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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10/25/1983 | US4412225 Method for color representation using colored ink dots |
10/25/1983 | CA1155951A1 Imaging system and method with mid-tone enhancement |
10/19/1983 | EP0091798A2 Solid state image sensor |
10/19/1983 | EP0091501A1 Four-color printing method with tone-value-dependent colour removal |
10/18/1983 | US4411015 Method and apparatus for automatic recognition of image and text/graphics areas on a master |
10/18/1983 | US4410968 Method and apparatus for recording on a disk supported deformable metallic film |
10/18/1983 | US4410965 Data decompression apparatus and method |
10/18/1983 | US4410916 Dual mode facsimile coding system and method |
10/18/1983 | US4410909 Method for automatically determining reproduction picture color control conditions |
10/18/1983 | US4410897 Two-sided recording device |
10/18/1983 | US4410799 Device for controlling radiation image information read out gain |
10/18/1983 | US4410234 Timing pulse generator for scanning apparatus |
10/18/1983 | US4409936 Split type internal combustion engine |
10/18/1983 | CA1155551A1 Method and apparatus for automatic recognition of image and text area on a master |
10/18/1983 | CA1155478A1 Job recovery method and system |
10/13/1983 | WO1983003516A1 Data acquisition system for large format video display |
10/13/1983 | WO1983003468A1 Electrostatic printer of video pictures with grey tones |
10/12/1983 | EP0091296A1 Apparatus for compensating for irregular motion |
10/12/1983 | EP0091280A1 Raster scanning apparatus |
10/12/1983 | EP0091124A2 Video signal generating circuit |
10/12/1983 | EP0090987A1 Coherent light image generation |
10/11/1983 | US4409625 Method and apparatus for information reading in original document readers |
10/11/1983 | US4409624 Raster scanning apparatus |
10/11/1983 | US4409623 Method and equipment for processing gray scale facsimile signal |
10/11/1983 | US4409622 Method of skipping all-white blocks by interposing a white signal piece between two adjacent blocks which are not consecutive in an original facsimile signal |
10/11/1983 | US4409614 Method for the reproduction of originals which, with respect to their color content, are scanned according to a tristimulus method |
10/11/1983 | US4409600 Thermal printer drive circuit |
10/11/1983 | US4409477 Scanning optical system |
10/11/1983 | US4408871 Control system for electrostatic recording apparatus |
10/11/1983 | US4408868 Digital plate maker system and method |
10/11/1983 | US4408826 Apparatus for scanning a laser beam including means for focusing a scale scanning beam and a read/write scanning beam on the same facet of a polygon scanning mirror |
10/05/1983 | EP0090596A1 Video retouching systems |
10/05/1983 | EP0090236A2 System for the digital transmission of television picture signals with reduced redundancy |
10/05/1983 | EP0090140A2 Complex character generator utilizing byte scanning |
10/05/1983 | EP0090058A1 Transistor circuit for switching the printing current in a metal paper printer and for automatically reducing the printing current after spark ignition |
10/04/1983 | US4408301 Picture information filing system |
10/04/1983 | US4408232 Image reading device |
10/04/1983 | US4408231 Method and apparatus for calibrating a linear array scanning system |
10/04/1983 | US4408230 Photosensor array device |
10/04/1983 | US4408212 Multi-color recording device |
10/04/1983 | US4408181 Document data filing/retrieval system |
10/04/1983 | CA1154863A1 Method and apparatus for printing a television picture on a two-dimensional medium |
09/29/1983 | EP0079380A4 Pictorial information processing technique. |
09/28/1983 | EP0089931A2 Apparatus for scanning and digitally processing half-tone images |
09/28/1983 | EP0089797A2 Digital image information compression and decompression method and apparatus |
09/21/1983 | EP0089176A2 Tubular incandescent lamp |
09/21/1983 | EP0089174A1 A video retouching system |
