| Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802) |
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| 09/11/1991 | EP0446018A2 Image processing apparatus |
| 09/11/1991 | EP0446008A2 Image processing method and apparatus |
| 09/11/1991 | EP0445814A2 An apparatus in which a series of semiconductor chips electrically connected to each other are incorporated |
| 09/11/1991 | EP0445469A1 Plain paper cartridge for facsimile machine |
| 09/11/1991 | EP0445451A1 Image processor for producing antialiased images |
| 09/11/1991 | EP0445450A1 Image processor mepping source pixel intensities to a limited range of display intensity values |
| 09/11/1991 | CN1013916B Frame memory of delaying one-row for tv compound image |
| 09/10/1991 | US5048114 Image reading and processing apparatus responsive to attributes for designating copying conditions |
| 09/10/1991 | US5048112 Data decompression system and method |
| 09/10/1991 | US5048109 Detection of highlighted regions |
| 09/10/1991 | US5048106 Image reader |
| 09/10/1991 | US5048105 Method and apparatus for enlarging or reducing images |
| 09/10/1991 | US5048101 Electronic filing device |
| 09/10/1991 | US5048078 System for communication over a telephone line between a facsimile apparatus and a computer |
| 09/10/1991 | US5048073 Telephone line switching interface unit |
| 09/10/1991 | US5047875 Recording system which can record signals from two fields for the composition of one picture |
| 09/10/1991 | US5047871 Direction scaling method and apparatus for image scanning resolution control |
| 09/10/1991 | US5047870 Image reproduction system utilizing single operation scanning/reproducing |
| 09/10/1991 | US5047869 Recording device for electronic still camera |
| 09/10/1991 | US5047868 Image data processing method for selective partial image display |
| 09/10/1991 | US5047864 Colors video printer with monitor for displaying mixed video signals and character messages indicating printer operating conditions |
| 09/10/1991 | US5047861 Method and apparatus for pixel non-uniformity correction |
| 09/10/1991 | US5047853 Method for compresssing and decompressing color video data that uses luminance partitioning |
| 09/10/1991 | US5047852 Adaptive transform encoder for digital image signal in recording/reproducing apparatus |
| 09/10/1991 | US5047844 Color image processing apparatus |
| 09/10/1991 | US5047843 Image reading method |
| 09/10/1991 | US5047643 Radiation image read-out apparatus |
| 09/10/1991 | US5047631 Self-referencing start of plot system and method |
| 09/10/1991 | US5047625 Optical system of laser beam reader |
| 09/10/1991 | US5046796 Apparatus for correcting scanning beams on basis of tilting of surface segments of polygonal mirror used in scanning pattern drawing apparatus |
| 09/10/1991 | CA1288859C Method and apparatus for image data compression |
| 09/05/1991 | WO1991013513A1 Image processor |
| 09/05/1991 | WO1991013512A1 Raster print engine driver |
| 09/05/1991 | WO1991013511A1 Process and device for producing a reproducible |
| 09/05/1991 | WO1991013410A1 A technique for performing digital image scaling by logically combining or replicating pixels in blocks of differing group sizes |
| 09/04/1991 | EP0445066A2 Method for preparing polychromatic printing plates |
| 09/04/1991 | EP0444999A1 Telecopier with manual calling |
| 09/04/1991 | EP0444953A2 Image processing apparatus |
| 09/04/1991 | EP0444918A2 Data compression apparatus |
| 09/04/1991 | EP0444869A2 Apparatus and method for detecting images |
| 09/04/1991 | EP0444837A2 Video signal recording apparatus |
| 09/04/1991 | EP0444737A2 Device for scanning a radiography |
| 09/04/1991 | EP0444665A2 A laser scanning apparatus |
| 09/04/1991 | EP0444651A2 Light deflecting apparatus |
| 09/04/1991 | EP0444629A2 Image processing system |
| 09/04/1991 | EP0444513A2 Recording and reproducing system |
| 09/04/1991 | EP0444512A2 Recording and reproducing system |
| 09/04/1991 | EP0444290A2 Method and system for reproducing monochromatic and color images using ordered dither and error diffusion |
| 09/04/1991 | EP0444137A1 Method for orienting a dual mouse optical scanner |
