Patent application number | Description | Published |
20090147319 | Laser Scanner - A laser scanner may include a measuring head structured to be rotatable around a first axis, a first rotary drive structured to rotate the measuring head, a rotary mirror rotatable around a second axis, a second rotary drive structured to rotate the rotary mirror, a transmitter structured to transmit a light beam, a receiver structured to receive a reflection of the light beam from an object located at a distance from the laser scanner, and a processor structured to process signals embedded within the reflection of the light beam. The measuring head may include a plurality of modules, and the first rotary drive, rotary mirror, second rotary drive, transmitter, and receiver may be provided on one of the plurality of modules. At least two of the plurality of modules may be releasably connected to each other. | 06-11-2009 |
20090273771 | METHOD AND AN APPARATUS FOR CAPTURING THREE-DIMENSIONAL DATA OF AN AREA OF SPACE - In a method for capturing three-dimensional data of an area of space, a plurality of measuring beams (Ls) are sent out to a plurality of measuring points. A detector ( | 11-05-2009 |
20100134596 | APPARATUS AND METHOD FOR CAPTURING AN AREA IN 3D - An apparatus for three-dimensional coverage of a spatial area has a rangefinder for finding the range to an object point in the spatial area, and has an image recording unit. The rangefinder contains a transmitter for transmission of a transmitted signal which is largely in the form of a beam to the object point, a receiver for receiving a reflected signal from the object point, and an evaluation and control unit which is designed to determine the range to the object point on the basis of the transmitted signal and the reflected signal. The apparatus furthermore contains a beam scanning unit which is designed to point the transmitted signal in different spatial directions. The image recording unit has a defined image recording area, and is coupled to the beam scanning unit in order to align the image recording area and the transmitted signal with the same object point. | 06-03-2010 |
20110113170 | INTERFACE - An interface, for communication between an internal device and an external device, includes two bus lines of a bus for bidirectional data transfer and at least a first control line, by means of which a control signal can be transferred from the external device to the internal device. | 05-12-2011 |
20120019806 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - A device for optically scanning and measuring an environment, which is designed as a laser scanner, with a light emitter, which emits an emission light beam, with a light receiver which receives a reception light beam which is reflected from an object (O) in the environment of the laser scanner or scattered otherwise, and with a control and evaluation unit which, for a multitude of measuring points (X), determines at least the distance to the object (O), the laser scanner has a swivel-axis module which, as a pre-assembled assembly, on the one hand is provided with a base resting in the stationary reference system of the laser scanner and, on the other hand, with parts which can be fixed to a carrying structure of the measuring head which is rotatable relative to the base. | 01-26-2012 |
20120033069 | SCANNER DISPLAY - Measuring a volume of space including providing a laser scanner having a transmitter, a receiver, a beam steering mechanism, and a display unit integral to the laser scanner. A plurality of distances to measuring points are determined based at least in part on propagation times of measuring beams sent from the beam steering mechanism and reflected beams. Gray-scale values representative of the measuring points are determined and assigned to elements of a measuring point array, and the measuring point array is transformed into a display point array that corresponds to a first number of display points. The measuring point array corresponds to a second number of measuring points greater than the first number. The transforming includes assigning display gray-scale values to elements of the display point array. For each display point, a pixel of the display unit is illuminated, with the level of illumination depending on the display gray-scale value. | 02-09-2012 |
20120069325 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - With a device for optically scanning and measuring an environment which is designed as a laser scanner, with a light emitter, which emits an emission light beam, with a light receiver which receives a reception light beam which is reflected by an object in the surroundings of the laser scanner or scattered otherwise, with a control and evaluation unit which determines the distance to the object for a multitude of measuring points, wherein the emission light beam is a superposition of three laser beams having different wave lengths, which define the three-dimensional color space. | 03-22-2012 |
