Patents for H04N 7 - Television systems (274,023)
03/2005
03/02/2005EP1510070A1 System and method to expand catv transmission spectrum using high frequency spectrum overlays
03/02/2005EP1510069A2 2:2 and 3:2 pull-down detection techniques
03/02/2005EP1510066A1 Conditional access system
03/02/2005EP1510058A1 Quality driven streaming method and apparatus
03/02/2005EP1510057A1 Signing and authentication devices and processes and corresponding products, notably for dvb/mpeg mhp digital streams
03/02/2005EP1510052A1 Method and system for interworking between video communication terminals
03/02/2005EP1510033A1 Apparatus for entitling remote client devices
03/02/2005EP1510018A2 Method and apparatus for enabling transmission of a wireless return channel signal in a satellite communications system
03/02/2005EP1449381A4 Intelligent water ring scan apparatus and method based on quality factor, and video encoding/decoding apparatus and method using the same
03/02/2005EP1230800A4 Method and apparatus for transmitting video and graphics in a compressed form
03/02/2005EP1222761B1 Methods and systems for robust frame type protection in systems employing variable bit rates
03/02/2005EP1046259B1 Method and system related to an audio/video network
03/02/2005EP1046257B1 A home audio/video network with device control
03/02/2005EP0880856B1 Systems and methods for providing television schedule information
03/02/2005CN2682447Y Infrared filter automatic starter of camera
03/02/2005CN1589576A Reduced-complexity video decoding using larger pixel-grid motion compensation
03/02/2005CN1589575A Improved bit plane compression method
03/02/2005CN1589574A Mobile telecommunication networks and digital broadcasting services
03/02/2005CN1589573A Signal processing device for providing multiple output images in one pass
03/02/2005CN1589572A Low bit rate compression format conversion for improved resolution
03/02/2005CN1589570A 网络信息处理系统和信息处理方法 Network information processing system and information processing method
03/02/2005CN1589569A Information creating method, information creating device, and network information processing system
03/02/2005CN1589568A Video-voice synchronizer
03/02/2005CN1589556A Digital implementation of multi-channel demodulators
03/02/2005CN1589553A System and method for retrieving information while commanding operation of an appliance
03/02/2005CN1589546A Multicast address to packet identifier mapping for broadcast systems
03/02/2005CN1589542A Multiple service subflows within a cable modem service flow
03/02/2005CN1589456A Method and system for improving car safety using image-enhancement
03/02/2005CN1589451A Video surveillance system employing video primitives
03/02/2005CN1589450A System and process for non-real-time video-based human computer interaction
03/02/2005CN1589441A Information processing system, information providing management apparatus, information processing apparatus, and information processing method
03/02/2005CN1589032A Loop filter based on multistage parallel pipeline mode
03/02/2005CN1589031A Moving estimation quick semi pixel grade searching method based on mathematical model prediction
03/02/2005CN1589030A Super large scale integrated circuit system structure of moving estimation and data buffer storage method
03/02/2005CN1589029A Reference storage device and method based on line buffer in video decoding chip
03/02/2005CN1589028A Predicting device and method based on pixel flowing frame
03/02/2005CN1589027A Image boundarg pixel extending system and its realizing method
03/02/2005CN1589026A Method and device for concurrent processing run-length coding, inverse scanning inverse quantization
03/02/2005CN1589025A Vido decoder based on software and hardware cooperative control
03/02/2005CN1589024A Method and its device for forming moving vector prediction in video image
03/02/2005CN1589023A Coding and decoding method and device for multiple coded list lengthening based on context
03/02/2005CN1589022A Macroblock split mode selecting method in multiple mode movement estimation decided by oriented tree
03/02/2005CN1589021A Parallel two-dimension discrete small wave transform circuit
03/02/2005CN1589020A Fractional pixel filter system and its filter method for video frequency decoding chip
03/02/2005CN1589019A Control device and its method for moving vector access in frame field video decoding
03/02/2005CN1589018A Control device and method for video frequency decoding buffer zone
03/02/2005CN1589017A Quantizing device for low complicated degree integer 4x4 discrete cosine transform and its realizing method
03/02/2005CN1589016A Technology for increasing moving speed and accuracy in video frequency coding
