H04N 7 - Television systems

Patents for H04N 7 - Television systems (274,023)
11/1994
11/15/1994	US5365084 Video inspection system employing multiple spectrum LED illumination
11/15/1994	CA2034033C Transmission apparatus
11/15/1994	CA1333090C Digital video compression system
11/15/1994	CA1333089C Low power multi-function cellular television system
11/14/1994	CA2123437A1 Method of non-exhaustive motion estimation which times out
11/10/1994	WO1994026069A1 Motion estimation coprocessor
11/10/1994	WO1994026068A1 Differential coding and decoding method and related circuits
11/10/1994	WO1994026067A1 Multiple carrier digital television signal decoder
11/10/1994	WO1994026066A1 Video interface unit
11/10/1994	WO1994026065A1 Bi-directional television format digital signal converter with improved luminance signal-to-noise ratio
11/10/1994	WO1994026061A1 Hands free video camera system
11/10/1994	WO1994026056A1 Improved features for a telecommunications display system
11/10/1994	WO1994026041A2 A phase lock loop with idle mode of operation during vertical blanking
11/10/1994	WO1994025935A1 Image compression coprocessor with data flow control and multiple processing units
11/10/1994	WO1994025934A1 Codeword-dependent post-filtering for vector quantization-based image compression
11/10/1994	WO1994025930A1 Tracking objects in video sequences
11/10/1994	WO1994025324A1 Imaging offset system applied to the driving of vehicules and trains
11/10/1994	WO1994022246A3 Transcription system for manipulating real-time testimony
11/10/1994	EP0635190A4 Video time code synchronized robot control apparatus.
11/10/1994	DE4314483A1 Überwachungssystem Monitoring system
11/10/1994	CA2161678A1 Differential coding and decoding method and related circuits
11/09/1994	EP0624043A1 Cable management system
11/09/1994	EP0624042A1 Improvement of a television signal downward compatible with a conventional television standard, method of transmitting the improved television signal and video equipment processing the improved television signal
11/09/1994	EP0624040A2 System for composing multimedia signals for interactive television services
11/09/1994	EP0624039A2 Integrated television services system
11/09/1994	EP0624038A1 Television telephone apparatus
11/09/1994	EP0624037A1 Image coding and decoding system
11/09/1994	EP0624036A1 Image coding and decoding system
11/09/1994	EP0624035A1 Image coding and decoding system
11/09/1994	EP0624034A1 Image coding and decoding system
11/09/1994	EP0624033A2 QAM television transmission system
11/09/1994	EP0624032A2 Video format conversion apparatus and method
11/09/1994	EP0624031A2 Managing letterbox signals with logos
11/09/1994	EP0623270A1 Video teleconferencing system
11/09/1994	EP0623269A1 Signal sampling
11/09/1994	EP0623268A1 A method and device for producing panoramic images, and a method and device for consulting panoramic images
11/09/1994	EP0615675A4 Real-time disk system.
