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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08/04/1987 | US4685071 Method for determining the color of a scene illuminant from a color image |
08/04/1987 | US4685069 Heat storage correction apparatus |
08/04/1987 | US4685001 Method for retrieving unedited video still pictures |
08/04/1987 | US4685000 Inhibition of exposure in a video printer upon loss of color filter sync |
08/04/1987 | US4684999 Image reader |
08/04/1987 | US4684998 Image reader suitable for manual scanning |
08/04/1987 | US4684997 Machine for the reading, processing and compression of documents |
08/04/1987 | US4684991 Device for an array of photo diodes arranged in a matrix |
08/04/1987 | US4684979 System for allocating images onto photosensitive materials utilizing flags |
08/04/1987 | US4684978 Correction method of color-separated signals |
08/04/1987 | US4684961 Detachable facsimile print head drive |
08/04/1987 | US4684229 Photographic camera |
08/04/1987 | US4684228 Photosetting apparatus |
08/04/1987 | CA1225167A1 Radiation image recording and reproducing system |
08/04/1987 | CA1225149A1 Method and circuit arrangement for simulating a multi- colored reproduction on a color monitor |
07/30/1987 | WO1987004517A1 Image recording apparatus |
07/30/1987 | DE3602043A1 Method for increasing the vertical resolution of documents |
07/29/1987 | EP0230361A2 System and method for adjusting image brightness in electronic printer |
07/29/1987 | EP0230338A2 Image processing system |
07/29/1987 | EP0230077A2 Method and circuit arrangement for production of pseudo-halftone images |
07/29/1987 | EP0230076A2 Method and circuit arrangement for conversion of resolution of binary pseudo-halftone images |
07/29/1987 | EP0229919A2 Flexible image acquisition and processing system |
07/28/1987 | US4683501 Apparatus for reading and reproducing graphic information |
07/28/1987 | US4683500 Method for reproducing picture image |
07/28/1987 | US4683499 Method for generating a pixel synchronizing signal in a picture input scanning apparatus and a reproduction record scanning apparatus and apparatus therefor |
07/28/1987 | US4683492 Method and apparatus for recording a full-color image with a plurality of colorants on the basis of a set of area factors for the colorants selected from a plurality of sets of area factors calculated from a plurality of sets of equations |
07/28/1987 | US4682882 Image recording apparatus |
07/28/1987 | US4682869 Image processing system and method |
07/28/1987 | US4682842 Scanning system with two reflections from scanning surface by mirrors with optical power |
07/22/1987 | EP0229539A2 Color plotter controller |
07/22/1987 | EP0229379A2 Digital picture signal coding/decoding circuit |
07/22/1987 | EP0229361A2 Control circuit for magenta signal processing |
07/22/1987 | CN86100184A Communication mode of non-standard communication mode |
07/21/1987 | US4682244 Optical recording device |
07/21/1987 | US4682243 Magnification ratio conversion in image reproduction |
07/21/1987 | US4682242 Apparatus for image posture correction |
07/21/1987 | US4682241 Data transfer system |
07/21/1987 | US4682235 For converting a two-dimensional image into electronic form |
07/21/1987 | US4682216 Color image picture forming process and apparatus which improves the quality of the black portions of the picture |
07/21/1987 | US4682215 Coding system for image processing apparatus |
07/21/1987 | US4682190 Image processing apparatus for combining image and character data |
07/21/1987 | US4682186 Method for forming a color image |
07/21/1987 | US4682042 Information reading device with driver circuitry separate from sensor board |
07/21/1987 | US4682028 Method of adjusting radiation image read-out conditions |
07/21/1987 | US4681427 Electronic printing method |
07/21/1987 | US4681424 Compensation for fine line prints |
07/21/1987 | US4681394 Light beam scanning system |
07/21/1987 | CA1224560A1 Manuscript reading apparatus |
07/21/1987 | CA1224421A1 Improved method and apparatus for producing half-tone printing forms with rotated screens |
07/16/1987 | DE3608216A1 Device for filing text and picture material by digital video methods and having a reproduction station |
