Class / Patent application number | Description | Number of patent applications / Date published |
348137000 | Scale on camera target | 19 |
20100277582 | OPTICAL PROBE - An optical probe having a hand held device with markers, a digital camera for digitally imaging the handheld device with markers, and a computer for calculating the position of the hand held device from the position of the markers in the digital image. This allows the hand held device to be used to take measurements, wherein the digital camera is a high resolution visible light digital camera and the markers are visible light markers. | 11-04-2010 |
20110050893 | APPARATUS AND METHOD FOR MEASURING A THREE-DIMENSIONAL SHAPE - Provided are an apparatus and a method for measuring a three dimensional shape with improved accuracy. The apparatus includes a stage, at least one lighting unit, a plurality of image pickup units and a control unit. The stage supports an object to be measured. The lighting unit includes a light source and a grid, and radiates grid-patterned light to the object to be measured. The image pickup units capture, in different directions, grid images reflected from the object to be measured. The control unit calculates a three dimensional shape of the object from the grid images captured by the image pickup units. The present invention has advantages in capturing grid images through a main image pickup portion and sub-image pickup portions, enabling the measurement of the three dimensional shape of the object in a rapid and accurate manner. | 03-03-2011 |
20110074950 | IMAGE CAPTURING APPARATUS, IMAGE DISPLAYING METHOD AND RECORDING MEDIUM, IMAGE DISPLAYING PROGRAM BEING RECORDED THEREON - An image capturing apparatus for capturing the image of the physical object and displaying the captured image is provided for combining and displaying in real time the shape-distorted graded scale with the captured image, the apparatus comprising a graded scale generating part for generating the graded scale to be used for indicating the dimension of the physical object in the captured image; a data storing part for storing the data for correction to be used in order to correct the graded scale shape by adding the distortion to the generated graded scale in the similar degree to the distortion caused by the distortion aberration; a graded scale shape correcting part for generating the shape-distorted graded scale by correcting the graded scale shape according to the data for correction; and an image combining part for combining the generated shape-distorted graded scale with the captured image, and displays the captured image combined with the shape-distorted graded scale. | 03-31-2011 |
20110102583 | REAR VIEW CAMERA SYSTEM AND CALIBRATION METHOD - A method for calibrating a rear view camera system provides a driver with an accurate and effective aid for backing a vehicle. The rear view camera system includes a closed circuit video camera connected to a video monitor mounted in the driver's area. A marker is placed a known distance from the rear of the vehicle. The system is calibrated by adjusting a horizontal rear scale line up and down on the monitor so that it coincides with the edge of the marker. Once the system is calibrated, as the vehicle is backed and the rear scale line contacts an object on the monitor, the driver knows that the vehicle is the known distance from the rear bumper of the vehicle. | 05-05-2011 |
20110169949 | System and Method for Orienting an Implement on a Vehicle - A system for determining an orientation of an implement on a vehicle is provided. The system includes a camera mounted to the vehicle, and a target object within a field of vision of the camera and mounted to the implement. The target object includes markings to enable a determination of the orientation of the implement with respect to the camera. A method of determining an orientation of an implement on a vehicle is provided. A system of orienting an implement is provided. A method of installing an implement orientation system is provided. A computer-readable medium having stored thereon computer-executable instructions is provided. The computer-executable instructions cause a processor to perform a method of determining an orientation of an implement when executed. | 07-14-2011 |
20120182418 | ELECTRONIC LEVEL DEVICE AND LEVEL STAFF USED FOR ELECTRONIC LEVEL DEVICE - An electronic level includes a wide-angle lens system having a two-dimensional imaging element configured to form thereon a picture image including an image of a level staff assigned with a code pattern, an extraction part configured to extract the image of the level staff from the picture image, a height-level measurement value calculation part configured to obtain a height-level measurement value indicated by a portion of the code pattern in the image of the level staff extracted by the extraction part, the portion of the code pattern located at a collimation optical axis of the wide-angle lens system, and a calculation part configured to calculate a collimation height from the height-level measurement value. | 07-19-2012 |
20120182419 | METHOD AND DEVICE FOR MONITORING A SPATIAL REGION - A first and a second image recording unit, which are arranged at a defined distance from one another, are provided for monitoring a spatial region. The spatial region has at least one structure having a plurality of substantially parallel edges. A number of reference marks are arranged at the structure. A first image of the spatial region is recorded by means of the first image recording unit. A second image is recorded by means of the second image recording unit A number of reference distances between the image recording units and the reference marks are determined. A structure position of the structure is determined on the basis of the reference distances. Moreover, a number of object positions are determined on the basis of the first and second images, wherein each object position represents the spatial distance of an object relative to the image recording units. Depending on the object positions, a switching signal is generated. | 07-19-2012 |
20120194671 | Image And Part Recognition Technology - A system and method for recognition of images may include the use of alignment markers. The image recognized may be a pattern from an array, a character, a number, a shape, and/or irregular shapes. The pattern may be formed by elements in an array such as an identification marking and/or a sensor array. More particularly, the system and method relate to discriminating between images by accounting for the orientation of the image. The size and/or location of alignment markers may provide information about the orientation of an image. Information about the orientation of an image may reduce false recognitions. The system and method of image recognition may be used with identification markings, biosensors, micro-fluidic arrays, and/or optical character recognition systems. | 08-02-2012 |
