Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
09/1989
09/13/1989EP0332515A1 Charge transfer device for processing analogous data blocks
09/13/1989EP0332468A2 Image forming apparatus
09/13/1989EP0332428A2 Image forming method
09/13/1989EP0332114A2 Sweeping apparatus for reading image data
09/13/1989EP0332103A2 Multi-colour document reading apparatus for facsimile and multi-colour facsimile
09/13/1989EP0331706A1 Oscillating bar suspension system
09/13/1989EP0331687A1 Apparatus and methods for locating edges and document boundaries in video scan lines
09/13/1989EP0107722B1 System for forming an image on the surface of a plastic card
09/12/1989US4866760 Auto dialling facsimile apparatus
09/12/1989US4866719 System and method for performing error correction on still frame audio tape format video signals
09/12/1989US4866595 Image recording system for image recording in response to signals entered from a recording information generating unit
09/12/1989US4866539 Composing system including a foil printing unit
09/12/1989US4866538 Image forming apparatus
09/12/1989US4866537 Image printing machine
09/12/1989US4866536 Image recording apparatus
09/12/1989US4866535 Method and device for interfacing an image scanner with an image processing device
09/12/1989US4866534 Image processing apparatus
09/12/1989US4866533 Image processing device
09/12/1989US4866532 Printing apparatus for system
09/12/1989US4866531 Recording medium feeding apparatus
09/12/1989US4866514 Image processing having a second set of look-up-tables (LUTS) for generating error value signals
09/12/1989US4866513 Color contrast correction system for video images obtained from color film
09/12/1989US4866512 Method of and apparatus for reading image in corrected read timing
09/12/1989US4866511 Color correction system with color level modification and corresponding method
09/12/1989US4866464 Method and apparatus for generating a scan timing signal with diffuser and detector array
09/12/1989US4866459 Image scanner with a non-spherical fθ lens system
09/12/1989US4866291 Photosensor with charge storage unit and switch unit formed on a single-crystal semiconductor film
09/12/1989US4866290 Image reader with image point data averaging
09/12/1989US4865405 Optical filter
09/12/1989CA1259414A1 Decoding apparatus for image code
09/08/1989WO1989008365A1 Drift correction in telecine
09/07/1989DE3905840A1 Signalverarbeitungsvorrichtung fuer videodrucker A signal processing apparatus for video printer
09/07/1989DE3816660C1 Sensor, especially photodetector arrangement
09/06/1989EP0331546A1 Photosensitive matrix with two diodes at each point, without any specific reset lead
09/06/1989EP0331451A1 Hand scanner type image input/output device
09/06/1989EP0331417A2 Method and apparatus for reproducing picture information
09/06/1989EP0331328A2 Asynchronous raster input scanner
09/06/1989EP0331199A2 Method of and apparatus for recording image
09/06/1989EP0330732A2 Method and apparatus for recording and reproducing picture information together with supplementary information for modification of the reproduced picture information
09/05/1989US4864606 Terminal apparatus with a handset using a four pin connector
09/05/1989US4864602 PABX-connected facsimile machine
09/05/1989US4864591 Facsimile signal modulation detector
09/05/1989US4864420 Image recorder with plural exposure surfaces
09/05/1989US4864419 Image processing apparatus
09/05/1989US4864417 Image processing system with specific read/print control
09/05/1989US4864416 Facsimile system
09/05/1989US4864415 Slow scan registration self alignment system for raster input scanners
09/05/1989US4864414 Image signal processing device
09/05/1989US4864413 Image processing system having a selective magnification function
09/05/1989US4864412 Communication system
09/05/1989US4864411 Electronic copy board system
09/05/1989US4864410 Apparatus and method of making photographs from a video image
09/05/1989US4864408 Light box with improved spectral response for CCD imager
09/05/1989US4864396 Television transmission system including a pyramidal coding/decoding circuit
09/05/1989US4864392 Image processing apparatus for logarithmically converting an image input signal into a density signal and standardizing the input range of the image input signal with the same conversion table
09/05/1989US4864391 Image processing apparatus for color correcting an image which can monitor the result of the color correction
09/05/1989US4864357 Color image processing apparatus
09/05/1989US4864328 Dual mode ink jet printer
09/05/1989US4864326 Dual beam recorder
09/05/1989US4864323 Continuous ink jet printing
09/05/1989US4864135 Radiation image read-out and reproducing apparatus
09/05/1989US4864134 Image read-out apparatus
09/05/1989US4864132 Radiation image read-out apparatus
09/05/1989US4863251 Double gauss lens for a raster input scanner
09/05/1989US4863227 Light scanning device
08/1989
08/31/1989DE3805366A1 Method and device for automatically calibrating an image scanner
08/30/1989EP0330586A1 System and method for compressing digitized colour image signals
08/30/1989EP0329839A2 Flat picture display device
08/29/1989US4862512 Scanning type image reading apparatus
08/29/1989US4862293 Still video adapter
08/29/1989US4862289 Pixel density variable image apparatus
08/29/1989US4862286 Image reading apparatus which adjusts image signals to improve signal balance
08/29/1989US4862285 Method of changing image magnification
08/29/1989US4862284 Copier with accurately position-controllable sub-scanning unit
08/29/1989US4862283 Image discrimination with continuous tone area thinning
08/29/1989US4862282 Facsimile machine with capability of reading half-tone and binary image data
08/29/1989US4862281 Manual sweeping apparatus
08/29/1989US4862261 Image signal compressing method by vector quantization
08/29/1989US4862255 Color correcting circuit for thermal printer selectively outputting a second degree correction operation result and a modified result thereof
08/29/1989US4862254 Color facsimile machine with a color selection function
08/29/1989US4862251 Color correction system and method
08/29/1989US4862250 Still picture transmitting and receiving system
08/29/1989US4862217 Copying apparatus and method with editing and production control capability
08/29/1989US4862196 Image recording apparatus
08/29/1989US4861995 Radiation image read-out apparatus
08/29/1989US4861994 Method of measuring after-glow of stimulable phosphor sheet, and method of adjusting radiation image read-out conditions
08/29/1989US4861993 Radiation image read-out method
08/29/1989US4861983 Optical system for flying-spot scanning system
08/24/1989DE3904052A1 Device for generating a light bar, strip or similar
08/24/1989DE3804200A1 Photoelectric line sensor
08/23/1989EP0329596A1 Image recorder
08/23/1989EP0329438A1 Laser apparatus for repetitively marking a moving sheet
08/23/1989EP0329139A2 Method and apparatus for image read-out and reproduction, and multi-semiconductor-laser light source device for the same
08/23/1989EP0328538A1 Elliptical cylinder light collector for photostimulable phosphor imaging apparatus.
08/22/1989US4860377 Hand scanner input system and a sheet used in hand scanner input system
08/22/1989US4860237 Scan linearity correction
08/22/1989US4860123 Electronic store
08/22/1989US4860122 Device for reproducing a sequence of still pictures with an audio portion and without motion pictures between successive still pictures
08/22/1989US4860119 Image forming system with memory duplex printing
08/22/1989US4860118 Image signal processing apparatus with edge emphasis and variable magnification
1 ... 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 ... 1429