Patents for H04N 7 - Television systems (274,023)
06/2009
06/24/2009CN101465702A Method of management of metadata size of a service guide
06/24/2009CN100505905C Mobile terminal and its safety monitoring method
06/24/2009CN100505889C Image and sound output system and device, audio processing program and recording medium
06/24/2009CN100505888C A multi-channel transmission method of mobile multi-media broadcast electronic business guide
06/24/2009CN100505887C Grouping of image frames in video coding
06/24/2009CN100505886C Method for controlling transfer bit ratio
06/24/2009CN100505885C Method for determining enhanced layer in-frame prediction mode and encoding and decoding apparatus
06/24/2009CN100505884C A shed image division processing method
06/24/2009CN100505883C Digital television course experiment system
06/24/2009CN100505882C Decoder, method for adjusting decoding calculating quantity
06/24/2009CN100505881C Motion vector searching device and method
06/24/2009CN100505880C Method for motion estimation based on hybrid block matching and apparatus for converting frame rate using the method
06/24/2009CN100505879C Method and apparatus for low-complexity spatial scalable decoding
06/24/2009CN100505877C Network television programme play method and play system, list creation method and system
06/24/2009CN100505876C Transmission method for multimedia broadcast service
06/24/2009CN100505875C Server, system and method for transmitting data signal with data unit sequence
06/24/2009CN100505874C Video-frequency encoding-rate controlling method
06/24/2009CN100505873C Digital audio watermark inserting/detecting apparatus and method
06/24/2009CN100505872C Video encoding method
06/24/2009CN100505871C Video-frequency data processing method, video-frequency collecting equipment and video-frequency management equipment
06/24/2009CN100505870C A device and method to automatically regulate monitoring image according to video change
06/24/2009CN100505869C Visual doorbell system
06/24/2009CN100505868C Stream media service system and its realization method
06/24/2009CN100505867C Service requested system and method
06/24/2009CN100505866C A video information encrypting-decrypting method
06/24/2009CN100505865C Video copyright protecting and monitoring system in digital television
06/24/2009CN100505864C Multi-spot video conference system and media processing method
06/24/2009CN100505863C Remote appraisal system
06/24/2009CN100505862C Multi sound channel/Hi-Fi visual telephone
06/24/2009CN100505861C Dynamic updating method and system for page layout background
06/24/2009CN100505860C An adaptive interpolation method and device to maintain image resolution
06/24/2009CN100505859C A ponit-to-multipoint wireless display method
06/24/2009CN100505857C 信息处理设备 The information processing apparatus
06/24/2009CN100505856C Encrypted transport stream production method, trick mode play method and system
06/24/2009CN100505854C Recording method based on set top box
06/24/2009CN100505853C Information processing system, information processing device and method
06/24/2009CN100505849C Media player and control method thereof
06/24/2009CN100505846C Device for receiving digital signals with fading compensation
06/24/2009CN100505845C 电视接收机以及电子设备装置 The television receiver apparatus and an electronic device
06/24/2009CN100505826C Broadcasting data receiving apparatus
06/24/2009CN100505823C Robust mode staggercasting storing content
06/24/2009CN100505786C Mobile terminal device having camera system
06/24/2009CN100505773C Inverse image reversing apparatus of a mobile communication terminal with integrated photographic apparatus and method thereof
06/24/2009CN100505766C Portable terminal device
06/24/2009CN100505554C Method for decoding and rebuilding multi-sound channel audio signal from audio data flow after coding
06/24/2009CN100505553C Non damage decoder and its method
06/24/2009CN100505076C Multimedia visual progress indication system
06/24/2009CN100505064C Audio reproducing apparatus
06/24/2009CN100505062C Method and device for display program, program recording and playback method and device
06/24/2009CN100504926C Alpha image processing
06/24/2009CN100504925C Method and device for detecting motion between images and image display device
06/24/2009CN100504915C Digital image encoding
06/24/2009CN100504910C Detection method and apparatus of human
06/24/2009CN100504895C System and method for using DRM to control conditional access to broadband digital content
06/24/2009CN100504883C Synchronous plan for multimedia caption and audio frequency description
06/24/2009CN100504804C Apparatus and method for broadcast services transmission and reception
06/24/2009CN100504760C Facilitating interaction between video renderer and graphics device driver
06/24/2009CN100504757C Method and system for buffering streamed data
06/24/2009CN100504667C A method and system for remote tuning and clock synchronization
06/24/2009CN100502759C Endoscope
06/24/2009CA2616414A1 Messaging method and server
06/23/2009USRE40784 Method for automatic setting of a timer reservation mode and an associated clock in a V.C.R.
06/23/2009USRE40779 Communication system
06/23/2009US7552482 Data security system and method
06/23/2009US7552468 Techniques for dynamically establishing and managing authentication and trust relationships
06/23/2009US7552463 Television receiver, receiver and program execution method
06/23/2009US7552462 Method and apparatus for assigning communication nodes to CMTS cards
06/23/2009US7552461 Antenna system and television receiver
06/23/2009US7552460 Modifying an electronic program guide based on viewer statistics
06/23/2009US7552459 Information system
06/23/2009US7552458 Method and apparatus for transmission receipt and display of advertisements
06/23/2009US7552457 Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device
06/23/2009US7552456 Interactive optical cards and other hand-held devices with increased connectivity
06/23/2009US7552450 Systems and methods for enabling applications via an application programming interface (API) to interface with and configure digital media components
06/23/2009US7552387 Methods and systems for video content browsing
06/23/2009US7552352 Synchronization of signals
06/23/2009US7552343 Conditional access control
06/23/2009US7552227 Stream switching based on gradual decoder refresh
06/23/2009US7552194 Content delivery system and content delivery apparatus
06/23/2009US7552193 System and method for enhancing broadcast or recorded programs with information on the world wide web
06/23/2009US7552143 Method and system for providing multimedia content to multiple clients
06/23/2009US7551945 Mobile communication terminal
06/23/2009US7551844 Information recording medium, information recording apparatus and method, information reproduction apparatus and method, information recording/reproduction apparatus and method, computer program for controlling recording or reproduction, and data structure containing control signal
06/23/2009US7551843 Authoring system, program, and authoring method
06/23/2009US7551842 Video player system and method of playback control using subtitle information
06/23/2009US7551840 Video tape recorder and recording method
06/23/2009US7551837 Sequence counter for an audio visual stream
06/23/2009US7551835 Image pickup apparatus
06/23/2009US7551834 High-speed signal search method, device, and recording medium for the same
06/23/2009US7551833 Broadcast recording system, recording apparatus, broadcasting apparatus, and recording program for saving storage space of recording medium used for recording contents
06/23/2009US7551804 Method and apparatus for distributed analysis of images
06/23/2009US7551793 Methods and apparatuses for adaptive loop filtering for reducing blocking artifacts
06/23/2009US7551792 System and method for reducing ringing artifacts in images
06/23/2009US7551788 Digital image coding device and method for noise removal using wavelet transforms
06/23/2009US7551769 Data structures and algorithms for precise defect location by analyzing artifacts
06/23/2009US7551756 Process and device for detecting faces in a colour image
06/23/2009US7551740 Weighted secret sharing and reconstructing method
06/23/2009US7551738 Separation of copy protection rules
06/23/2009US7551736 Physical layer header scrambling in satellite broadcast systems
06/23/2009US7551674 Using order difference for calculating motion vector