Patents for H04N 7 - Television systems (274,023)
12/1996
12/27/1996WO1996042152A1 Audio-video conferencing system
12/27/1996WO1996042151A2 Steganographic method and device
12/27/1996WO1996042144A1 Transmission of multimedia objects in a digital broadcasting system
12/27/1996WO1996042072A1 Mpeg video decoder
12/27/1996EP0750429A1 Video signal processor apparatus and method
12/27/1996EP0750428A2 Image processing apparatus and method
12/27/1996EP0750427A2 Signal compression and/or expansion devices
12/27/1996EP0750426A2 Image processing apparatus, data processing apparatus and method therefor
12/27/1996EP0750425A2 Coarse-grained disk striping method for use in video server environments
12/27/1996EP0750424A2 A CATV communication system and a CATV center equipment and CATV terminal units
12/27/1996EP0750423A2 Method and apparatus for controlling the operation of a signal decoder in a broadcasting system
12/27/1996EP0750422A2 Television multiplex data extracting apparatus
12/27/1996EP0750265A1 Data retrieval apparatus, evaluation entry apparatus and sensibility entry apparatus
12/27/1996EP0750219A1 Multi-direction camera
12/27/1996EP0749661A1 Slectable audio/video (a/v) distribution using multi-media workstations, multi-channel a/v network, and digital data network
12/27/1996EP0749622A1 Selectable audio/video distribution
12/27/1996EP0477366B1 Method of setting teaching data in a visual sensor system
12/27/1996CA2224641A1 Audio-video conferencing system
12/25/1996CN1138932A Method and device for determining bit allocation in a video compression system
12/25/1996CN1138900A Camera guidance system
12/25/1996CN1138805A Method and apparatus for deciding quantization parameter
12/25/1996CN1138804A Runlength coding method and apparatus for use in video signal encoding system
12/25/1996CN1138803A Run-lenth decoding apparatus for use in video signal decoding system
12/25/1996CN1138802A Data receiving-processing apparatus and method and broadcasting method
12/25/1996CN1138801A Method and apparatus for conditioning and transporting timed program data, independent of transport timing
12/25/1996CN1138800A Method of and system for distributing digital audio image data
12/25/1996CN1138796A Unified program guide interface
12/25/1996CN1138795A Signal processing apparatus and method
12/25/1996CN1138793A Equalization apparatus with effective coefficient updating operation
12/25/1996CN1138725A Apparatus for recording, recording/reproducing and reproducing digital video signals
12/25/1996CN1033682C Method, coder and decorder for digital transmission and/or recording of component-coded color television signals
12/24/1996US5588075 Method and apparatus for encoding and decoding image data
12/24/1996US5588069 Image processing apparatus for advantageously encoding blocks of data having either substantially the same or varied colors
12/24/1996US5588067 Motion detection and image acquisition apparatus and method of detecting the motion of and acquiring an image of an object
12/24/1996US5588058 Method and device for scrambling and descrambling of a specific television broadcast
12/24/1996US5587928 Computer teleconferencing method and apparatus
12/24/1996US5587806 Apparatus for separately recording input coded video signal and important data generated therefrom
12/24/1996US5587802 Extended definition video signal converter for use with a video recorder
12/24/1996US5587797 Process for encoding and transmitting information
12/24/1996US5587744 Image display apparatus
12/24/1996US5587743 Signal processors for transparent and simultaneous transmission and reception of a data signal in a video signal
12/24/1996US5587742 For converting a digital input signal to a digital output signal
12/24/1996US5587741 Apparatus and method for detecting motion vectors to half-pixel accuracy
12/24/1996US5587735 Video telephone
12/24/1996US5587734 User interface for selecting television information services through pseudo-channel access
12/24/1996US5587708 Division technique unified quantizer-dequantizer
12/24/1996CA2066637C Method and apparatus for recovering data, such as teletext data encoded into television signals
12/19/1996WO1996041482A1 Hybrid hierarchical/full-search mpeg encoder motion estimation
12/19/1996WO1996041481A1 Imaging system with independent processing of visible and infrared light energy
