecting the position of at least a first and a second hand of an electromechanical watch, said first and second hands moving above a dial, the detection device including a single light source emitting a light beam towards the first and second hands, and a first and a second light detection system, the light source and the first and second light detection systems being mounted on or underneath the dial, the light source and the first and second light detection systems being arranged so that, in a determined position of the first hand, the light beam emitted by the light source is reflected by the first hand towards the first detection system, and in a determined position of the second hand, the light beam emitted by the light source is reflected by the second hand towards the second detection system. | 05-12-2016 |
| 20160138904 | Methods and Apparatus for Imaging of Occluded Objects - An active imaging system, which includes a light source and light sensor, generates structured illumination. The light sensor captures transient light response data regarding reflections of light emitted by the light source. The transient light response data is wavelength-resolved. One or more processors process the transient light response data and data regarding the structured illumination to calculate a reflectance spectra map of an occluded surface. The processors also compute a 3D geometry of the occluded surface. | 05-19-2016 |
| 20160138906 | OPTICAL DISPLACEMENT SENSOR ELEMENT - The present invention relates to an optical displacement sensor comprising a first at least partially reflective surface and a second surface having a diffractive pattern, the surfaces being provided on elements having a variable distance between them, each surface pair defining a cavity between them. The sensor also comprising at least one light source transmitting light at least one a chosen wavelength range into said cavities and at least one light detector receiving light from the cavities, wherein said diffractive patterns are adapted to direct light toward at least one detector provided in a known position relative to said diffractive surfaces. | 05-19-2016 |
| 20160138907 | METHOD AND DEVICE FOR DETERMINING A REFERENCE POINT OF AN ORIENTATION MARKING ON A SUBSTRATE OF A PHOTOLITHOGRAPHIC MASK IN AN AUTOMATED MANNER - The invention relates to a method for automated determination of a reference point of an alignment mark on a substrate of a photolithographic mask, which method comprises the following steps: (a) performing a first line scan within a start region of the substrate in a first direction on a surface of the substrate, the alignment mark being arranged within the start region, for locating a first element of the alignment mark; (b) performing a second line scan within the start region in at least a second direction, which intersects the first direction, on the surface of the substrate for locating a second element of the alignment mark; (c) estimating the reference point of the alignment mark from the located first element and the located second element of the alignment mark; and (d) imaging a target region around the estimated reference point of the alignment mark in order to determine the reference point of the alignment mark, with the imaging being carried out at a higher resolution than the performance of the line scans in steps (a) and (b). | 05-19-2016 |
| 20160141195 | Multi-shaft Vacuum Manipulator Shafting Accuracy Testing Device - This invention provides a multi-shaft vacuum manipulator shafting testing device that is simple in structure, convenient for assembly and disassembly and strong in practicality. That device consists of test bed, manipulator direct drive unit, angle encoder installation support, angle encoder, connecting flange and laser displacement detecting device. The manipulator direct drive unit is mounted on the test bed through the flange. The angle encoder installation support is fixed through bolt on the test bed on one end, and the other end has the angle encoder installed on it through bolt. One end of the connecting flange connects with the shafting of the manipulator direct drive unit. The other end is connected by a flexible coupling with the angle encoder shaft. The flexible coupling compensates the axial movement error and the nonalignment error between the encoder and connecting flange to avoid too much force acting on the bearing of the angle encoder. The laser displacement detecting device consists of two laser displacement sensors and a two-dimensional mobile platform, which can adjust the range of measurement. This invention has such advantages as high measurement accuracy, convenient test operation and wide application scope and low test cost. | 05-19-2016 |
