Patents for H04N 11 - Colour television systems (14,364)
10/1986
10/28/1986CA1213363A1 Apparatus for demodulating sampled data chroma signals
10/28/1986CA1213359A1 Multiplex subsampling transmission system for a high definition color television picture signal
10/14/1986US4617597 Compatible color television with regenerable signals
10/14/1986US4617590 Clamping circuit for video signals
10/08/1986EP0196722A2 Television receiver with a circuit arrangement for demodulating an NTSC colour signal
10/07/1986CA1212458A1 Transmission and reception of component video signals
10/07/1986CA1212452A1 Vector quantizer
10/01/1986EP0112339B1 A technique for providing compatibility between high-definition and conventional color television
09/1986
09/25/1986WO1986005644A1 Compatibility of widescreen and non-widescreen television transmissions
09/24/1986EP0195010A1 Automatic gain control circuit.
09/23/1986US4613903 High-resolution television transmission system
09/23/1986US4613894 Method and device for detection of moving points in a television image for digital television systems providing bit-rate compression, with conditional-replenishment
09/23/1986US4613893 Method of producing a time-multiplex color television signal
09/17/1986EP0194307A1 A method and apparatus for limiting the amplitude of a frequency modulated signal
09/16/1986US4612573 Method for clock rate conversion
09/16/1986US4612568 Burst-to-line-locked clock digital video signal sample rate conversion apparatus
09/16/1986US4612567 Television receiver using non-interlaced scanning format with vertical detail enhancement and motion compensation
09/10/1986CN85201487U Colour transmission system controlled and coded by microprocessor
09/09/1986CA1211206A1 Method and apparatus for encoding and decoding video
09/03/1986EP0193185A1 Interframe adaptive vector quantization encoding apparatus
09/03/1986EP0192788A1 Integrated digital circuit section for frequency demodulation
08/1986
08/26/1986US4608594 Television receiver using non-interlaced scanning format with motion compensation
08/20/1986EP0191139A2 SECAM comb filter
08/14/1986WO1986004761A1 Clamping circuit for video signals
08/14/1986WO1986004759A1 Processing of analog video signals in digital transmission systems
08/13/1986EP0190911A2 Adaptive field or frame store processor
08/12/1986US4605963 Reduction of control bits for adaptive sub-nyquist encoder
08/12/1986US4605953 Digital PAL color television signal demodulators
08/12/1986US4605952 Compatible HDTV system employing nonlinear edge compression/expansion for aspect ratio control
08/12/1986US4605950 Two channel compatible high definition television broadcast system
08/05/1986US4604650 Three line video scrambling method
08/05/1986CA1209266A1 Video bandwidth reduction system employing interframe block differencing and transform domain coding
07/1986
07/29/1986CA1208768A1 Monochrome-compatible color slow scan television system
07/22/1986US4602274 IYQY format television signal encoding and decoding apparatus
07/16/1986EP0187406A2 High resolution television transmission system
07/15/1986CA1207912A1 Analog to digital converting system for composite video signal
07/15/1986CA1207897A1 Digital television receiver with analog-to-digital converter having time multiplexed gain
07/09/1986CN85108684A Signal to noise ration enhancement using baseband signals in an fm television system
07/03/1986WO1986003923A1 Recombination of low- and high-resolution segments of an extended aspect ratio picture
07/03/1986WO1986003919A1 Signal to noise ratio enhancement using baseband signals in an fm television system
06/1986
06/25/1986EP0185503A2 Digital scan converters
06/24/1986US4597005 Digital color photographic image video display system
06/10/1986US4594726 Dedithering circuitry in digital TV receiver
06/10/1986US4594607 Demodulator for sampled chrominance signals including a Nyquist filter for recovering wideband I color difference signals
06/03/1986US4593318 Technique for the time compression multiplexing of three television signals
06/03/1986US4593315 Progressive scan television receiver for non-standard signals
05/1986
05/28/1986EP0181856A1 Triangle and pyramid signal transforms and apparatus
05/27/1986CA1205178A1 Method and apparatus for encoding and decoding video
