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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05/19/1998 | US5753959 Replacing semiconductor chips in a full-width chip array |
05/19/1998 | US5753932 Photodetector system for radiation image read-out apparatus |
05/19/1998 | US5753907 Multiple beam scanning apparatus |
05/19/1998 | US5753906 Color separation using multiple point narrow band illumination from N-colors of light sources |
05/19/1998 | CA2067418C Frame buffer organization and control for real-time image decompression |
05/14/1998 | WO1998020696A2 Method and apparatus for compressing and transmitting high speed data |
05/14/1998 | WO1998020693A2 Communication system, mobile services switching center and method for establishing a multi-dialogue communication between subscriber stations |
05/14/1998 | WO1998020681A1 Image encoding/decoding method, image encoder/decoder and image encoding/decoding program recording medium |
05/14/1998 | WO1998020673A1 Fax machine with automatic adjustment of transmission parameters |
05/14/1998 | WO1998020672A2 Method and apparatus for imprinting id information into a digital content and for reading out the same |
05/14/1998 | WO1998020671A1 Apparatus for capturing a frame of video data for sending to a printer |
05/14/1998 | WO1998020446A1 Recording method and apparatus |
05/14/1998 | WO1998020445A1 Optical scanning with calibrated pixel output |
05/14/1998 | WO1998020411A1 Automatic access of electronic information through machine-readable codes on printed documents |
05/14/1998 | DE19749926A1 Recording device with laser scanning |
05/14/1998 | DE19749925A1 Laser beam recording device |
05/14/1998 | DE19749923A1 Recording device with laser scanning on light sensitive carrier |
05/14/1998 | DE19646821A1 Image data detection unit for colour printer, video device and digital camera |
05/14/1998 | DE19646302A1 Digital chip card telephone |
05/14/1998 | DE19645257A1 Facsimile document sub-addressing method |
05/14/1998 | DE19645003A1 Remote copier workstation |
05/14/1998 | DE19644902C1 Verfahren und Vorrichtung zur Herstellung von Positivbildern Method and apparatus for the production of positive images |
05/14/1998 | CA2271106A1 Method and apparatus for imprinting id information into a digital content and for reading out the same |
05/14/1998 | CA2270962A1 Fax machine with automatic adjustment of transmission parameters |
05/13/1998 | EP0841818A1 Digital-signal coding by breakdown into frequency subbands and finite state vector quantization |
05/13/1998 | EP0841808A2 System and method for detecting the black and white points of a color image |
05/13/1998 | EP0841807A2 A portable facsimile apparatus into which a document or a recording sheet is manually set |
05/13/1998 | EP0841806A2 Improvements in or relating to apparatus and methods for exposing printing plates |
05/13/1998 | EP0841790A1 Method for dynamic allocation of voice and image compression |
05/13/1998 | EP0841636A2 Method and apparatus of inputting and outputting color pictures and continually-changing tone pictures |
05/13/1998 | EP0841598A2 Laser light amount control device and image recording apparatus using the device |
05/13/1998 | EP0840978A1 Method and apparatus for providing bit-rate reduction and reconstruction of image data using dither arrays |
05/13/1998 | CN1181686A Cellular phone with facsimile function |
05/13/1998 | CN1181675A Light source apparatus for scanner and method for controlling the same |
05/13/1998 | CN1181674A Data communication system including information processing terminal and data communication appts. |
05/13/1998 | CN1181670A Method for dynamic allocation of voice and image compression |
05/13/1998 | CN1181570A Display format converting apparatus |
05/13/1998 | CN1181521A Images forming device and method for characteristic correction by means of built-in reference patterns |
05/12/1998 | US5752199 Method and apparatus for sending faxes over analog cellular |
05/12/1998 | US5752152 Copy restrictive system |
05/12/1998 | US5752127 Image forming apparatus provided with a movement control mechanism for optical system |
05/12/1998 | US5752126 Image forming apparatus |
05/12/1998 | US5752114 Photographic and video image system |
05/12/1998 | US5752109 Photographic camera system |
05/12/1998 | US5752079 System for reading parameters from portable key module and transferring these parameters to controller to effect distribution and storage of electronic document data throughout network |
05/12/1998 | US5752075 Integrated computer Scanner printer in a single system enclosure sharing control circuitry and light source wherein a single CPU performing all of the control tasks |
05/12/1998 | US5752057 Method for conversion of a color electronic pre-press system data file to a page description language data file |
