Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
08/1996
08/06/1996US5543938 Facsimile apparatus and method for transmitting information to a plurality of destinations
08/06/1996US5543936 Image adjustment system for translating raw input levels to adjusted input levels
08/06/1996US5543935 Halftoning method using space filling curves
08/06/1996US5543925 Playback apparatus with selective user preset control of picture presentation
08/06/1996US5543896 Method for measurement of tone reproduction curve using a single structured patch
08/06/1996US5543893 Copier apparatus and method with improved jam recovery
08/06/1996US5543892 Image forming apparatus connected to an information management apparatus through a communication line
08/06/1996US5543855 Image processing method and apparatus with error diffusion
08/06/1996US5543837 Photometry device
08/06/1996US5543835 Electronic camera featuring single image processing
08/06/1996US5543833 Scanner focussing method and apparatus concurrently displaying multiple partial scans with different focus settings
08/06/1996US5543830 Apparatus with light emitting element, microlens and gradient index lens characteristics for imaging continuous tone images
08/06/1996US5543829 Method and apparatus for adjusting the curvature of a folding mirror in a raster scanning system
08/06/1996US5543825 High efficiency multispot facet tracked raster output scanning system
08/06/1996US5543473 Electrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the same
08/06/1996CA2055058C Automatic correction for color printing
08/06/1996CA2028092C Binary image processing apparatus
08/01/1996WO1996023386A1 Distributed photographic system for taking self portraits
08/01/1996WO1996023274A1 Method and apparatus for optical sensor system and optical interface circuit
08/01/1996WO1996023201A1 Intaglio engraving method and apparatus
08/01/1996CA2209191A1 Method and apparatus for optical sensor system and optical interface circuit
07/1996
07/31/1996EP0724364A2 Hadamard transform coding/decoding method and apparatus for image signals
07/31/1996EP0724356A2 An improved method and system for forming multi-level halftone images from an input digital image
07/31/1996EP0724355A2 Data communication apparatus
07/31/1996EP0724354A2 Image forming system including sorter unit
07/31/1996EP0724167A1 Method for quality assurance in digital radiography
07/31/1996EP0723728A1 Colour value conversion process and device
07/31/1996EP0723685A1 Method for enabling printed documents to retain electronic links to electronic reference information
07/31/1996EP0516835B1 Integrating light source utilizing a fluorescing reflector for improved light emission and color balance
07/31/1996EP0513333B1 Illumination system for a film scanner
07/31/1996CN2232178Y Power transmission for facsimile
07/31/1996CN1127972A Image processing apparatus and method
07/30/1996US5542052 Applying traps to a printed page specified in a page description language format
07/30/1996US5542041 Apparatus for, and methods of, providing a universal format of pixels and for scaling fields in the pixels
07/30/1996US5542031 Halftone computer imager
07/30/1996US5542029 System and method for halftoning using an overlapping threshold array
07/30/1996US5542008 Method of and apparatus for compressing image representing signals
07/30/1996US5542007 Form dropout compression method which handles form white-out and writing in shaded and white-out areas of the form
07/30/1996US5541993 Structure and method for secure image transmission
07/30/1996US5541984 Communication control apparatus
07/30/1996US5541771 Beam splitter for use in a color imaging assembly
07/30/1996US5541761 Optical beam scanning apparatus adjusting focal point over entire image forming area by feedback control
07/30/1996US5541743 Method of and apparatus for generating halftone image with compensation for different dot gain characteristics
07/30/1996US5541742 Color correction system for transforming color image from one color space to another
07/30/1996US5541741 Image processing with anti-forgery provision
07/30/1996US5541740 Image processing apparatus
07/30/1996US5541736 Color image forming system which conducts charging exposure and development with respect to a photosensitive medium at a plurality of times
07/30/1996US5541656 Digital camera with separate function and option icons and control switches
