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)
12/1982
12/14/1982CA1137619A1 Data manipulation apparatus for converting raster-scanned data to a lower resolution
12/14/1982CA1137539A1 Multiple variable light source printer
12/09/1982WO1982004369A1 Light valve apparatus
12/09/1982WO1982004368A1 Improved high-resolution light valve apparatus for electronic imaging
12/09/1982WO1982004367A1 Electronic imaging apparatus with light valve arrays
12/09/1982WO1982004353A1 Light emitting diode array devices and image transfer systems
12/09/1982WO1982004352A1 High resolution optical-addressing apparatus
12/08/1982EP0066371A2 Guiding an imaging surface relative to an imaging beam
12/07/1982US4363037 Apparatus and process for recording an image free of line structure
12/07/1982US4363036 Method and apparatus for compressing digital data using non-adaptive predictive techniques
12/01/1982EP0065839A2 A method of removing a sheet from the drum of a facsimile tranceiver unit
12/01/1982EP0065713A1 Vacuum tensioning device for films or film-like materials
12/01/1982EP0065701A2 Electronic camera
11/1982
11/30/1982US4361394 Method and apparatus for scanning light beam
11/30/1982CA1136553A1 Facsimile device with an automatic paper loading mechanism
11/25/1982WO1982004146A1 Pictorial information processing technique
11/24/1982EP0065454A1 Method and device for reconstructing an analogue luminance signal from a digital signal
11/24/1982EP0065444A1 System for the reconstruction by filtering of an analogue signal from a pseudoanalogue signal obtained by double analogue/digital, digital/analogue conversion of said analogue signals with a possible processing of the digital signal
11/24/1982EP0065281A2 Scanning system and scanning diaphragm for suppressing moiré during the scanning of screened originals
11/24/1982EP0065242A1 Light pick-up device
11/24/1982EP0065090A1 Optical scanning systems with passive control
11/23/1982US4360883 Method of restoring a picture cell by estimation with high density
11/23/1982US4360840 Real time data compression/decompression scheme for facsimile transmission system
11/23/1982US4360819 Thermal recording apparatus
11/23/1982US4360818 Heat-sensitive recording head with minimum number of switching diodes
11/23/1982CA1136301A1 Rotatable raster scan display
11/23/1982CA1136275A1 High resolution input scanner using a two dimensional detector array
11/17/1982EP0064736A1 Light pick-up device
11/17/1982EP0064557A1 Picture signal reading method
11/16/1982US4359670 Lamp intensity control apparatus comprising preset means
11/16/1982CA1135833A1 Arrangement for color picture scanning
11/16/1982CA1135832A1 Optical read-write system with electronically variable image size
11/09/1982US4358795 Graphic scanning and printing device
11/09/1982US4358794 Facsimile and similar apparatus employing a plurality of solid-state image scanners
11/09/1982US4358793 Beam scanning copying apparatus
11/09/1982US4358778 Adjustable blade for facsimile recording machine
11/09/1982CA1135398A1 Image interpolation system
11/09/1982CA1135341A1 Method for driving a light scanning apparatus
11/09/1982CA1135015A1 Resilient restoring hinged apparatus
11/03/1982EP0063990A1 Method for image transmission with reduced data rate; transmission system for executing this method
11/02/1982US4357638 Index information recording method for picture information filing system
11/02/1982US4357633 Engraving apparatus and method
11/02/1982US4357627 Method and apparatus for improving resolution of scophony scanning system utilizing carrier phase reversal
11/02/1982US4357625 Light valve imaging apparatus having enlarged pixel exposing regions
11/02/1982CA1134940A1 Recording graphic data of different transmission rates
10/1982
10/28/1982WO1982003699A1 Title edge apparatus for serially produced collated copy
10/27/1982EP0063316A1 Method of and apparatus for reading out image information
10/27/1982EP0063286A2 Method and apparatus for correcting video signals in colour printing simulation
10/26/1982US4356555 Method of restoring a picture cell by estimation with high density
10/26/1982US4356516 Transmitter for facsimile
10/26/1982US4356513 CCD Scanner with improved resolution
10/26/1982US4356501 Integrated silicon nib for an electrostatic printer
10/26/1982US4356347 Integrated stylus array for printer operation
10/26/1982US4355882 Multiple function reproduction apparatus
10/26/1982US4355860 Double pass scanning system
10/26/1982US4355859 Field replaceable laser apparatus for raster scanner
10/26/1982CA1134498A1 Arrangement for color picture scanning
10/26/1982CA1134497A1 Video data detect circuits for video hard copy controller
10/26/1982CA1134496A1 Video hard copy controller
10/26/1982CA1134427A1 Image recording method and apparatus therefor
10/26/1982CA1134278A1 Tone error control for relative image areas
10/26/1982CA1134190A1 Imaging device with variable tone densities
10/20/1982EP0062630A1 Installation for regulating the speed of droplets in ink printers.