20120069352 | METHOD FOR OPTICALLY SCANNING AND MEASURING A SCENE - A method for optically scanning and measuring a scene by means of a laser scanner which, for making a scan having a certain center, optically scans and measures its environment provided with targets, whereby two adjacent scans having different centers and scanning the same scene overlap within a range of measuring points so that some targets are scanned by any of the two scans, whereby, for registering the two adjacent scans, the targets are localized in the measuring points during a first step and, during a second step, candidates of correspondence among the localized targets of the two adjacent scans are looked for and, during a third step, a test registration of the two adjacent scans is made which, if there is a sufficient compliance of the measuring points within the overlapping range, is taken over for registration, thus identifying the targets. | 03-22-2012 |
20120140244 | METHOD FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - A method for optically scanning and measuring an environment of a laser scanner includes the steps of emitting an emission light beam by a light emitter, reflecting the emission light beam by a mirror into the environment, wherein several complete revolutions are made during rotation of the measuring head, receiving a reception light beam by a light receiver via the mirror, which reception light beam is reflected by an object in the environment of the laser scanner , and determining for a multitude of measuring points of the scan, at least the distance of the center to the object, wherein the measuring head makes more than half a revolution for the scan, and wherein at least some measuring points are doubly determined. | 06-07-2012 |
20120188559 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - In a laser scanner for optically scanning and measuring an environment, the scanner having a center which defines for a scan the stationary reference system of the scanner and the center of the scan, a light emitter which emits an emission light beam, a light receiver which receives a reception light beam reflected by an object in the environment of the scanner, a control and evaluation unit which determines, for a multitude of measuring points of the scan, at least the distance between the center of the scan and the object, the scanner, for registering a scene with several scans having different centers, being movable between the centers of the scans, and a scanner mouse for registering the path followed by the scanner between the different centers of the scans, the scanner mouse optically registering the movement of the laser scanner relative to a reference surface. | 07-26-2012 |
20120287265 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - In a device for optically scanning and measuring an environment, where the device is a laser scanner having a light emitter which, by a rotary mirror, emits an emission light beam, with a light receiver which receives a reception light beam, which, after passing the rotary mirror and a receiver lens which has an optical axis, is reflected from an object in the environment of the laser scanner. The laser scanner also includes a color camera which takes colored pictures of the environment of the laser scanner, and a control and evaluation unit which, for a multitude of measuring points, determines the distance to the object and links it with the colored pictures, the color camera being arranged on the optical axis of the receiver lens. | 11-15-2012 |
20130094024 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - With a device for optically scanning and measuring an environment, which is designed as a laser scanner, with a light emitter, which emits an emission light beam, with a light receiver which receives a reception light beam which is reflected from an object in the environment of the laser scanner or scattered otherwise, and with a control and evaluation unit which, for a multitude of measuring points, determines at least the distance to the object, at least one shell is provided as part of the housing of the laser scanner, said shell being partially covered on its outer side by at least one yoke which serves as protection. | 04-18-2013 |
20140063489 | Laser Scanner - A laser scanner for optically scanning and measuring an environment is provided. The laser scanner includes a light transmitter for emitting a light beam to measure a plurality of points in the environment, the light transmitter coupled to the rotating unit. A receiver is provided for receiving a reflected light beam reflected from the plurality of measurement points, the receiver being coupled to the rotating unit. A first image acquisition unit is configured to record a visible image of an area of the environment that includes the plurality of points. A sensing device is configured to record data of the area. A processor is operably coupled to the receiver, the first image acquisition unit and the sensing device, the processor is configured to associate a color value from the visible image and a recorded data value from the sensing device with each of the plurality of points. | 03-06-2014 |
20140078519 | Laser Scanner - A method of dynamically adjusting an angular speed of a light beam emitted by a scanner in measuring three-dimensional (3D) coordinates of a surface or of dynamically adjusting an acquisition rate of 3D coordinates of a surface. | 03-20-2014 |
