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8953878 Image compressor, image processing system, and method for compressing image  
According to one embodiment, it is provided that an image compressor includes an image data controller, first to third encoders and an encoded data generator. The image data controller extracts...
8927917 Method and system for optoelectronic detection and location of objects  
Disclosed are methods and systems for optoelectronic detection and location of moving objects. The disclosed methods and systems capture one-dimensional images of a field of view through which...
8670613 Lossless frame buffer color compression  
One embodiment of the present invention sets forth a technique for lossless compression of color data. Color data for a packet including multiple sub-pixel samples is compressed using a predictor...
8538193 Methods and systems for image enhancement and estimation of compression noise  
Aspects of the present invention are related to systems and methods for determining the compression noise present in an image or frame in a video sequence and for enhancing an image or frame in a...
8502708 Encoding method and decoding method, and devices, program and recording medium for the same  
Information that includes first information identifying integer quotients obtained by divisions using prediction residuals or integers not smaller than 0 that increase monotonically with increases...
8467608 Method and apparatus for character string recognition  
A method and an apparatus for character string recognition may be provided that enables prevention of a decrease in recognition accuracy for a character string even when distortion of an image...
8259321 Methods and systems for scheduling disturbance jobs  
A method is provided for managing the scheduling of a plurality of print jobs for a print shop. The method includes obtaining a print job input stream including the plurality of print jobs. Each...
7769249 Document OCR implementing device and document OCR implementing method  
A document OCR implementing device, includes a reading part configured to read a document and form a recognition image; an obtaining part configured to perform image processing of the recognition...
7526109 Fingerprint scanner with translating scan head  
An input device with an optical scanner for use in capturing biometric images such as fingerprints. The user places the biometric image on the platen window. Movement of the platen window causes a...
7408683 Image sensor for reading image and image reading apparatus including the image sensor  
An image sensor including a plurality of photoelectric conversion elements arranged in a main scanning direction, a plurality of switching elements connected to respective ones of the...
7403644 Fingerprint scanner with translating platen  
An input device with an optical scanner for use in capturing biometric images such as fingerprints. The user places the biometric image on the platen window. Movement of the platen window allows a...
7215835 Method for operating optoelectronic sensors and sensor  
A method for operating an optical sensor which has a light receptor that receives line-by-line reflected or returned light for a complete picture. At least some of the received pictures are...
6862367 Artificial vision method and system  
An artificial vision system includes means (12, 14) for generating an image percept vector, means (16) for transforming this image percept vector into a feature vector, and means (16) for...
6839458 Processing apparatus for discriminating various types of paper and control method of procressing  
The processing apparatus for discriminating bank notes has an insert sensor for detecting the insertion of a bank note, line sensors for sampling the pattern and so forth of the bank note, and a...
6611363 Scanner including new zoom method and variable aperture  
In one embodiment, a scanner is provided having inter alia an optical zoom system, which includes a movable lens assembly and a rotatable mirror. The image to be scanned, the optical zoom system...
6539129 Image reading apparatus having plural sensors arranged adjacently in a line  
An image reading apparatus includes: a plurality of line sensors for converting pickup light into image signals, the line sensors being arranged adjacently in a line; a first signal line for...
6288794 Variable sample rate converter adaptable to rational ratios  
A variable sample rate converter, adaptable to rational ratios, converts a plurality of data having a first sample rate to a plurality of data having a second sample rate. The variable sample rate...
6181809 Apparatus for processing and digitizing photographic film in one pass  
An apparatus comprising means for processing exposed photographic film and means for digitizing the processed photographic film is disclosed. According to a preferred mode, the apparatus for...
6078685 Image reading apparatus for reading a color image by irradiating light onto an object and photoelectrically converting light from the object  
This invention has as its object to provide an image reading apparatus which can prevent color mixing even when a linear image sensor in which charge transfer units are arranged to sandwich...
6031943 Method and apparatus for distortion detection of scanned image  
The present invention is related to a method and an apparatus for distortion detection of a scanned image. The method for distortion detection of a scanned image comprises: a) obtaining a first...
6005990 System for optically scanning images using optical shutter  
An image is optically scanned by projecting the image onto an optical sensor through an optical shutter. In an exemplary embodiment, the image is projected through the optical shutter while the...
5987194 Image reading apparatus and image recording apparatus  
An image reading apparatus includes a line sensor for reading an image of a document sheet, an A/D converter for converting image data from the line sensor to multi-level image data, a...
5887085 Image processing device  
An image processing device is provided with a scanning means which performs subscanning by a pitch corresponding to a width covering a number of pixels less than the number of detectable pixels by...
5790717 Apparatus and method for predicting subjective quality of compressed images  
An apparatus and method are described for predicting a subjective quality rating associated with a reference image compressed at a given level. My apparatus includes components for, and my method...
5604826 Image recording apparatus  
An image reading apparatus which has a reader for optically reading image data of an object and for converting the image data to an electrical signal, an extractor for extracting a useful part,...
