Class / Patent application number | Description | Number of patent applications / Date published |
348136000 | Projected scale on object | 87 |
20090002488 | Automatic alignment of a contrast enhancement system - An apparatus and method for insuring the proper alignment of a detected vein pattern and a projected vein pattern are disclosed. The apparatus enhances the visual appearance of veins so that an error that can lead to improper patient care or injury can be avoided. | 01-01-2009 |
20100053323 | PHOTOGRAPHING APPARATUS AND METHOD - A photographing apparatus includes a photographing lens; an image acquisition device for acquiring an image of a subject; a recording device for recording the image acquired in accordance with an instruction of actual photographing in a recording medium; a visual line guiding device for guiding a visual line of the subject to the photographing lens; and an activation control device for activating the visual line guiding device according to a photographing situation which is determined based on the image acquired by the image acquisition device. | 03-04-2010 |
20100073476 | SYSTEMS AND METHODS FOR MEASURING THREE-DIMENSIONAL PROFILE - A method for detecting at least one object within a storage space. The method includes identifying at least one surface among surfaces confining the storage space, and dividing each of the at least one surface into a plurality of sub-areas. The method further includes detecting an occupancy status of each sub-area, wherein the occupancy status is indicative of the presence of the at least one object over each of the at least one surface, and deriving at least one of volume, location, and shape information of the at least one object, based on the occupancy statuses of the sub-areas. | 03-25-2010 |
20100091104 | SYSTEMS AND METHODS FOR THE MEASUREMENT OF SURFACES - The present invention discloses systems and methods for the measurement of surfaces. More particularly, the present invention discloses a portable, hand-held, non-contact surface measuring system comprising an image capturing element, at least four projectable reference elements positioned parallel to one another at known locations around the image capturing element, a processing unit, and a user interface. The present invention further discloses a method for the non-contact surface measurement comprising projecting at least four references onto a target surface, capturing an image of the targeted surface and the projected references with the image transferring device, transferring the image to a processing unit, processing the image using triangulation-based computer vision techniques to correct for skew and to obtain surface measurement data, transferring the data to the user interface, modifying the data with the user interface. The systems and methods for the measurement of surfaces can be applied to the measurement of biological surfaces, such as skin, wounds, lesions, and ulcers. | 04-15-2010 |
20100110180 | IMAGE PROCESSING DEVICE - This invention provides an image processing device capable of appropriately generating a synthetic image with an enlarged dynamic range even when a measuring article is moving. A work to be a reference (reference work) is imaged a plurality of times under an exposure condition same as that for generating a synthesized image, and specified regions are registered as reference images from a plurality of input images acquired in the respective imaging processes. In an operation mode, a plurality of input images is acquired by imaging a work a plurality of times under a plurality of exposure conditions, and search processes based on the reference images are executed on the respective input images. A partial image having a predetermined size is extracted from each of the plurality of input images based on each specified position, and an image synthesizing process is executed on the plurality of extracted partial images to generate a synthesized image. | 05-06-2010 |
20100201811 | DEPTH RANGING WITH MOIRE PATTERNS - A method for three-dimensional mapping of an object, including projecting with a projector a set of fringes on the object and capturing an image of the object in a camera. The method further includes processing the captured image so as to detect a Moiré pattern associated with the object and so as to extract depth information from the Moiré pattern, and configuring the projector and the camera so that a locally unambiguous characteristic of the Moiré pattern is related to a depth of the object. | 08-12-2010 |
20100302364 | THREE DIMENSIONAL SHAPE MEASUREMENT APPARATUS AND METHOD - A three dimensional shape measurement apparatus includes m projecting sections, each of which includes a light source and a grating element, and, while moving the grating element by n times, projects a grating pattern light onto a measurement target for each movement, wherein the ‘n’ and the ‘m’ are natural numbers greater than or equal to 2, an imaging section photographing a grating pattern image reflected by the measurement target, and a control section controlling that, while photographing the grating pattern image by using one of the m projecting sections, a grating element of at least another projecting section is moved. Thus, measurement time may be reduced. | 12-02-2010 |
20110090333 | HIGH SPEED OPTICAL INSPECTION SYSTEM WITH ADAPTIVE FOCUSING - An optical inspection system for inspecting a substrate is provided. The system includes an array of cameras configured to acquire a plurality of sets of images as the substrate and the array undergo relative motion with respect to each other. At least one focus actuator is operably coupled to each camera of the array of cameras to cause displacement of at least a portion of each camera that affects focus. A substrate range calculator is configured to receive at least portions of images from the array and to calculate range between the array of cameras and the substrate. A controller is coupled to the array of cameras and to the range calculator. The controller is configured to provide a control signal to each of the at least one focus actuator to adaptively focus each camera of the array during the relative motion. | 04-21-2011 |
20110187855 | DEVICE FOR ANALYSING THE SURFACE OF A SUBSTRATE - An analysis device for analysing a transparent or specular surface of a substrate, the device including a raster located opposite the surface of the substrate to be measured, a video camera for capturing at least one image of the raster deformed by the measured substrate, a raster lighting system, and an image-processing and digital analysis mechanism connected to the video camera. The video camera is a matrix array camera, the raster is provided on a substrate having an oblong shape and is bidirectional including a first pattern extending along a first direction and along a smallest extension of the substrate, the first pattern being transversely periodical to the smallest extension, and a second pattern extending in a second direction perpendicular to the first pattern and along a largest extension of the substrate. | 08-04-2011 |
20110221893 | Information Processing Apparatus, Information Processing Method, and Program - There is provided an information processing apparatus including an image obtaining unit for obtaining a captured image onto which an emission graphic image including a marker serving as a reference is emitted and a correction information generation unit for generating correction information, for making an emission range and an image capturing range be the same, from a difference between the emission range onto which the emission graphic image is emitted and the image capturing range of the captured image, based on the marker in the captured image and the marker in the emission graphic image. | 09-15-2011 |
