| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 03/23/2011 | CN101626472B Media playing device and health prompting method thereof |
| 03/23/2011 | CN101605239B Signal shielding method, device and system |
| 03/23/2011 | CN101534419B Method for browsing pages in digital television and system thereof |
| 03/23/2011 | CN101483754B Digital television middleware system |
| 03/23/2011 | CN101425863B Mobile terminal for supporting rich media service |
| 03/23/2011 | CN101267550B Method and apparatus for signaling transmission code set in data broadcasting |
| 03/23/2011 | CN101237684B TV service carrying and channel parameter configuration method in TD-SCDMA TV broadcasting system |
| 03/23/2011 | CN101170675B Method and system for managing J2ME application in network TV system |
| 03/23/2011 | CN101083771B Stream data processing apparatus and stream data processing method |
| 03/23/2011 | CA2714932A1 Image interpolation for motion/disparity compensation |
| 03/22/2011 | US7913283 Video on demand methods and systems |
| 03/22/2011 | US7913282 Distributed cooperative memory for interactive and scalable video-on-demand system |
| 03/22/2011 | US7913276 Data-providing system, transmission server, data terminal, apparatus, authoring apparatus and data-providing method |
| 03/22/2011 | US7913271 Broadcast program processing apparatus, computer system, broadcast program evaluation system, and computer program |
| 03/22/2011 | US7912357 Method of and apparatus for storing a program |
| 03/22/2011 | US7912351 Obscuring data in an audiovisual product |
| 03/22/2011 | US7911539 VSB reception system with enhanced signal detection for processing supplemental data |
| 03/22/2011 | US7911483 Graphics display system with window soft horizontal scrolling mechanism |
| 03/17/2011 | CA2773323A1 Multifunction multimedia device |
| 03/16/2011 | EP2296376A1 Broadcast system, broadcast management device, and broadcast method |
| 03/16/2011 | EP2296375A1 Client-server based interactive television program guide system with remote server recording |
| 03/16/2011 | EP2296374A2 System for capture and selective playback of broadcast programmes |
| 03/16/2011 | EP2294820A1 Multi-head hierarchically clustered peer-to-peer live streaming system |
| 03/16/2011 | EP2294817A1 Interactively shaping advertisements in a media stream |
| 03/16/2011 | EP2294815A2 Patch-based texture histogram coding for fast image similarity search |
| 03/16/2011 | EP2294575A2 Methods and systems for use in providing playback of variable length content in a fixed length framework |
| 03/16/2011 | EP1303974B1 Video messaging |
| 03/16/2011 | CN201766680U Network video and audio stick with MP3 music playing function |
| 03/16/2011 | CN201766679U Set top box with projection function |
| 03/16/2011 | CN1612599B Method and system for demonstrating information to user |
| 03/16/2011 | CN101616319B Method for processing data and service equipment |
| 03/16/2011 | CN101534415B Method and system for transmitting file in real time |
| 03/16/2011 | CN101521817B Method and terminal for improving mobile telephone television program broadcasting continuity |
| 03/16/2011 | CN101505384B 广播接收系统 Broadcast receiving system |
| 03/16/2011 | CN101494775B Method for simultaneously sending and receiving ABS-S and MMDS digital television |
| 03/16/2011 | CN101483782B Digital broadcast receiver and digital broadcast receiving method |
| 03/16/2011 | CN101466045B Adaptive decoding synchronous device, synchronous method as well as video decoding and displaying system |
| 03/16/2011 | CN101355478B Unified video signal system and method with separated business management and business control |
| 03/16/2011 | CN101355396B Method for displaying program list |
| 03/16/2011 | CN101351990B Method and apparatus for transmitting peer-to-peer network contents for implementing localized play |
| 03/16/2011 | CN101321265B Method and system for implementing peer-to-peer network media order frame-across broadcast mode |
| 03/16/2011 | CN101282466B Method and system for reducing switching time of mobile phone television channel |
| 03/16/2011 | CN101277159B Play method and apparatus for multimedia terminal |
| 03/16/2011 | CN101242519B A two-step authorization distribution system and method for digital content charged by time |
| 03/16/2011 | CN101232599B Broad band television network system and user signing contract information transfer method |
| 03/16/2011 | CN101212598B Method for displaying electronic program guide information |
| 03/16/2011 | CN101076120B Strong system for maintaining audio frequency/video frequency synchronization |
| 03/15/2011 | US7908639 Information transfer apparatus and method, information processing apparatus and method, and information processing system |
| 03/15/2011 | US7908628 Video and digital multimedia aggregator content coding and formatting |
