Patents for H04N 7 - Television systems (274,023)
04/2009
04/22/2009CN101415110A System for monitoring dynamic vehicle
04/22/2009CN101415109A Apparatus for ask for help through network image and sound
04/22/2009CN101415108A Apparatus for monitoring wireless vehicle-adjusting image
04/22/2009CN101415107A Dependable multilevel medium storage method
04/22/2009CN101415106A Method, system and apparatus for building time shifting television business in broadcast business
04/22/2009CN101415105A Method for controlling digital television terminal mutually and digital television terminal cluster
04/22/2009CN101415104A Method and system for implementing program current cipher key of mobile multimedia broadcast service
04/22/2009CN101415103A Method for regulating video signal picture
04/22/2009CN101415102A Lightning-proof method and apparatus for non-grounding video
04/22/2009CN101415101A Frequency doubling method and implementing apparatus therefore
04/22/2009CN101415100A Station for directly discharging mobile multimedia broadcast television signal
04/22/2009CN101415098A Television and method for controlling the same
04/22/2009CN101415097A Video transmission system
04/22/2009CN101415088A Information processing device
04/22/2009CN101415087A Method and apparatus for displaying mobile phone television business and dynamic content distribution business
04/22/2009CN101415085A Viewing behavior learning apparatus
04/22/2009CN101415081A Digital television ground broadcasting system receiver supporting single/multi-carrier mode and method thereof
04/22/2009CN101415080A Data aided detection of spectrum inversion
04/22/2009CN101415007A Multi-platform unification access method and system
04/22/2009CN101414999A Method and apparatus for obtaining relation of channel and medium, and sending and receiving channel information in session description protocol
04/22/2009CN101414995A Method and apparatus for carrier recovery
04/22/2009CN101414971A Method, system for dynamic regulation of tunnel bandwidth, and edge router for upper layer service provider
04/22/2009CN101414961A Method for transmitting network real time video
04/22/2009CN101414888A Broadcast receiver and system information processing method
04/22/2009CN100481958C System and method for performing signal synchronization of data streams
04/22/2009CN100481957C Medium synchronization method
04/22/2009CN100481956C Transmission of video
04/22/2009CN100481955C Method and apparatus for intra coding video data
04/22/2009CN100481954C System and method for motion compensating
04/22/2009CN100481953C Decoding method using video code flow to judge picture boundary and reading in advance picture data, and apparatus therefor
04/22/2009CN100481952C Method and apparatus for determining search range for adaptive motion vector for use in video encoder
04/22/2009CN100481951C Digital signal conversion method and digital signal conversion device
04/22/2009CN100481950C Digital signal conversion method
04/22/2009CN100481949C Coding method to interlaced scanning video frequency signal
04/22/2009CN100481948C Method for coding a moving picture
04/22/2009CN100481947C Method for transcoding a data stream comprising one or more coded, digitized images
04/22/2009CN100481946C Method and device for coding, decoding and compressing image
04/22/2009CN100481945C Method and apparatus for displaying multimedia information
04/22/2009CN100481944C Method and device for the computer-assisted motion compensation of a digitalized image and computer program products and computer-readable storage media
04/22/2009CN100481943C Method for control video frequency coding rate
04/22/2009CN100481942C Method and apparatus for operational frame-layer rate control in video encoder
04/22/2009CN100481941C Device and method for embedding binary payload in a carrier signal
04/22/2009CN100481940C System and method for providing multiplexing and remultiplexing of MPEG-2 streams
04/22/2009CN100481939C Deriving passive optical network port identifiers
04/22/2009CN100481938C Moving-object tracking control system, and moving-object tracking control device and method
04/22/2009CN100481937C Equipment for reconstructing high dynamic image in high resolution
04/22/2009CN100481936C Method for establishing video frequency monitoring front end equipment control parts adoption structure
04/22/2009CN100481935C Method and apparatus for pre-processing service information in open cable system
04/22/2009CN100481933C A method for encryption of MP4 multi-media data content
