| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 08/23/2006 | EP1693769A2 Web browser allowing navigation between hypertext objects using remote control |
| 08/23/2006 | EP1693761A1 Multi-medium-type content reproduction device and reproduction method, and recording medium containing data used for the same |
| 08/23/2006 | EP1249130A4 Visual improvement of video stream transitions |
| 08/23/2006 | EP1247190B1 Control and observation of physical devices, equipment and processes by multiple users over computer networks |
| 08/23/2006 | EP1072104A4 Gps data access system |
| 08/23/2006 | EP1010273A4 Video, data and telephony gateway |
| 08/23/2006 | EP1004201A4 Channel changer for use in a switched digital video system |
| 08/23/2006 | CN1823527A Method for managing variations in a data flow rate |
| 08/23/2006 | CN1822640A Activity recording system and method for creating the activity record in the set-top box |
| 08/23/2006 | CN1822545A Method of controlling communication between a head-end system and a plurality of client systems |
| 08/23/2006 | CN1822179A Control device and system of control using digital data in medium |
| 08/23/2006 | CN1822176A 信号输出设备和信号输出方法 Signal output apparatus and signal output method |
| 08/23/2006 | CN1822170A Content player and play method |
| 08/23/2006 | CN1271857C Time arranying apparatus and performance-searching method of inquiry tools in TV receiver |
| 08/22/2006 | US7096484 Digital TV system with synchronized World Wide Web content |
| 08/22/2006 | US7096483 Dedicated channel for displaying programs |
| 08/22/2006 | US7096201 Copyright management apparatus, copyrighted-work distribution apparatus, and copyrighted-work distribution and receiving system |
| 08/22/2006 | US7095948 Method of storing digital audio and/or video programs compressed on the basis of groups of pictures (GOPs) on a medium with immediate jumping between groups through co-storage of transport stream packets and pointer information, a method for reading such information, and a device for storing and/or reading such information |
| 08/22/2006 | US7095782 Method and apparatus for streaming scalable video |
| 08/22/2006 | US7095456 Field extensible controllee sourced universal remote control method and apparatus |
| 08/22/2006 | US7095453 Television tuning system |
| 08/22/2006 | CA2233235C A trellis encoder for encoding a digital data stream |
| 08/17/2006 | WO2003032148A8 Datacast distribution system |
| 08/17/2006 | US20060184697 Detecting clock drift in networked devices through monitoring client buffer fullness |
| 08/17/2006 | US20060184683 Method of controlling communication between a head-end system and a plurality of client systems |
| 08/17/2006 | US20060182410 System and method for reproducing a video session using accelerated frame playback |
| 08/17/2006 | US20060182279 Secure conditional access port interface |
| 08/17/2006 | US20060182246 Maintenance information communication terminal, image forming apparatus provided with same, maintenance information management host,and communication method |
| 08/17/2006 | US20060182176 Methods and apparatus for decoding and displaying different resolution video signals |
| 08/17/2006 | US20060181631 Moving picture processing device, information processing device, and program thereof |
| 08/17/2006 | DE19540741B4 Verfahren zur fehlergeschützten Übermittlung von zeitkritischen Digitalsignalen variabler Bitrate Method for error protected transmission of time-critical digital signals variable bit rate |
| 08/16/2006 | EP1691552A2 Content distribution system and distribution method, and content processing device and processing method |
| 08/16/2006 | EP1691514A1 Detecting clock drift in networked devices through monitoring client buffer fullness |
| 08/16/2006 | EP1691507A1 Method of controlling communication between a head-end system and a plurality of client systems |
| 08/16/2006 | EP1201080B1 Integrating broadcast television pause and web browsing |
| 08/16/2006 | EP0898837B1 An access network over a dedicated medium |
| 08/16/2006 | CN1819650A Information processing device, electronic device, information processing method, and medium |
| 08/16/2006 | CN1819640A Av设备 Av Equipment |
| 08/16/2006 | CN1819591A 内容分发系统 Content distribution system |
| 08/16/2006 | CN1270537C Video playback device capable of sharing resources and method of operation |
| 08/16/2006 | CN1270535C Method and apparatus for using single password set in integrated television system |
| 08/16/2006 | CN1270530C Receiver and method of receiving |
| 08/16/2006 | CN1270529C Multilayer multiplexing for producing MPEG2 transmission flow from basic MPEG2 and MPEG4 flow |
| 08/16/2006 | CN1270520C Method and apparatus for displaying television program recommendations |
| 08/15/2006 | US7093277 System and method for improved multi-stream multimedia transmission and processing |
| 08/15/2006 | US7093276 CATV trunk amplifier, upward signal amplifier, and bi-directional CATV system |
| 08/15/2006 | US7093275 Synchronizing services across open cable and packet cable |
| 08/15/2006 | US7093273 Television and multimedia viewing paradigm |
| 08/15/2006 | US7093272 Method and apparatus for selecting from among multiple upgraded media features for transmitted entertainment programs |
| 08/15/2006 | US7093000 Transmitting apparatus, transmitting method, receiving apparatus, receiving method, transmitting and receiving system, and transmitting and receiving method |
