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| Number | Title | Issue Date |
| 7705337 | System and method for image detection using large area pin diode A photo-detector circuit for barcode scanners, endoscopes, and the like, includes a large area PIN photo-diode and an amplifier. Adverse effects associated with a terminal capacitance from the large area PIN diode may be minimized by maintaining a relatively constan... | 04/27/2010 |
| 7432492 | Image reading apparatus capable of reading infrared and visible images An image reading apparatus includes a light source with a first luminescent portion that outputs light with a first wavelength range and a second luminescent portion that outputs light with a second wavelength range, the wavelength ranges being different from each o... | 10/07/2008 |
| 7372560 | Pattern inspection apparatus A pattern inspection apparatus comprises an illumination optics applying a first inspection light on a predetermined wavelength to a surface opposite to a pattern formed surface of the substrate, and a second inspection light whose wavelength is equal to the wavelen... | 05/13/2008 |
| 7366637 | Form measuring instrument A form measuring instrument comprising: a roughness sensor placed on the table, and for outputting measurement data that includes information on the cross-sectional shape; a relative movement mechanism for relatively moving the table and the roughness sensor such th... | 04/29/2008 |
| 7305115 | Method and system for improving ability of a machine vision system to discriminate features of a target A method and system is disclosed to improve the ability of a machine vision system to distinguish desired features of a target by taking images of the target under different one or more lighting conditions and using image analysis to extract information of interest ... | 12/04/2007 |
| 7304730 | Inspection apparatus having two sensors, method for inspecting an object, and a method for manufacturing a photolithography mask A photolithography mask inspection apparatus has at least two sensors. One sensor is configured to sense light transmitted through an object to be inspected, and the other sensor senses light reflected off the object. A first optical system is arranged to expose a f... | 12/04/2007 |
| 7305119 | Test head for optically inspecting workpieces Apparatus for simultaneously optically inspecting top and bottom surfaces of a workpiece comprise upper and lower test heads, each head comprising at least one laser for providing a laser beam that scans its associated workpiece surface and at least one detector for... | 12/04/2007 |
| 7280200 | Detection of a wafer edge using collimated light A system and method of inspecting a semiconductor wafer that may be employed to detect and to characterize defects occurring on an edge of the wafer. The wafer inspection system includes an optical module for providing a light source to scan the wafer edge, a light ... | 10/09/2007 |
| 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 |
| 7271890 | Method and apparatus for inspecting defects In a method for inspecting a defect in accordance with one aspect of the present invention, an object is divided into a plurality of regions. Reflectivity of each of the plurality of regions is obtained. Amplification ratio for each region is determined using the re... | 09/18/2007 |
| 7193731 | Optical displacement sensor Optical displacement sensor may possess light-emitting element(s) for projecting light onto distance measurement target(s), and light-receiving element(s) capable of receiving light reflected from distance measurement target(s) and disposed such that light-receiving... | 03/20/2007 |
| 7176433 | Resolution enhancement for macro wafer inspection A method and apparatus for improving system resolution for a defect line scanner while not increasing aliasing effects, or alternatively to maintain system resolution for a defect scanner while decreasing aliasing effects. This is accomplished by decreasing effectiv... | 02/13/2007 |
| 7164511 | Distinguishing positive and negative films system and method A system and method for scanning a photographic film using a scanner automatedly identifies the film as either a positive or negative and controls the scanner settings to perform the scan accordingly. The method includes performing a pre-scan of the film, sampling a... | 01/16/2007 |
| 7148492 | System, method, and product for providing a wavelength tunable excitation beam A method for scanning a probe array is described. The method comprises tuning an excitation light to a plurality of wavelengths each within an excitation range of a fluorescent label associated with one or more target molecules; and directing the tuned excitation li... | 12/12/2006 |
| 7147158 | Systems and methods for providing multiple object planes in an optical image scanner Systems and methods for providing multiple object planes in an optical image scanner are provided. One embodiment is an optical head configured to scan an object, comprising a rod-lens array positioned to focus light reflected off the document, an optical sensor arr... | 12/12/2006 |
| 7118375 | Method and system for dental model occlusal determination using a replicate bite registration impression Systems and methods for imaging a dental occlusal registration impression; developing a digital 3D surface contour model of the occlusal registration impression from the image data; electronically transferring the data representing the digital 3D surface contour mod... | 10/10/2006 |
| 7113624 | Imaging apparatus and method employing a large linear aperture An apparatus images a surface. An imager stage linearly translates the surface in a first direction. A fiber optic bundle has a first end of parallel first fiber ends defining a linear input aperture perpendicular to the first direction and parallel to the surface, ... | 09/26/2006 |
| 7110594 | Manipulating a digital dentition model to form models of individual dentition components A programmed computer is used to create a digital model of an individual component of a patient's dentition. The computer obtains a 3D digital model of the patient's dentition, identifies points in the dentition model that lie on an inter-proximal margin between adj... | 09/19/2006 |
| 7109507 | Optical object identifying device and printing apparatus An optical object identifying device has a light-emitting device, a first photodetector and a second photodetector. In the optical object identifying device, an angle of 10 to 30 degrees is formed between the optical axis of the light-emitting device and the surface... | 09/19/2006 |
| 7101461 | Method and apparatus for imaging a paper web A system and process for measuring paper formation characteristics in real time is disclosed. The system comprises apparatus used in a papermaking process, and includes a rotating forming fabric having an upper and lower surface. A paper slurry is deposited upon the... | 09/05/2006 |