20110279670 | Apparatus for Measuring Three-Dimensional Profile Using LCD - Provided is an apparatus for measuring a three-dimensional profile using a LCD in which a sine wave pattern is formed on a measurement object, whereby image information of the measurement object is obtained using the sine wave pattern and a camera, and the image information is analyzed to measure a profile of the measurement object, the apparatus including a LCD projector including: a light source irradiating light forward; a LCD panel disposed at a front side of the light source, generating a sine wave pattern having a plurality of phases and a plurality of periods; polarization plates respectively disposed on front and rear sides of the LCD panel; a first focusing lens disposed apart from a front side of the LCD panel, focusing the sine wave pattern generated by the LCD panel on the measurement object; and a housing supporting the light source, the LCD panel, the polarization plates and the first focusing lens. | 11-17-2011 |
20110298918 | DEPTH ILLUMINATION AND DETECTION OPTICS - A depth image capture device uses a circular polarization structure positioned at the output of an illumination radiation source, such as a diode laser. A linear polarization element receives the collimated illumination radiation and provides polarized radiation to a quarter wave plate. Radiation exits the quarter wave plate as circularly polarized radiation and is provided to a diffractive optical element outputting a pattern to illuminate a target. A detector receives a reflection of the output pattern from the target. | 12-08-2011 |
20120019653 | INSPECTION APPARATUS AND MEASUREMENT METHOD - An inspection apparatus including: an insertion portion which is inserted into a device under inspection; a projection unit which projects light which forms a striped pattern onto an object inside the device, the striped pattern includes a plurality of linear patterns used to measures the object by a phase shift method; an imaging unit which is provided in the insertion portion and images the object onto which the striped pattern is projected and generates image data; a generation unit which generates first image data forming a first image not including the striped pattern and second image data forming a second image including the striped pattern from the image data generated by the imaging unit; a designation unit which designates a position in the first image based on an instruction input through an input device; a display unit which displays the first image and the second image and displays a mark at the position in the first image designated by the designation unit; and a measurement unit which measures the object using the second image data with the phase shift method based on the position indicated by the mark. | 01-26-2012 |
20120044349 | INSPECTION APPARATUS AND MEASURING METHOD - An inspection apparatus includes: an insertion portion which is inserted into a device under inspection; a projection unit which projects a striped pattern including a plurality of linear patterns onto an object; an imaging unit which is provided in the insertion portion and images the object onto which the striped pattern is projected and generates image data; a specification unit which specifies an area of interest of the object in an image based on a position of the striped pattern in the image based on the image data; and a measurement unit which measures the area of the object using the image data. | 02-23-2012 |
20120127305 | METHOD AND APPARATUS OF PROFILING A SURFACE - A method and an apparatus of profiling a surface are disclosed. The method comprises projecting slit pattern light toward a target object in at least two directions in sequence to obtain pattern images reflected on the target object, obtaining heights by using the pattern images according to the directions, obtaining vector fields showing a direction of maximum variation of height, obtaining confidence indexes of the heights corresponding to the at least two directions, obtaining integrated vector fields by using the confidence indexes and the vector fields, and calculating height of each position of the target object by using the integrated vector fields. Therefore, accuracy is enhanced. | 05-24-2012 |
20120140065 | APPARATUS FOR DETERMINING THE DIMENSIONS OF A PARCEL - A method of determining the dimensions of a parcel, in which method the parcel to be measured is placed against an orthogonal reference support made up of at least two perpendicular vertical side panels, each of which is provided with a grid, and an image of the support and of the parcel together is acquired so as to determine at least three perpendicular edges of the parcel, and then the number of intervals of the grid that form each of the edges is counted so as to obtain the dimensions in mm of the parcel. | 06-07-2012 |
20120154576 | NON-CONTACT OBJECT INSPECTION - A non-contact method of inspecting the topography of an area of an object via analysis of the phase of a pattern projected on the object. The method includes taking a first image of the object, obtained from a first perspective, on which an optical pattern is projected, and taking a second image of the object, obtained from a second perspective, on which an optical pattern is projected but in which the optical pattern, as it falls on the object, in the second image differs to that in the first image. The method further includes determining data describing the topography of at least a region of the object based on phase data relating to the phase of at least a region of the optical pattern as imaged in the first image. Phase data obtained from a corresponding region of the object as imaged in the second image is used to resolve any ambiguity in the phase or topography data obtained from the first image. | 06-21-2012 |
20120281087 | THREE-DIMENSIONAL SCANNER FOR HAND-HELD PHONES - A method for scanning an object in three dimensions that includes providing a handheld device and a first lens assembly, the first lens assembly removably attached to the body, the first lens assembly including a first lens and a support, the support configured to provide a fixed position for the first lens relative to the display; projecting a pattern of structured light onto the object from a display screen of the handheld device; acquiring at least one image of the structured light pattern projected onto the object using a camera integrated into the handheld device; converting each of the at least one image into digital values; and determining three-dimensional coordinates of the object based a triangulation calculation, the triangulation calculation based at least in part on the digital values and the projected pattern of the structured light. | 11-08-2012 |
20120300065 | OPTICAL DEVICE FOR MEASURING AND IDENTIFYING CYLINDRICAL SURFACES BY DEFLECTOMETRY APPLIED TO BALLISTIC IDENTIFICATION - Optical Device for Measuring and Identifying Cylindrical Surfaces by Means of Deflectometry, Applied for Ballistic Identification” describes an optical device that uses a configuration of the technique known as “deflectometry”, said device is built with a conical mirror for identifying and measuring fully or partly reflective cylindrical surfaces, and its configuration is particularly applied to ballistic identification. | 11-29-2012 |
20130010107 | METHOD FOR MEASURING HEIGHT, NON-TRANSITORY COMPUTER READABLE MEDIUM STORING A PROGRAM FOR MEASURING HEIGHT, AND HEIGHT MEASURING APPARATUS - There are provided a method for measuring a height by a height measuring apparatus including: obtaining, in advance, a height correction value depending on an inclination angle of a surface of the object as an angle correction data; obtaining, from the height value of each pixel of the imaging device, the inclination angle of the surface of the object which corresponds to each pixel position of the imaging device; obtaining the height correction value, which corresponds to the inclination angle obtained, from the angle correction data; and correcting the height value of the surface of the object, which corresponds to each pixel of the imaging device, by using the height correction value obtained. | 01-10-2013 |
