Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
11/1997
11/18/1997US5688056 Method for controlling a printer in order to obtain postages
11/18/1997CA2106440C Method and apparatus for reducing correlated errors in subband coding systems with quantizers
11/18/1997CA2094365C Ink jet recording system using decomposed images
11/18/1997CA2051908C Facsimile apparatus
11/13/1997WO1997042754A1 Color imaging system and process with high-speed rendering
11/13/1997WO1997042753A1 Reprographic data transfer system
11/13/1997WO1997042752A1 Communication terminal and computer system
11/13/1997WO1997042603A1 System and method for processing a page description in an imaging system
11/13/1997WO1997042596A1 Method and apparatus for illumination of light-sensitive materials
11/13/1997WO1997042595A1 Method and apparatus for illumination of light-sensitive materials
11/13/1997WO1997042033A1 Colour print standardisation
11/13/1997WO1997034424A3 Single sensor color camera
11/13/1997DE19717990A1 Engraving arrangement adjustment method for print cylinder
11/13/1997DE19618501A1 Method of scanning a number of small documents using computer system with image scanner
11/13/1997CA2253623A1 Method and apparatus for illumination of light-sensitive materials
11/12/1997EP0806872A2 Video signal encoding apparatus using a block shuffling technique
11/12/1997EP0806865A2 Matrix-based gray component replacement for color halftoning
11/12/1997EP0806864A2 Image processing systems
11/12/1997EP0806863A2 Image classification system with fuzzy logic
11/12/1997EP0806862A2 An image processor for processing various sizes of a processing medium
11/12/1997EP0806861A1 Electronic image printing apparatus attachable to a photographic processing apparatus
11/12/1997EP0806860A1 Apparatus and method for processing and digitizing a light-sensitive photographic material
11/12/1997EP0806709A2 Image forming apparatus
11/12/1997EP0806690A2 Rotating device and light beam deflecting apparatus
11/12/1997EP0806107A1 Distributed photographic system for taking self portraits
11/12/1997EP0806018A1 Method and apparatus for optical sensor system and optical interface circuit
11/12/1997EP0805957A1 Intaglio engraving method and apparatus
11/12/1997EP0630547B1 Picture data encoding method
11/12/1997EP0494288B1 Apparatus for processing a digital image for window width, level and curve shape
11/12/1997CN1164789A Origin detector in image scanner
11/12/1997CN1164788A Facsimile apparatus having V.8 protocol facility and facsimile communication method
11/12/1997CN1164676A Image formation device
11/12/1997CN1164674A Two-dimensional modulation for line screen printing
11/11/1997USRE35657 Means for combining data of different frequencies for a raster output device
11/11/1997US5687412 Camera for selectively recording images recorded on a photographic film on a magnetic tape
11/11/1997US5687332 Image edit processing system
11/11/1997US5687306 Image editing system including sizing function
11/11/1997US5687303 Printer controller for object optimized printing
11/11/1997US5687302 Method of transferring recording data to recording device
11/11/1997US5687300 Process for creating five to seven color separations used on a multicolor press
11/11/1997US5687297 Multifunctional apparatus for appearance tuning and resolution reconstruction of digital images
11/11/1997US5687296 Image data processor having data bus switching circuit for changing image resolution
11/11/1997US5687256 Image coding and decoding apparatuses with variable block boundaries
11/11/1997US5687252 Image processing apparatus
11/11/1997US5687250 Image quality analysis method and apparatus
11/11/1997US5687236 Steganographic method and device
11/11/1997US5687010 Dual motion scanning method and apparatus therefor
11/11/1997US5687009 Device and method for maintaining image scanner data output rate without regard to scanline length while maintaining a constant integration time
11/11/1997US5687008 Image reading apparatus
11/11/1997US5687007 Image reading device including prevention of thermally induced component dislocation
11/11/1997US5687006 Image regenerating apparatus having improved character resolution and pattern gradation
11/11/1997US5687005 Method of optimizing the reproduction of a picture copy through minimization of elementary halftone cell overlap
11/11/1997US5687004 Apparatus for scanners system having an infrared ray source
11/11/1997US5687003 Reader with high-resolution mode and high-speed mode
11/11/1997US5687002 Image forming apparatus with a solid-state scanning optical print head
11/11/1997US5687001 Halftone image ion printer
11/11/1997US5687000 Colorant-amount transforming method
11/11/1997US5686998 System for adjusting color intensity of neighboring pixels
11/11/1997US5686960 Image input device having optical deflection elements for capturing multiple sub-images
11/11/1997US5686959 Image quality inspection system and image synthesis method
11/11/1997US5686953 Imaging system and method using linear perceived optical density interface
11/11/1997US5686720 Device for acquiring data related to topography of a medium
11/11/1997US5685652 Method of preparing threshold matrix and method of and apparatus for generating halftone image
11/11/1997US5685502 Filmstrip receiving apparatus
11/06/1997WO1997041679A2 Spot position indication signal generation
11/06/1997WO1997041513A1 Geographical exploration system and method
11/06/1997DE3051215C2 Droplet generating method for ink jet recording appts.