| 09/04/1991 | EP0444135A1 Electronic graphic arts screener. |
| 09/04/1991 | EP0444083A1 Method for mapping scanned pixel data |
| 09/04/1991 | CN1013821B Apparatus for generating an image from a digital video signal |
| 09/03/1991 | US5046189 Facsimile apparatus and method of transmitting management information |
| 09/03/1991 | US5046167 Video tape recorder with a video printing controller |
| 09/03/1991 | US5046166 Digital electrophotographic copying apparatus |
| 09/03/1991 | US5046163 Hand held internally illuminated video reading aid |
| 09/03/1991 | US5046159 Image transmitting element and process for producing same |
| 09/03/1991 | US5046122 Image compression device |
| 09/03/1991 | US5046119 Method and apparatus for compressing and decompressing color video data with an anti-aliasing mode |
| 09/03/1991 | US5046118 Tone-scale generation method and apparatus for digital x-ray images |
| 09/03/1991 | US5046117 Image data scaling system |
| 09/03/1991 | US5046027 Apparatus and method for processing and displaying images in a digital procesor based system |
| 09/03/1991 | US5045967 Multi-color image forming apparatus |
| 09/03/1991 | US5045953 Image data transmission apparatus with detachable reader |
| 09/03/1991 | US5045952 Method for edge enhanced error diffusion |
| 09/03/1991 | US5045951 Video signal processor and video signal processing method for a video printer |
| 09/03/1991 | US5045949 Image recording apparatus for recording still image and letters without distortion |
| 09/03/1991 | US5045938 Method and apparatus for encoding using variable length codes |
| 09/03/1991 | US5045935 Electronic endoscope system including image processing unit with photographing unit |
| 09/03/1991 | US5045933 Method and apparatus for color correcting digitized images |
| 09/03/1991 | US5045932 Method and apparatus for generating a high definition electronic signal from a line scan of a color original |
| 09/03/1991 | US5045931 Method of and apparatus for recording halftone images and halftone images produced thereby |
| 09/03/1991 | US5045925 Apparatus for achieving compression encoding on components of image signal |
| 09/03/1991 | US5045698 Radiation image information recording and reading system |
| 09/03/1991 | US5045686 Semiconductor optical-reading device |
| 09/03/1991 | CA1288516C Apparatus and method for communicating textual and image information between a host computer and a remote display terminal |
| 08/29/1991 | DE4106209A1 Storing image data in video communication system - opening image data and control signal banks, and storing side data of image data |
| 08/29/1991 | DE4007716A1 Positioning document for copying - controlling by computer and digitally illuminating by laser to match length and breadth of printing plate |
| 08/28/1991 | WO1991013514A1 Adaptive block size image compression method and system |
| 08/28/1991 | EP0443887A1 Optical scanning apparatus for documents |
| 08/28/1991 | EP0443872A2 Image communication system |
| 08/28/1991 | EP0443851A1 Improvements relating to image processing |
| 08/28/1991 | EP0443833A2 Image communication apparatus |
| 08/28/1991 | EP0443832A1 Image communicating apparatus |
| 08/28/1991 | EP0443808A1 Image communicating apparatus |
| 08/28/1991 | EP0443804A2 Facsimile apparatus |
| 08/28/1991 | EP0443783A1 Image scanning apparatus |
| 08/28/1991 | EP0443716A2 Image communication apparatus |
| 08/28/1991 | EP0443612A1 Controller of motors |
| 08/28/1991 | EP0443554A2 A facsimile apparatus |
| 08/28/1991 | EP0443545A2 Magnetic recording and reproducing system |
| 08/28/1991 | EP0443510A2 Mode switching system for a pixel based display unit |
| 08/28/1991 | EP0443486A2 Picture processing apparatus |
| 08/28/1991 | EP0443247A2 Image communicating apparatus |
| 08/28/1991 | EP0443245A2 Ink jet recording apparatus |
| 08/28/1991 | EP0443114A2 Method and apparatus for image-data decompression |
| 08/28/1991 | EP0442974A1 Digital image processing and display system |
| 08/28/1991 | CA2035372A1 Gradation record printer |
| 08/27/1991 | US5043924 Method and apparatus for scanning an object |
| 08/27/1991 | US5043827 Combined asynchronous-synchronous document scanner |