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7639346 |
Non-contact measurement device
A handheld device is adapted to perform non-contact measurements to determine distances, angles, arc lengths and radii between select points on physical structures. The device is assembled and...
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7638753 |
Method of operating an optoelectronic sensor
The invention relates to a method for operating an optoelectronic sensor, particularly a light barrier, during which a light emitter emits light signals having a time interval toward a monitoring...
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7639347 |
High-speed laser ranging system including a fiber laser
Apparatuses and methods for gathering data describing a surface are disclosed. The apparatuses transmit pulses of light at a high rate using one or more fiber lasers. Examples of such apparatuses...
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7630061 |
Radar sensors for motor vehicles
A radar sensor for motor vehicles, having an optical system which subdivides a radar beam generated by a single antenna element into a plurality of beam components that are radiated in different...
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7626685 |
Distance measuring sensors including vertical photogate and three-dimensional color image sensors including distance measuring sensors
A distance measuring sensor may include: a photoelectric conversion region; first and second charge storage regions; first and second trenches; and/or first and second vertical photogates. The...
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7626690 |
Laser scanner
A laser scanner, comprising a mirror rotatably provided, a driving unit for rotating the mirror, a distance measuring unit for projecting a distance measuring light for scanning to a measurement...
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7623779 |
Distance-measuring apparatus, distance-measuring method, and recording medium
A phase difference sensor is arranged toward a target object such that the sensor can rotate at least 180° on its sensor optical axis. As the phase difference sensor rotates, the angle of a sensor...
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7619719 |
Phase noise compensation for interferometric absolute rangefinders
The invention relates to a method for interferometric absolute distance measuring by a frequency modulation electromagnetic radiation on at least one measurable target and for subsequently...
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7619720 |
Sequentially addressable radius measurements of an optical surface using a range finder
A system for measuring distance to an optical surface includes a range finder for transmitting a beam toward the optical surface, and a ring mirror disposed between the range finder and the optical...
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7612872 |
Method of determining the flatness of a foundation to which a building structure, machinery or equipment is to be mounted
A method for measuring flatness of a factory floor upon which machinery is to be mounted using a rotating laser beam that emits a rotating laser beam in an essentially horizontally plane. A...
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7612871 |
Frequency-multiplexed detection of multiple wavelength light for flow cytometry
A multiplexed set of light sources having outputs of light with various wavelengths which are combined into one beam. The beam may impinge a particle in a flow channel of a cytometer. The light...
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7609366 |
Material measurement system for obtaining coincident properties and related method
A material measurement system ( 500 ) includes a THz generator including at least one laser source ( 111 ) for emitting optical pulses, the optical pulses coupled to a THz emitter ( 51 ) operable...
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7609364 |
Laser distance finder
A compact, power-saving laser distance finder with high accuracy is disclosed having a laser generating device, a collimating lens in an emitting end direction of the laser generating device, a...
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7609365 |
Electro-optical distance measuring method, distance measuring program and distance measuring device
An electro-optical distance measuring method for measuring a distance to an object to be measured by receiving a reflected light from the object to be measured, comprising: a step of projecting a...
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7602485 |
Optical window contamination detecting device for optical apparatus
An optical window contamination detecting device capable of detecting even microscopic contamination on an optical window with a limited number of contamination detecting sensors. The optical...
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7602477 |
Radar device
A laser radar sensor includes a light emitting circuit, a light receiving circuit, an object detection circuit, and a CPU. The object detection circuit has a summation block, a noise reference...
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7599046 |
Method for determination of a distance and distance measuring device with improvement of the effective resolution of an A/D converter by phase modulation of the measured signal
A distance measuring device and a method for determination of a distance uses an optical signal, with which an analog evaluation signal ( 36 ), with phase information, is digitized in an...
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7599045 |
Method for eliminating internal reflection of range finding system and range finding system applying the same
A method for eliminating internal reflection signal in a range finding system is disclosed, including the steps of receiving a range-finding signal reflected by an object and an internal reflection...
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7589825 |
Ranging apparatus
This invention relates to a ranging apparatus capable of ranging simultaneously to a three dimensional scene. An illumination means ( 22 ) illuminates a scene with a two dimensional array of spots...
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7589826 |
Laser scanner
A laser scanner which operates pursuant to the elapsed time principle and which has a pulsed laser that directs successive light pulses into a monitored region. The laser scanner further has a...
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7586584 |
Determination of range to a coherent light source using laser speckle pattern
Apparatus for determining a range to a coherent light source emitting a coherent light beam, the apparatus including an image sensor and a processor, the processor being coupled with the image...
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7586585 |
Hand-held surveying device and surveying method for such a surveying device
The invention relates to a hand-held measuring device (1 a ), comprising at least one rangefinder, embodied with integration of a positional detection component such that the positional detection...
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7583363 |
Range finder system and electronic system having same
A range finder system ( 100 ) includes a point light source ( 10 ), image pickup devices ( 20 ), ( 30 ), and a processing device ( 50 ). The point light source ( 10 ) emits light. The image pickup...
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7583365 |
Method of scanning a scene and corresponding scanning device
The present invention provides devices and methods for multi-dimensional scanning of a scene. In particular, this invention provides scanning devices and methods employing controllable light beam...
