Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
11/2000
11/02/2000EP1048475A2 Method and apparatus for minimizing color hue shifts in bi-directional inkjet printing
11/02/2000EP1048474A1 Image exposure apparatus
11/02/2000EP1048172A2 Use of a watermark for the purpose of copy protection
11/02/2000EP1048168A1 Anti-counterfeiting method and apparatus using digital screening
11/02/2000EP1048166A2 Image communication device and method for communication terminal
11/02/2000EP1048004A1 Image compression method
11/02/2000EP0846250B1 System for scanning and digitizing large images using a reseau
11/02/2000EP0744110B1 Correcting angle of optical image for improving efficiency of facsimile encoding
11/02/2000DE19950269A1 Picture/image drawing device for removal of aliasing which appears as graded section on edge of polygon has calculation unit for inclination of a side/page of a polygon
11/02/2000DE19919624A1 Verfahren, System und Computerprogramm zum Komprimieren und Übertragen von Bildrasterdaten Method, system and computer program for compressing and transmitting image raster data
11/02/2000DE10015101A1 Grayscale image processing with an input image of which every pixel value is between 0 and N has B elementary picture/images produced in such a way that they are processed using an error distribution
11/02/2000DE10000593A1 Procedure to identify position of exchangeable media handling devices for printer, copier by monitoring power supply to each unit
11/02/2000CA2367824A1 A method for calculating gain correction factors in a digital imaging system
11/02/2000CA2367467A1 Method for compensating the digital watermarking distortion on a multimedia signal
11/02/2000CA2367420A1 Method for inserting a watermark into an image
11/01/2000CN2404286Y Set-top box for satellite television
11/01/2000CN2404285Y Facsimile telephone transmission apparatus
11/01/2000CN1272288A Encoding information stream organized as sequence of pictures
11/01/2000CN1271912A Equipment, method or storage media used for image processing
11/01/2000CN1271910A Image readout equipment possessing multi wave length illuminating source and control method of said equipment
11/01/2000CN1058121C System and method for facsimile data transmission
11/01/2000CN1058120C Operation method and device for compensation of distortion due to digital scanning movement
10/2000
10/31/2000US6141753 Secure distribution of digital representations
10/31/2000US6141695 Email system converts email data to a different format according to processing mode information set in memory in correspondence with post office information
10/31/2000US6141511 Fixing device for use in an image forming apparatus that has first and second heater lamps and first and second controllers
10/31/2000US6141507 Service system for image forming apparatuses
10/31/2000US6141482 Method for saving, accessing and reprinting a digitized photographic image
10/31/2000US6141464 Robust method for finding registration marker positions
10/31/2000US6141460 Method for detecting edges in an image signal
10/31/2000US6141459 Method and apparatus for processing image pyramid borders
10/31/2000US6141456 Methods and apparatus for combining downsampling and inverse discrete cosine transform operations
10/31/2000US6141455 Image encoding apparatus employing analog processing system
10/31/2000US6141450 Image compression system using halftoning and inverse halftoning to produce base and difference layers while minimizing mean square errors
10/31/2000US6141446 Compression and decompression system with reversible wavelets and lossy reconstruction
10/31/2000US6141445 Multiresolution lossless/lossy compression and storage of data for efficient processing thereof
10/31/2000US6141122 Data compressing method, image data memory, and method and device for expanding compressed data
10/31/2000US6141121 Method and apparatus for color halftoning
10/31/2000US6141120 Color calibration method and system having independent color scanner profiles
10/31/2000US6141117 Image processing apparatus and method
10/31/2000US6141116 System and method for secured transmission of data over telephone communications system
10/31/2000US6141114 Edge enhanced error diffusion with artifact correction in areas of highlights and shadows
10/31/2000US6141112 Shared memory image forming system
10/31/2000US6141111 Image printing system and image printing method
10/31/2000US6141110 Image forming apparatus and method for controlling multi-phase stepping motor for use in image forming apparatus
10/31/2000US6141109 Data communication apparatus and method including control of sorter to change print discharge bin according to received address signal or number of pages
10/31/2000US6141045 Method for detecting defective photosensor circuits in a photosensor array
10/31/2000US6141044 Method and system for coherent image group maintenance in memory
10/31/2000US6141043 Scanner having remote control system
10/31/2000US6141039 Line sequential scanner using even and odd pixel shift registers
10/31/2000US6141031 Aerial color registration