12/19/1996WO1996041480A1 Electro-optical step-frame camera system with image motion compensation
12/19/1996WO1996041479A1 Method for the production and transmission of enhanced interactive multimedia information
12/19/1996WO1996041478A1 Electronic television program guide schedule system and method with data feed access
12/19/1996WO1996041477A1 Electronic television program guide schedule system and method including virtual channels
12/19/1996WO1996041476A1 Videoconferencing and multimedia system
12/19/1996WO1996041475A1 Advanced television system
12/19/1996WO1996041474A1 System for time-varying selection and arrangement of data points for processing ntsc-compatible hdtv signals
12/19/1996WO1996041473A1 Videophone messaging system
12/19/1996WO1996041472A1 Television system with downloadable features
12/19/1996WO1996041471A1 Electronic program guide schedule localization system and method
12/19/1996WO1996041470A1 Intelligent memory management system and method
12/19/1996WO1996041469A1 Systems using motion detection, interpolation, and cross-dissolving for improving picture quality
12/19/1996WO1996041468A1 Method and apparatus for copy protection for various recording media using a video finger print
12/19/1996WO1996041452A1 Reverse path allocation and contention resolution scheme for a broadband communications system
12/19/1996WO1996041438A1 Encoder apparatus and decoder apparatus for a television signal
12/19/1996WO1996041423A1 Compression of an electronic programming guide
12/19/1996WO1996041330A1 Method and apparatus for compression and decompression of color data
12/19/1996WO1996041308A1 Method and apparatus for reducing storage requirements for display data
12/19/1996WO1996041285A1 System and method for delivery of video data over a computer network
12/19/1996WO1996041284A1 Improved end-user interactive access to the world-wide web via the internet
12/19/1996WO1996033571A3 Motion-compensated field rate conversion
12/19/1996DE19521707A1 Antenna signal receiver apparatus
12/19/1996CA2228607A1 System and method for delivery of video data over a computer network
12/19/1996CA2223424A1 Television system with downloadable features
12/19/1996CA2222293A1 Compression of an electronic programming guide
12/19/1996CA2218865A1 Hybrid hierarchical/full-search mpeg encoder motion estimation
12/19/1996CA2196969A1 Method for the production and transmission of enhanced interactive multimedia information
12/18/1996EP0749245A2 Method and equipment for coding and decoding a digital image
12/18/1996EP0749243A1 Video monitor system
12/18/1996EP0749242A1 Hybrid video-on-demand
12/18/1996EP0749241A2 Fixed video-on-demand
12/18/1996EP0749240A1 Digital video signal multiplex transmission system
12/18/1996EP0749239A2 Method and device for supplementary data transmission in TV channels
12/18/1996EP0749225A2 Communication system message acknowledgement
12/18/1996EP0749221A2 Method and apparatus for delivering information in a real time mode over a non-dedicated circuit
12/18/1996EP0749081A1 Information and advertising distribution system and method
12/18/1996EP0748567A1 Buffering for digital video signal encoders using joint bit-rate control
12/18/1996EP0748566A1 Subscriber return system for catv full service networks
12/18/1996EP0748565A1 Attachment for metering channel serial data
12/18/1996EP0748564A1 Video signal processing
12/18/1996EP0748563A1 Method and system for recognition of broadcast segments
12/18/1996EP0748562A1 Method and apparatus for data analysis
12/18/1996EP0748560A1 Video signal processing
12/18/1996EP0748551A1 Combating signal interference in digital transmission
12/18/1996EP0748543A1 Video distribution network
12/18/1996EP0748483A1 Cable television converter box with a smart card connector underneath
12/18/1996EP0543804B1 Method and apparatus for image data processing
12/18/1996CN2243151Y Structure-improved coaxal signal change-over device for cable television
12/18/1996CN2243150Y Automatic controlled changing intelligent distributter for cable television
12/18/1996CN1138401A Method, post-processing filter, and video compression system for suppressing mosquito and blocking artifacts
12/18/1996CN1138275A Picture signal encoding method apparatus, signal recording medium and picture signal decoding method and apparatus