5309515 Currency note width detector  
Apparatus for accurately determining the width of a traveling document in which respective groups of LEDs are disposed along a line extending transversely of the path of document travel inwardly...
5301243 Hand-held character-oriented scanner with external view area  
A hand-held scanner is provided for reading characters from a string of characters recorded on a substrate. The scanner may be held like a pen and moved, in contact with the substrate, along the...
5299268 Method for detecting the locations of light-reflective metallization on a substrate  
The detection (e.g., mapping) of metallized features (14,16) on a surface (12) of a substrate (10), such as a printed circuit board, is accomplished by separately spanning the surface with first...
5280542 XYZ coordinates measuring system  
XYZ coordinates of an object are measured by projecting pulse slit light onto the object, imaging the slit line formed on the surface of the object by a TV camera, and processing the video signal...
5220626 Method of smoothly combining signals from overlapping sensors  
An image signal is produced by adding output signals from arrays of photoelectric transducer elements of adjacent two of a plurality of image sensors. Output signals from all of the image sensors...
5153929 Image reading apparatus outputting corrected image signals  
Image reading apparatus outputting corrected image signals includes at least one linear sensor for reading an image of an original. The linear sensor has a plurality of photodiodes and a transfer...
5109440 Image sensing apparatus  
A plurality of opto-electro conversion elements are arranged integrally in a row to constitute a line image sensor to produce respective image bit signals. A plurality of switching elements are...
5097516 Technique for illuminating a surface with a gradient intensity line of light to achieve enhanced two-dimensional imaging  
To obtain an enhanced two-dimensional image of a raised, light-reflective reflective feature (12), and its lower height surrounding background such that the contrast between them is enhanced, a...
5091978 Apparatus for line scanning a document  
An image reading apparatus having a line image sensor for line scanning a document. The line image sensor includes plural sensor chips aligned in a main scan direction for outputting image...
5077810 Distributed digital signal processing system using standard resolution processors for a high resolution sensor  
A digital processing architecture for a high resolution image sensor uses a plurality of like digital processors for time-divided processing of the output of the sensor. Each processor is...
5068913 Image reader with platen criterial mark for determining document scan start  
An image reader which has a criterion member arranged at the upstream side of a platen with respect to the subscan direction and controls a scanner so as to scan the criterion member and...
5026953 Scanner system with local scanning capability for graphic reading  
A scanner system with local scanning capability for graphic reading, which comprises a tablet, a scanner, a stylus or cursor control mouse and a main frame CPU. The scanner comprises a plurality...
5023921 Method and a device for processing electric signals coming from the analysis of the line of an image  
The invention relates to a method and a device for processing an electric signal constituting the analysis of a line of an image and issued by linear detectors such as a strip (20) of adjacent...
5006708 Method for generating radiation image signals  
A radiation image which has been recorded on a recording medium is read out at predetermined sampling intervals in order to obtain an image signal. A method for generating a radiation image signal...
4947449 Apparatus for simultaneously extracting various types of projection features of an image  
In an apparatus for simultaneously extracting various types of projection features of an image such as a character or any other figure, an image whose projection features are to be extracted is...
4947450 Optical reading apparatus  
Apparatus for reading optically a scene made up of symbols on a transparent medium comprises a transparent flat plate on which the scene is supported. An illumination system on one side of this...
4907280 Slide scanner  
A color slide transparency scanner projects an intense stripe of light through a color slide. Red, green, and blue filters successively filter the stripe of image from the slide. In some...
4887165 Document editing apparatus having detachable image reader  
A document editing apparatus comprises an apparatus body, an image reader and a detachable signal cable disconnectably connecting the image reader to the apparatus body. The image reader comprises...
4866535 Method and device for interfacing an image scanner with an image processing device  
Video data signals which are generated from a portable image scanner and temporarily stored in a shift register in an interface circuit are transferred to an external image processing device such...
4862281 Manual sweeping apparatus  
A manual sweeping apparatus comprising a housing, rollers which can rotate in contact with an original or a sheet of paper, an image sensor, a printer, memories, and a key-input section. When the...
4862512 Scanning type image reading apparatus  
The present invention relates to a scanning type image reading apparatus. The image reading apparatus includes a generator for generating serial signals each time when the scanning system is...
4851921 Manual sweeping, image data processing apparatus  
A manual sweeping, image data processing apparatus has a housing (1). When the housing (1) is moved, in contact with an original or a sheet of recording paper, the apparatus can read data from the...
4783842 Image reader for image processing apparatus  
An image reader for a facsimile apparatus or like image processing apparatus of the type having a line image sensor. A plurality of serial connections of a photodiode and a switch are arranged in...
4743768 Method and apparatus for measuring non-linearity of a pattern edge  
A method of measuring non-linearity of a pattern edge of a pattern formed on a metal plate such as a glass plate and an apparatus for measuring the same are disclosed. With this novel pattern edge...
4730930 Scanning apparatus and method  
A scanner and scanning method for scanning a sheet such as a chart. The scanner includes scanning means and detection means. The scanning means includes means for supporting and mounting the...

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