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| Number | Title | Issue Date |
| 8026498 | Calibrating apparatus, calibrating method and moving method for lens carrier A calibrating apparatus for lens carrier, includes a carrier, a driving unit, a first-dimension detector, and a control unit. The driving unit is capable of moving the carrier in a first-dimension direction. The first-dimension detector is capable of generating a co... | 09/27/2011 |
| 8026499 | Method of calibrating a wavelength-modulation spectroscopy apparatus using a first, second and third gas to determine temperature and pressure values to calculate concentrations of analytes in a gas Several methods of calibrating a wavelength-modulation spectroscopy apparatus configured to measure a concentration of an analyte in a sample gas are disclosed. Each of the methods allows for calibration and recalibration using a relatively safe gas regardless of wh... | 09/27/2011 |
| 7943915 | Method of calibrating a wavelength-modulation spectroscopy apparatus Several methods of calibrating a wavelength-modulation spectroscopy apparatus configured to measure a concentration of an analyte in a sample gas are disclosed. Each of the methods allows for calibration and recalibration using a relatively safe gas regardless of wh... | 05/17/2011 |
| 7576346 | Use of solar illumination and baffles to calibrate visible sensors A device for calibrating a sensor using solar radiation includes a sensor configured to measure electromagnetic radiation received through a field of view (FOV) having a normal line of sight and at least two baffles removably insertable across the FOV of the sensor ... | 08/18/2009 |
| 7547903 | Technique to remove sensing artifacts from a linear array sensor Disclosed is a method and system for calibrating an image capturing sensor. The method and system include generating a test pattern on an image receiving device and measuring one or more colorimetric properties of the test pattern with an image sensor. The disclosed... | 06/16/2009 |
| 7439534 | Reflected light intensity ratio measuring device, device for measuring light energy absorption ratio and heat treatment apparatus A measuring optical system for emitting and receiving light is fixedly installed in a ceiling portion of a measuring device, and a wafer holding part for supporting a semiconductor wafer is provided in a bottom portion of the measuring device. A support table is hor... | 10/21/2008 |
| 7355727 | Method and system for checking the position of a mechanical part with a light beam A method and a system for checking the position of a mechanical part (2), for example a tool of a lathe, along a checking direction (X), employs an optoelectronic device (1) with a laser beam (7) and a sensor (8) for detecting the interru... | 04/08/2008 |
| 7337552 | Method and apparatus for registration with integral alignment optics A method and apparatus for front to back substrate registration is described. Alignment characteristics of features on surfaces of substrates can be used to physically align substrates with a multiplicity of integrated alignment optics. Measurement of offsets of the... | 03/04/2008 |
| 7327294 | Gain compensation based on a first gain factor and a second gain factor with time-varying compensation An automatic gain control circuit has a gain determination circuit (B2) which determines a first gain factor (g), and a first gain controller (B3) which controls an amplitude of an input signal (S1) with the first gain factor (g) to supply a gai... | 02/05/2008 |
| 7315379 | Evaluating method and apparatus thereof A measurement apparatus measures the spatial distributed characteristic of reflection of an object. Evaluate parameters used to evaluate the gloss character of the object are extracted based on the measurement result. An evaluate value indicating the gloss character... | 01/01/2008 |
| 7289924 | Self-calibrating sensor A method for self-calibrating a sensor can be implemented in a system having a calibration circuit. The calibration circuit has differential circuitry which compares an output signal of the sensor with a predetermined reference signal associated with a reference pro... | 10/30/2007 |
| 7286698 | Calibration pattern unit A calibration pattern unit which obtains correction information of an imaging system by imaging at the imaging system comprises a calibration pattern which has a known geometric pattern formed on a plurality of three-dimensionally arranged planes, and a relative pos... | 10/23/2007 |
| 7274469 | Method and apparatus for calibrating laser 3D digitizing sensor A method for calibrating a laser three-dimensional digitizing sensor. First, a three-dimensional coordinator X-Y-Z is defined and a calibrating surface is provided. Second, a first mapping table of a two-dimensional digital image to the Z axis is established by tran... | 09/25/2007 |