11/06/1997DE19715696A1 Searching and locating documents on world wide web
11/06/1997DE19714945A1 Ein eine Abbildung bildendes Gerät für eine Halbton-Aufzeichnungs- und -Schattierungs-Kompensation und ein eine Halbton-Abbildung bildendes Verfahren An image forming device for a halftone recording and -Schattierungs compensation and a halftone image forming method
11/06/1997DE19714886A1 Gamma correction process for colour film video signals
11/06/1997DE19713946A1 Facsimile apparatus with modem data rate selection
11/06/1997DE19713199A1 Control of flash facility of digital camera
11/06/1997DE19711996A1 Voice signal discrimination apparatus for telephone connection
11/06/1997DE19708195A1 Image processing method with dynamically adjustable compression
11/06/1997DE19617580A1 Photographic camera with CCD sensors coupled to memory
11/05/1997EP0805596A1 Motion vector detection and band compression apparatus
11/05/1997EP0805587A2 Seamless parallel neighbourhood process halftoning
11/05/1997EP0805586A2 Method and apparatus for generating halftone dots for color printing
11/05/1997EP0805585A1 Method of manufacturing gray level models
11/05/1997EP0805584A2 Capstan driven virtual internal drum imagesetter
11/05/1997EP0805417A2 Image processing
11/05/1997EP0804757A1 Process and arrangement for displaying images from a set of images
11/05/1997EP0777937A4 Modular portable computer having inductively coupled keyboard
11/04/1997US5685002 Image processing system capable of generating a multi-picture image
11/04/1997US5684981 Memory organization and method for multiple variable digital data transformation
11/04/1997US5684933 Method and apparatus for forming images using a pre and post smoothing bit thinning down process
11/04/1997US5684932 Method and apparatus for dither array generation to reduce artifacts in halftoned image data utilizing ink reduction processing
11/04/1997US5684897 Method for quantizing color image data by minimizing least squares error of binary coding
11/04/1997US5684895 Method for decoding a compressed image
11/04/1997US5684888 Method of monitoring the sensitivity of a system for reading a radiation image stored in a photostimulable phosphor screen
11/04/1997US5684865 Method for efficient facsimile communication with selective call receivers
11/04/1997US5684864 Information communicating apparatus usable as printer of information
11/04/1997US5684610 Method and apparatus for rapid scanning of color images
11/04/1997US5684609 D.C. offset restoration for image scanners
11/04/1997US5684608 Cordless communication facsimile system
11/04/1997US5684607 Facsimile apparatus using a small computer system interface
11/04/1997US5684606 Data communication apparatus which processes first and second communication data based on a determined relationship between the first and second communication data
11/04/1997US5684605 Facsimile apparatus having a file transfer function
11/04/1997US5684604 Image transmission method and apparatus therefor
11/04/1997US5684603 Coding apparatus for bi-level images halftoned with error diffusion algorithm