20130076895 | FORM MEASURING APPARATUS AND FORM MEASURING METHOD - There is provided a form measuring apparatus including: a projection section configured to project a plurality kinds of patterns onto a measuring object in sequence, the plurality kinds of patterns having a common repetitive structure and differing in phase; an imaging section configured to acquire an image data set by taking an image of the measuring object every time each of the plurality kinds of patterns is projected onto the measuring object; a selecting section configured to select a data set as an adequate data set from the acquired image data set, the data set concerning an identical area on the measuring object, and all data in the set falling within an effective brightness range; and a form calculating section configured to find a form of the area as a basis of acquiring the adequate data on the measuring object, based on the selected adequate data set. | 03-28-2013 |
20130076896 | THREE-DIMENSIONAL MEASUREMENT APPARATUS, THREE-DIMENSIONAL MEASUREMENT METHOD, AND STORAGE MEDIUM - A three-dimensional measurement apparatus for calculating three-dimensional shape information of a target object, comprising: capturing means for capturing reflected pattern light of stripe pattern light formed by alternately arranging a bright portion and a dark portion as first image data, and capturing reflected pattern light of reversed stripe pattern light formed by reversing the bright portion and the dark portion of the stripe pattern light as second image data; determination means for determining a boundary position between the bright portion and the dark portion based on the first image data and the second image data; and reliability calculation means for calculating a reliability indicating accuracy of the boundary position from a correlation between a first luminance gradient of the first image data and a second luminance gradient of the second image data. | 03-28-2013 |
20130113927 | LIGHT PROJECTOR AND VISION SYSTEM FOR DISTANCE DETERMINATION - A light projector comprises a stack of layered planar optical elements where the stack comprises a group ( | 05-09-2013 |
20130155224 | Rotation Angle Detecting Apparatus And Surveying Instrument - A rotation angle detecting apparatus comprises a bearing holder, a rotation shaft rotatably supported by the bearing holder, a shaft portion space formed in the rotation shaft, a bearing holder space formed in the bearing holder, an angle detection pattern in the shaft portion space, a reference pattern and an image sensor in the bearing holder space, an optical system which exists across the shaft portion space and the bearing holder space and forms a projection image of the angle detection pattern and a projection image of the reference pattern on the image sensor, a photodetection switching means for selectively projecting the projection images of the angle detection pattern and the reference pattern onto the image sensor, and an arithmetic device for calculating a rotation angle of the rotation shaft based on a deviation between the reference pattern and the angle detection pattern received by the image sensor. | 06-20-2013 |
20130242090 | DISTANCE MEASUREMENT APPARATUS, DISTANCE MEASUREMENT METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - A distance measurement apparatus comprising: modulation means for modulating a luminance value of measurement pattern light to be projected on a measurement object for each two-dimensional position of the pattern light within a predetermined luminance value range; projection means for projecting, on the measurement object, the pattern light modulated by the modulation means; image capturing means for capturing the measurement object on which the pattern light has been projected by the projection means; and distance calculation means for calculating a distance to the measurement object based on the captured image captured by the image capturing means. | 09-19-2013 |
20130286196 | LASER LINE PROBE THAT PRODUCES A LINE OF LIGHT HAVING A SUBSTANTIALLY EVEN INTENSITY DISTRIBUTION - A laser line probe (LLP) configured to measure an object is provided. The LLP includes a projector, a camera, a bracket, and an electronic circuit. The projector includes a light source, a first lens system and a continuously varying neutral density filter. The projector is configured for generating a line of light having a substantially even intensity distribution and for projecting the line of light onto the object. The camera includes a second lens system and a photosensitive array. The second lens system is configured to collect the light reflected by or scattered off the object as a first collected light and to image the first collected light onto the photosensitive array. The electronic circuit includes a processor and is configured to determine three-dimensional coordinates of a plurality of points of light projected on the object by the projector. | 10-31-2013 |
20130329041 | DEVICE, SYSTEM AND METHOD OF ORIENTATION ESTIMATION OF A MOBILE DEVICE - Some demonstrative embodiments include devices, systems and/or methods of orientation estimation of a mobile device. For example, a mobile device may include an orientation estimator to detect a pattern in at least one image captured by the mobile device, and based on one or more geometric elements of the detected pattern, to determine one or more orientation parameters related to an orientation of the mobile device. | 12-12-2013 |
20140015963 | Portable three-dimensional metrology with data displayed on the measured surface - A portable instrument for 3D surface metrology projects augmented-reality feedback directly on the measured target surface. The instrument generates structured-light measuring-patterns and projects them successively on a target surface. Features, contours, and textures of the target surface distort each projected measuring-pattern image (MPI) from the original measuring-pattern. The instrument photographs each MPI, extracts measurement data from the detected distortions, and derives a result-image from selected aspects of the measurement data. The instrument warps the result-image to compensate for distortions from the projector or surface and projects the result-image on the measured surface, optionally with other information such as summaries, instrument status, menus, and instructions. The instrument is lightweight and rugged. Accurate measurements with hand-held embodiments are made possible by high measurement speed and an optional built-in inertial measurement unit to correct for pose and motion effects. | 01-16-2014 |
20140028837 | SYSTEMS AND METHODS OF OBJECT MEASUREMENT IN AN AUTOMATED DATA READER - Systems and methods of determining object dimensions of objects passed through a read zone of an automated data reader are disclosed. A system can include a data reader to read an optical code disposed on the objects, a transport mechanism, an object measurement system to measure dimensions of objects that are transported by the transport mechanism, a light plane generator to project a light plane that produces a light stripe on an object, and a camera to capture image data of objects and a light stripe thereon that can be processed to determine a deviation of a light stripe relative to an optical center within the image data. A deviation from the optical center is used to determine one or more dimensions of the object. | 01-30-2014 |
20140043474 | MEASURING DEVICE FOR MEASURING A MEASUREMENT OBJECT AND RELATED METHOD - A measuring device and corresponding method for measuring a measurement object, comprising an illumination device for illuminating the measurement object with an illumination pattern, a pattern generation device with at least one pattern generating element for bringing about a positionally variant intensity distribution of the illumination pattern, and an optical sensor arrangement for detecting the illumination pattern reflected and/or scattered by the measurement object. The measuring device has an optics which is telecentric at least on the measurement object side and is arranged in a beam path from the illumination device to the measurement object. The optical sensor arrangement detects the illumination pattern through at least one part of the telecentric optics. The pattern generating device is designed in such a way that the illumination pattern has a positionally and/or spectrally variant vertex focal length distribution on the measurement object side. | 02-13-2014 |
