Patents
Patents for H04N 1 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof (142,802)
01/1987
01/20/1987US4638373 Method and apparatus for improving gray scale resolution in an ink jet printing system
01/20/1987US4638372 Color copier
01/20/1987US4638371 Multiple exposure of area image sensor having a sparse array of elements
01/20/1987US4638370 Apparatus for digitalizing an image by analysis by means of a light beam
01/20/1987US4638369 Edge extraction technique
01/20/1987US4638368 Reproduction apparatus
01/20/1987US4638329 Thermal recording method and apparatus
01/20/1987US4638162 Method of adjusting radiation image read-out condition
01/20/1987US4638156 Light beam scanning apparatus with adjustable scanning speed and offset
01/20/1987US4637711 Process for rolling a drum with a photosensitive film
01/20/1987US4637710 Drum type image scanning and recording apparatus
01/20/1987US4637679 Multibeam photoscanner
01/20/1987CA1216930A1 Video data signal digitization and correction system
01/20/1987CA1216929A1 Solid state scanner for a variable speed transport
01/15/1987DE3623050A1 Image processor
01/15/1987DE3524705A1 Circuit arrangement for adaptive threshold value formation for a binary image acquisition
01/15/1987DE3506619A1 Merchandise storage arrangement
01/14/1987EP0208355A1 Method of enlarging/reducing dithered images
01/14/1987EP0208299A1 Color picture reproduction using balanced phosphors
01/14/1987CN86103635A Text and graphics image setting apparatus
01/13/1987US4637059 Video filter for video format unit
01/13/1987US4636872 Laser imaging system and method for imposing pages for printing
01/13/1987US4636871 Copying machine
01/13/1987US4636870 Method and system for recording transformed images
01/13/1987US4636869 Method and system for recording images in various magnification ratios
01/13/1987US4636868 Copiers
01/13/1987US4636848 Document information filing system with a single display device
01/13/1987US4636845 Digital image processing method for over and under exposed photographic images
01/13/1987US4636844 Method of processing a color image signal
01/13/1987US4636837 Time base conversion apparatus
01/13/1987US4636807 Apparatus and method for light value gray scale recording
01/13/1987US4636650 Optical image reader for reading an image on a given manuscript
01/13/1987US4636641 Radiation image read-out method and apparatus
01/13/1987US4636633 Document sensing apparatus that detects non-specular reflected light
01/13/1987US4636081 Apparatus for reading color image
01/13/1987US4636069 Method for reading deformation images on electrophotographic media
01/13/1987US4636043 Laser beam scanning device and marking system
01/13/1987US4635357 Electrostatic recording head, a method for manufacturing the same, and an apparatus for practicing this method
01/13/1987CA1216676A1 Matrix transcoding system for dynamically redefineable characters and matrix videotext systems
01/13/1987CA1216657A1 Component companding in a multiplexed component system
01/13/1987CA1216447A1 Image scanning system
01/10/1987CN85101419A 图象阅读器 Image reader
01/07/1987EP0207675A1 Video recording and reproducing apparatus
01/07/1987EP0207548A1 Method of reconstructing a gray level image from a dithered image
01/07/1987EP0207343A2 Image scanner interacting with a processor
01/07/1987EP0207246A1 Halftone image recording method and apparatus therefor
01/07/1987CN86103928A Processor synchronous image scanner
01/06/1987US4635212 Method for generating a rotated print pattern
01/06/1987US4635132 Printer used for a television receiver
01/06/1987US4635131 Method of and apparatus for producing halftone dot film of gradated density distribution
01/06/1987US4635130 Image reading/recording apparatus
01/06/1987US4635129 Image scanning apparatus
01/06/1987US4635108 Scanner-previewer combination including a programmable sampling circuit for permitting an entire frame of an original to be stored in a fixed-capacity memory
01/06/1987US4635082 Thermo-optic light modulation array
01/06/1987US4635081 Apparatus and method for generating dot-matrix characters in graphic patterns
01/06/1987US4635078 Intermediate gradient image producing method
01/06/1987US4635000 Temporal pixel clock synchronization system
01/06/1987US4634886 Photoelectric imager with a high S/N ratio
01/06/1987US4634885 Apparatus for driving CCD-sensor
01/06/1987US4634883 Image sensor comprising a plurality of photosensors and switches
01/06/1987US4634882 Optical device for displaying a large two dimensional image
01/06/1987US4634857 Imaging arrangement for scanning using stationary optics
01/06/1987US4634259 Apparatus for maintaining distinct edges between two colors in a two-color image forming device
01/06/1987US4634232 Light source device for close spacing of two light beams
01/06/1987CA1216355A1 Circuit arrangement for crosstalk compensation in electrooptical scanners
01/02/1987DE3621046A1 Method and device for storing and processing image information
12/1986
12/31/1986WO1986007640A1 A method for scanning a laser beam by non-mechanical deflectors
12/30/1986US4633506 Picture image file device
12/30/1986US4633505 Character compression technique
12/30/1986US4633329 Information signal recording medium and reproducing apparatus therefor
12/30/1986US4633328 Picture scanning and recording method
12/30/1986US4633327 Enhancement halftoning
12/30/1986US4633326 Fascimile communication system with desired image quality
12/30/1986US4633325 Adaptive predictive encoding and/or decoding apparatus
12/30/1986US4633314 Shading correction device
12/30/1986US4633306 Arrangement for producing visual images recorded on a disk of film
12/30/1986US4633305 Method of recording image signals of photographic pictures
12/30/1986US4633301 Method and apparatus with white balancing correction for separating a color signal and its complement
12/30/1986US4633296 Omission and subsequent estimation of zero sequency coefficients of transformed digitized images to facilitate data compression
12/30/1986US4633272 Laser printing apparatus having a multiple formatted output
12/30/1986US4633271 Optical writing device
12/30/1986US4633080 Document scanner having an improved book support assembly
12/30/1986US4632585 Image forming apparatus
12/30/1986US4632538 Video terminal and printer
12/30/1986EP0206804A2 Array scanning system
12/30/1986EP0206401A1 Method of enlarging/reducing a dithered image
12/30/1986EP0206307A2 Apparatus for preparing mounting sheet of originals to be scanned
12/30/1986EP0205944A2 Method of spatially thresholding a discrete color image
12/30/1986EP0205751A2 Method and apparatus for image data compression
12/30/1986EP0205712A2 Video stream processing system
12/30/1986EP0205667A1 System for transmitting words that are protected by a combination of a block code and a convolution code, transmitter device for use in such system and receiver for use in such system
12/30/1986EP0205437A1 Apparatus for performing raised dot formations
12/30/1986EP0120063B1 Film video player having flash illuminated single frame ccd image sensor
12/24/1986CN86101346A Image conversion apparatus
12/23/1986US4631751 Method for enlarging a binary image
12/23/1986US4631740 Time base generator for color image processor
12/23/1986US4631726 Laser diode control circuitry
12/23/1986US4631599 Selective optoelectronic copier
12/23/1986US4631598 High speed, high resolution image processing system
12/23/1986US4631597 Video data transmission apparatus