Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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11/03/2004 | CN1543211A Video data recording/reproducing apparatus and video data management method for use in the same |
11/03/2004 | CN1543193A Video synchronization |
11/03/2004 | CN1543192A Data transmission apparatus, data reception apparatus, data communication system, and data communication administration server |
11/03/2004 | CN1543115A A method for preventing network address translation (NAT) device from being attacked by network user |
11/03/2004 | CN1174622C System and method for displaying near video on demand |
11/03/2004 | CN1174620C Impulse pay per use method and system for data and multimedia service |
11/03/2004 | CN1174617C 图像处理装置 The image processing apparatus |
11/02/2004 | US6813643 Multimedia system with selectable protocol module including MPEG logic and docsis logic sharing a single tuner |
11/02/2004 | US6813619 Storing and using personal profile from the remote |
11/02/2004 | US6813435 Method for recording information for fast accessing an area on an optical recording medium |
11/02/2004 | US6813283 Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof |
11/02/2004 | US6813238 Cable modem and cable modem system |
11/02/2004 | US6812955 Multicast meeting unit and multicast meeting program |
11/02/2004 | US6812864 Video scramble/descramble apparatus |
11/02/2004 | CA2256632C An adaptive decoding system for processing encrypted and non-encrypted video data |
10/28/2004 | WO2004093440A1 Wireless av system, av system, wireless center, av output device, station selection method, station selection data generation method, control program, and computer-readable recording medium containing the control program |
10/28/2004 | US20040216172 User interface for entertainment system setup |
10/28/2004 | US20040216171 Remote monitoring system and method for interactive television data |
10/28/2004 | US20040216170 Providing content interruptions |
10/28/2004 | US20040216168 Evening planner |
10/28/2004 | US20040216161 System and method for filtering interactive television data |
10/28/2004 | US20040216160 Interactive program guide systems and processes |
10/28/2004 | US20040215855 Electronic device, method for using electronic device, and electronic device system for reserving bus usage time on a bus to conduct communications between electronic devices |
10/28/2004 | US20040214541 Apparatus and method for transmitting a television signal received in a mobile communication terminal |
10/28/2004 | US20040212734 Graphics display system with video synchronization feature |
10/27/2004 | EP1471745A1 Video synchronisation |
10/27/2004 | EP1471743A1 Streaming system for distributing encrypted compressed image data and streaming method thereof |
10/27/2004 | EP1471690A2 Method and apparatus for communicating in a home network |
10/27/2004 | EP1470716A1 Multimedia on demand for use in a near on demand environment |
10/27/2004 | EP1470715A1 Wideband direct-to-home broadcasting satellite communications system and method |
10/27/2004 | EP1470713A1 A system and method for secure distribution and evaluation of compressed digital information |
10/27/2004 | EP1470712A2 Remote control protocol for a local action to generate a command message |
10/27/2004 | EP1470709A1 Trick modes for compressed video streams |
10/27/2004 | EP1470708A2 Method for displaying epg video-clip previews on demand |
10/27/2004 | CN1541478A Automatic commercial skipping service |
10/27/2004 | CN1541377A Method and appts. for extending video content analysis to multiple channles |
10/27/2004 | CN1541365A Systems and methods for providing targeted advertisements based on current activity |
10/27/2004 | CN1540989A Client-server based interactive television program guide system |
10/27/2004 | CN1540988A Client-server based interactive television program guide system |
10/27/2004 | CN1540986A Method and device of transmitting received TV signals from mobile communication terminal |
10/27/2004 | CN1540941A Receivery, communicator, receiving system and its reveiving method |
10/27/2004 | CN1173568C Interactive television targeted message system |
10/27/2004 | CN1173567C Encryption and decryption method for protecting data stream and coder and decoder |
10/27/2004 | CN1173565C System for selecting, switching in and watching information section by television companion apparatus |
10/27/2004 | CN1173561C Digital moving-image decoding device and decoding method thereof |
10/27/2004 | CN1173556C Data processing device and method |
10/27/2004 | CN1173512C Decoder for mult-data and decoding method thereof |
10/26/2004 | USRE38641 Isochronous channel having a linked list of buffers |
10/26/2004 | US6810483 Synchronizing data and function opcodes between an application layer having a first clock speed and a circuit having a slower clock speed |
10/26/2004 | US6810453 Information transmitting apparatus and method, information receiving apparatus and method, and information transmitting/receiving apparatus and method |