20120200697 | Dry Agricultural Materials Management - Systems and methods that improve farmers' ability to measure quantities of dry agricultural materials and rates of change of those quantities are disclosed. Also disclosed are systems and methods to rapidly and effectively communicate materials quantities and rates between farm equipment operators. | 08-09-2012 |
20130155225 | Surveying Apparatus - A surveying apparatus comprises an observation optical system having an image sensor for outputting a digital image signal and a zoom optical system, a reference-pattern projection optical system for making a reference pattern enter the observation optical system in an infinity state and for forming an image on the image sensor, a rotation mechanism capable of rotating in two directions, a horizontal angle detector and a vertical angle detector for detecting a horizontal angle and a vertical angle of rotation in the two directions of the rotation mechanism, and an arithmetic control unit. The arithmetic control unit measures the horizontal angle and the vertical angle of a sighting point based on detection results of the horizontal angle detector and the vertical angle detector and based on a difference between the reference pattern on the image sensor and the sighting point of the observation optical system. | 06-20-2013 |
20130162816 | DEVICE FOR MEASURING THE SHAPE OF A MIRROR OR OF A SPECULAR SURFACE - A device for measuring a shape of a surface. The device includes a first monodirectional-pattern gauge illuminated by first lighting mechanism, thereby making it possible to measure the shape in relation to a first direction, and a second gauge with monodirectional pattern perpendicular to the pattern of the first gauge making it possible to measure the shape in relation to a second direction perpendicular to the first direction. The second gauge is produced in the same plane as the first gauge by an additional lighting mechanism that is only turned on when the first lighting mechanism is turned off. | 06-27-2013 |
20130265417 | CENTRIFUGE - A centrifuge is provided. The centrifuge includes a power source, the power source configured to generate electrical power from a renewable power source. At least one battery electrically coupled to the power source. A motor is electrically coupled to the at least one battery. A rotor is coupled to the motor. The rotor has a generally cylindrical body and a pair of opposing openings opposite the motor, and a pair of holders each disposed in one of the pair of opposing openings, each of the holders having an opening on one end sized to receive a capillary tube. | 10-10-2013 |
20140002642 | ABSOLUTE POSITION DETECTION | 01-02-2014 |
20140078299 | HARDNESS TESTER AND METHOD FOR HARDNESS TEST - Provided is a hardness tester and method including an indentation former creating an indentation in a sample surface with an indenter; a first area calculator calculating an area of the indentation during application of pressure, the indentation being formed in the sample surface while the indenter is pressed against the sample; an image capture controller controlling a CCD camera to obtain image data of the sample surface; a second area calculator calculating the area of the indentation remaining in the sample surface based on the obtained image data; an elasticity index calculator calculating an elasticity index of the sample based on the area of the indentation during application of pressure and the area of the indentation calculated by the second area calculator; and a hardness value calculator calculating a hardness value of the sample based on the indentation remaining in the sample surface. | 03-20-2014 |
20140160279 | Multiple-Scale Digital Image Correlation Pattern and Measurement - A method and apparatus for digital image correlation. A camera system is used to obtain larger scale images of a larger scale dot pattern on a surface of a workpiece and smaller scale images of a smaller scale dot pattern on the surface of the same workpiece. The smaller scale dot pattern forms a larger dot in the larger scale dot pattern in the larger scale images. The larger scale images and the smaller scale images may be used to determine a measurement of the workpiece. | 06-12-2014 |
20140307086 | METHOD FOR DETERMINING DIMENSION OF SUBJECT BY USING CAMERA-EQUIPPED ELECTRONIC APPARATUS - A camera-equipped electronic apparatus by which an actual dimension of a subject can be easily known immediately at the time of capturing an image of the subject is provided. The camera-equipped electronic apparatus detects a size of an image of a marker and a size of the image of the subject in the captured image displayed on a display. Based on an actual dimension of the marker, the detected size of the image of the marker, and the detected size of the image of the subject, the actual dimension of the subject is computed, and the computed actual dimension is displayed on the display. | 10-16-2014 |
20150097948 | METHOD FOR CALIBRATION OF A ROAD SURVEILLANCE SYSTEM - A road calibration system and a method for calibration of a road surveillance system are disclosed. Said road surveillance system is adapted to monitor a surveillance area of a road and comprises a plurality of vehicle surveillance means. Said plurality of vehicle surveillance means are adapted to measure a position of a vehicle passing said surveillance area and are synchronized with a global timing signal. The method comprises, in order to calibrate said plurality of vehicle surveillance means such that a position determination of said plurality of vehicle surveillance means is equal, passing a calibration vehicle with a plurality of predefined calibration markers through said surveillance area. During the passage each measurement means measures a position of an assigned calibration marker at a predetermined time and compares a measured distance between the positions of said calibration markers with a reference distance between the positions of said calibration markers. | 04-09-2015 |
20160061582 | SCALE ESTIMATING METHOD USING SMART DEVICE AND GRAVITY DATA - A scale estimating method through metric reconstruction of objects using a smart device is disclosed, in which the smart device is equipped with a camera for image capture and an inertial measurement unit (IMU). The scale estimating method is adapting a batch, vision-centric approach only using IMU to estimate the metric scale of a scene reconstructed by algorithm with Structure from Motion like (SfM) output. Monocular vision and noisy IMU can be integrated with the disclosed scale estimating method, in which a 3D structure of an object of interest up to an ambiguity in scale and reference frame can be resolved. Gravity data and a real-time heuristic algorithm for determining sufficiency of video data collection are utilized for improving upon scale estimation accuracy so as to be independent of device and operating system. Application of the scale estimation includes determining pupil distance and 3D reconstruction using video images. | 03-03-2016 |
20160253796 | Multiple-Scale Digital Image Correlation Pattern and Measurement | 09-01-2016 |