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)
07/1988
07/05/1988CA1238942A1 Thermal recording system and method
07/05/1988CA1238941A1 Geometric led layout for line exposure
06/1988
06/29/1988EP0272870A2 Raster input scanners
06/29/1988EP0272763A2 Image display apparatus
06/29/1988EP0272762A2 Method and system for image coding and display
06/29/1988EP0272655A2 Method and apparatus for generating look-up table data
06/29/1988EP0272633A2 Manuel sweeping apparatus
06/29/1988CN87201703U Seeing and hearing device with tv display for foreign language
06/28/1988US4754492 Method and system for adapting a digitized signal processing system for block processing with minimal blocking artifacts
06/28/1988US4754338 Signal reading circuit for masked and overlapping linear image sensors
06/28/1988US4754337 Copy machine for a motor vehicle
06/28/1988US4754335 Facsimile apparatus
06/28/1988US4754334 Image recorder having automatic alignment method and apparatus
06/28/1988US4754333 Electronic still camera provided with an electrical viewing system
06/28/1988US4754325 Method and apparatus for producing a color-separation film by recording at least one trimmed color-separation image and a masking region simultaneously
06/28/1988US4754300 Combined electrographic printer, copier, and telefax machine
06/28/1988US4754292 Method of and apparatus for feeding image recording carrier
06/28/1988US4754291 Light beam scanning recording apparatus width modulation of both total pulse duration and intensity
06/28/1988US4754271 Liquid crystal photograph
06/28/1988US4754153 Operating radiation sensors to avoid transfer loss
06/28/1988US4754145 Radiation image erase unit for use with stimulable phosphor sheet
06/28/1988US4754144 Radiation image read-out apparatus
06/28/1988US4754143 Scanning read-out apparatus with scanning speed fluctuation compensating means and correction coefficient adjusting method
06/28/1988US4753503 Laser scanning system
06/28/1988CA1238727A1 Method for enlarging a binary image
06/28/1988CA1238584A1 Continuous tone recording system using laser beam
06/28/1988CA1238514A1 Thermal recording system and method
06/23/1988DE3742510A1 Hologonabtastsystem Hologonabtastsystem
06/22/1988EP0272147A2 Bi-level image display signal processing apparatus
06/22/1988EP0272102A2 Electronic print boards
06/22/1988EP0271912A2 Method of reducing noise in a multi-gradation image signal
06/22/1988EP0271869A1 Electronic still camera
06/22/1988CN87105400A Method for transmission of video signal
06/22/1988CN86103928B Control method processor synchronous image scanner
06/21/1988US4752894 Color plotter controller
06/21/1988US4752891 Method of reading an image in a scanning apparatus having a limited buffer capacity
06/21/1988US4752823 Image recording apparatus for generating a still image from a video signal
06/21/1988US4752822 Color halftone image processing apparatus producing various screen angles and having an adaptive color image data conversion look-up table and a small-capacity masking memory
06/21/1988US4752808 Video terminal and printer
06/21/1988US4752806 Multi-mode imaging system
06/21/1988US4752800 Recording device such as electronic blackboard
06/21/1988US4752687 Radiation image erase unit for use with stimulable pyhosphor sheet
06/21/1988CA1238238A1 Ink drop velocity control system
06/21/1988CA1238237A1 Method and apparatus for improving gray scale resolution in ink jet printing systems
06/16/1988WO1988004510A1 Video color detector and chroma key device and method
06/16/1988WO1988004508A1 Process and circuitry for reducing the data rate of digital pictures
06/16/1988WO1988004503A1 Process control for electrostatographic machine
06/15/1988EP0271178A2 Image processing apparatus
06/15/1988EP0271090A2 Recording apparatus
06/15/1988EP0271052A2 Color image forming apparatus
06/15/1988EP0271020A2 Electronic album
06/15/1988EP0270686A1 Manually scanned image data processor
06/15/1988EP0270534A1 Resolution conversion of bitmap images using error term averaging.
06/14/1988US4751659 Defect compensation for discrete image bars
06/14/1988US4751585 Method of and apparatus for generating high-resolution binary image data with respect to linear edges
06/14/1988US4751584 Display-reproducing apparatus
06/14/1988US4751583 Off line photocopying system using portable electronic camera, visual previewing and image processing
06/14/1988US4751582 Office machine having clamshell structure
06/14/1988US4751572 High speed data compactor
06/14/1988US4751569 Recording beam control for color image reproduction
06/14/1988US4751568 Image information reading apparatus which discriminates between colors
06/14/1988US4751535 Color-matched printing
06/14/1988US4751523 Laser scanner power compensation circuit
06/14/1988US4751520 Apparatus and method for printing using a thermal head
06/14/1988US4751394 Apparatus for recording and/or reproducing information using a card-like recording medium
06/14/1988US4751377 Light beam scanning recording apparatus and method of correcting intensity of image to be recorded thereby
06/14/1988US4751376 Image reader with focus and magnification detection control
06/14/1988US4750815 Method and apparatus for generating optical information
06/09/1988DE3640465A1 Flat illumination unit with individually drivable illumination rows arranged in rows and method of manufacturing it
06/08/1988EP0270405A1 Method and device for the reduction of noise generated by a digital picture coder/decoder which operates in blocks
06/08/1988EP0270259A2 Improvements relating to video signal processing systems
06/08/1988EP0270215A2 Method and apparatus for reproducing CD discs with audio as well as audio and video information
06/08/1988EP0270105A2 Method of and apparatus for recording image
06/08/1988EP0270090A2 Color image processing apparatus
06/08/1988EP0270087A2 Color image processing apparatus
06/08/1988EP0270011A2 Drum scanning type image scanning apparatus and a method of inputting thereto
06/08/1988EP0269993A2 Method and image processing system for reconstruction of an image
06/08/1988EP0269746A1 Data communication equipment
06/08/1988EP0168399B1 Device for an array of photo diodes arranged in a matrix
06/08/1988EP0152434B1 Image processing method base on processing of interrelated image gradients
06/07/1988US4750212 Image processing method and apparatus therefor
06/07/1988US4750209 System for processing an image having both letter and photographic information
06/07/1988US4750057 De-interlacing circuit for simultaneous readout of paired fields
06/07/1988US4750049 Hand-held copying apparatus
06/07/1988US4750048 Image reading device
06/07/1988US4750047 Folding facsimile
06/07/1988US4750046 Read-write apparatus
06/07/1988US4750045 Light beam scanning system
06/07/1988US4750044 Image editor
06/07/1988US4750043 Decoding apparatus for image code
06/07/1988US4750010 Circuit for generating center pulse width modulated waveforms and non-impact printer using same
06/07/1988US4749983 Compression of multilevel signals
06/07/1988US4749872 Document scan apparatus with reflective reference position marker
06/07/1988US4749861 Method and apparatus for radiation image read-out
06/02/1988WO1988004121A1 Planar surface scanning system
06/01/1988EP0269450A2 Optical beam scanner
06/01/1988EP0269334A2 Color image processing apparatus
06/01/1988EP0269199A2 Sampling clock pulse generator for image display units
06/01/1988EP0269130A2 Editing area setting method and editing area setting apparatus in an image forming apparatus
06/01/1988EP0269034A2 Improved line scanner to reduce banding
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