20140104417 | SYSTEM OF MEASURING WARPAGE AND METHOD OF MEASURING WARPAGE - Disclosed herein are a system of measuring a warpage and a method of measuring a warpage. The system of measuring a warpage of a sample by analyzing an image photographed by the camera using light that is diffused from a light source and reflected on a surface of a sample and is arrived at the camera through a reference grating part, the system includes: an intake part that removes a fume generated from the sample. By this configuration, it is possible to measure the warpage while effectively removing the fume generated from the sample according to the increase in the temperature of the sample at the time of measuring the warpage, thereby improving the accuracy of the warpage measurement. | 04-17-2014 |
20140104418 | IMAGE CAPTURING APPARATUS, CONTROL METHOD OF IMAGE CAPTURING APPARATUS, THREE-DIMENSIONAL MEASUREMENT APPARATUS, AND STORAGE MEDIUM - An image capturing apparatus comprising; projection means for projecting a first or second pattern each having a bright and dark portions onto a target object as a projection pattern; and image capturing means for imaging the target object on an image sensor as a luminance distribution. The luminance distribution has a first luminance value corresponding to the bright portion and a second luminance value corresponding to the dark portion, the first and second patterns have an overlapping portion where positions of the bright or dark portion overlap, a first luminance distribution corresponding to the first pattern and a second luminance distribution corresponding to the second pattern have an intersection at which the luminance distributions have the same luminance value, and the luminance value at the intersection differs from an average value of the first and second luminance values by a predetermined value. | 04-17-2014 |
20140118538 | METHOD AND LIGHT PATTERN FOR MEASURING THE HEIGHT OR THE HEIGHT PROFILE OF AN OBJECT - A method for measuring the height of an object, including projecting a light pattern having successive coded picture elements extending in a direction of a transversal axis onto the object by a light source. Each of the picture elements has at least one coding feature and the picture elements together define a code word. The picture element groups from a sequence of a predetermined number of successive picture elements each define individual partial code words, existing exactly once within the code word. Capturing the light pattern by a picture sensor arranged off-set to the light source. Determining the positions of the picture element groups and determining the height of the object the determined position of the picture element groups in comparison to a respective reference position. | 05-01-2014 |
20140132760 | APPARATUS FOR MEASURING LINE WIDTH - The present invention provides an apparatus for measuring line width, for capturing an image of a pattern to be measured. The apparatus for measuring line width includes at least: a first backlight source and a second backlight source, the first backlight source and the second backlight source being disposed respectively under the pattern to be measured and projecting backlight onto the pattern to be measured; an image capturing device, disposed above the pattern to be measured for capturing the image of the pattern. As such, the present invention effectively avoids causing shadows and improves the precision of image capturing of the image capturing device, as well as reduces the number of required light sources to reduce the cost of modification and maintenance of the apparatus for measuring line width. | 05-15-2014 |
20140184791 | OPTICAL IMAGE CAPTURING MODULE, ALIGNMENT METHOD, AND OBSERVATION METHOD - An optical image capturing module and an alignment method and an observation method for an upper substrate and a lower substrate using the optical image capturing module are provided. The upper substrate and the lower substrate are disposed opposite. The alignment method includes the following steps of: emitting a light ray; filtering the light ray and dividing the light ray into a light ray at first wavelength and a light ray at second wavelength, whereby the light ray at first wavelength irradiates a pattern on the upper substrate, and the light ray at second wavelength irradiates a pattern on the lower substrate; reflecting the pattern on the upper substrate to an image capturing device; reflecting the pattern on the lower substrate to the image capturing device; and determining the positions of the pattern on the upper substrate and the pattern on the lower substrate on the image capturing device. | 07-03-2014 |
20140192187 | NON-CONTACT MEASUREMENT DEVICE - A portable coordinate measuring machine for measuring the coordinates of an object in space is provided including a manually positionable articulated arm portion having a plurality of connected arm segments that include position transducers that provide position signals. A probe assembly connected to an arm segment includes a non-contact measurement device having a projector and a camera separated by a baseline distance. The projector includes a light source that emits a line of light. The camera includes an image sensor having an array of pixels that receives the light reflected from the object in a sensor plane. A first processor of the camera, coupled to the image sensor, determines centroids from the received light. A second processor coupled to the first processor determines three-dimensional coordinates of points on the object based at least in part on the centroids provided by the processor, the positions, and the baseline distance. | 07-10-2014 |
20140198207 | TILT SENSOR FOR A DEVICE AND METHOD FOR DETERMINING THE TILT OF A DEVICE - The invention relates to a tilt sensor for a device, comprising a tank receiving a flowable medium, wherein the position of the medium relative to the tank depends on the tilt, and the tank comprises a polygonal, in particular triangular, or an elliptical, in particular circular base, a source of electromagnetic radiation for generating projections of at least one part of a boundary of the medium, at least two detectors for detecting one of the projections, respectively, and for converting same into signals, wherein the detectors each comprise a detecting direction and the detecting directions of the detectors are disposed at angles to each other, and further comprising an analysis unit for determining the tilt in two axes from the signals of the at least two detectors, wherein the tilt is determined jointly for the two axes from a combination of the signals. | 07-17-2014 |
20140211000 | Sensing Signals with Affine-Harmonically Related Rows of Kronecker-Product Matrices - A mechanism for efficiently loading rows of an N×N transform matrix H | 07-31-2014 |
20140240492 | DEPTH SENSOR USING MODULATED LIGHT PROJECTOR AND IMAGE SENSOR WITH COLOR AND IR SENSING - An electronic device includes a modulated light projector to project an infrared light pattern and an image sensor. The image sensor includes an array of photosensors and a filter array overlying the array of photosensors. The filter array comprises a mosaic of color filter elements and infrared filter elements, each color filter element overlying a corresponding photosensor of a first subset of photosensors and each infrared filter element overlying a corresponding photosensor of a second subset of photosensors. The electronic device further includes a controller to, in a first mode, control the image sensor to capture a color image using the first subset of photosensors and, in a second mode, control the image sensor to capture a depth image representing a reflection of the infrared light pattern using the second subset of photosensors. | 08-28-2014 |
