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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11/20/1986 | EP0201921A2 Fascimile apparatus |
11/20/1986 | EP0201918A2 Method and apparatus for generating halftone dots |
11/20/1986 | EP0201772A1 Facsimile apparatus |
11/20/1986 | EP0201674A2 A method for reproducing multi-level digital images on a bi-level printer of fixed dot size |
11/20/1986 | EP0201545A1 Clock signal producing apparatus |
11/19/1986 | CN86102400A Facsimile decoding circuits |
11/18/1986 | USRE32291 System for coding information change picture elements in facsimile signal |
11/18/1986 | US4623973 Method and apparatus for the recognition of hues and colors |
11/18/1986 | US4623972 Half-tone dot imaging |
11/18/1986 | US4623938 Original image processing apparatus with improved cover |
11/18/1986 | US4623937 Scanning apparatus |
11/18/1986 | US4623936 Error processing technique for modified read code |
11/18/1986 | US4623935 Picture extracting apparatus |
11/18/1986 | US4623934 AGC update apparatus and method of using same |
11/18/1986 | US4623922 System for time compression and/or expansion of electrical signals |
11/18/1986 | US4623917 Color image data processing device featuring ghost elimination |
11/18/1986 | US4623901 Method and apparatus for printing an image |
11/18/1986 | US4623900 Image building apparatus |
11/18/1986 | US4623875 Coding device for image processing apparatus |
11/18/1986 | US4623791 Optical scanning device |
11/18/1986 | US4623247 Document scanners |
11/18/1986 | US4623239 Optical scanning system |
11/12/1986 | EP0201234A2 Digital reading device for facsimile apparatus |
11/12/1986 | EP0201025A2 Laser scanning and printing apparatus |
11/12/1986 | CN86102295A Method and apparatus for data communication |
11/12/1986 | CA1213989A Multiple measurement noise reducing system using space-variant filters |
11/12/1986 | CA1213971A Image input apparatus |
11/11/1986 | US4622596 Image pickup apparatus |
11/11/1986 | US4622595 Image display unit capable of tone reproduction |
11/11/1986 | US4622594 Image recording apparatus |
11/11/1986 | US4622593 Polygon signature correction |
11/11/1986 | US4622592 Composite facsimile apparatus |
11/11/1986 | US4622591 Apparatus and method for precisely orienting originals on an image scanner drum |
11/11/1986 | US4622585 Compression/decompression system for transmitting and receiving compressed picture information arranged in rows and columns of pixels |
11/11/1986 | US4622582 Asynchronous color image processing system with a plurality of picture input units and a plurality of picture reproducing units selected in accordance with a predetermined order of preference |
11/11/1986 | US4622561 Image forming method for dot matrix printer |
11/11/1986 | US4622560 Line-wise interference/band suppression printing system |
11/11/1986 | US4621892 Light scanning device using lenses |
11/05/1986 | EP0200611A2 Color image processor |
11/05/1986 | EP0200593A1 Document seizing, processing and compression apparatus |
11/05/1986 | EP0200534A2 Method and apparatus for estimating halftone image from binary image |
11/05/1986 | EP0200438A2 Digital reading device for facsimile apparatus |
11/05/1986 | EP0200300A1 Nondestructive readout of a latent electrostatic image formed on an insulating material |
11/05/1986 | CN86102403A Facsimile coding circuits |
11/05/1986 | CN86102223A Nondestructive readout of a latent electrostatic image formed on an insulating material |
11/05/1986 | CN86101893A Data communication apparatus |
11/05/1986 | CN86101375A Control method for the moving of recording regions |
11/04/1986 | US4621271 Apparatus and method for controlling a thermal printer apparatus |
11/04/1986 | US4620768 Optical scanning system |
10/29/1986 | EP0199573A2 Electronic mosaic imaging process |