| 7270270 | Optical scanner control method, optical scanner and laser machining apparatus A optical scanner control method and a optical scanner capable of positioning a mirror at a high speed independently of a rocking angle, and a laser machining apparatus for irradiating a printed circuit board with a laser beam by use of the optical scanner to thereb... | 09/18/2007 |
| 7268360 | Method and apparatus for self-referenced dynamic step and scan intra-field scanning distortion Techniques for determining wafer stage grid and yaw in a projection imaging tool are described. The techniques include exposing an overlay reticle onto a substrate having a recording media, thereby creating a plurality of printed fields on the substrate. The overlay... | 09/11/2007 |
| 7259896 | Office automation apparatus with calibration and positioning device for automatic document feeder An office automation apparatus with calibration and positioning device includes a body with an optical module, an automatic document feeder (ADF) arranged at the body and a home pattern having both positioning and calibrating functions and placed below the automatic... | 08/21/2007 |
| 7256411 | Systems and methods for improving calibration of a linear array sensor Systems and methods provide calibration for a linear array sensor. A test pattern having a plurality of lines is used. Comparison between expected and measured spacing between a pair of neighboring lines is used to determine sensor position displacement. ... | 08/14/2007 |
| 7244394 | Methods and kits for assays of analytes of interest in tears The invention, in one aspect, provides a strip for tear collection. The strip has a first end and an opposite second end and preferably has substantially uniform cross-sections from the first end to the second end. The strip is made of a hydrogel material in substan... | 07/17/2007 |
| 7233418 | Calibration method for quick scanning starts A method for calibrating a scanner that allows the scan to start quickly. ... | 06/19/2007 |
| 7221437 | Method and apparatus for measuring distances using light A method and device for measuring a distance to an object with light determines the distance by measuring the relative intensity of light reflected from the object and traveling over two or more paths of differing optical length. Light is emitted by one or more ligh... | 05/22/2007 |
| 7186966 | Amount of use tracking device and method for medical product Aspects of the present disclosure include systems and methods for indicating an amount of use of a pulse oximetry sensor. According to one embodiment, the system includes an oximeter that monitors the amount of use for a given sensor. The oximeter and/or the sensor ... | 03/06/2007 |
| 7183532 | Detecting a defect in an image scanner Image data in an image scanner is examined to determine whether lines (light or dark) are present in the image data. By examining whether the lines are present in image data for multiple colors, and whether calibration gains for corresponding photosensors are normal... | 02/27/2007 |
| 7177012 | Lithographic apparatus and device manufacturing method Lithographic apparatus using an array of individually controllable elements in which a fraction of the intensity of the beam of radiation patterned by the array of individually controllable elements is diverted to an image sensor for verifying the quality of the ima... | 02/13/2007 |
| 7164145 | Measuring fiber orientation by detecting dispersion of polarized light An image-based technique that measures the orientation of fibers in a moving web of nonwoven material. At least four light spots on one side of the web are illuminated essentially simultaneously with at least four plane-polarized incident substantially perpendicular... | 01/16/2007 |
| 7154110 | Systems and methods for improving calibration of a linear array sensor Systems and methods provide calibration for a linear array sensor. A test pattern having a plurality of lines is used. Comparison between expected and measured spacing between a pair of neighboring lines is used to determine sensor position displacement. ... | 12/26/2006 |
| 7151244 | Method and apparatus for calibration of near-field scanning optical microscope tips for laser machining A system for measuring radiation at a peak wavelength that is radiated from a probe tip of a near-field scanning optical microscope (NSOM) probe used for laser machining, including: a laser source; the NSOM probe; a coupling substrate that is substantially transmiss... | 12/19/2006 |
| 7149002 | Scanner including calibration target A scanner includes a transparent scanning window; a housing, the housing including a first side supporting the scanning window and a second side opposite the first side; a scanning array movable in the housing relative to the scanning window along a scanning path, t... | 12/12/2006 |