07/30/1996US5541653 Method and appartus for increasing resolution of digital color images using correlated decoding
07/30/1996US5541652 Sensor assembly for constructing
07/30/1996US5541645 Method and apparatus for dynamically determining and setting charge transfer and color channel exposure times for a multiple color, CCD sensor of a film scanner
07/30/1996US5541644 Image reproducing apparatus
07/30/1996US5541637 Image exposure apparatus with compensation for variations in scanning rate
07/30/1996US5541634 Color printer with shiftable laser unit
07/30/1996US5541627 Method and apparatus for ejecting a droplet using an electric field
07/30/1996US5541542 Halftone image device and its driving circuit
07/30/1996US5541476 Image reader
07/30/1996US5541421 Light collector having optically coated acrylic substrate
07/30/1996CA2063070C White level detection circuit for an optical image reader
07/25/1996WO1996022653A1 Fax machine with automatic reply
07/25/1996WO1996022652A1 Smart phone integration with computer systems
07/25/1996WO1996022578A1 Method and apparatus for characterizing the performance of a printer or an imaging system
07/25/1996WO1996015627A3 System and method for transmitting picture or sound signals
07/25/1996DE19603080A1 Deep printing engraving system for engraving cells on cylinder for intaglio printing
07/25/1996DE19601564A1 Digitale Bildinterpolationsvorrichtung mit einer Vielzahl von Interpolationskernen Digital image interpolator having a plurality of Interpolationskernen
07/25/1996DE19513030C1 Monochromatic colour image representation system
07/25/1996DE19501960A1 Telephone-facsimile switching
07/24/1996EP0723375A2 Post-processing device and method for eliminating blocking artifacts from decompressed images
07/24/1996EP0723364A2 Real-time image enhancement techniques
07/24/1996EP0723363A2 Method of colour conversion
07/24/1996EP0723362A1 Colour image forming apparatus
07/24/1996EP0723361A2 Image forming apparatus
07/24/1996EP0723360A2 Image forming apparatus
07/24/1996EP0723359A2 Image forming apparatus
07/24/1996EP0723249A2 Image transmission system having a mesh setting device
07/24/1996EP0723248A2 Memory organization and method for multiple variable digital data transformation
07/24/1996EP0722645A1 Telecommunications system incorporating integrated camera and video compression/encoding apparatus
07/24/1996EP0722598A1 Apparatus with reduction/magnification image size processing for producing low-pass filtered images
07/24/1996EP0722581A1 Method for the electronic assembly of printer's forms
07/24/1996CN1127562A Method and device for encoding image signal and image signal decoding device
07/24/1996CN1127561A Retrieval system for the transfer of information
07/24/1996CN1127391A Scan type display device with image scanning function
07/23/1996US5539866 Method and apparatus for accurately rendering half-bitted image pixels
07/23/1996US5539865 Method and apparatus for processing data for a visual-output device with reduced buffer memory requirements
07/23/1996US5539863 Method and apparatus for positioning an image onto a recording medium
07/23/1996US5539843 Image processing system
07/23/1996US5539842 Method and apparatus for compressing and decompressing images of documents
07/23/1996US5539719 Light beam deviation detecting device used in an image forming apparatus
07/23/1996US5539667 Method and apparatus for improved digital film recorder
07/23/1996US5539616 Modular portable computer
07/23/1996US5539541 Image processing apparatus including noise elimination circuits
07/23/1996US5539540 Method and associated apparatus for transforming input color values in an input color space to output color values in an output color space
07/23/1996US5539539 Color converting circuit for use in an image forming apparatus
07/23/1996US5539538 Facsimile machine having a single feeding path for document and recording sheet
07/23/1996US5539537 Facsimile apparatus having a white-line skipping function
07/23/1996US5539536 Linear imaging sensor having improved charged transfer circuitry
07/23/1996US5539535 Portable electronic still camera recording optical images of subjects in a memory which facilitates memory access from an external request
07/23/1996US5539534 Method of scaling an image capable of line width preservation
07/23/1996US5539533 Facsimile machine
07/23/1996US5539532 Image reading apparatus with varied subscanning speed