20140267701 | APPARATUS AND TECHNIQUES FOR DETERMINING OBJECT DEPTH IN IMAGES - An apparatus may include an emitter to project a low resolution optical pattern and a high resolution optical pattern having a finer resolution than the low resolution optical pattern and a sensor to detect a composite image, where the composite image comprises a low resolution optical reflection pattern comprising reflection of the projected low resolution optical pattern and a high resolution optical reflection pattern comprising a reflection of the projected high resolution optical pattern. The apparatus may also include logic to determine object depth in a first depth range and object depth in a second depth range based upon the detected composite image. Other embodiments are disclosed and claimed. | 09-18-2014 |
20140267702 | OPTICAL METROLOGY BY LIGHT BEAM ANALYSIS - Methods and systems are disclosed including a first light source producing a first light beam and a second light source producing a second light beam into a detection area; the first light beam overlapping the second light beam at a predetermined distance above the inspection base; at least one image processing system comprising one or more light detectors adapted to remotely sense the first and second light beam and generate one or more output signals indicative of one or more patterns produced on a top of an object by the first and second light beam; and one or more processors running computer executable instructions that when executed by the processor causes the image processing system to receive the output signal and determine height of the object by analyzing location of the first light beam relative to the second light beam in the one or more pattern. | 09-18-2014 |
20140285658 | Noncontact Measuring Device - A solution including a noncontact electronic measurement device is provided. The measurement device includes one or more imaging devices configured to acquire image data of a surface of an object located in a measurement region relative to the measurement device and one or more projected pattern generators configured to generate divergent pattern(s) of structured light, which impact the surface of the object within a field of view of the imaging device when the object is located in the measurement region. Using image data acquired by the imaging device(s), a computer system can measure a set of attributes of the surface of the object and/or automatically determine whether the measurement device is within the measurement region. An embodiment is configured to be held by a human user during operation. | 09-25-2014 |
20140307085 | DISTANCE MEASURING APPARATUS AND METHOD - A distance measuring apparatus includes at least one projection unit configured to project a light pattern on a target object, at least one imaging unit configured to capture an image of the target object on which the light pattern is projected, an acquisition unit configured to acquire information about a distance from the projection unit or the imaging unit to the target object based on the image captured by the imaging unit, a grouping unit configured to group surfaces of the target object, and a determination unit configured to determine a light pattern to be projected by the projection unit based on the surfaces grouped by the grouping unit. | 10-16-2014 |
20140333765 | Opportunistic Structured Light - A method for using structured light in a handheld projection device is provided that includes projecting a structured light pattern in at least one portion of a frame being projected by the handheld projection device, wherein the at least one portion of the frame is a subset of the frame, capturing an image of the projected frame, computing scene depth information based on the structured light pattern in the captured image, and using the scene depth information in processing of a subsequent frame of the video stream. | 11-13-2014 |
20140354803 | INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREFOR, AND COMPUTER-READABLE STORAGE MEDIUM - An information processing apparatus comprises projection means for projecting a projection pattern generated by a display device onto a target object by turning on a variable ON/OFF light source; image capture means for capturing an image of the target object onto which the projection pattern is projected; calculation means for calculating an image capture period of said image capture means based on a response property of the display device and image capture characteristics of said image capture means; and control means for controlling to synchronize the image capture period of said image capture means and a projection period of said projection means by keeping the light source ON during the image capture period. | 12-04-2014 |
20140354804 | 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. | 12-04-2014 |
20140354805 | 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. | 12-04-2014 |
20140368639 | HANDHELD CELLULAR APPARATUS FOR VOLUME ESTIMATION - What is disclosed is a wireless cellular device capable of determining a volume of an object in an image captured by a camera of that apparatus. In one embodiment, the present wireless cellular device comprises an illuminator for projecting a pattern of structured light with known spatial characteristics, and a camera for capturing images of an object for which a volume is to be estimated. The camera is sensitive to a wavelength range of the projected pattern of structured light. A spatial distortion is introduced by a reflection of the projected pattern off a surface of the object. And processor executing machine readable program instructions for performing the method of: receiving an image of the object from the camera; processing the image to generate a depth map; and estimating a volume of the object from the depth map. A method for using the present wireless cellular device is also provided. | 12-18-2014 |
20140368640 | METHOD AND SYSTEM FOR PERFORMING ALIGNMENT OF A PROJECTION IMAGE TO DETECTED INFRARED (IR) RADIATION INFORMATION - A method of presenting a visible representation of infrared (IR) radiation information onto an observed real world scene based on IR radiation emitted from said observed real world scene, using a thermography arrangement comprising an IR imaging system, a visible light imaging system, and a visible light projecting system. | 12-18-2014 |
20140368641 | METHOD AND SYSTEM FOR PROJECTING A VISIBLE REPRESENTATION OF INFRARED RADIATION - A method for enabling easier interpretation and analysis of an observed real world scene by presenting a visible representation of infrared (IR) radiation information, based on IR radiation emitted from said real world scene, and additional information onto said observed real world scene, using thermography arrangement comprising an IR imaging system, a visible light imaging system and a visible light projecting system. | 12-18-2014 |
20150015700 | LASER TRACKER THAT COOPERATES WITH A REMOTE CAMERA BAR AND COORDINATE MEASUREMENT DEVICE - A system includes a laser tracker, a camera bar, an accessory, and an electrical system, the camera bar including a mounting structure, two cameras, and three non-collinear reflector points, the accessory including a plurality of light markers, the electrical system including a processor that causes the tracker to measure 3D coordinates of the three reflector points, to measure the light markers with the cameras, and to determine a position and orientation of the assembly in a tracker coordinate system. | 01-15-2015 |
20150015701 | TRIANGULATION SCANNER HAVING MOTORIZED ELEMENTS - A 3D triangulation scanner includes a projector, a camera, and a processor. At least one of the projector and the camera has a zoom lens and a motorized zoom adjustment mechanism. The processor is responsive to executable instructions that uses triangulation calculations to calculate 3D coordinates of points on a surface that are based at least in part on a baseline length, an orientation of the projector and the camera, a position of a corresponding source point on an illuminated pattern source of the projector, and a position of a corresponding image point on a photosensitive array of the camera. The 3D coordinates of the points are calculated at one time and at another time, at least one of the projector FOV being wider at the one time than at the another time or the camera FOV being wider at the one time than at the another time. | 01-15-2015 |
