Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
10/1998
10/13/1998US5822470 Method for picture sharpening in a digital video transmission system using signal compression
10/13/1998US5822465 Image encoding by vector quantization of regions of an image and codebook updates
10/13/1998US5822463 Image coding apparatus utilizing a plurality of different quantization-width estimation methods
10/13/1998US5822462 Image processing apparatus
10/13/1998US5822461 Device for determining a quantizing number of an image signal
10/13/1998US5822460 Method and apparatus for generating chrominance shape information of a video object plane in a video signal
10/13/1998US5822458 Precomputing and encoding compressed image enhancement instructions
10/13/1998US5822456 Optimal spline interpolation for image compression
10/13/1998US5822452 Method for decompressing a first text value
10/13/1998US5822425 Methods of transmitting and recording television signals with copy generating restriction information and recording apparatus therefor
10/13/1998US5822324 Simulcasting digital video programs for broadcast and interactive services
10/13/1998US5822306 Multimedia switching apparatus
10/13/1998US5822123 Electronic television program guide schedule system and method with pop-up hints
10/13/1998US5822024 Image data processing method and apparatus of same
10/13/1998US5822022 Video system
10/13/1998US5822020 Method and device for generating a modulated television signal
10/13/1998US5822019 For use with a video camera
10/13/1998US5822018 Method and apparatus for normalizing signal levels in a signal processing system
10/13/1998US5822014 Programmes in a digital video receiver system
10/13/1998US5822013 Selective projection image freeze device
10/13/1998US5822009 Video down-conversion
10/13/1998US5822007 Method and apparatus for motion estimation using block matching
10/13/1998US5822006 Video signal transmission method and apparatus employing variable quantization
10/13/1998US5822005 Compressed video encoder
10/13/1998US5822004 In a variable data rate image compression system
10/13/1998US5822000 Video encoding using rearrangement of transform coefficients and inter-block correlation
10/13/1998US5821997 Still image recording apparatus which selectively compresses single image information at a first compression ratio and a second compression ratio and to decompress the compressed single image information for display before main storage
10/13/1998US5821995 Method and apparatus for controlling transmission of multiplexed video signals
10/13/1998US5821991 Method and apparatus for inverse telecine process by correlating vectors of pixel differences
10/13/1998US5821987 Videophone for simultaneous audio and video communication via a standard telephone line
10/13/1998US5821986 Method and apparatus for visual communications in a scalable network environment
10/13/1998US5821985 Multi-point videoconference system having a fixed control station for data transfer
10/13/1998US5821984 Communication conference system with storage of conference information including proceedings data
10/13/1998US5821983 Data message storage and transmission using a videophone and smart card
10/13/1998US5821982 Method and device for securely transmitting teletext pages to specific users
10/13/1998US5821947 Mixing of computer graphics and animation sequences
10/13/1998US5821886 Variable length code detection in a signal processing system
10/13/1998US5821885 Video decompression
10/13/1998US5821884 Sampling rate conversion method and apparatus utilizing an area effect correlation method
10/13/1998US5819740 System and method for compressing digitized signals in implantable and battery powered devices
10/13/1998CA2141976C System and method of capturing encoded data transmitted over a communications network in a video system
10/13/1998CA2126307C Compression/decompression method for image data
10/13/1998CA2125051C Decompression of standard adct-compressed document images
10/13/1998CA2108150C Personalized instructional aid
10/13/1998CA2106834C Initializing terminals in a signal distribution system
10/11/1998CA2220598A1 Apparatus and method for real-time display of data
10/11/1998CA2202411A1 Traffic monitoring method to ensure public safety
10/08/1998WO1998044745A1 Apparatus and method for simultaneous video decompression
10/08/1998WO1998044743A1 Improved bidirectionally predicted pictures or video object planes for efficient and flexible video coding
10/08/1998WO1998044742A1 Picture coding device, picture coding method, picture decoding device, picture decoding method, and providing medium
10/08/1998WO1998044741A1 Dynamic image data encoder, dynamic image data decoder and method therefor
10/08/1998WO1998044740A1 System and method for compressing data using differential coding of coefficient addresses
10/08/1998WO1998044739A1 Mosaic generation and sprite-based image coding with automatic foreground and background separation
10/08/1998WO1998044738A2 Image handling system and method
10/08/1998WO1998044737A1 Method for seamless splicing in a video encoder
10/08/1998WO1998044736A1 Remote supervisory system
10/08/1998WO1998044735A1 Transmission system comprising means for transmitting a logo
10/08/1998WO1998044734A1 Videoconference system
10/08/1998WO1998044733A1 Method and system for providing a presentation on a network
10/08/1998WO1998044732A2 Interactive television transmission system
10/08/1998WO1998044731A1 Display with one or more display windows and placement dependent cursor and function control
10/08/1998WO1998044724A1 Device for distributing video signals
10/08/1998WO1998044717A2 System for automated generation of media programs from a database of media elements
10/08/1998WO1998044714A1 Multimedia telecommunication automatic call distribution system
10/08/1998WO1998044683A1 Digital communication system, transmitter, and data selector
10/08/1998WO1998044637A1 Data coding method and device, data decoding method and device, and recording medium
10/08/1998WO1998044630A1 Program selection system for a digital television receiver
10/08/1998WO1998044477A1 Wireless annunciator with advertising display
10/08/1998WO1998044467A1 Sensor light
10/08/1998WO1998044458A1 Method for defining animation parameters for an animation definition interface
10/08/1998WO1998044455A1 System and method for compressing data
10/08/1998WO1998044446A1 Method and apparatus for acquiring and reconstructing magnified specimen images from a computer-controlled microscope
10/08/1998WO1998024186A3 Semiconductor imaging sensor with on-chip encryption
10/08/1998DE19714109A1 Video cabin for film presentation system
10/08/1998CA2285191A1 Wireless annunciator with advertising display
10/07/1998EP0869684A2 Bitstream quality analyzer
10/07/1998EP0869682A1 Decoding and coding method of moving image signal, and decoding and coding apparatus of moving image signal using the same
10/07/1998EP0869681A2 Encoder and decoder
10/07/1998EP0869680A2 Symbol decoding method and apparatus
10/07/1998EP0869679A2 Encoding, decoding and editing
10/07/1998EP0869678A2 Copy guard state indication
10/07/1998EP0869675A2 An exciter circuit for digital television transmitters
10/07/1998EP0869674A1 Transmitting system and method
10/07/1998EP0869673A2 Television signal broadcasting system with common clock reference
10/07/1998EP0869672A1 Predistortion circuit for an RF amplifier
10/07/1998EP0869671A1 Frequency controlling circuit for digital television transmission
10/07/1998EP0869670A1 Combining adjacent TV channels for transmission by a common antenna
10/07/1998EP0869666A2 A digital system having a sync confidence counter
10/07/1998EP0869650A2 A trellis encoder for encoding a digital data stream
10/07/1998EP0869622A2 Scalable audio coding/decoding method and apparatus
10/07/1998EP0869620A2 Digital data coding/decoding method and apparatus
10/07/1998EP0869454A2 Image data processor
10/07/1998EP0868878A1 Compact imaging instrument
10/07/1998EP0868816A1 Improvements in receivers for television signals
10/07/1998EP0868803A2 Transmission system with flexible frame structure
10/07/1998EP0868775A1 Frequency agile modulator
10/07/1998EP0761051A4 Method and apparatus for recording sensor data
10/07/1998EP0727074A4 Data block format for software carrier and player therefor
10/07/1998CN1195449A Image encoder, image decoder and image transmitting system
10/07/1998CN1195448A Video multiplexer
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