Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
07/1986
07/08/1986US4599645 System for image generation
07/08/1986US4599644 Method of and apparatus for monitoring video-channel reception
07/08/1986CA1207474A1 Method and circuitry for reducing flicker in interlaced video displays
07/08/1986CA1207435A1 Color television receiver with a digital processing system that develops digital driver signals for a picture tube
07/08/1986CA1207433A1 Circuit for providing accurately spaced video and sound carriers
07/08/1986CA1207432A1 Memory selecting system for scrambled television receiver
07/03/1986WO1986003923A1 Recombination of low- and high-resolution segments of an extended aspect ratio picture
07/03/1986WO1986003922A1 Video compression method
07/03/1986WO1986003921A1 Interlaced digital video input filter/decimator and/or expander/interpolator filter
07/03/1986WO1986003919A1 Signal to noise ratio enhancement using baseband signals in an fm television system
07/02/1986EP0186444A2 Highly efficient coding apparatus for digital video signal
07/02/1986EP0186196A2 Method and apparatus for encoding/decoding image signal
07/02/1986EP0186056A2 Video decoder apparatus
07/02/1986EP0185692A1 Process for reducing the noticeability of errors in a digital audio signal.
07/02/1986CA1207077A Scrambled television signal receiver system
07/02/1986CA1206748A Interactive teaching system
07/01/1986US4598318 Video encryption system
07/01/1986US4598314 Method and apparatus for converting a video signal to a corresponding signal of lower line count
07/01/1986US4598313 Television signal scrambling system
07/01/1986US4598312 Secure video distribution systems
07/01/1986US4598311 Laser surgical operating method and apparatus
07/01/1986US4598309 For a vehicle
07/01/1986US4598288 Apparatus for controlling the reception of transmitted programs
06/1986
06/25/1986EP0185558A1 Process and device to assist the positioning of work pieces by superpositioning images
06/25/1986EP0185533A2 High efficiency technique for coding a digital video signal
06/25/1986EP0185503A2 Digital scan converters
06/24/1986US4597020 Digital video tape recorder apparatus
06/24/1986US4597010 Video data transmission
06/24/1986US4596955 Phase-locked loop and device for demodulating frequency modulated signals, comprising such a loop
06/24/1986CA1206592A1 Adapter for rendering a non-addressable catv converter addressable
06/24/1986CA1206591A1 Pin diode modulator
06/17/1986USRE32187 System for digitally transmitting and displaying texts on television screen
06/17/1986US4595952 Teletext decoder having a register array for operating on pixel words
06/17/1986US4595951 Teletext decoder using a common memory
06/17/1986US4595950 Method and apparatus for marking the information content of an information carrying signal
06/17/1986CA1206252A1 Video image size scaling
06/11/1986EP0184398A2 Analog-to-digital conversion
06/11/1986EP0183871A1 Two-way cable-television system
06/10/1986US4594726 Dedithering circuitry in digital TV receiver
06/10/1986US4594609 Scrambling system for television video signal
06/10/1986US4594516 Sampling pulse generator
06/10/1986CN85107729A Television receiver for flicher-free reproduction of an interlaced video signal.
06/10/1986CA1205900A1 Scrambling system of television signal
06/04/1986EP0183626A2 Receiver for pay television
06/04/1986EP0183625A2 Television signal receiving apparatus
06/04/1986EP0183564A2 Image forming apparatus
06/04/1986EP0183392A2 Geographic blackout method for direct broadcast satellite system
06/04/1986EP0183331A2 Power safety device for CATV tap-off unit
06/04/1986EP0183106A2 Visual image sensor system
06/04/1986EP0182915A1 Apparatus for transmitting digital signals
06/03/1986US4593374 Teletext magazine code detector
06/03/1986US4593318 Technique for the time compression multiplexing of three television signals
06/03/1986US4593317 Moving scene display for passive radiation-wave imaging system
06/03/1986US4593315 Progressive scan television receiver for non-standard signals
05/1986
05/28/1986EP0182460A1 Multi-image communications system
05/28/1986EP0182426A1 Switching circuit for video sources
05/28/1986EP0181916A1 Non-linear sync signal processing circuit
05/28/1986EP0181863A1 Tamper-resistant, expandable communications system.
05/28/1986EP0181856A1 Triangle and pyramid signal transforms and apparatus
05/27/1986US4591987 Video rangefinder
05/27/1986US4591918 Image sensor system
05/27/1986US4591909 Interframe coding method and apparatus therefor
05/27/1986US4591908 Method and apparatus for adaptive predictive encoding/decoding of multi-level picture signals
05/27/1986US4591907 Method and device for detection of moving points in a television image for digital television systems providing conditional-replenishment bit-rate compression
05/27/1986US4591906 Wireless transmission from the television set to the television station
05/27/1986CA1205219A1 Method of and device for x-ray image processing
05/27/1986CA1205217A1 Device for and method of x-ray image processing
05/27/1986CA1205216A1 X-ray examination apparatus
05/27/1986CA1205213A1 Enhancement of fluoroscopically generated images
05/27/1986CA1205178A1 Method and apparatus for encoding and decoding video
05/21/1986EP0181817A1 Parallel-analogous device for the local processing of a bidimensional signal
05/21/1986EP0181599A1 Method and apparatus for improving the accuracy of reconstructed samples in multidimensional DPCM-coding
05/21/1986EP0181412A1 Television image pick-up system
05/20/1986US4590612 Electronic tuner having selectable band sections appropriately biased to mixer/amplifier
05/20/1986US4590521 Picture element generator for facsimile receiver
05/20/1986US4590519 Television signal scrambling/descrambling system
05/20/1986US4590516 Recorded program communication system
05/14/1986EP0181321A2 Method and device for the transmission of a signal of a picture element
05/14/1986EP0181237A2 Processing unit for digital picture signals with adaptive prediction
05/14/1986EP0181215A1 Apparatus for detecting motion of television images
05/14/1986EP0181009A2 Image processing device and method for controlling the same
05/14/1986EP0180661A1 Television receiver with flicker-free reproduction of an interlaced video signal
05/13/1986US4589110 Signal processor (system) for reducing bandwidth and for multiplexing a plurality of signals onto a single communications link
05/13/1986US4589109 Multiplexed digital data transmission
05/13/1986US4589084 Apparatus for symmetrically truncating two's complement binary signals as for use with interleaved quadrature signals
05/13/1986US4589018 Technique for the time frequency multiplexing on three television signals
05/13/1986US4589017 Pay television receiving system
05/13/1986US4589016 FM television signal receiving circuit
05/10/1986CN85103407A Shot monitoring apparatus
05/07/1986EP0180469A2 Code converting system and method for band compression of digital signals
05/07/1986EP0180460A1 Decoders for pay television systems
05/07/1986EP0180345A2 Method and apparatus for picture signal encoding and decoding
05/06/1986US4587557 Field number conversion circuit
05/06/1986US4587556 Television standards converters
05/06/1986US4587521 Code signal generator or detector for video frame code
05/06/1986US4587520 Cursor controlled page selection in a video display
05/06/1986CA1204162A1 Audio scrambler utilizing an auxiliary channel for synchronizing the descrambler
04/1986
04/30/1986EP0179701A1 Television method for multilingual programmes
04/30/1986EP0179612A2 Cryptographic system for direct broadcast satellite network
04/30/1986EP0179560A1 Error concealment in digital television signals
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