07/15/1987 | EP0228824A1 Image reproduction |
07/15/1987 | EP0228713A2 Optical picture reader |
07/15/1987 | EP0228545A2 A device for detachably attaching a film onto a drum in a drum type picture scanning recording apparatus |
07/14/1987 | US4680647 Method for recording and reproducing video format signal |
07/14/1987 | US4680646 Image forming device for reproducing a half-tone image |
07/14/1987 | US4680645 Method for rendering gray scale images with variable dot sizes |
07/14/1987 | US4680644 Method and apparatus for reading an image |
07/14/1987 | US4680643 Image display apparatus |
07/14/1987 | US4680642 Picture scanning and recording method with selection between two differently processed signals |
07/14/1987 | US4680641 Image processing system |
07/14/1987 | US4680626 Color image processing system for converting analog video-to-digital data |
07/14/1987 | US4680625 Method and apparatus for multicolor image forming |
07/14/1987 | US4680596 Method and apparatus for controlling ink-jet color printing heads |
07/14/1987 | US4680477 Contact type document reading device with uniform line-to-line conductor capacitance |
07/08/1987 | EP0228280A1 Image sensors and methods of manufacturing same |
07/08/1987 | EP0228023A1 Solid-state image sensor with amorphous semiconductor photoconductive cell array |
07/08/1987 | EP0227940A1 Device for transforming ray picture information contained in a memory layer in an electrical-signal sequence |
07/08/1987 | EP0227925A2 Document scanning apparatus |
07/08/1987 | EP0227848A1 Image preprocessing procedure for noise removal |
07/08/1987 | CN86106926A Photoelectric scanning head |
07/07/1987 | US4679229 Ringing detection circuit |
07/07/1987 | US4679155 Method and system for processing image data in reproducing images |
07/07/1987 | US4679096 Image processing apparatus |
07/07/1987 | US4679095 Method and apparatus of scanning and recording image |
07/07/1987 | US4679094 Method for compression and transmission of video information |
07/07/1987 | US4679093 Image communication apparatus |
07/07/1987 | US4679089 Solid state image sensor having an anti-blooming isolation electrode |
07/07/1987 | US4679088 Image sensor with means to adjust capacitance of signal leads |
07/07/1987 | US4679087 Method and apparatus for photographing video images of either polarity without CRT brightness or contrast readjustment |
07/07/1987 | US4679085 Digital integrated electronic storage system for video and audio playback |
07/07/1987 | US4679081 System for coding video signal in block unit |
07/07/1987 | US4679074 Color image processing apparatus with a plurality of addressable characteristic conversion tables for compensating for differences in the spectral characteristics of different input devices |
07/07/1987 | US4679073 Color image reading apparatus with white balance system for controlling the intensity of a light source illuminating a color document |
07/07/1987 | US4679071 Method of recording register marks |
07/07/1987 | US4679070 Method and apparatus for enhancing magenta modulation of a light valve projector |
07/07/1987 | US4679067 Color correction system and method with localized color sampling |
07/07/1987 | US4679057 Laser recording apparatus |
07/07/1987 | US4679055 Method and apparatus for thermal half-tone printing |
07/07/1987 | US4678312 Rotatable head type electrophotographic apparatus, corona charging rotatable head and moveable electrophotographic liquid development processing unit therefor |
07/07/1987 | US4678263 Photo scanner device |
07/07/1987 | CA1223986A1 Multiplexing system |
07/07/1987 | CA1223982A1 Radiation image read-out apparatus |
07/07/1987 | CA1223981A1 Radiation image read-out method |
07/07/1987 | CA1223980A1 Method of adjusting radiation image read-out apparatus |
07/07/1987 | CA1223979A1 Method of adjusting scale factor for radiation image |
07/02/1987 | WO1987003968A1 Light source unit |
07/02/1987 | DE3634262A1 Scanner |
07/01/1987 | EP0227413A2 Apparatus for reproducing images by scanning |
07/01/1987 | EP0227065A2 Electronic imaging copier |
07/01/1987 | EP0227030A1 Apparatus for recording still image with random noise minimized |