05/20/1986US4590511 Circuit for converting the phase encoded hue information of a quadrature modulated color subcarrier into distinct analog voltage levels
05/14/1986EP0181189A2 Video signal processing system
05/13/1986US4589018 Technique for the time frequency multiplexing on three television signals
05/13/1986US4589011 Single sideband modulated chrominance information for compatible high-definition television
04/1986
04/23/1986EP0178938A2 Television apparatus and method
04/22/1986US4584599 Signal to noise ratio enhancement using baseband signals in an FM television system
04/22/1986US4584597 Method for encoding a digital color video signal by rate compression
04/16/1986EP0178126A1 Phase and amplitude control of vertical modulation in horizontal scan of CRT high resolution television
04/15/1986US4583113 Progressive scan television display system employing interpolation in the luminance channel
04/15/1986CA1203317A1 Dual mode coding
04/09/1986EP0176674A2 Method to increase the definition of a compatible television system
04/08/1986US4581640 Television transmission system
04/02/1986EP0176360A2 Narrow band high resolution television
04/02/1986EP0176093A1 Colour television transmission system transmitting luminance signals and low-pass filtered chrominance signals
04/02/1986EP0175860A2 Method to compatibly increase the definition of a colour television transmission system with cross-talk interference reduction by means of picture processing
03/1986
03/27/1986WO1986001967A1 Frequency generation for multiplexed analog component color television encoding and decoding
03/27/1986WO1986001952A1 A method and apparatus for limiting the amplitude of a frequency modulated signal
03/25/1986CA1202420A1 Process and device for sampling a sine wave signal by a multiple frequency signal
03/25/1986CA1202412A1 System for non linearity correction by intermediate frequency premodulation in television equipment
03/25/1986CA1202408A1 Color slow-scan tv system and method
03/18/1986US4577217 Encoding circuit for a SECAM color television transmission
03/12/1986EP0174056A2 Bandwidth compression system
03/12/1986EP0173983A2 Differential coding circuit
03/11/1986US4575749 Component companding in a multiplexed component system
03/11/1986US4575709 In a communications system
03/04/1986US4574300 High-definition color television transmission system
02/1986
02/25/1986US4573167 Digital communication system, particularly color television transmission system
02/25/1986US4573086 Color television signal converting circuit
02/25/1986US4573068 Video signal processor for progressive scanning
02/18/1986CA1200891A1 Color subcarrier generator
02/12/1986EP0116574B1 Transmission and/or reception of television pictures
02/04/1986US4568966 Compatible color television with regenerable signals
02/04/1986US4568963 Signal converter circuit for color TV
01/1986
01/29/1986EP0169752A1 Audiovisual programme transmitter by way of an FM link and receiver therefor
01/29/1986EP0169527A2 Signal converting method and circuit for television receiver
01/28/1986US4567518 System for decoding and displaying encoded television pictures
01/28/1986US4567508 Two-channel compatible television transmission system for wide picture formats
01/28/1986US4567507 Color television signal conversion device
01/28/1986CA1200009A1 Digital signal processing circuit
01/22/1986EP0169093A1 Receiver for time division multiplexed television transmission comprising a frequency demodulator
01/15/1986EP0168104A1 Multiplex television system for the transmission of 5/3-format images, transmitter and interface device for such a system, and television receiver comprising such a device
01/14/1986US4564857 Aspect ratio improvement for compatible high-definition television
01/08/1986EP0166749A1 Phase regulation circuit.
12/1985
12/24/1985US4561012 Pre-emphasis and de-emphasis filters for a composite NTSC format video signal
12/24/1985US4560977 Vector quantizer
12/19/1985WO1985005743A1 Automatic gain control circuit
12/11/1985EP0164203A2 Television apparatus with vertical detail enhancement
12/10/1985US4558350 Vector quantizer
12/10/1985US4558349 Color subcarrier generator
12/10/1985US4558347 Progressive scan television system employing vertical detail enhancement
12/04/1985EP0163514A1 Progressive scan television apparatus for non-standard signals
12/03/1985US4556906 Kinescope blanking scheme for wide-aspect ratio television