| 03/15/2011 | US7908618 System and method for monitoring and recovering the state of user participation in interactive broadcasts |
| 03/15/2011 | US7908370 Network type content reproducing system |
| 03/15/2011 | US7905604 Method and apparatus for wireless image transmission to a projector |
| 03/15/2011 | CA2574998C Methods and apparatus for monitoring the insertion of local media content into a program stream |
| 03/15/2011 | CA2529189C Method for run-length encoding of a bitmap data stream |
| 03/10/2011 | US20110061076 Intelligent system and methods of recommending media content items based on user preferences |
| 03/10/2011 | US20110061073 System and method of selective advertising on a tv channel |
| 03/10/2011 | CA2773155A1 System and method to provide gift media |
| 03/10/2011 | CA2687714A1 System, method and apparatus for global integrated video camera system using the unique video codes |
| 03/09/2011 | EP2293562A2 Contents reproducing device and method |
| 03/09/2011 | EP2293560A1 Multiple database, user-choice-compiled program and event guide |
| 03/09/2011 | EP2293553A1 Recording medium, reproducing device, recording device, reproducing method, recording method, and program |
| 03/09/2011 | EP2293549A1 Display of television program information using dynamically-adjusted scroll rate |
| 03/09/2011 | EP2293547A2 Method for providing program information and display apparatus using the same |
| 03/09/2011 | EP2293179A1 List display method and list display of large amount of contents |
| 03/09/2011 | EP2293173A2 Image projection system |
| 03/09/2011 | EP2292016A1 Improved view layout management in scalable video and audio communication systems |
| 03/09/2011 | EP2292013A2 Synchronization of media stream components |
| 03/09/2011 | EP2291998A1 Touch sensitive video signal display for a programmable multimedia controller |
| 03/09/2011 | EP2291996A1 Method and apparatus for power saving in staggercasting |
| 03/09/2011 | CN1901675B Data recording method and apparatus, and data reproducing method and apparatus |
| 03/09/2011 | CN101984672A Method and device for multi-thread video and audio synchronous control |
| 03/08/2011 | US7904490 Information processing apparatus and method, program, and recording medium |
| 03/08/2011 | US7903815 Method of identifying multiple digital streams within a multiplexed signal |
| 03/08/2011 | US7903176 Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| 03/08/2011 | US7903174 Broadcasting data receiving apparatus |
| 03/03/2011 | US20110055885 Method and system for providing interactive look-and-feel in a digital broadcast via an x y protocol |
| 03/03/2011 | US20110055419 Audiovisual system with interactive seamless branching and/or telescopic advertising |
| 03/03/2011 | US20110055026 Method of collecting data using an embedded media player page |
| 03/03/2011 | US20110051018 Bi-directional remote control unit and method of using the same |
| 03/02/2011 | EP2290997A1 Data structure, recording medium, reproducing device, reproducing method, and program |
| 03/02/2011 | EP2290981A2 Method for the transmission and distribution of digital television signals |
| 03/02/2011 | EP2290979A1 In-train monitor system |
| 03/02/2011 | EP2290976A2 Method and apparatus for access control in an overlapping multiserver network environment |
| 03/02/2011 | EP2290975A2 Method and apparatus for access control in an overlapping multiserver network environment |
| 03/02/2011 | EP2290974A2 Method and apparatus for access control in an overlapping multiserver network environment |
| 03/02/2011 | EP2290973A2 Method and apparatus for access control in an overlapping multiserver network environment |
| 03/02/2011 | EP2290971A2 Delivering targeted assets to subscribers |
| 03/02/2011 | EP2290967A1 Method, system, device and terminal for transmitting service guide of mobile multimedia broadcast |
| 03/02/2011 | EP2290964A1 Program information display method and receiving device |
| 03/02/2011 | EP2290960A2 Improvements in receivers for television signals |
| 03/02/2011 | EP2290958A1 Television system wtih aided user program searching |
| 03/02/2011 | EP2290957A1 Display processing apparatus and display processing method |
| 03/02/2011 | EP2290956A2 Image display apparatus and method for operating the same |
| 03/02/2011 | EP2290955A2 Method for distributing digital data |
| 03/02/2011 | EP2289261A1 Method and system for republishing mobile content |
| 03/02/2011 | EP2289240A1 Method and apparatus for reproducing content |
| 03/02/2011 | CN101982982A System and method for synchroning broadcast content with supplementary information |
| 03/01/2011 | US7900235 Digital television with subscriber conference overlay |
| 03/01/2011 | US7900226 Time shifting enhanced television triggers |
| 03/01/2011 | US7899705 Method, apparatus and system for providing access to product data |