03/02/2005CN1589015A Method and device for qrasi-energy convervation change in vide frequency image cornpression
03/02/2005CN1589014A Video frequency decoding control method and device
03/02/2005CN1589013A Digital TV signal transmitting system
03/02/2005CN1589012A Mixed signal image realtime desplay method
03/02/2005CN1589010A Multimedia search processing method based on TV
03/02/2005CN1589009A Method and device for realizing real video frequency request under two-way network
03/02/2005CN1589008A Method for realizing region locking
03/02/2005CN1589007A Method for secrete communication between visual telephones
03/02/2005CN1589006A System and method for realizing end-to-end visual telephone using telephone network and Ethernet
03/02/2005CN1589005A Video image pixel interpolation device
03/02/2005CN1588997A Display control deviced and method
03/02/2005CN1588990A Image playing system and its method
03/02/2005CN1588989A Method and its device for keeping display synchronization in video frequency decoding system
03/02/2005CN1588988A Synchronous control device and control method for video elecoding and display
03/02/2005CN1588987A Control method for clock synhrronous preservation in network degital TV system
03/02/2005CN1588985A Digital video-audio decoder
03/02/2005CN1588851A Biological identifying device and method for proofing replay attach
03/02/2005CN1588450A Video moving object separating and extracting method based on area multiple choice
03/02/2005CN1191734C Foldable portable telephone with display part and a pair of front camera part
03/02/2005CN1191721C Video signal encoding and buffer management
03/02/2005CN1191720C Parallel decoding of interleaved data streams within an MPEG decoder
03/02/2005CN1191719C Memory efficient compression apparatus and quantizer in an imatge processing system
03/02/2005CN1191718C Motion image encoder and method
03/02/2005CN1191717C Method and device for reducing blocking artifact in the DCT domain
03/02/2005CN1191716C Method and device for generating multiple language messages for destribution to set-top terminals in broadcast television system
03/02/2005CN1191715C System and method for securing on-demand delivery of pre-encrypted content using ECM suppression
03/02/2005CN1191714C Digital image sampling frequency exchange device and method
03/02/2005CN1191710C 数据处理方法 A data processing method
03/02/2005CN1191708C Compressed video signal processor
03/02/2005CN1191695C Information communication system
03/02/2005CN1191691C Radio frequency transmitter and/or receiver
03/02/2005CN1191542C Method and device for controlling multimedia data watermark
03/01/2005US6862742 Information distribution apparatus
03/01/2005US6862741 System and method for displaying event related electronic program guide data on intelligent remote devices
03/01/2005US6862611 System and method for providing internet address corresponding to an electronic signal to a user
03/01/2005US6862569 Method and system for aligning natural and synthetic video to speech synthesis
03/01/2005US6862544 Vehicle wheel alignment data by rotating vision sensor
03/01/2005US6862402 Digital recording and playback apparatus having MPEG CODEC and method therefor
03/01/2005US6862401 Recording apparatus, method and program recording medium
03/01/2005US6862372 System for and method of sharpness enhancement using coding information and local spatial features
03/01/2005US6862371 Method of compressing images of arbitrarily shaped objects
03/01/2005US6862369 Image processing apparatus and method
03/01/2005US6862349 Method and apparatus for delivering secured telephony service in a hybrid coaxial cable network
03/01/2005US6862320 Image decoder, image encoder, image communication system, and encoded bit stream converter
03/01/2005US6862319 Moving-picture coding and decoding method and apparatus with reduced computational cost
03/01/2005US6862318 Image data encoding device
03/01/2005US6862317 Modulation technique providing high data rate through band limited channels
03/01/2005US6862278 System and method using a packetized encoded bitstream for parallel compression and decompression
03/01/2005US6862264 Hybrid access system employing data acknowledgement suppression
03/01/2005US6862102 Automatically preparing an image for download
03/01/2005US6862045 Moving image decoding and reproducing apparatus, moving image decoding and reproducing method, time control method, computer program product for decoding and reproducing moving image and multimedia information receiving apparatus
03/01/2005US6862044 Digital broadcast receiving apparatus for restoring and synchronizing sound and image data and control method thereof