10/26/2004 | US6810423 Communication system |
10/26/2004 | US6809609 Device for preventing mixing of extrinsic noise and protector |
10/26/2004 | CA2342906C Method and apparatus for processing variable bit rate information in an information distribution system |
10/26/2004 | CA2233462C A digital signal system having a sync confidence counter |
10/26/2004 | CA2145898C Method for controlling execution of an audio video interactive program |
10/21/2004 | WO2004091210A1 Moving picture processing device, information processing device, and program thereof |
10/21/2004 | WO2004091202A1 Moving picture processing device, information processing device, and program thereof |
10/21/2004 | WO2004091201A1 Moving picture processing device, information processing device, and program thereof |
10/21/2004 | WO2004071106A3 Method for storing and transmitting data generated by a security module |
10/21/2004 | WO2003043332A3 Method and apparatus for recommending items of interest to a user based on recommendations of one or more third parties |
10/21/2004 | WO2003003342A8 A subscriber television system user interface with a virtual reality media space |
10/21/2004 | US20040210946 Index structure of metadata, method for providing indices of metadata, and metadata searching method and apparatus using the indices of metadata |
10/21/2004 | US20040210937 Methods of transmitting and receiving compressed television signals |
10/21/2004 | US20040210922 Method and apparatus for identifying a digital audio dignal |
10/21/2004 | US20040210824 Interactive entertainment system for presenting supplemental interactive content together with continuous video programs |
10/21/2004 | US20040210652 Data transmission apparatus, data reception apparatus, data communication system, and data communication administration server |
10/21/2004 | US20040210633 Method and system for restricting access to user resources |
10/21/2004 | US20040210571 Index structure of metadata, method for providing indices of metadata, and metadat searching method and apparatus using the indices of metadata |
10/21/2004 | US20040207720 Face information transmission system |
10/21/2004 | US20040207644 Graphics display system with anti-flutter filtering and vertical scaling feature |
10/20/2004 | EP1469679A1 Use-related billing for Pay TV |
10/20/2004 | EP1469676A1 Interactive program guide systems and processes |
10/20/2004 | EP1469475A1 Method and apparatus of recording a multi-channel stream, and a recording medium containing a multi-channel stream recorded by said method |
10/20/2004 | EP1468561A2 Time division partial encryption |
10/20/2004 | EP1468557A1 Program position user interface for pvr buffer |
10/20/2004 | EP1468378A2 Personal adaptive memory system |
10/20/2004 | EP1327359B1 Processor allocation for channels in a video multi-processor system |
10/20/2004 | EP0966839B1 In-camera image marking and authentication |
10/20/2004 | CN1539243A MPEG-4 remote communication device |
10/20/2004 | CN1539242A MPEG-4 remote communication device |
10/20/2004 | CN1539241A MPEG-4 remote communication device |
10/20/2004 | CN1538709A Network control system for home appliances |
10/20/2004 | CN1538689A Network control system for home appliances |
10/20/2004 | CN1172536C Method and device for using time alignment coding audio block for audio switching in video/audio |
10/20/2004 | CN1172524C Method and apparatus for providing modulated scroll rate for text display |
10/20/2004 | CN1172499C Digital residual side band transmission systems |
10/19/2004 | US6807585 Method and system for parsing section data |
10/19/2004 | US6807232 System and method for multiplexing synchronous digital data streams |
10/19/2004 | US6807191 Decoder for compressed and multiplexed video and audio data |
10/19/2004 | US6806913 Apparatus and method for processing additional information in data broadcast system |
10/19/2004 | US6806887 System for integrating personalized data with visual content |
10/19/2004 | CA2374530C Scaleable video system having shared control circuits for sending multiple video streams to respective sets of viewers |
10/19/2004 | CA2355310C Video tape indexing system and method |
10/19/2004 | CA2280161C Vsb encoder and rf modulator for digital television receiver |
10/14/2004 | WO2004088987A1 Digital terrestrial broadcasting system, digital terrestrial broadcasting right protection device, digital terrestrial broadcasting right protection method, and program |
10/14/2004 | US20040205339 System and method for delivering high-performance online multimedia services |
10/14/2004 | US20040205224 Method and apparatus for media data transmission |
10/14/2004 | US20040205220 Information processing apparatus and data transfer method for use in the same |
10/14/2004 | US20040205218 Program-related information fetch system and method |
10/14/2004 | US20040205199 Communication of compressed digital images with restricted access and server/client hand-offs |