10/29/1986 | EP0199469A2 Method for assigning values to a half-tone threshold matrix |
10/29/1986 | EP0199454A2 Document reading apparatus |
10/29/1986 | EP0199272A2 Monochromatic representation of color images |
10/29/1986 | EP0199065A2 Method and apparatus for message compression in a facsimile communication system |
10/29/1986 | CN85103886A Method and apparatus for sensing picture |
10/28/1986 | US4620288 Data handling system for a pattern generator |
10/28/1986 | US4620237 Fast scan jitter measuring system for raster scanners |
10/28/1986 | US4620236 Image picture reading device |
10/28/1986 | US4620235 Disc film scanning apparatus |
10/28/1986 | US4620233 Facsimile transceiver utilizing orthogonal conversion |
10/28/1986 | US4620200 Scan beam velocity-compensation recording system |
10/28/1986 | US4620196 Method and apparatus for high resolution ink jet printing |
10/28/1986 | US4620098 Radiation photographing apparatus |
10/28/1986 | US4620097 Method of adjusting scale factor for radiation image |
10/28/1986 | CA1213360A1 Teletext receiver |
10/28/1986 | CA1213310A1 Message transmitting system for reproduction machines and copiers |
10/22/1986 | EP0198813A2 Thermal transfer recording system and method |
10/22/1986 | EP0198794A1 Cathode ray tube |
10/22/1986 | EP0198571A2 Method and system for patching original and extracting original-trimming data in scanner |
10/22/1986 | EP0198525A1 A device for determining a value representative of the amount of weak information of an original |
10/22/1986 | EP0198396A2 Method and apparatus for data communication |
10/22/1986 | EP0198380A2 Light beam scanning apparatus and read-out or recording apparatus using the same |
10/22/1986 | EP0198161A1 Method for emphasizing sharpness in a picture signal reproducing machine |
10/22/1986 | CN86101096A Print plotter |
10/21/1986 | US4618990 Edge enhancement filtering for digital fluorography images |
10/21/1986 | US4618883 Method of editing image signal |
10/21/1986 | US4618869 Facsimile print out system employing an ink jet system printer |
10/21/1986 | US4618846 Data coding |
10/21/1986 | US4617727 Electrode comb and method and device for manufacturing |
10/21/1986 | CA1213035A1 Device for the optical scanning of a document |
10/21/1986 | CA1213034A1 Optical mark recognition for controlling input devices, hosts, and output devices |
10/21/1986 | CA1213033A1 Data compression method for graphics images |
10/21/1986 | CA1212988A1 Method and an apparatus for copying retouch in electronic color picture reproduction |
10/15/1986 | EP0197734A2 Microform reading apparatus |
10/15/1986 | EP0197538A2 Light beam scanning apparatus and read-out or recording apparatus using the same |
10/15/1986 | EP0197527A2 Method for the digital transmission of information |
10/15/1986 | EP0197251A2 Apparatus for correcting unevenness of light quantity in an optical reproduction system |
10/15/1986 | CN86102311A 译码电路 Decoding circuit |
10/14/1986 | US4617596 Image processing apparatus |
10/14/1986 | US4617592 Video retouching system |
10/14/1986 | US4617580 Apparatus for recording on different types of mediums |
10/14/1986 | US4617578 Multi-beam zoom and focusing lens scan pitch-adjusting recorder |
10/14/1986 | US4617470 Method and apparatus for detecting the leading edge of a sheet to be scanned |
10/14/1986 | US4616926 Film video player/printer |
10/09/1986 | WO1986005940A1 Multi-format laser printer embodying a method for changing output image sizes |
10/09/1986 | WO1986005901A1 Apparatus and method for modifying color digital images |
10/08/1986 | EP0196914A1 Image reading apparatus |
10/08/1986 | EP0196851A2 Photographic copier image contrast control |
10/08/1986 | EP0196405A2 Color picture reader and method for operating the same |
10/08/1986 | EP0085066B1 Method for rastering half-tone images |