| 7102741 | Printing/inspection unit, method and apparatus for printing and/or inspecting and accepting/removing specified pellet-shaped articles from a conveyer mechanism A pellet-shaped article inspection unit is structured for use with a conveyer mechanism having a plurality of carrier bars, each carrier bar being structured to convey a plurality of pellet-shaped articles along a predetermined path. The article inspection unit incl... | 09/05/2006 |
| 7068825 | Scanning system and calibration method for capturing precise three-dimensional information of objects A scanning system includes a hand-held scanning device that generates two-dimensional images of a pattern reflected off an object. The system also includes a memory and processing unit. The memory stores a calibration table for the scanner and received scanned bitma... | 06/27/2006 |
| 7068836 | System and method for mapping a surface In accordance with a specific embodiment of the present invention, an image is projected upon a surface. The image can include a pattern having a plurality of individual shapes used to measure and map the surface. The plurality of individual shapes include features ... | 06/27/2006 |
| 7069155 | Real time analytical monitor for soft defects on reticle during reticle inspection The present invention generally relates to semiconductor processing, and in particular to methods and systems for analyzing photolithographic reticle defects that include detecting soft defects on a reticle and analyzing the material composition of the defects for a... | 06/27/2006 |
| 7046377 | Method for determining corresponding points in three-dimensional measurement The invention relates to connection of corresponding points measured by a computer vision system. The points are indicated by an illuminator (LASER), by means of which several points can be illuminated on the surface of the object at the same time. A camera system (... | 05/16/2006 |
| 7034272 | Method and apparatus for evaluating integrated circuit packages having three dimensional features The present invention provides for methods and an apparatus for evaluating objects having three dimensional features. One method involves using both two dimensional data sets to improve the processing of three dimensional data sets. The two dimensional data set can ... | 04/25/2006 |
| 7027642 | Methods for registration of three-dimensional frames to create three-dimensional virtual models of objects A method and system are provided for constructing a virtual three-dimensional model of an object using a data processing system, and at least one machine-readable memory accessible to the data processing system. A set of at least two digital three-dimensional frames... | 04/11/2006 |
| 7006213 | Method for inspecting the surface of a roll cylinder and device therefor In a process for the inspection of the surface of a cylindrical body and more especially that of a mill roll, at least one zone of the surface is observed by means of an inspection device having an optical axis oriented towards this zone of the surface with a view t... | 02/28/2006 |
| 6975391 | Method and apparatus for non-destructive testing Using an image signal acquired by picking up a sample to be inspected by a color video camera, penetrant inspection and magnetic-particle inspection, which are non-destructive inspections, are carried out so that deficiency candidates, including a pseudo deficiency,... | 12/13/2005 |
| 6946670 | Effective scanning resolution enhancement An inspection system to inspect structures on a substrate. A generator directs a primary beam at the substrate along a selectable angle, thereby producing a secondary beam having properties that are characteristic of the structures on the substrate. At least one of ... | 09/20/2005 |
| 6940891 | High precision optical imaging systems and related systems This disclosure describes the design and construction of high-precision off-axis optical imaging systems. The disclosure also describes the design and construction of high-precision mounting structures for rigidly holding optical elements in an optical imaging syste... | 09/06/2005 |
| 6924911 | Method and system for multi-sensor signal detection A method and apparatus for defect detection through color-filter channels is provided. The present invention includes an electronic scanner or similar device having a multilinear imager, a computer, and software that implements all the color channels of the multilin... | 08/02/2005 |
| 6913200 | Scanning parameterization for biopolymeric array scanner Methods for programming an array scanner to scan a plurality of biopolymer arrays are provided. In the subject methods, individual scanning parameters for at least two different arrays of the plurality of arrays to be scanned are selected and input into the array sc... | 07/05/2005 |
| 6853393 | Picture reading device and image forming apparatus In a picture reading device having a light emitting element that obliquely irradiates the surface of a paper with light, an area sensor that reads its irradiated area as a picture in which information related to a paper is read on the basis of the read results, the ... | 02/08/2005 |
| 6747697 | Method and apparatus for digital image defect correction and noise filtering An adaptive median filter (40) provides dynamic detection and correction of digital image defects which are caused by defective or malfunctioning elements of a radiation detector array (20). The adaptive median filter receives (100) lines of pix... | 06/08/2004 |
| 6740896 | Sensitivity adjusting method for pattern inspection apparatus In a pattern inspection apparatus inspecting a pattern formed on a device and the like with a plurality of inspection lights, a sensitivity adjustment method in which respective optical systems associated with the inspection lights are efficiently and precisely chec... | 05/25/2004 |
| 6603101 | Heating device, method for evaluating heating device and pattern forming method A heating apparatus for performing heat treatment on a wafer applied with a resist before or after exposure includes a heating plate for heating a wafer which is placed on the heating plate, a light intensity detecting apparatus for irradiating light on t... | 08/05/2003 |
| 6600166 | Scanning exposure method Disclosed is a scanning exposure method, in which, when a pattern formed on a mask is transferred onto a wafer via an optical projection, the projecting region of the mask is limited by a slit, and the mask and the wafer are scanned in synchronism with th... | 07/29/2003 |
| 6584236 | Image processing apparatus and method for image processing An image processing apparatus for detecting the inclination of an object is provided. This image processing apparatus has a read means which reads the object and outputs image data, an amount of change calculation means which calculates the sum of the amo... | 06/24/2003 |
| 6552354 | Photo device for monitoring setting width of saw teeth In order to obtain a simple, inexpensive and low-maintenance monitoring device for controlling the setting width of individual teeth of saw blades or belt-saw blades, in particular for controlling the setting result of a setting machine the present invent... | 04/22/2003 |
