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6438276 |
Imaging system having a sensor array reset noise reduction mechanism
What is disclosed is an apparatus for reducing row reset noise in photodiode based complementary metal oxide (CMOS) sensors. The apparatus uses at least one reference pixel for each row of pixels...
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6418245 |
Dynamic range expansion method for image sensed by solid-state image sensing device
An image sensing device senses an image of an object in a first luminous exposure in a predetermined image sensing position to obtain image data of the image, and a second luminous exposure which...
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6412076 |
Signal processing apparatus and image sensing apparatus
Disclosed is a signal processing apparatus in which it is possible to obtain a favorable system construction in a case where the main unit of the apparatus and an external device have been...
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6408110 |
Tiled imaging apparatus providing substantially continuous imaging
An imaging apparatus includes a plurality of imaging device tiles arranged on an imaging support. Each of the imaging device tiles includes an imaging device having an imaging surface and a...
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6408087 |
Capacitive semiconductor user input device
A method of and system for providing user input to a computer, or the like, having a display by detecting a change in fingerprint pattern of a user. The system controls the position of a pointer on...
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6404515 |
Image reading apparatus
In an image reading apparatus, a sensor box to which a lens and an image sensor are fixed is moved with respect to a film original, so that focus adjustment can be reliably performed in reading an...
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6404938 |
Dummy clock control method and apparatus for a sequential I/O device
A method and apparatus for speeding up the reading speed of a sequential I/O device, such as a Charge Coupled Device, is disclosed. The method involves in providing normal clocks for reading...
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6400854 |
Image forming apparatus and method for reducing original document conveying speed when forming a reduced image
An image forming apparatus includes an original document conveying device to convey an original document at a predetermined conveying speed according to a magnification ratio. An original document...
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6393141 |
Apparatus for surface image sensing and surface inspection of three-dimensional structures
An apparatus for providing a two-dimensional image of a three-dimensional object illuminates the surface of the object using an illumination source. Portions of the surface are imaged through an...
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6385351 |
User interface high-lighter function to provide directed input for image processing
A user interface high-lighter function for scanner software that allows a user to automatically select a portion or several disjoint portions of text within a region of text in a preview scan of a...
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6381377 |
Generating a high resolution scan image with a low resolution scan sensor
An image scanning apparatus is described that includes a sensor having an array of imaging elements that generates a plurality of scan lines of image pixels from an original image. The image...
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6381378 |
Dynamic thresholding module
A dynamic threshold two-level A/D converter, also termed a tracking digitizer circuit. The module circuitry includes a comparator circuit and a tracking low-pass filter circuit. The dynamic...
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6377714 |
Method for archiving master images by digital image data processing
A method for archiving a master image, including the steps of pre-detecting a resolution of a master image which is at least one of a geometric, a radiometric and a spectral resolution, adaptively...
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6373999 |
Photoelectric imaging apparatus and method of using
A photoelectric imaging device is disclosed in which the object to be imaged is illuminated by light from an external light source, such as a video display. Use of an external light source...
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6366760 |
Method for imaging test answer sheets having open-ended questions
An imaging system includes two sets of cameras: a first set for capturing optical mark or optical character recognition data and a second set for capturing visual images. Full visual images of...
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6366708 |
Scanner
A scanner utilizing an illuminating device, monochromatic light sources, and scanning elements to improve the color separation and reduce color crosstalk for generating chrominance component...
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6360030 |
Illumination device and image reading apparatus using the same
The form of a light condensing part of an illuminating device is of a freer form such as expressed by a general polynomial, rather than a round cross-sectional form. Accordingly, an illumination...
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6356672 |
Method and apparatus for reducing the color registration artifact of image capture devices
A method for color registration in a image capturing device includes arranging multiple rows and multiple columns of pixel capturing elements in a sensor array; capturing a luminance component of...
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6351574 |
Interactive verification of OCRed characters
This invention discloses a key-in method including a manual keying in phase, and an automatic accuracy enhancement phase, wherein at least one of the manual phase, the automatic phase and the...
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6349155 |
Image reading apparatus and method for preventing electric noise
An image sensor unit, and method, used in an image reading apparatus such as a facsimile machine, image scanner, copier machine, includes a feeding path through which a feeding document, having an...
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6343162 |
Contact type image sensor and information processing apparatus
In a contact type image sensor having a sensor array mounting photosensors, a focussing unit for focussing light from an original upon the photosensors, and a frame for holding in position the...
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6335806 |
Document pressing structure in scanning device
A document pressing structure is provided in a flatbed scanner for facilitating close contact between a document to be scanned and a scanning platform to maintain a constant depth of field. The...
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6334003 |
Data input system for enabling data input by writing without using tablet or the like
A data input system is provided with an input pen. A sequence of characters are traced with the input pen, and image data on them are read from the image scanner incorporated in the input pen. Each...
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6334002 |
Image reader apparatus
An image reader apparatus includes: an image pickup device which is controllably exposed to an object to produce an image signal of the object; a mover which moves the object and the image pickup...
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6324311 |
Method and apparatus for integrating an image capture device with a light source
An integrated image capture device and a desk and floor lamp. The image capture device is adapted to plug or screw into the light bulb socket of the lamp so that the image capture device may obtain...