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7583373 |
Geodetic total station which can be extended in a modular manner
A geodetic total station comprising an upper part ( 1 a ) provided with a support ( 2 ) with at least one support section ( 2 a; 2 b ), an electronic display control unit ( 4 ), a total station...
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7583364 |
High pulse-energy, eye-safe lidar system
An eye-safe atmospheric aerosol lidar featuring high transmit pulse energy to generate strong backscatter from long ranges in a single pulse together with an optically efficient receiver is...
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7580117 |
Laser radar apparatus that measures direction and distance of an object
A laser radar including laser beam generating means, photo detecting means, a mirror, light deflecting means, and rotation driving means. The laser beam generating means emits a laser beam having...
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7573564 |
Systems for doppler tracking using photonic mixing detectors
Ladar systems are provided. An exemplary ladar system includes a waveform generator for generating an arbitrary waveform, a laser for transmitting a modulated light signal toward a target, and a...
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7570346 |
Detection device
A scan trajectory of a laser beam is controlled based on external signals each related to a driving direction and a driving speed, a result obtained by detection of an obstacle, and signals related...
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7571066 |
Method and device for compensating the mounting tolerances of a distance sensor
The present invention relates to a distance sensor with a method and device that aid the compensation of mounting tolerances of a distance sensor, where compensation is provided with little effort,...
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7566861 |
Detection device controlled by driving speed and driving direction
A detection device detects an obstacle within a target region by setting the target region, setting a scan trajectory, and setting a pattern of an irradiation position of a laser beam within the...
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7564488 |
Surveying instrument
A surveying instrument, comprising a first image pickup unit for obtaining a first image in a collimating direction, a second image pickup unit for obtaining a second image highly magnified than...
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7564537 |
Mobile measuring system, and an operating method for such a mobile measuring system
The invention relates to a mobile measurement system, comprising at least one apparatus ( 16 ) for optical distance measurement having at least one transmission unit having a light source for...
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7564538 |
Measuring system
The present invention provides a measuring system, which comprises a surveying device installed at a known point, at least one photodetection device to be installed at a measuring point, and a main...
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7561254 |
Traveling system for mobile bodies and control method therefor
A traveling system for mobile bodies includes a control device for controlling traveling operation of a first and a second mobile bodies based on detection information provided by a relative...
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7557906 |
Distance measurement instrument
A distance measurement device which has a lighting unit, including transmission optics with light beam forming optics. Illumination patterns are formed on objects in the measurement area which...
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7555380 |
Non-contact seat position system
A non-contact seat position system is provided. The system includes a lower seat track, an upper seat track, a target and a sensor. The upper seat track is positionably connected to the lower seat...
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7554651 |
Laser distance finder
A laser distance finder including a laser generating device, a collimating lens positioned in an emitting end direction of the laser generating device, a receiving lens for receiving a reflected...
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7552012 |
Device for detecting objects in the blind spot of a vehicle
A device for detecting objects in the blind spot on a side of vehicle includes a ranging main sensor, an auxiliary sensor, a comparison unit, and an output unit for outputting a warning signal...
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7551266 |
Distance determination and virtual environment creation using circle of confusion
A data processing system, computer implemented method, and computer program product code determines distances to an object. Computer generated environments can be calculated therefrom. A light...
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7545484 |
Method and distance detecting device for detecting the projected distance between a distance measuring device and an obstacle
The invention relates to method and a device for determining the projected distance between a distance measuring device and a nearest point on the surface of an obstacle, the projected distance...
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7545485 |
Laser radar apparatus that measures direction and distance of an object
There is provided a laser radar apparatus including laser beam generating means, photo detecting means, a mirror assembly, light deflecting means, and rotation driving means. The laser beam...
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7538310 |
Laser beam irradiation device with error position detection
A DSP control circuit monitors a scan position of laser beams on the target region based on a signal from a PSD. Further, the DSP control circuit measures an amount of laser beams reflected from...
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7535554 |
Displacement measuring method, displacement measuring instrument, displacement measuring target and civil structure
A target having a reflective part for a laser beam is located at the measuring object position of a bridge girder in such a way that the reflective part includes with respect to the displacement...
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7535553 |
Method, device, and computer program for determining range to a target
A method, device, and computer program for determining range to a target is disclosed. Specifically, the invention provides a method, device and computer program for determining a second range to a...
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7532311 |
Efficient lidar with flexible target interrogation pattern
A system for observing a field of view including a light transmitter and a light detector. A path is defined between the transmitter and the detector. The light transmitter generates substantially...
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7532312 |
Radar apparatus
The radar apparatus includes a transmit/receive section having a function of emitting a transmission wave, receiving the transmission wave reflected from a reflecting object, and outputting a...
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7527205 |
Automated package dimensioning system
An automated package dimensioning subsystem comprising a Laser Detecting and Ranging (LADAR-based) scanning apparatus for capturing two-dimensional range data maps of the space above a conveyor...
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7528938 |
Geospatial image change detecting system and associated methods
An image change detecting system may include an image processor cooperating with a geospatial scene model database for generating a reference geospatial image corresponding to the collected...
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7526369 |
Pedestrian detection device, related method, air bag system and vehicle equipped with air bag system
A pedestrian detection device, a related method, an air bag system and a vehicle are disclosed. The pedestrian detection device 20 includes an infrared ray sensor 30 A, which detects a...
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