20150022659 | LUMINANCE MEASURING APPARATUS - The luminance measuring apparatus for measuring the luminance of a road has an image pickup unit for picking up an image of the road, an input unit for inputting information concerning the road as an imaging target, and a luminance measuring unit for defining a luminance measurement target field A on the basis of the information input from the input unit and measuring the luminance within the luminance measurement target field A on the basis of an image picked up by the image pickup unit. The luminance measuring unit divides the luminance measurement target field A of the pickup image into a grid having a predetermined number of lattice intersection points MP in an equivalent of plan view, and allocates measurement points of luminance to the respective lattice intersection points MP. | 01-22-2015 |
20150054946 | REAL-TIME INSPECTION GUIDANCE OF TRIANGULATION SCANNER - A processor and projector images a coded projector pattern of light on a portion of an object providing a first coded surface pattern of light, images a first sequential projector pattern of light on another portion of the object providing a first sequential surface pattern of light, and images a second sequential projector pattern of light on the other portion providing a second sequential surface pattern of light. A camera forms a first coded image of the first coded surface pattern of light and generates a first coded array, forms a first sequential image of the first sequential surface pattern of light and generates a first sequential array, forms a second sequential image of the second sequential surface pattern of light and generates a second sequential array. The processor determines a correspondence between the camera and projector, and measures three-dimensional coordinates of the object. | 02-26-2015 |
20150092049 | IMAGE PROCESSING METHOD AND DEVICE - Image processing method and device are provided. The method includes: controlling a projector to project multi-stripe structured light and dot structured light onto an object, to form multiple light stripes and light spots between the light stripes on the surface of the object; acquiring a target image of the object having the light stripes and the light spots on the surface; obtaining a reference image including the light stripes and the light spots; calculating a first depth value at each light stripe in the target image based on feature information of the light stripes in the reference image and target image; calculating a second depth value at each light spot in the target image based on feature information of the light spots in the reference image and target image; and generating a depth image of the target image based on the first depth value and the second depth value. | 04-02-2015 |
20150097947 | ILLUMINATION MODULES THAT EMIT STRUCTURED LIGHT - A depth camera includes an illumination module and an image detector module. The illumination module outputs structured light that illuminates a capture area. The image detector module captures an image of the structured light as reflected from object(s) within the capture area. The illumination module includes a VCSEL array and optical element(s), such as projection optics, an MLA or DOE, or combinations thereof. Projection optics receive a light pattern emitted by the VCSEL array and project the light pattern. An optical element, downstream from the projection optics, can cause a total number of features included in the structured light to be greater than the number of features included in the light pattern projected by the projection optics. In an embodiment, a pitch of an MLA is offset relative to a pitch of the VCSEL array. Various structures can include alignment elements to aid manufacture of the illumination module. | 04-09-2015 |
20150124086 | HAND AND OBJECT TRACKING IN THREE-DIMENSIONAL SPACE - A hybrid system which detects and tracks objects in three-dimensional space using a light source disposed in spaced relation to a projection surface, defining a volume of space illuminated by said light source. A light sensor responsive to illumination falling on the projection surface measures illumination levels over a predefined image plane associated with the light sensor, producing a projected image signal. A structured light source projects a structured light within the volume of space and a structured light sensor records reflected structured light from objects occupying the volume of space producing a structured light signal. A correlation processor receptive of the projected image signal and said structured light signal and adapted to compute a hybrid signal indicative of the position of an object within said space and from which other information about the object may be extracted. | 05-07-2015 |
20150138348 | Device and Method for Multifunction Relative Alignment and Sensing - A tiltmeter-integrated two element relative alignment optical monitor relative alignment and contact sensing and can provide precise information regarding the nature of physical contact experienced by the objects being monitored. A computer monitor can display the information in real time, in an intuitive manner. This system can provide all the information with good resolution in a low-cost, easily installable package for both high energy physics applications and industrial uses. The system includes a projector unit mounted on one component, with a diffuse light source, a coded mask, and a lens, the projector aligned with a camera to receive the focused image. Shifts in the image of the mask indicate relative motion between the camera and the projector unit. A tiltmeter is affixed to either the camera or projector, to distinguish between image shifts due to translational movement and image shifts due to rotation or tilting. | 05-21-2015 |
20150138349 | 3-D SCANNING AND POSITIONING SYSTEM - A system for obtaining three-dimensional information about a surface, the system comprising: a sensing device having: a pattern projector for providing a projected pattern on the surface; and a camera for acquiring a 2D image of the surface from a viewpoint, wherein at least one target of a set of reference targets and at least a portion of the projected pattern is apparent on the 2D image; a storage for calibration data; an image processor for extracting 2D image coordinates of surface points of the projected pattern and target contours from the 2D image; a 3D surface point calculator for calculating 3D coordinates of the surface points from the 2D image coordinates of the surface points; a 3D target calculator for calculating a 3D position and/or an actual orientation for the reference target. | 05-21-2015 |
20150138350 | DEVICE FOR ACQUISITION AND MEASUREMENT OF GEOMETRIC DATA OF AT LEAST ONE MOTIF ASSOCIATED WITH A SPECTACLE FRAME GLASS AND ASSOCIATED METHOD - This data acquisition and measuring device for acquisition and measurement of geometric data for at least one motif associated with a glass for a spectacle frame, for the manufacture of ophthalmic lenses, similar or complementary to the glass, comprises a support capable of holding the glass, an illuminator for illuminating this support, a video imaging system for capturing images oriented towards the support and capable of capturing at least two images of the contour of the glass placed on the support, and a signal analyzer and processor that receive at the input each image captured by the video imaging system. The analyzer and processor is capable of measuring the distance from at least one point of the form contour of the glass to a reference plane based on said images. | 05-21-2015 |
20150292873 | IMAGE CAPTURE DEVICE, DEPTH GENERATING DEVICE AND METHOD THEREOF - An image capture device, a depth generating device and a method thereof are disclosed. The present disclosure is characterized in that a depth calculation technology with a structure light projection and a pictorial depth calculation technology are combined to better both of resolution and accuracy of the calculated image depth. In addition, the utilization of a modified flashlight enables the combination of the two technologies to be applied to a hand-held capture device. | 10-15-2015 |