| 20160145049 | CALIBRATION TRUCK AND CALIBRATION METHOD THEREOF - A truck for examination of a vehicle body includes a moving module configured to move truck bases with a vehicle body fixed thereto, a sensor module configured to be moved by the moving module and to measure stop position distribution of the truck base that reaches a predetermined position, and a calibration module configured to adjust a position of the truck base based on the measured distribution. The examination truck may enhance reliability of measurement result of assembly precision in a system for measuring the assembly precision of the vehicle body in a vehicle body assembly line. | 05-26-2016 |
| 20160146592 | SPATIAL MOTION SENSING DEVICE AND SPATIAL MOTION SENSING METHOD - A spatial motion sensing device and a spatial motion sensing method are provided. The spatial motion sensing device includes an image sensing device, a lens, a diffuser, a reference light source, and an image processor. The diffuser is disposed between the image sensing device and the lens. The reference light source is configured for providing a reference light to the diffuser, and the diffuser guides the reference light to the image sensing device. The lens is configured for imaging scenery onto the diffuser to form an image. The image sensing device receives the optical information of the image and the reference light. The image processor is electrically connected to the image sensing device for analyzing the optical information. | 05-26-2016 |
| 20160153770 | OPTICAL TESTING DEVICE | 06-02-2016 |
| 20160166216 | DEVICE AND METHOD FOR ASSISTING THE ALIGNING OF A DOCKABLE PATIENT SUPPORT | 06-16-2016 |
| 20160169659 | LASER SCANNER | 06-16-2016 |
| 20160178354 | Method and device for superresolution optical measurement using singular optics | 06-23-2016 |
| 20160178735 | OPTICAL SENSOR AND ELECTRONIC DEVICE | 06-23-2016 |
| 20160202090 | METHOD AND APPARATUS FOR REMOTE SENSING USING OPTICAL ORBITAL ANGULAR MOMENTUM (OAM) -BASED SPECTROSCOPY FOR DETECTING LATERAL MOTION OF A REMOTE OBJECT | 07-14-2016 |
| 20160202356 | Active System for Sensing a Target Object | 07-14-2016 |
| 20160253812 | USING INTENSITY VARIATIONS IN A LIGHT PATTERN FOR DEPTH MAPPING OF OBJECTS IN A VOLUME | 09-01-2016 |
| 20160374263 | SEED SENSOR WITH LIGHTPIPE PHOTODETECT ASSEMBLY - In one example embodiment, a seed sensor is disclosed adapted to fit a conventional mounting location in existing seed tubes that provides improved performance by providing a wide light source (more LEDS), a wide photodetector and a current profiling scheme for the LEDs that provides more light at the opposite ends of the LED array. A result of such an arrangement is to improve seed resolution and to reduce seed spatial variability within the seed tube. | 12-29-2016 |
| 20180023946 | LASER GAUGE FOR ROBOTIC CALIBRATION AND MONITORING | 01-25-2018 |
| 20190145757 | MULTIPLE BEAM SCANNING SYSTEM FOR MEASURING MACHINE | 05-16-2019 |
| 20190146227 | OPTICAL BEAM SHAPING UNIT, DISTANCE MEASURING DEVICE AND LASER ILLUMINATOR | 05-16-2019 |
| 20220136819 | APPARATUS, METHOD FOR OPERATING AN APPARATUS HAVING A MOBILE PART MOVABLE ON A MOVEMENT PLANE, AND USE THEREOF - In an apparatus and method for operating an apparatus having a mobile part which is movable on a movement plane and has a measuring unit, and a measuring body which is set apart from the movement plane and from the plane parallel to the movement plane that includes the measuring unit, for example, and is situated as far as possible from the movement plane, the measuring unit is adapted to determine the distance between the measuring body and the measuring unit in a normal direction to the movement plane, and the measuring body is shaped such that in the projection of the measuring body perpendicular onto the plane, e.g., the projection surface, an individual distance value is bijectively allocated to the, or to the plurality of, partial surface regions of the projection surface, which particularly do not overlap one another. | 05-05-2022 |
| 20220137217 | METHOD FOR MEASURING A DISTANCE FROM A VEHICLE TO A PLATFORM - A method for measuring a given distance between a vehicle and an upper surface of a platform includes projecting two or more beams by a detection system mounted on the vehicle. The beams lie in a single plane of projection towards the platform. For each beam, a distance is measured between the detection system and the platform along a respective direction of the beam. The measured distances not corresponding to the upper surface are excluded. A vertical distance between a vehicle marker and the upper surface of the platform is calculated from the distances that are not excluded. | 05-05-2022 |