11/09/1994	EP0347419B1 Improvements in interactive video systems
11/08/1994	US5363507 Method and system for storing and retrieving collaboratively processed information by associated identification data
11/08/1994	US5363432 Transmission of broadband signals to subscribers using a telecommunications cable
11/08/1994	US5363408 Mode selective quadrature amplitude modulation communication system
11/08/1994	US5363384 Audio signal demodulation circuit
11/08/1994	US5363378 Channel data transmission system
11/08/1994	US5363205 Image compressing method compressing an image into a compressed image and error coefficients
11/08/1994	US5363146 Motion compensated image processing
11/08/1994	US5363143 Television apparatus
11/08/1994	US5363141 Method and apparatus for transmitting encoded blocks of video signals at different channel rates
11/08/1994	US5363140 Video signal conversion system with a vertical enhancement circuit
11/08/1994	US5363139 Method and apparatus for scalable compression and decompression of a digital motion video signal
11/08/1994	US5363138 Image signal reproducing apparatus for partially reproducing image to be displayed
11/08/1994	US5363097 Direct sequential-bit variable length decoder
11/08/1994	US5363068 Autotransformer capable of passing a DC signal as well as a balanced output signal
11/08/1994	CA2023440C Transform coding apparatus
11/08/1994	CA1332979C Method and apparatus for increasing the vertical definition of a transmitted television signal
11/08/1994	CA1332976C Method and apparatus for creating encrypted and decrypted television signals
11/04/1994	CA2120784A1 System for composing multimedia signals for interactive television services
11/04/1994	CA2117232A1 Cable management system
11/03/1994	DE4414953A1 Device for processing electrical signals
11/03/1994	DE4313518A1 System for receiving coded television transmissions for payment
11/02/1994	EP0622969A2 Video conversation/monitoring system
11/02/1994	EP0622961A2 Picture signal coding/decoding methods and devices
11/02/1994	EP0622960A2 Motion detection circuit
11/02/1994	EP0622959A1 Digital video communication apparatus
11/02/1994	EP0622958A2 Real-time data transmitter and receiver
11/02/1994	EP0622953A1 Motion adaptive video processing system
11/02/1994	EP0622918A2 Method and apparatus for adaptive clock recovery
11/02/1994	EP0622741A2 Device and method for data compression/decompression
11/02/1994	EP0622003A1 Multichannel television signal scrambling and descrambling system and method
11/02/1994	EP0622002A1 Digital video signal processing apparatus and method
11/02/1994	EP0622000A1 Method and apparatus for video camera image film simulation
11/02/1994	EP0621969A1 Memory-based method and apparatus for computer graphics.
11/02/1994	EP0318507B1 Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system
11/02/1994	CN1094556A Visuable door telephone arrangement which can be used as television
11/02/1994	CN1094555A Digital video and audio signal recording and reproducing apparatus
11/02/1994	CN1094554A Improved audio/video telephone communications
11/01/1994	US5361394 Upstream signal control apparatus for cable television system
11/01/1994	US5361301 Interdiction method and apparatus with direct memory control of variable frequency elements
11/01/1994	US5361147 Method and apparatus for encoding and decoding color images
11/01/1994	US5361105 Noise reduction system using multi-frame motion estimation, outlier rejection and trajectory correction
11/01/1994	US5361104 Motion vector detection device
11/01/1994	US5361098 Methods and apparatus for generating a picture-in-picture digital television frame by inserting a mean-only frame into a full-size frame
11/01/1994	US5361097 Priority processing of encoded video signal including insertion of datastream null words during priority analysis intervals
11/01/1994	US5361096 Method and apparatus for multiplex transmission of video signals in a plurality of channels with refresh control utilizing intraframe coding
11/01/1994	US5361091 Interactive home information system for distributing video picture information to television viewers over a fiber optic telephone system
11/01/1994	CA2020871C Television signal converter
11/01/1994	CA2014854C Circuit implementation of block matching algorithm with fractional precision
10/1994
10/27/1994	WO1994024828A1 Horizontal pulse augmentation of a video signal
10/27/1994	WO1994024827A1 Method of automatically qualifying a signal reproduction device for installation of monitoring equipment
10/27/1994	WO1994024826A1 Addressed messaging in a cable television system
10/27/1994	WO1994024825A1 Coordinately coding and decoding a message signal
10/27/1994	WO1994024824A1 Method and device for correcting a distortion of a video line signal
10/27/1994	WO1994024823A1 Adaptive video compression using variable quantization
10/27/1994	WO1994024822A1 Method and apparatus for coding image, and image recording medium
10/27/1994	WO1994024821A1 Apparatus for determining motion vector
10/27/1994	WO1994024820A1 Portable electronic data coupon
10/27/1994	WO1994024819A1 Auxiliary video information code correction in sync-suppression type scrambled video signals
10/27/1994	WO1994024815A1 Media pipeline with multichannel video processing and playback
10/27/1994	WO1994024813A1 Multimedia video production system
10/27/1994	WO1994024809A1 Adaptive video decompression
10/27/1994	WO1994024807A1 Multimedia communications network

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