20150292876 | METHOD AND DEVICE FOR DETERMINING THREE-DIMENSIONAL COORDINATES OF AN OBJECT - Some embodiments of the invention relate to an optical measuring device for determining 3D coordinates of an object. The optical measuring device may include a projector device for illuminating the object with at least one predefined pattern; at least one PSA camera for capturing a 2D image of the pattern as reflected from the object; computing means for measuring a sequence of brightness values of at least one 2D image point from the 2D images, and calculating a 3D coordinate of an object point which is correlated with the measured sequence of brightness values of the 2D image point. The optical measuring device may also include a TOF camera for capturing at least one range image of the object, the range image including distance information of the object for the dissolution of ambiguity in calculating the 3D coordinate. | 10-15-2015 |
20150310663 | MEASUREMENT APPARATUS AND METHOD THEREOF - Images are obtained from an imaging device. The images represent patterns projected in a time series by a projection device. Each pattern comprises dashed lines each of which has a predetermined width. A longitudinal direction of each dashed line is substantially perpendicular to a base line defined by a segment connecting optical centers of the projection and imaging devices. Each dashed line repeats light and dark in the longitudinal direction. The dashed lines are discriminated based on combinations of the light and dark in the images. Correspondences between projected coordinates and image coordinates of the dashed lines are detected based on information regarding the patterns and a discrimination result of the dashed lines. A three-dimensional shape of the object is calculated based on the correspondences, and calibration data of the projection and imaging devices. | 10-29-2015 |
20150323321 | ARRANGEMENT EVALUATION APPARATUS FOR EVALUATING ARRANGEMENT POSITION OF RANGE SENSOR - An arrangement evaluation apparatus of a range sensor comprises an article arrangement unit which arranges an article model, a sensor arrangement unit which arranges a sensor model, a first plane group generation unit which generates a plurality of first planes including division lines obtained by dividing a virtual plane, a second plane group generation unit which generates a plurality of second planes by boundary surfaces of stripe pattern light projected from the projector model, an intersection line calculation unit which calculates intersection lines between the first planes and the second planes, and an intersection number calculation unit which counts the number of intersection points between the intersection lines and the surface of the article model. | 11-12-2015 |
20150324991 | METHOD FOR CAPTURING IMAGES OF A PREFERABLY STRUCTURED SURFACE OF AN OBJECT AND DEVICE FOR IMAGE CAPTURE - The invention relates to a method for capturing images of a preferably structured surface of an object, using at least one line-scan camera for scanning the surface, wherein the surface is illuminated in a structured manner and wherein for reconstruction of the surface a time-oriented evaluation and/or spatial evaluation of acquired images is effected optionally taking into account a relative movement between the line-scan camera and the surface. Said method is carried out by a device for capturing images of a preferably structured surface of an object. | 11-12-2015 |
20150330775 | SIMULTANEOUS MULTIPLE VIEW SURFACE GEOMETRY ACQUISITION USING STRUCTURED LIGHT AND MIRRORS - A method of generating surface geometry information of an object within an imaged region using an imaging system comprising a camera and a source of structured light, the source of structured light comprising a source of a plurality of rays of light. The method comprising obtaining first image data comprising a plurality of pixels, the first image data comprising image data representing the object and first structured light incident on the object, the first structured light comprising a periodic pattern comprising a plurality of pattern elements and having a first spatial frequency projected from said source of structured light and obtaining second image data comprising a plurality of pixels, the second image data comprising image data representing the object and providing information associating each of the plurality of image pixels of the second image data with a ray of said source of structured light. The first image data is processed based upon the second image data to determine a relationship between each of the plurality of image pixels of the first image data and a pattern element of said pattern of the first structured light projected from said source of structured light and the surface geometry information of the object is generated based upon the determined relationship and position data indicating relative spatial positions of said camera and said source of structured light. | 11-19-2015 |
20150332459 | SCANNING DEVICE AND METHOD FOR POSITIONING A SCANNING DEVICE - The present invention relates to a scanning device ( | 11-19-2015 |
20150334362 | METHOD AND APPARATUS FOR PROJECTION OF BIM INFORMATION - A system for projecting an image, including layout information, on a surface in a building under construction has a projector mounted on a moveable support for supporting a worker at a work position in the building. The projector projects an image on a surface above the moveable support in response to an image signal defining the image to be projected. The image indicates the location of connectors, anchors, and holes to be affixed to, or cut through, the surface. A system determines the two dimensional position of the projector in the building, and a distance measuring system for determines the distance from the projector to said surface. A processor, responsive to a memory having stored building plan images, provides an image signal to the projector adjusted for the two dimensional location of the projector and for the distance from the projector to the surface. | 11-19-2015 |
20150369593 | Orthographic image capture system - A quantified image measurement system that creates accurate physical measurement data from digital pictures is disclosed. Both active and passive system embodiments are described. The system can use any image format and enhances the image file with measurement data and data transformation information that enables the creation of any type of geometrical or dimensional measurement from the stored photograph. This file containing the original digital image along with the supplemental data is referred to as a Quanitfied Image File or QIF. The QIF can be shared with other systems via email, cloud syncing or other types of sharing technology. Once shared, existing systems such as CAD applications or web/cloud servers can use the QIF and the associated QIF processing software routines to extract physical measurement data and use the data for subsequent processing or building geometrically accurate models of the objects or scene in the image. Additionally smart phones and other portable devices can use the QIF to make measurements on the spot or share between portable devices. In addition, the quantified image measurement system of this invention eliminates the need for capturing the image from any particular viewpoint by using multiple reference points and software algorithms to correct for any off-angle distortions. | 12-24-2015 |
20150371105 | SYSTEM AND METHOD FOR FREQUENCY-BASED 3D RECONSTRUCTION OF OBJECTS - Various embodiments are described herein for a system and method for performing 3D reconstruction of an object. In at least one example embodiment, the method may comprise obtaining image data of the object while projecting frequency-based light patterns on the object; locating candidates for correspondence points in the image data; selecting reflection points by applying a labeling method to the located candidates; and generating the 3D reconstruction of a surface of the object using the selected reflection points. | 12-24-2015 |