20140168379 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - A device for optically scanning and measuring an environment is provided. The device includes at least one projector for producing at least one uncoded pattern on an object in the environment. A first camera is provided for recording at least one first image of the object provided with the pattern, the first camera having a first image plane. A second camera is provided for recording at least one second image of the object provided with the uncoded pattern, the second camera being spaced apart from the first camera in order to acquire the uncoded pattern on a second image plane. A controller is provided having a processor configured to determine the three-dimensional coordinates of points on the surface of the object based at least in part on the uncoded pattern, the at least one first image and the at least one second image. | 06-19-2014 |
20140168380 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - A device for optically scanning and measuring an environment is provided. The device includes a movable scanner having at least one first projector for producing at least one uncoded first pattern on an object in the environment. The scanner includes at least one camera for recording images of the object provided with the pattern and a controller coupled to the first projector and the camera. The device further includes at least one second projector which projects a stationary uncoded second pattern on the object while the scanner is moved. Wherein the controller has a processor configured to determine a set of three-dimensional coordinates of points on a surface of the object from a set of images acquired by the camera based at least in part on the first pattern. The controller is further configured to register the set of images relative based in part on the stationary second pattern. | 06-19-2014 |
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 |
20140362424 | THREE-DIMENSIONAL SCANNER WITH DICHROIC BEAM SPLITTERS TO CAPTURE A VARIETY OF SIGNALS - In a device for optically scanning and measuring an environment, where the device is a laser scanner having a light emitter which, by a rotary mirror, emits an emission light beam, with a light receiver which receives a reception light beam, which, after passing the rotary mirror and a receiver lens which has an optical axis, is reflected from an object in the environment of the laser scanner. The laser scanner also includes a color camera which takes colored pictures of the environment of the laser scanner, and a control and evaluation unit which, for a multitude of measuring points, determines the distance to the object and links it with the colored pictures, the color camera being arranged on the optical axis of the receiver lens. | 12-11-2014 |
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 |
20150042759 | DEVICE FOR OPTICALLY SCANNING AND MEASURING AN ENVIRONMENT - A device for optically scanning and measuring an environment is provided. The device includes a movable scanner having at least one first projector for producing at least one uncoded first pattern on an object in the environment. The scanner includes at least one camera for recording images of the object provided with the pattern and a controller coupled to the first projector and the camera. The device further includes at least one second projector which projects a stationary uncoded second pattern on the object while the scanner is moved. Wherein the controller has a processor configured to determine a set of three-dimensional coordinates of points on a surface of the object from a set of images acquired by the camera based at least in part on the first pattern. The controller is further configured to register the set of images relative based in part on the stationary second pattern. | 02-12-2015 |
20150043009 | LASER SCANNER HAVING A MULTI-COLOR LIGHT SOURCE AND REAL-TIME COLOR RECEIVER - A laser scanner includes a light emitter that generates a modulated light beam for measuring distance and red, blue, and green lights for capturing colors. The beam is collimated and directed to an object point with a steering mirror. Reflected light from the object point is directed by the steering mirror onto scanner optics. The reflected light is directed to an optical receiver that sends the first light in a first path and the second, third and fourth lights in a second path to a color receiver. The first light is demodulated to determine distance to the target. The second, third, and fourth lights are separated and measured to determine three color values. The color values are combined with the measured distance value to determine a color 3D coordinate for the object point. | 02-12-2015 |
20150085068 | COLLECTING AND VIEWING THREE-DIMENSIONAL SCANNER DATA IN A FLEXIBLE VIDEO FORMAT - A method interactively displays panoramic images of a scene. The method includes measuring 3D coordinates of the scene with a 3D measuring instrument at a first position and a second position. The 3D coordinates are registering into a common frame of reference. Within the scene, a trajectory includes a plurality of trajectory points. Along the trajectory, 2D images are generated from the commonly registered 3D coordinates. A user interface provides a trajectory display mode that sequentially displays a collection of 2D images at the trajectory points. The user interface also provides a rotational display mode that allows a user to select a desired view direction at a given trajectory point. The user selects the trajectory display mode or the rotational display mode and sees the result shown on the display device. | 03-26-2015 |
20150085301 | DIRECTED REGISTRATION OF THREE-DIMENSIONAL SCAN MEASUREMENTS USING A SENSOR UNIT - A laser scanner measures | 03-26-2015 |