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6323959 |
Color image processor
An image processor receives color image data and converts them to image data of cyan, magenta, yellow and black necessary for image forming. The received color image data are subjected to color...
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6324310 |
Method and apparatus for scanning a fingerprint using a linear sensor
A method and apparatus for scanning a fingerprint using a linear optical sensor. A finger or palm is rolled over a transparent roller. A light source directs light through the roller to illuminate...
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6314213 |
Image processing apparatus and method which process image on the basis of direction of document
The direction of the document in the original image read by an image reader unit (101) is discriminated by a document direction discrimination unit (102). Rotation processing and the like are...
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6304666 |
Apparatus for sensing patterns of electrical field variations across a surface
An array of nonvolatile field effect transistors used to sense electric potential variations. The transistors owe their nonvolatility to the movement of protons within the oxide layer that occurs...
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6301371 |
Object identification system applications
The invention introduces applications of the use of coherent and non-coherent light in the high wavelengths of the visible spectrum and in the near wavelengths of the infrared spectrum. The...
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6298176 |
Symbol-controlled image data reading system
The invention relates to a system for imaging a scene comprising an optical reader and a specially structured symbol configured complementarily with the reader so that when the reader reads the...
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6298172 |
Method for performing image-acquisition with preview of image to be transferred
Summarily described, the invention embraces an improved image-acquisition apparatus of the type having a transparent platen with an inner surface and outer surface, where a workpiece having graphic...
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6298175 |
Object sensor system comprising controlled light source
This relates to a system for sensing the presence of an object in the field of view of an imaging assembly of a stationary position optical reader. The system includes a light source disposed in a...
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6295389 |
Image forming apparatus that facilitates operation setting
In a copy machine which is one type of an image forming apparatus, a job out of a plurality of jobs to be displayed on a display is selected according to a state of the copy machine and an...
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6295391 |
Automatic data routing via voice command annotation
A system for automatically routing data captured by devices, such as digital cameras, personal digital assistants, laptop computers, or portable document scanners, through voice command annotation...
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6295388 |
Method for selecting an area of full resolution image detail for viewing during scanning
A detail area of a low resolution preview scan is selected to determine the quality of a subsequent high resolution scan. A detail window containing high resolution image data corresponding to the...
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6292275 |
Image scanning apparatus and method, and mirror drive method and mechanism
The present invention enables to scan in a sub scan direction an image on a scan medium placed on a flat plane using a simple configuration of a one-dimensional image sensor at a fixed position in...
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6289139 |
Single chip color CMOS image sensor with two or more line reading structure
The present invention is directed to a single chip color CMOS image sensor with a novel two or more line reading structure which is compatible with MOS fabrication technology. The invention allows...
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6282331 |
Apparatus of alignment for scanner and a method of the same
An alignment pad is set in front of the image sensor. A lens is set between the alignment pad and the image sensor. The alignment pad includes a set of boundary alignment patterns. At least one...
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6275602 |
Illumination for imaging
Arrangement for lifting image of checks, with Xenon lamp, Fluorescent lamp or like source of stable-wavelength-output and CCPD Camera means selected to exhibit "close-to-human" spectral response...
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6249618 |
Circuit architecture and method for switching sensor resolution
The disclosed architecture for an image sensor and the associated method employ an internal switching mechanism controlled by a much reduced number of shift registers to facilitate the readout of...
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6243503 |
Data acquisition device for optical detection and storage of visually marked and projected alphanumerical characters, graphics and photographic picture and/or three dimensional topographies
The data acquisition device comprises a projecting device for projecting the light emitted by a radiation source onto a section of a marked surface, and an optical unit for recording and...
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6240199 |
Electronic apparatus having improved scratch and mechanical resistance
Embodiments of the invention include a sensor such as a capacitive sensor with improved scratch resistance. The sensor has a substrate and a layer of sensing elements formed thereon that are formed...
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6236770 |
Batch scanning method of an image scanner
The present invention relates to a scanning method of an image scanning system for scanning a plurality of designated areas. The system comprises a transparent platform having front, rear, left and...
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6226422 |
Voice annotation of scanned images for portable scanning applications
A scanning device that scans a document and allows a user to voice annotate the scanned document by speaking into a voice pickup located in the device. The data from scanning is saved as an image...
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6226421 |
Image input device
An image input device includes an image reader capable of realizing conversion of image resolution. The image input device includes a scanner driving unit provided with a resettable resolution...
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6219468 |
Image detection system
In an image detection system having within one-chip IC an area sensor, an area sensor driver for driving the area sensor and an area sensor output processing circuit for processing an output of the...
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6212824 |
Methods for classifying plants for evaluation and breeding programs by use of remote sensing and image analysis technology
Methods for classifying plants by remote sensing and image analysis technology are presented. These methods are useful for evaluating plants and for selecting plants for a plant breeding program...
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6195469 |
Image processing apparatus for shading correction
An image processing apparatus includes a shading data calculating section for two-dimensionally mapping digitized data obtained by photo-electrically detecting uniform light converged by a lens by...
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6195474 |
Pathology dependent viewing of processed dental radiographic film having authentication data
The present invention automatically and quickly digitizes small format films, such as dental radiographs, processes digital images, and provides a means for digital image authentication. The...
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