| 08/15/2006 | US7092637 Receiving apparatus, transmitting apparatus, and communication system |
| 08/15/2006 | US7092455 Digital VSB transmission system |
| 08/15/2006 | US7092447 Communication system in digital television |
| 08/15/2006 | US7092006 Internet surveillance system and method |
| 08/15/2006 | CA2362727C Queuing architecture with multiple queues and method for statistical disk scheduling for video servers |
| 08/14/2006 | CA2536121A1 Method of controlling communication between a head-end system and a plurality of client systems |
| 08/11/2006 | CA2532486A1 Dectecting clock drift in networked devices through monitoring client buffer fullness |
| 08/10/2006 | US20060179462 Receivers for television signals |
| 08/09/2006 | EP1689165A2 Apparatus and method for reproducing digital multimedia broadcast and card for receiving digital multimedia |
| 08/09/2006 | EP1688950A1 Information providing system, reproduction device and method, information providing device and method, recording medium, and program |
| 08/09/2006 | EP1687975A2 Secure and personalised distribution of audiovisual flows by means of a hybrid unicast/multicast system |
| 08/09/2006 | EP0976245B1 System for forming program guide information for user initiation of control and communication functions |
| 08/09/2006 | EP0962097A4 Method of transferring media files over a communications network |
| 08/09/2006 | CN1815606A Device and method for data processing using multi-data processing equipment |
| 08/09/2006 | CN1269360C Rate control system of MPEG code converter under condition that picture type is not understood in advance |
| 08/09/2006 | CN1269012C Rich communication over internet |
| 08/08/2006 | US7089578 Apparatus and method for dynamically updating a viewer profile in a digital television device |
| 08/08/2006 | US7089576 Ratings control system with temporary override capability and conflict resolution feature |
| 08/08/2006 | US7089348 Streaming information appliance with circular buffer for receiving and selectively reading blocks of streaming information |
| 08/08/2006 | US7089321 Wireless data transmitting and receiving system, server device, and server device controlling method |
| 08/08/2006 | US7088924 Receiving apparatus, transmitting apparatus, and communication system |
| 08/08/2006 | US7088923 Receiving apparatus, transmitting apparatus, and communication system |
| 08/08/2006 | US7088910 Optimizing use of storage space in a video data recording system |
| 08/08/2006 | US7088823 System and method for secure distribution and evaluation of compressed digital information |
| 08/08/2006 | CA2300879C Channel changer for use in a switched digital video system |
| 08/08/2006 | CA2253789C An access network over a dedicated medium |
| 08/03/2006 | WO2006080098A1 Content protection system |
| 08/03/2006 | US20060174326 Systems and methods for secure transaction management and electronic rights protection |
| 08/03/2006 | US20060174266 Methods and systems for interactive television |
| 08/03/2006 | US20060171469 Method and system to improve the transport of compressed video data |
| 08/03/2006 | US20060171468 Method and system to improve the transport of compressed video data |
| 08/03/2006 | US20060171262 Device and method for selecting contents and reproducing/recording selected contents |
| 08/02/2006 | EP1686808A2 Device and Method for Selecting Contents and Reproducing/Recording Selected Contents |
| 08/02/2006 | EP1685563A1 Storage medium storing text-based subtitle data including style information, and apparatus and method of playing back the storage medium |
| 08/02/2006 | EP1138151B1 Automatic signature-based spotting, learning and extracting of commercials and other video content |
| 08/02/2006 | EP0944991B1 Interactive service device metering systems |
| 08/02/2006 | CN1813477A Digital terrestrial broadcasting system, digital terrestrial broadcasting right protection device, digital terrestrial broadcasting right protection method, and program |
| 08/02/2006 | CN1812590A Signal processing apparatus and stream processing method |
| 08/02/2006 | CN1812546A Device and method for selecting contents and reproducing/recording selected contents |
| 08/02/2006 | CN1268130C Adaptive bandwidth match of multi-compression video stream in fixed bandwidth network |
| 08/02/2006 | CN1268129C Information announcing system, receiving apparatus, listing form, clearing and storing method |
| 08/02/2006 | CN1268125C Method and apparatus for generating television program recommendations based on prior queries |
| 08/02/2006 | CN1268105C Communication system using communication network and communication method |
| 08/01/2006 | US7086081 Multi-terminal docking station system |
| 08/01/2006 | US7086080 Multi-media coordinated information system with multiple user devices and multiple interconnection networks |
| 08/01/2006 | US7086075 Method and system for managing timed responses to A/V events in television programming |
| 08/01/2006 | US7085930 Data transmission system |
| 08/01/2006 | US7085747 Real-time event recommender for media programming using “Fuzzy-Now” and “Personal Scheduler” |
| 08/01/2006 | US7085733 Apparatus and method for executing a game program having advertisements therein |
| 08/01/2006 | US7085473 Recording medium of stream data, and recording method and playback method of the same |