04/22/2009CN100481932C Process and electronic module for secured data transmission
04/22/2009CN100481931C Charging realizing method adapted to flow media
04/22/2009CN100481930C Method and device for generating a user profile on the basis of play lists
04/22/2009CN100481929C Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device
04/22/2009CN100481928C Method and device for regulating output image
04/22/2009CN100481927C A FPGA-based video image processor
04/22/2009CN100481926C Method and apparatus for digital video de-interlacing and field sequence detection thereof
04/22/2009CN100481925C Method of adaptive regulating video-de-interleaving mode switch frequency
04/22/2009CN100481924C Communication system, communication apparatus, and control method
04/22/2009CN100481918C Method and device for recording basic audio and auxiliary audio program component
04/22/2009CN100481917C Data encoding apparatus and method, data output apparatus and method, signal processing system, apparatus, and method, and data decoding apparatus and method
04/22/2009CN100481912C Information processing apparatus and method
04/22/2009CN100481899C Apparatus and method for controlling the screen size of real-time video
04/22/2009CN100481898C Broadcast-data display control device and method, and broadcast-data receiving device
04/22/2009CN100481897C TV receiving system
04/22/2009CN100481894C System for interactive television
04/22/2009CN100481878C Output method for improving video picture quality
04/22/2009CN100481855C Communication system, communication controller and communication control method
04/22/2009CN100481849C Image-supplying system and protocol for wireless communication message
04/22/2009CN100481833C Content-based caching and routing of content using subscription information
04/22/2009CN100481796C Automatic updating method and system for data broadcast content
04/22/2009CN100481770C Service system, information control apparatus, and information control method
04/22/2009CN100481764C Content transmission apparatus and content reception apparatus
04/22/2009CN100481752C Frequency transformer for satellite broadcast receiving and satellite broadcast receiving system
04/22/2009CN100481736C Coding method for compressing coding of multiple audio track digital audio signal
04/22/2009CN100481735C Decoding method for decoding and re-establishing multiple and track audio signal from audio data stream after coding
04/22/2009CN100481734C Decoder for decoding and re-establishing multiple acoustic track audio signal from audio data code stream
04/22/2009CN100481733C Coder for compressing coding of multiple sound track digital audio signal
04/22/2009CN100481112C Human face recognition system and recognition method
04/22/2009CN100481064C Information processing device and method
04/22/2009CN100481034C Remote control apparatus
04/22/2009CN100481023C Data structure of metadata of moving image and reproduction method of the same
04/22/2009CN100480977C Recording apparatus, recording program, and recording method
04/22/2009CN100480960C Control method and system for adjusting operation frequency of microprocessor
04/22/2009CN100480947C Conditional access to digital rights management conversion
04/21/2009USRE40702 Method for securing video images
04/21/2009US7523482 Seamless digital channel changing
04/21/2009US7523481 Integrated internet camera
04/21/2009US7523480 Integrated Internet camera
04/21/2009US7523479 Dynamically changing communication modes
04/21/2009US7523478 User interface for interactive television systems
04/21/2009US7523476 Digital/analogue TV receiver that renews a channel map using event information and virtual channel tables
04/21/2009US7523475 Method of data display for electronic program guides (EPGs) on a remote control
04/21/2009US7523457 Dynamic reconfiguration of multimedia stream processing modules
04/21/2009US7523451 Method for processing updated application data in headend or terminal of digital data broadcasting system
04/21/2009US7523311 Method for embedding electronic watermark, decoding method, and devices for the same
04/21/2009US7523303 System and method for distributing digital works, apparatus and method for reproducing digital works, and computer program product
04/21/2009US7523302 Electronic recipe management
04/21/2009US7523234 Motion estimation with fast search block matching
04/21/2009US7523214 Content providing server, information processing device and method, and computer program
04/21/2009US7523166 Method and device for message broadcasting enabling the recipient to retrieve at least partly a message