Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
10/1991
10/23/1991EP0453229A2 Method for transmission of variable length code
10/23/1991EP0453113A1 Coding and decoding apparatus of variable length date
10/23/1991EP0453037A2 Circuit for recognising the transmission norm of a colour television signal
10/23/1991EP0452717A2 Addressable control system for CATV program distribution
10/23/1991EP0452570A1 Processing and digitizing apparatus for medical radiographic film
10/23/1991EP0452477A1 Method for formatting, on a digital bus, check data for a digitized video signal
10/23/1991EP0452473A1 A hierarchical storage and display method for high resolution digital images in a multiuse environment.
10/23/1991EP0263111B1 Method and apparatus for conveying information signals
10/22/1991US5060285 Hierarchical variable block size address-vector quantization using inter-block correlation
10/22/1991US5060262 Video scrambling, audio masking and data transmission methods for wireless cable systems
10/22/1991US5060242 Non-destructive lossless image coder
10/22/1991US5060079 Apparatus for controlling television monitoring
10/22/1991US5060064 Arrangement for interpolation images by motion estimation and compensation and a television standard converter system comprising such an arrangement
10/22/1991US5059796 Infrared monitoring system
10/22/1991US5058368 Harvesting of delicate produce
10/17/1991WO1991015929A1 Video processing method and apparatus
10/17/1991WO1991015925A1 Transmission and reception in a hostile interference environment
10/17/1991WO1991015922A1 Audio, video or television apparatus
10/17/1991WO1991009403A3 Dual port, dual speed image memory access arrangement
10/17/1991CA2085728A1 Reception of orthogonal frequency division multiplexed signals
10/17/1991CA2038418A1 Signal switching apparatus
10/16/1991EP0451879A2 Vector quantizer
10/16/1991EP0451837A2 Image pickup system comprising a memory of a small capacity
10/16/1991EP0451704A2 Improved television signal receiver
10/16/1991EP0451696A2 Video phone unit
10/16/1991EP0451545A1 Apparatus and method for adaptively compressing successive blocks of digital video
10/16/1991EP0451322A2 Dynamic control circuit for multichannel system
10/16/1991EP0451205A1 Television transmission system compatible with conventional television standards.
10/16/1991EP0261137B1 Tv picture motion measurement
10/16/1991EP0208681B1 Vision system
10/15/1991US5058178 Method and apparatus for inspection of specular, three-dimensional features
10/15/1991US5058160 In-band controller
10/15/1991US5058159 Method and system for scrambling and descrambling audio information signals
10/15/1991US5058158 Video scrambling apparatus and method based on space filling curves
10/15/1991US5058157 Method and apparatus for encrypting and decrypting time domain signals
10/15/1991US5058102 Broadband optical communication system, particularly for the subscriber area
10/15/1991US5057940 Image signal encoding/decoding system
10/15/1991US5057932 Audio/video transceiver apparatus including compression means, random access storage means, and microwave transceiver means
10/15/1991US5057921 Process and device for temporal image interpolation, with corrected movement compensation
10/15/1991US5057919 Picture signal interpolation circuit with gamma compensation
10/15/1991US5057918 Arrangement for encoding two-dimensional information, grouped in periodical information clusters using motion vector processing in a hybrid DPCM encoder
10/15/1991US5057917 Real-time data compression of broadcast video signals
10/15/1991US5057916 Method and apparatus for refreshing motion compensated sequential video images
10/15/1991US5057915 System and method for attracting shoppers to sales outlets
10/15/1991US5057911 System and method for conversion of digital video signals
10/15/1991CA1290607C Auto portrait photo studio
10/11/1991WO1991015927A1 Signal distribution
10/11/1991WO1991015926A1 Data alignment
10/11/1991WO1991015910A1 Method of synchronising the pseudo-random binary sequence in a descrambler
10/11/1991CA2079475A1 Data alignment
10/09/1991EP0450970A2 Automatic brightness compensation for x-ray imaging systems
10/09/1991EP0450937A2 Geometric vector quantization
10/09/1991EP0450889A2 Image shift correction for video cameras
10/09/1991EP0450841A2 Video control system
10/09/1991EP0450817A2 Digital phase detector arrangements
10/09/1991EP0450814A1 Pipe inspection system
10/09/1991EP0450664A1 Vector quantizer for picture information
10/09/1991EP0450525A1 Image restoration and faulty sensor detection and compensation system and process
10/09/1991EP0450335A1 Digital interpolation circuitry
10/09/1991EP0450260A1 Digital signal filter circuit
10/09/1991EP0449827A1 Digital data processing
10/09/1991EP0258367B1 Apparatus for encoding a television signal to be transmitted
10/09/1991CN2086486U Multi-channel satellite tv radio frequency modulator
10/09/1991CN1014294B Vidio display system for displaying wide and standard, aspect radio vidio signals
10/08/1991US5056139 Methods and apparatus for electronically limiting broadcast communication
10/08/1991US5056136 Secure video communications system
10/08/1991US5055927 Dual channel video signal transmission system
10/08/1991US5055925 Arrangement for estimating motion in television pictures
10/08/1991US5055924 Remote-controlled substitution of a defined program part of a tv program by a separately transmitted program part for defined, selected receivers, household terminal for executing the method and method for operating a household terminal
10/08/1991US5055916 Chrominance encoding for a widescreen television system
10/08/1991CA1290475C Integrated data voice multiplexer supporting handshake and loop-back protocols
10/03/1991WO1991015084A2 Television receiver/decoder
10/03/1991WO1991015081A1 Display locked timing signals for video processing
10/03/1991CA2056989A1 Display locked timing signals for video processing
10/02/1991EP0449718A1 Mixed electrical and optical cable and its application to a link between a camera head and a control unit
10/02/1991EP0449715A1 Coding/decoding device for image signals
10/02/1991EP0449682A1 A sampling frequency conversion filter
10/02/1991EP0449633A1 Pay television
10/02/1991EP0449555A2 Image encoding apparatus
10/02/1991EP0449552A2 System for distributing broadcasting material
10/02/1991EP0449487A2 Multiplex TV signal processing apparatus
10/02/1991EP0449303A2 Phase difference auto focusing for synthetic aperture radar imaging
10/02/1991EP0449176A2 Image display apparatus
10/02/1991EP0449126A2 Picture displaying method for audio video system
10/02/1991EP0448590A1 Predictive coding and decoding.
10/01/1991US5054103 Picture encoding system
10/01/1991US5054097 Methods and apparatus for alignment of images
10/01/1991US5054087 Process and apparatus for optically checking perforations in hollow articles such as turbine blades
10/01/1991US5054071 Volume control for optimum television stereo separation
10/01/1991US5054064 Video control system for recorded programs
10/01/1991US5053910 Surge suppressor for coaxial transmission line
10/01/1991US5053884 Control apparatus for selectively inhibiting looking/listening in catv terminal equipment
10/01/1991US5053883 Terminal polling method
10/01/1991US5053882 Video signal optical transmission system
10/01/1991US5053868 Video monitoring system for auto drive-through fast food restaurants
10/01/1991US5053859 High definition B-MAC television signal transmission system
10/01/1991US5053858 Chrominance signal processing appartus for widescreen television system
10/01/1991US5053857 Television signals
10/01/1991CA2078445A1 Method and apparatus for transmitting and receiving ofdm carriers
10/01/1991CA1290051C Telecommunication system with burst and continuous audio signals
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