20150379362 | IMAGING DEVICE BASED OCCUPANT MONITORING SYSTEM SUPPORTING MULTIPLE FUNCTIONS - One or more imaging device(s) inside a car that look(s) at occupants (driver, front passenger, rear passengers) and cover(s) multiple security, comfort, driver assistance and occupant state related functions, wherein the imaging device includes an illumination in the near infrared. An imaging device inside the car that can measure occupants' vital signs (heart rate, respiration rate, blood oxygen saturation) using contactless imaging photoplethysmography. | 12-31-2015 |
20160010982 | Laser Speckle Photography for Surface Tampering Detection | 01-14-2016 |
20160048969 | IMAGE ACQUISITION SYSTEM, IMAGE ACQUISITION METHOD, AND INSPECTION SYSTEM - The invention relates to an image acquisition system and an image acquisition method, as well as to an inspection system having at least one such image acquisition system. A projector projects a pattern on a surface of a sample, a camera records light intensity information from within at least two detection fields defined by the camera on the surface of the sample. A relative motion between the sample on the one hand and the camera and projector on the other hand is generated. From the acquired at least one image a height profile of the surface of the sample may be inferred. The pattern may comprise a number of sub-patterns related to each other by a phase shift. Alternatively, the pattern may be a fringe pattern. | 02-18-2016 |
20160076881 | MEASUREMENT APPARATUS AND ADJUSTING METHOD THEREOF - A measurement apparatus for measuring an object based on an image of the object, including a projection unit including a pattern forming unit configured to form a light pattern, and a projection optical system configured to project the formed light pattern on the object, and an image pickup portion including an image pickup unit provided with a light-receiving surface and configured to receive light from the object on the light-receiving surface and pick up an image of the object, and an image-forming optical system configured to guide light from the object on which the light pattern is projected to the light-receiving surface. The image pickup unit includes an adjustment unit that makes an angle of the image-forming optical system with respect to the light-receiving surface adjustable. The adjustment unit makes a tilt angle of the image-forming optical system in a direction crossing an epipolar plane adjustable. | 03-17-2016 |
20160086335 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM - An image processing apparatus can measure a three-dimensional shape of a subject with high accuracy when an image of a projection pattern is captured with a favorable contrast. The image processing apparatus includes a matching calculation unit that performs matching calculation between a projection pattern in an image being captured and an image of a projection pattern generated by a projection pattern generation unit. An image evaluation unit calculates a contrast as an evaluation standard in the captured image. A symbol position calculation unit highly accurately calculates a position of each of a group of points forming the projection pattern, for each area in the captured image determined to be a highly accurate shape measurable area based on the contrast, and thus obtains a peak luminance position. A three-dimensional shape calculation unit calculates the three-dimensional shape of the subject. | 03-24-2016 |
20160091305 | Measurement Device - A measurement apparatus includes at least two or more radiation devices, at least two or more image capturing devices, and a measurement device. Each of the radiation devices radiates light such that a part of a radiation pattern overlaps a part of a radiation pattern from another one of the radiation devices on a measurement target. Each of the image capturing devices captures an image of a radiation region of the measurement target on which the radiation pattern of a specific wavelength light radiated by one of the radiation devices that is paired with the image capturing device is projected, through a specific wavelength pass filter that allows passage of light of a specific wavelength of the paired radiation device and blocks light of a wavelength except the specific wavelength. | 03-31-2016 |
20160109219 | HANDHELD DIMENSIONING SYSTEM WITH MEASUREMENT-CONFORMANCE FEEDBACK - A system and method for obtaining a dimension measurement that conforms to a conformance criteria is disclosed. The dimensioning system provides either (i) feedback to confirm that the measurement complies with the criteria or (ii) information on how the measurement geometry could be adjusted in order to provide a compliant measurement in a subsequent dimension measurement. | 04-21-2016 |
20160109228 | Displacement Measuring Method And Displacement Measuring Device - A displacement measuring device, comprising a pattern projecting unit, a pattern image pickup unit provided so as to be capable of relatively displacing with respect to the pattern projecting unit and a control unit, wherein the pattern projecting unit is capable of projecting a displacement detecting pattern to the pattern image pickup unit, the pattern image pickup unit is capable of picking up the displacement detecting pattern as projected, the control unit is adopted. to circulate image of the displacement detecting pattern picked up by the pattern image pickup unit to the pattern projecting unit, to update the displacement detecting pattern projected by the pattern projecting unit to the displacement detecting pattern as circulated, and further to project the displacement detecting pattern as updated to the pattern image pickup unit, wherein a relative displacement between the pattern projecting unit and the pattern image pickup unit is obtained by dividing a displacement amount of the displacement detecting pattern in the image acquired by circulation by the number of circulations. | 04-21-2016 |
20160178355 | DEPTH SENSING METHOD, DEVICE AND SYSTEM BASED ON SYMBOLS ARRAY PLANE STRUCTURED LIGHT | 06-23-2016 |
20160202048 | Estimating Surface Properties Using a Plenoptic Camera | 07-14-2016 |
20160202049 | NON-CONTACT DEVIATION MEASUREMENT SYSTEM | 07-14-2016 |
20160203607 | IMAGE REGISTRATION METHOD AND APPARATUS | 07-14-2016 |
20160253815 | MEASUREMENT APPARATUS | 09-01-2016 |
20160377417 | DUAL-PROJECTOR THREE-DIMENSIONAL SCANNER - A current problem with 3D scanners using structured light patterns is choosing a single light pattern to accommodate all possible object/range conditions. Objects far from the 3D scanner often require different patterns than objects that located close to the 3D scanner. In addition, large objects often require different patterns than small objects. To automatically sense and adapt to a wide variety of size/range conditions, the present invention embraces a 3D scanner for dimensioning that has two projectors for projecting two different light patterns. Based on the scanning requirements for a particular object, one of the two projected patterns may be used to obtain information regarding the shape of an object. In one possible embodiment, this shape information is used to obtain the object's dimensions. | 12-29-2016 |
20160379379 | SYSTEM AND METHOD FOR DEVELOPING THREE-DIMENSIONAL SURFACE INFORMATION CORRESPONDING TO A CONTOURED SHEET - A system for acquiring surface data from one of the surfaces of a curved panel having a specular surface and developing a surface definition of the panel includes a conveyor for conveying the panel in a first direction, at least one display projecting a preselected multi-phase non-repeating contrasting pattern, and at least one camera, each one of the cameras uniquely paired with one of the displays. The system may also include a control programmed to execute logic for controlling each of the camera/display pairs to acquire the desired images, and logic for analyzing and combining the data acquired by the cameras to construct a definition of the surface of the panel. | 12-29-2016 |
20180025600 | INTERACTIVE SECURITY ALERT SYSTEM | 01-25-2018 |
20190149786 | PROJECTION SYSTEM AND IMAGE PROJECTION METHOD | 05-16-2019 |