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)
09/1999
09/14/1999US5953456 Recording apparatus for repetitively recording image data of same frame and reproducing apparatus
09/14/1999US5953450 Image forming apparatus correcting the density of image information according to the type of manuscript
09/14/1999US5953397 Computer system with mode switching function and method of controlling the same
09/14/1999US5953392 Method and apparatus for telephonically accessing and navigating the internet
09/14/1999US5953391 Data communication apparatus having automatic data reception informing systems
09/14/1999US5953346 CDMA communication system which selectively suppresses data transmissions during establishment of a communication channel
09/14/1999US5953169 Rotary drum type optical filter apparatus
09/14/1999US5953135 Image forming apparatus with an upper body portion shifted relative to a lower body portion to provide a view of a paper discharging section located between the body portions
09/14/1999US5953134 Image forming apparatus and image forming method used in the same
09/14/1999US5953132 Image communication apparatus with enhanced utilization of CPU
09/14/1999US5953131 Method for relaying facsimile message by remote control
09/14/1999US5953104 Image recording method
09/14/1999US5953103 Color printer
09/14/1999US5953047 Television signal activated interactive smart card system
09/14/1999US5953041 Image analyzer and printer with shared image scanning apparatus
09/14/1999US5953038 Multilevel image recording method
09/14/1999US5952994 Method for scaling an image
09/14/1999US5952649 For evenly building up charges on a scanned surface
09/14/1999US5951713 Method and apparatus for creating color blends of an output image based on selection of non-coincident points on an input image
09/14/1999US5951002 Sheet supplying apparatus with weight detection feature
09/14/1999CA2108823C Image processing apparatus and method therefor
09/14/1999CA2098043C Gapless support system for contact type image sensor
09/14/1999CA2000705C Digital half-toning process with error diffusion
09/10/1999WO1999045713A1 Image coding method, image coding / decoding method, image coder, or image recording/reproducing apparatus
09/10/1999WO1999045707A2 Watermark detection
09/10/1999WO1999045706A2 Watermark detection
09/10/1999WO1999045705A2 Embedding auxiliary data in a signal
09/10/1999WO1999045704A2 Watermark detection
09/10/1999WO1999045697A1 Halftoning with pre-computed maps
09/10/1999WO1999045696A1 Method for hiding binary data in a digital image
09/10/1999WO1999045441A1 Improved modulator design for pattern generator
09/10/1999WO1999045440A1 Pattern generator with improved address resolution
09/10/1999WO1999045439A1 Improved pattern generator
09/10/1999WO1999045438A1 Method for pattern generation with improved image quality
09/10/1999WO1999045437A1 Pattern generator using euv
09/10/1999WO1999045436A1 Improved pattern generator for avoiding stitching errors
09/10/1999WO1999045435A1 Pattern generator with improved precision
09/10/1999WO1999045433A1 Expanded color space
09/10/1999WO1999031870A3 Spatially offset, row interpolated image sensor
09/10/1999CA2262822A1 Estimating the difference in picture quality between two versions of a video signal
09/09/1999DE19909581A1 Image processor for use in connection with digital photocopiers
09/09/1999DE19906443A1 Imaging apparatus e.g. digital electrophotographic copier
09/09/1999DE19859909A1 Apparatus for expanding data rate in computer based ISDN communication system
09/09/1999DE19856574A1 Producing widest palette of richest colors for laser printing and copying
09/09/1999DE19842010A1 Circuit for producing electrical signal in response to light, e.g. for scanner
09/08/1999EP0940993A2 Method and apparatus for generating selected image views from a larger image
09/08/1999EP0940992A2 Method and apparatus for generating selected image views from a larger image
09/08/1999EP0940975A2 Printing of hybrid images, including halftoning
09/08/1999EP0940974A2 Laser exposure apparatus and image forming apparatus
09/08/1999EP0940973A2 Registration apparatus and method for imaging at variable resolutions
09/08/1999EP0940972A2 Two-tone printer and method of making density correction curves for two tone printing
09/08/1999EP0940971A1 Image input device and method for providing scanning artifact detection
09/08/1999EP0940970A2 Scanning documents
09/08/1999EP0940969A2 Image communications
09/08/1999EP0940968A2 Image reading apparatus and processing method of image signal
09/08/1999EP0940967A2 Communication apparatus and communication method
09/08/1999EP0940780A1 Image processing device and method for detecting a reference pattern
09/08/1999EP0940773A2 Image processing method and image processing apparatus
09/08/1999EP0940733A1 Imaging apparatus
09/08/1999EP0940717A1 System and method for transferring images on an image content of a first format to a photosensitive film of a second format
09/08/1999EP0940038A1 Video viewing experiences using still images
09/08/1999EP0940037A1 Detecting a watermark embedded in an information signal
09/08/1999EP0929970A4 Systematic image group formation
09/08/1999EP0756798B1 Portable communication apparatus
09/08/1999CN1228000A Method for correcting charge coupled element and its apparatus
09/08/1999CN1227999A Method for correcting multi-charge coupled element and its apparatus
09/08/1999CN1227998A Image scanner and correcting method
09/08/1999CN1045040C Television system for transmitting pictures in digital form
09/07/1999US5950148 Apparatus and method for maintaining and controlling electronic apparatus provided with communication function
09/07/1999US5950053 Illumination compensation device of scanner
09/07/1999US5950045 Input device
09/07/1999US5950042 Image forming apparatus and method of controlling the same
09/07/1999US5950037 Using an electrophotography system
09/07/1999US5950036 Image processing apparatus having calibration control and related method
09/07/1999US5950024 Photographic and video image system
09/07/1999US5949978 Data communication apparatus and method capable of selecting a communication database in accordance with an attribute of a destination
09/07/1999US5949969 Image processing apparatus
09/07/1999US5949968 Method and apparatus for processing data for a visual-output device with reduced buffer memory requirements
09/07/1999US5949967 Transforming input color values to device control signals
09/07/1999US5949966 Multiple tonal range image processing system
09/07/1999US5949965 Correlating cyan and magenta planes for error diffusion halftoning
09/07/1999US5949964 Method and apparatus for halftoning of images in a printer
09/07/1999US5949963 Image formation apparatus exposing photoconductor according to image density data to form image thereon
09/07/1999US5949962 Method for calculating color correction conditions, a method for determining an exposure amount for printing, an image processing apparatus, a printing exposure apparatus and a storage medium
09/07/1999US5949950 Apparatus for recording picked up image signal on second memory through first memory
09/07/1999US5949924 Image processing apparatus, method and computer program product
09/07/1999US5949923 Image reader
09/07/1999US5949922 Image reading apparatus
09/07/1999US5949921 Image processing apparatus for reading an image by hand scanning
09/07/1999US5949918 Method and apparatus for performing image enhancement
09/07/1999US5949917 Block distortion corrector and image signal expander
09/07/1999US5949915 Image processing method and apparatus
09/07/1999US5949913 Method and apparatus for modifying multi-tone image
09/07/1999US5949903 Indentification of a particular color image using distribution, and circuitry for same
09/07/1999US5949885 Access control method
09/07/1999US5949861 System and method for improving protocol delay tolerances
09/07/1999US5949860 Method and apparatus for receiving facsimile message in facsimile connected to external telephone
09/07/1999US5949859 AIN based Internet FAX routing
09/07/1999US5949858 Telephone network emulator useful in adapting a facsimile device to operate as a scanner or printer
09/07/1999US5949556 Image processing suitable for changing the number of colors in an image
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