05/12/1998 | US5751929 Image processing apparatus |
05/12/1998 | US5751926 Function approximation using a centered cubic packing with tetragonal disphenoid extraction |
05/12/1998 | US5751921 Document image processing device for converting monochrome images to color images |
05/12/1998 | US5751920 System and method for adapting the thresholds of a dither matrix to the amplitude of an input signal |
05/12/1998 | US5751866 Image scanning system |
05/12/1998 | US5751865 Method and apparatus for image rotation with reduced memory using JPEG compression |
05/12/1998 | US5751862 Self-timed two-dimensional filter |
05/12/1998 | US5751857 Image processing method |
05/12/1998 | US5751855 Method and apparatus for detecting whether an electronic image has been faxed |
05/12/1998 | US5751854 Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system |
05/12/1998 | US5751848 System and method for generating and utilizing histogram data from a scanned image |
05/12/1998 | US5751846 Document image compression system and method |
05/12/1998 | US5751845 Method for generating smooth color corrections in a color space, particularly a CIELAB color space |
05/12/1998 | US5751771 Waveform data compression apparatus and waveform data expansion apparatus |
05/12/1998 | US5751748 System for monitoring amount of light emitted from surface emitting laser |
05/12/1998 | US5751743 Information transmission method and apparatus |
05/12/1998 | US5751470 Method for enhanced print quality on print engines with at least one high resolution dimension |
05/12/1998 | US5751462 Multi-beam exposure unit |
05/12/1998 | US5751461 Edge-flat image scanning system |
05/12/1998 | US5751451 Film image reading system |
05/12/1998 | US5751450 Method and system for measuring color difference |
05/12/1998 | US5751449 Image communicating apparatus |
05/12/1998 | US5751448 Methods of operating an image forming apparatus having a shared paper transmission path |
05/12/1998 | US5751447 Scanning system |
05/12/1998 | US5751446 Image reading device for accurately reading spread pages of a book document |
05/12/1998 | US5751445 Image transmission system and terminal device |
05/12/1998 | US5751444 Imaging apparatus for copying bound documents |
05/12/1998 | US5751442 Communication connection apparatus for use in direct connection between facsimile modem apparatus and facsimile apparatus |
05/12/1998 | US5751441 Communication method and communication terminal apparatus capable of full-duplex or half-duplex communication |
05/12/1998 | US5751440 Transmission speed control system for facsimile picture signals in mobile radio communication |
05/12/1998 | US5751438 Data transfer method and data transfer apparatus for image reading apparatus and image reading apparatus with data transfer apparatus |
05/12/1998 | US5751437 Development combination exposure and recharge scheme to eliminate development defects in two pass process color xerocolography |
05/12/1998 | US5751436 Method and apparatus for cylindrical coordinate laser engraving |
05/12/1998 | US5751435 Method and apparatus for aligning a cylinder in an engraver |
05/12/1998 | US5751434 Area dependent draft printing system |
05/12/1998 | US5751433 Draft printing system |
05/12/1998 | US5751432 Highlight gloss for xerographic engine |
05/12/1998 | US5751431 Digital image forming apparatus capable of easily installing and removing optical scanner unit |
05/12/1998 | US5751357 Method and arrangement for coding and decoding a video data stream for all picture elements of the video data stream |
05/12/1998 | US5751356 Video/audio signal coding system and method |
05/12/1998 | US5751355 Camera presentation supporting system |
05/12/1998 | US5751350 Dual mode electronic camera having a large recording capacity |
05/12/1998 | US5751343 Film image reproduction signal output apparatus |
05/12/1998 | US5751334 Printer with support shoe and media metering therein |
05/12/1998 | US5751333 Dynamic control of a ROS diode laser to improve output imaging |
05/12/1998 | US5751328 Printer having circuit for providing improved printing quality |
05/12/1998 | US5751327 Printer including temperature controlled LED recording heads |
05/12/1998 | US5751326 Color printing process and product |
05/12/1998 | US5751310 Ink jet recording apparatus capable of preventing blotting at boundary of colors and recording method therefor |
05/12/1998 | US5751233 Decoding apparatus and method therefor |
05/12/1998 | US5751123 Method of diagnosing a drive train having multiple servo motors |
05/12/1998 | US5750986 Multiple laser beam differential intensity and start of scan sensing |
05/12/1998 | US5750985 High speed and high precisioin image scanning apparatus |