09/20/1983 | US4405951 Facsimile control system |
09/20/1983 | US4405929 Thermal head device |
09/20/1983 | US4405857 Solid-state photoelectric converter |
09/20/1983 | CA1154171A1 Imaging and scanning system |
09/20/1983 | CA1154157A1 Method and a device for recorrecting standard color corrections in a color picture recording |
09/20/1983 | CA1154146A1 Adjustable blade for facsimile recording machine |
09/20/1983 | CA1154145A1 Magnification/demagnification apparatus and method |
09/14/1983 | EP0088555A1 Dot matrix printing method and printer therefor |
09/14/1983 | EP0088487A2 Semiconductor device, e.g. for controlling a thermal printing head |
09/13/1983 | US4404598 Copying and engraving apparatus |
09/13/1983 | US4404597 Two dimensional radiometric compensation for scanning apparatus |
09/13/1983 | US4404596 Method and apparatus for the correction of the position error of a multifaceted rotating mirror |
09/13/1983 | US4404570 Laser recorder |
09/13/1983 | US4404569 System and method for producing artwork for printed circuit boards |
09/13/1983 | US4404567 Printing head drive circuit for thermal printer |
09/13/1983 | US4403874 Color printer and multi-ribbon cartridge therefor |
09/13/1983 | US4403848 Electronic color printing system |
09/13/1983 | CA1153700A1 Binary graphic printer system having an electronic screen with shift control suited for rescreening |
09/07/1983 | EP0087970A2 Linear modulators |
09/07/1983 | EP0087912A2 Recording apparatus |
09/07/1983 | EP0087586A1 Lens-on-disc type optical scanning apparatus |
09/06/1983 | US4403258 Method and device for sequentially imaging an original |
09/06/1983 | US4403257 Halftone detection and delineation |
09/06/1983 | US4403249 Apparatus for mixing image signals to obtain a printing master |
09/06/1983 | US4403235 Optical scanning and imaging system utilizing laser diode |
09/06/1983 | US4402599 Scanning surface cleaning method of electrostatic recording apparatus |
09/06/1983 | CA1153460A1 Signature verification system |
09/06/1983 | CA1153242A1 Color printer and multi-ribbon cartridges therefor |
09/01/1983 | WO1983003012A1 Radiation image reader/recorder |
08/31/1983 | EP0087284A1 Image storage and transmission systems |
08/31/1983 | EP0086932A1 Intermittent film feeding system |
08/31/1983 | EP0086907A2 Recording apparatus |
08/30/1983 | US4402017 Optical scanning system utilizing light-emitting diodes |
08/30/1983 | US4402016 Apparatus for the photographic reception of images transmitted by means of a modulated electrical signal |
08/30/1983 | US4402015 Picture signal pre-processing method for a picture reproducing machine |
08/30/1983 | US4402012 Two-dimensional digital linear interpolation system |
08/30/1983 | US4402010 Digital television signal processing and transmission system |
08/30/1983 | US4402007 Digital masking operation method and machine |
08/30/1983 | US4401999 Electrostatic high voltage drive circuit using diodes |
08/30/1983 | US4401995 Chart recorder recording method and apparatus |
08/30/1983 | US4401993 Heat-sensitive type multi-gradation image recording apparatus |
08/30/1983 | US4401991 Variable resolution, single array, interlace ink jet printer |
08/30/1983 | US4401024 Electronic patterning with registration control |
08/30/1983 | CA1153054A1 Jet drop copying system |
08/24/1983 | EP0086661A2 Thermal transfer color printer and its method of operation |
08/23/1983 | US4400810 Processing binary data |
08/23/1983 | US4400740 Intensity control for raster output scanners |
08/23/1983 | US4400739 Microballistic facsimile scanner and recorder |
08/23/1983 | US4400738 Image signal processing method and apparatus |
08/23/1983 | US4400737 Apparatus for producing and reproducing embedded pattern |
08/23/1983 | US4400709 Image printer stylus bar, manufacturing method therefor and image printer device |
08/23/1983 | US4400617 Correction circuit of a halftone dot area rate detector |
08/23/1983 | US4399749 Method and apparatus for controlling a thermal color printer |