10/19/1982US4355337 Method of restoring pictures with high density
10/19/1982US4355319 System for thermally recording data by partially overlapping successive data segment periods
10/19/1982US4355306 Dynamic stack data compression and decompression system
10/13/1982EP0062545A1 Optical scanning system
10/13/1982EP0062522A1 Proximity-coupled electro-optic devices
10/13/1982EP0062479A2 Raster scanner apparatus and method
10/13/1982EP0062437A2 Strip illumination system
10/12/1982US4354196 Laser engraving system with massive base table and synchronization controls
10/12/1982US4353636 Device for cleaning optical fiber tube incorporated in image forming apparatus
10/12/1982US4353628 Apparatus for producing images on radiation sensitive recording mediums
10/12/1982CA1133631A Method and apparatus for generating a digital facsimile signal
10/12/1982CA1133630A1 Facsimile receiver signaling
10/12/1982CA1133570A1 Tone error control for image contour removal
10/12/1982CA1133569A1 Method and apparatus for relating image screening frequency to image content
10/06/1982EP0061921A1 Facsimile apparatus with multiple scanning and printing elements
10/06/1982EP0061682A2 Circuit arrangement for converting analogous picture signals for black/white recording
10/06/1982EP0061681A2 Arrangement for generating a correctly positioned phase mark in a facsimile apparatus
10/05/1982US4353097 Facsimile apparatus
10/05/1982US4353096 Digital facsimile system to band-compress half-tone picture signals
10/05/1982US4353095 Facsimile bandwidth compression method system and apparatus
10/05/1982US4353092 Real time histogram modification system
10/05/1982US4352984 Light beam scanning device
10/05/1982US4352550 Combination of circular/straight line light beam scan transforming apparatus and optical device and method of fabricating circular/straight line transforming device
10/05/1982US4352541 Optical scanning device with constant speed scan
10/05/1982CA1133132A1 Electronic facet error correction for laser scanning
10/05/1982CA1132912A1 Electro-optical color imaging apparatus
09/1982
09/29/1982EP0061314A2 Heat-sensitive recording device
09/29/1982EP0061077A2 Method for the imagewise storage and reproduction of symbolized network control data
09/28/1982US4352128 Combination electrostatic copying machine and facsimile transceiver
09/28/1982US4352012 Header sheet for image communications system
09/28/1982US4351602 Electrostatic printer
09/28/1982CA1132459A1 Computerized laser engraving system and method
09/22/1982EP0060694A2 Apparatus and method for compressing digital data
09/22/1982EP0060388A2 Data processing apparatus including a peripheral processing complex
09/22/1982EP0060341A1 Flexible band positioning device for a read/write head
09/22/1982EP0060312A1 Method of partially smoothing a retouch during the electronic reproduction of colour images
09/21/1982US4350997 Lay-out recording method in a picture scanning recording system
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