10/31/2000US6141030 Laser exposure unit including plural laser beam sources differing in wavelength
10/31/2000US6140945 Coding apparatus, decoding apparatus, coding-decoding apparatus and methods applied thereto
10/31/2000US6140944 Variable-length coding device and method using table that holds information on presence/absence of code correspondingly to region represented by combination of run data and level data
10/31/2000US6140786 Method for controlling a temperature of an electric motor
10/31/2000US6140629 Image reading method and image reading apparatus
10/31/2000US6139197 Method and system automatically forwarding snapshots created from a compressed digital video stream
10/31/2000US6139174 Light source assembly for scanning devices utilizing light emitting diodes
10/31/2000US6139127 Ink-jet recording method for reducing white blur and recording apparatus for practicing the method
10/31/2000US6139126 Information recording apparatus that records by driving plural groups or arrays of recording elements
10/31/2000US6139010 Sheet convey apparatus
10/31/2000CA2199103C Data processing system and data processing method
10/31/2000CA2031969C Photographic color copying apparatus
10/26/2000WO2000064185A1 Standard compression with dynamic range enhancement of image regions
10/26/2000WO2000064141A1 Apparatus and method for generating and displaying histograms of color images for color correction
10/26/2000WO2000064140A1 Low vision panning and zooming device
10/26/2000WO2000064094A1 Method and device for inserting and authenticating a digital signature in digital data
10/26/2000WO2000063917A1 Multi-tone representation of a digital image on a digital nonlinear editing system
10/26/2000WO2000063911A2 Modification of media with common attributes on a digital nonlinear editing system
10/26/2000WO2000063832A1 Method of scanning a color image and the device for its implementation
10/26/2000WO2000063647A2 Method of detecting a watermark in digital images
10/26/2000WO2000062675A1 Optimized ct protocol
10/26/2000WO2000062674A1 Half field of view reduced-size ct detector
10/26/2000WO2000039625A3 Rotational scanning image recording system
10/26/2000WO2000011599A9 Encoding and decoding a message within an image
10/26/2000DE3448425C2 Electronic copier image data processing system
10/26/2000DE3153762C2 Multiple copy printer with fast throughput
10/26/2000DE19918662A1 Anordnung zur Transformation von Bild-Daten Arrangement for transformation of image data
10/26/2000DE19918538A1 Vorrichtung zum Bewegen eines Molches durch eine Rohrleitung, wie eine Pipeline, und Dichteinrichtung für eine solche Vorrichtung Device for moving a pig through a pipeline, such as a pipeline, and sealing means for such a device
10/26/2000DE19918117A1 Verfahren und Faxgerät zur Anrufweiterschaltung eines eingehenden Faxrufes Method and a fax machine call forwarding an incoming Faxrufes
10/26/2000DE19916524A1 Verfahren zur Herstellung eines Bildmotivs auf einem Bildmaterial A process for producing a master image on a screen material
10/26/2000DE19914913A1 Determining overfill parameters for printed pages involves determining test element pattern shift between two color printouts and using to compute optimum overfill width
10/26/2000DE10017842A1 Integrated Digital Services Network terminal has controller for reading parameter from memory for specified address, setting in link establishment message for sending to address
10/26/2000CA2383536A1 Method and device for inserting and authenticating a digital signature in digital data
10/26/2000CA2369982A1 Low vision panning and zooming device
10/26/2000CA2306652A1 Digital painting
10/25/2000EP1047263A1 Color image reproduction with accurate inside-gamut colors and enhanced outside-gamut colors
10/25/2000EP1047262A2 Method and facsimile device for call forwarding an incoming fax call
10/25/2000EP1047261A2 Image buffer with multiple access modes
10/25/2000EP1047260A1 Apparatus for exposure of printing plates using signals to offset image incline distortion
10/25/2000EP1047259A2 Apparatus, method and medium for information processing
10/25/2000EP1047020A2 Picture data transformation device
10/25/2000EP1046948A1 Digital exposure type photo processing apparatus
10/25/2000EP1046941A1 Correcting method of light beam position in a scanning apparatus
10/25/2000EP1046856A2 Apparatus for moving a pig through a pipeline and a sealing device for such an apparatus
10/25/2000EP1046511A2 Test pattern printing method, information processing apparatus and printing apparatus
10/25/2000EP1046308A1 Color signal matrix adjustment
10/25/2000EP1046302A2 Compressing and decompressing an image
10/25/2000EP1046277A1 Method for confirming the integrity of an image transmitted with a loss
10/25/2000EP1046275A1 Improving facsimile call success rates in long delay and impaired channel environments without collision detection
10/25/2000EP1046274A1 Method and device for automatic digitization of documents, especially documents located inside microfilm jackets
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