Patents for H04N 7 - Television systems (274,023)
02/1995
02/21/1995US5392352 Scramble detecting circuit in a satellite broadcasting receiver and scramble detecting method
02/21/1995US5392317 Method and apparatus extracting pulse signal
02/21/1995US5392284 Multi-media communication device
02/21/1995US5392223 For coupling workstation units in a system
02/21/1995US5392211 Image processing apparatus
02/21/1995US5392129 Digital VCR signal processing apparatus for concealing uncorrectable errors
02/21/1995US5392073 Motion estimating device for variable length encoded data
02/21/1995US5392072 Method of detecting image regions
02/21/1995US5392071 Apparatus and method for processing image data
02/21/1995US5392067 TV system for endoscopes
02/21/1995US5392066 In-store advertising system
02/21/1995US5392038 Serial data decoding for variable length code words
02/21/1995US5392037 Method and apparatus for encoding and decoding
02/21/1995US5390662 Electronic endoscope apparatus using circuit board having cavity
02/21/1995CA2039734C Control system for encoding image
02/20/1995CA2130392A1 Catv systems
02/16/1995WO1995005051A1 Optimization of weighted signal-to-noise ratio for a digital video encoder
02/16/1995WO1995005050A1 Apparatus and method for an on demand data delivery system for the preview, selection, retrieval and reproduction at a remote location of previously recorded or programmed materials
02/16/1995WO1995005043A1 Method and apparatus for uniquely encrypting a plurality of services at a transmission site
02/16/1995WO1995005041A1 Optical fibre communications system
02/16/1995WO1995004982A1 Traffic surveillance process and device
02/16/1995DE4428510A1 Verfahren und Vorrichtung zum Erweitern des Sichtfeldes von Beobachtungssystemen Method and apparatus for extending the field of view of observation systems
02/16/1995DE4406326C1 D/A convertor having increased resolution
02/16/1995DE4341423C1 Method for separating an FDM signal by frequency
02/16/1995CA2168577A1 Optimization of weighted signal-to-noise ratio for a digital video encoder
02/15/1995EP0639033A2 Video/audio compression and reproduction device
02/15/1995EP0639032A2 Structure and method for a multistandard video encoder/decoder
02/15/1995EP0639031A2 Method and apparatus for encoding stereo video signals
02/15/1995EP0639030A2 Two-way CATV system and remote control system
02/15/1995EP0639029A2 Apparatus for converting frame format of television signal
02/15/1995EP0638817A2 Tracking system
02/15/1995EP0638220A1 Video signal coding
02/15/1995EP0638219A1 Interactive home information system
02/15/1995EP0638218A1 Methods and apparatus for preventing rounding errors when transform coefficients representing a motion picture signal are inversely transformed
02/15/1995CN2189807Y Micro wireless electric eye
02/15/1995CN1098840A TV communicating moniting system
02/15/1995CN1098838A Clock apparatus for a compressed video signal
02/15/1995CN1098834A Data broadcasting system
02/15/1995CN1027668C Text broadcasting signal generating apparatus and text broadcasting signal receiving apparatus
02/14/1995US5390337 Combination surge and diplex filter for CATV distribution systems
02/14/1995US5390256 Dynamic loader
02/14/1995US5390240 Data dial system and method
02/14/1995US5390177 Conferencing arrangement for compressed information signals
02/14/1995US5390028 Apparatus for converting input video signal to motion picture film image
02/14/1995US5390027 Television program recording and reproducing system using program data of text broadcast signal
02/14/1995US5389975 Video additive information identifying device with plural inputs
02/14/1995US5389974 Automatic converting device of television broadcasting mode
02/14/1995US5389973 For determining an optimum scaling factor
02/14/1995US5389965 Video telephone station having variable image clarity
02/14/1995US5389964 Broadcast channel substitution method and apparatus
02/14/1995US5389963 System for selectively interconnecting audio-video sources and receivers
02/14/1995US5389923 Sampling rate converter
02/14/1995US5389900 Adapter for transmission of color components on separate twisted wire pairs
02/14/1995CA1334444C Off-premises cable television channel interdiction method and apparatus
02/09/1995WO1995004433A1 Processing image data
02/09/1995WO1995004432A1 Coding image data
02/09/1995WO1995004431A2 System and method for storing and forwarding audio and/or visual information on demand
02/09/1995WO1995004430A1 Compliance incentives for audience monitoring/recording devices
02/09/1995WO1995004392A1 Multi-position electrical connector and electrical devices incorporating same
02/09/1995WO1995004348A1 Multimedia playblack system
02/09/1995DE4326570A1 Method for switching and/or distributing electric picture signals (video signals) in transmission systems
02/08/1995EP0637894A2 Apparatus and method for detecting motion vectors to half-pixel accuracy
02/08/1995EP0637893A1 Transcoding device
02/08/1995EP0637892A2 System and method for transmitting images at high efficiency
02/08/1995EP0637891A2 Video data compression
02/08/1995EP0637890A1 Modular high-capacity solid-state mass data storage device for video servers
02/08/1995EP0637889A2 Device for converting image frame format
02/08/1995EP0637888A2 Code recording apparatus
02/08/1995CN1098584A Picture signal transmitting method and apparatus
02/08/1995CN1098583A Method and apparatus for recovering an image in a video telephone system
02/08/1995CN1098582A Transmitting apparatus
02/07/1995US5388236 Digital signal processor with multiway branching based on parallel evaluation of N threshold values followed by sequential evaluation of M
02/07/1995US5388101 Interactive nationwide data service communication system for stationary and mobile battery operated subscriber units
02/07/1995US5387982 Apparatus for performing inverse discrete cosine transform
02/07/1995US5387947 Motion vector detecting method of a video signal
02/07/1995US5387944 Video signal processing apparatus having digital multivalue synchronizing signal generating circuit
02/07/1995US5387943 Semiautomatic lip sync recovery system
02/07/1995US5387942 System for controlling reception of video signals
02/07/1995US5387941 Data with video transmitter
02/07/1995US5387940 Method and apparatus for providing scaleable compressed video signal
02/07/1995US5387939 Enhanced resolution extended definition television system
02/07/1995US5387938 Adaptive interframe/intraframe block coding method and apparatus
02/07/1995US5387937 Motion compensation for color video signals
02/07/1995US5387932 Video camera capable of adding, transmitting, and extracting a reference signal indicative of the position of a reference pixel
02/07/1995US5387928 Electronic endoscope system having both still and moving images
02/07/1995US5387927 Method and apparatus for broadband transmission from a central office to a number of subscribers
02/07/1995US5387768 Elevator passenger detector and door control system which masks portions of a hall image to determine motion and court passengers
02/07/1995US5386717 Gas leakage testing method
02/07/1995CA2082280C Method for predicting move compensation
02/07/1995CA2042163C Noise immunity in hdtv signals
02/07/1995CA2000022C Cyclic video region transmission for videoconferencing systems
02/05/1995CA2126710A1 Cable management system with automatic mapping
02/02/1995WO1995003674A1 Detecting errors in video images
02/02/1995WO1995003673A1 Bit budget estimation method and device for variable word length encoders
02/02/1995WO1995003672A1 Signal access mode control method and system, in particular for image signals
02/02/1995WO1995003670A1 Apparatus and method for producing periodic synchronization references forming a synchronization signal
02/02/1995WO1995003526A1 An inspection system for a conduit
02/02/1995WO1995002989A1 Video display apparatus
02/02/1995DE4425526A1 Pay-TV receiving device
02/02/1995CA2144982A1 Signal access mode control method and system, in particular for image signals