| 7138645 | Calibration pattern unit photographed by an imaging system to acquire an image for obtaining correction information A calibration pattern unit which obtains correction information of an imaging system by imaging at the imaging system is formed by combining a plurality of three-dimensionally arranged planes. The calibration pattern unit comprises supporting members each of which h... | 11/21/2006 |
| 7135694 | Human body standard calibration apparatus and method for calibrating focal plane detector A focal plane detector adapted to be calibrated using an image of part of the human body. Further, a method of calibrating a focal plane detector having a plurality of detector elements, comprising the steps of presenting a first and a second image to the focal plan... | 11/14/2006 |
| 7131539 | Paper sheets corner fold detection method and paper sheets corner fold detection program When a thickness sensor detects a corner fold in a front end part of the paper sheet being carried, a light sensor checks whether a break exists or not in the front end part. When there is no break, it means the thickness sensor does not detect a corner fold but a f... | 11/07/2006 |
| 7113627 | Location of extended linear defects A method of locating a linear defect on a photographic element, the element having a useful imaging width and the defect aligned with length of the element, includes the steps of: exposing a region of the element to create a latent image which is substantially unifo... | 09/26/2006 |
| 7084417 | Positioning structure of plane image input apparatus A positioning structure of plane image input apparatus comprises a hollow body, carrying scanned documents and setting a correct picture on outer and inner opposite sides, and an optical module inside the body moving back and forth. The optical module has a correct ... | 08/01/2006 |
| 7075057 | Method of generating an index signal for an optical encoder A processing apparatus calculates and applies calibrations to sensors that produce quasi-sinusoidal, quadrature signals, using fixed or programmable electronic circuits, a circuit to calculate the phase and magnitude corresponding to the two input (quadrature) signa... | 07/11/2006 |
| 7073789 | Sheet feeding apparatus and image forming apparatus An image forming apparatus includes a sheet tray configured to accommodate stacked sheets and a sheet feeding device configured to feed the stacked sheets in the sheet tray. A light emitting device emits light toward the stacked sheets, and the emitted light include... | 07/11/2006 |
| 7071480 | Sensor with alignment self compensation A material web attribute detection system with the material web having a first side and a second side. The system includes a radiation source located proximate to the first side of the material web and emitting radiation toward the material web, and a radiation dete... | 07/04/2006 |
| 7057195 | Scanner and calibration method used therein A scanner and calibration method use therein. Setting first exposure duration and a second exposure duration for a transparency, wherein the first exposure duration is proportional to the second exposure duration. Scanning the transparency and a calibration area to ... | 06/06/2006 |
| 7057148 | Optical tracking sensor method The present invention is a method of optical tracking sensing using block matching to determine relative motion. The method includes three distinct means of compensating for non-uniform illumination: (1) a one-time calibration technique, (2) a real-time adaptive cal... | 06/06/2006 |
| 7023006 | Method for shading an optical sensing element such as in a scanner Method for shading an optical sensing element of an optical sensor. Reference values are sequentially obtained of the output signal of the sensing element while relatively moving the optical sensor including the sensing element over a shading reference target. An ed... | 04/04/2006 |
| 7005623 | Autocalibrating medical diode laser system Briefly stated, the present invention discloses a novel device that automatically calibrates and adjusts the intensity, dosage, and other parameters of a radiation delivery system and radiation source based on selected or detected radiation delivery systems. Such ra... | 02/28/2006 |
| 6997387 | Apparatus and method for calibration of projected target point within an image The present invention provides a novel optical reader device and method for calibrating the device. The device executes a calibration module that locates the actual coordinates for a targeting symbol in a captured image. The coordinates are stored as calibration coo... | 02/14/2006 |
