| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 01/03/2007 | CN2854962Y TV card with MINI-PCI interface |
| 01/03/2007 | CN2854960Y TV receiving system |
| 01/03/2007 | CN1890976A Content distribution system and distribution method, and content processing device and processing method |
| 01/03/2007 | CN1889684A Long-distance monitoring business realizing method, system and terminal equipment between video information terminals |
| 01/03/2007 | CN1889520A Route information update method and network equipment based on OSPF |
| 01/03/2007 | CN1293753C Apparatus for generating content codes for audiovisual programs by multiple viewers |
| 01/03/2007 | CN1293740C Video messaging |
| 01/03/2007 | CN1293711C Antenna for wireless home network has UI functionality |
| 01/03/2007 | CN1293553C Method, device and system for controlling copy and reproducing digital data |
| 01/03/2007 | CN1293504C Information recording device and method, information processing terminal, method and equipment and recording medium |
| 01/02/2007 | US7159236 Transmission/reception integrated radio-frequency apparatus |
| 01/02/2007 | US7159232 Scheduling the recording of television programs |
| 01/02/2007 | US7159230 Emergency alert system |
| 01/02/2007 | US7158715 Optical disc, a recorder, a player, a recording method, and a reproducing method that are all used for the optical disc |
| 01/02/2007 | US7158185 Method and apparatus for tagging media presentations with subscriber identification information |
| 12/28/2006 | WO2006136089A1 A method and system for implementing two-way interworking operation of circuit domain and packet domain |
| 12/28/2006 | US20060294569 Integrated multimedia signal processing system using centralized processing of signals |
| 12/28/2006 | US20060294540 System and method for improved multi-stream multimedia transmission and processing |
| 12/28/2006 | US20060293895 Information processing apparatus capable of receiving digital broadcast program data, and method of protecting contents which is applied to the apparatus |
| 12/28/2006 | US20060291654 Apparatus and method for descrambling transport stream data |
| 12/28/2006 | US20060291570 Information processing apparatus, information processing method and recording medium |
| 12/28/2006 | US20060291569 Video signal transmission method and video processing system |
| 12/28/2006 | US20060290823 Remote-control system, remote controller, and display-control method |
| 12/28/2006 | US20060290708 Graphics display system with anti-flutter filtering and vertical scaling feature |
| 12/27/2006 | EP1737236A2 View control system and view control method |
| 12/27/2006 | EP1737185A2 Data bus communication |
| 12/27/2006 | EP1737184A2 Data bus communication |
| 12/27/2006 | EP1736857A2 Communication apparatus and frame display method |
| 12/27/2006 | EP1735946A2 Transmitting recorded material |
| 12/27/2006 | EP1449360B1 Improvements in receivers for television signals |
| 12/27/2006 | EP1281279A4 Generic data processing engine |
| 12/26/2006 | US7155735 System and method for the broadcast dissemination of time-ordered data |
| 12/26/2006 | US7155734 Methods of operating a data broadcast service |
| 12/26/2006 | US7155609 Key exchange mechanism for streaming protected media content |
| 12/26/2006 | US7155113 Optical disc, a recorder, a player, a recording method, and a reproducing method that are all used for the optical disc |
| 12/26/2006 | US7155110 Image transmission method |
| 12/26/2006 | US7155000 Process, arrangement, devices for seizure of a shared telephone line |
| 12/26/2006 | US7154967 Methods and apparatus for efficient and accurate coarse timing synchronization in burst demodulators |
| 12/26/2006 | US7154948 Video codec system, method for processing data between system and host system, and encoding/decoding control method in the system |
| 12/26/2006 | US7154916 Method for real-time insertion of auxiliary data packets into DSS bitstream in the presence of one or more service channels |
| 12/26/2006 | US7154906 Image processing apparatus, image processing method, image processing program, and computer-readable storage medium storing image processing program code |
| 12/26/2006 | US7154564 Method for controlling channel tuning of digital TV |
| 12/26/2006 | US7154540 System for enhancing video |
| 12/26/2006 | US7153046 Image printing order receiving system and image printing order receiving method |
| 12/21/2006 | US20060288394 Supply of digital audio and video products |
| 12/21/2006 | US20060288374 Communication system and method |
| 12/21/2006 | US20060288366 Interactive television program guide system with local advertisements |
| 12/21/2006 | US20060288277 Communication apparatus and display method |
| 12/21/2006 | US20060285822 Recording and reproducing apparatus and receiving apparatus |
| 12/20/2006 | EP1734678A1 Method and apparatus for receiving and processing digital broadcast signals |
| 12/20/2006 | EP1075764B1 Coupon delivery based on user preferences |
| 12/20/2006 | CN1882945A License management method, information processing apparatus, information processing method, and program |
| 12/20/2006 | CN1882180A Method for calling user terminal of IP multimedia subsystem |
| 12/20/2006 | CN1882067A Rocording reproducing device and receiving device |
| 12/20/2006 | CN1881953A Method and apparatus for transmitting message |
| 12/20/2006 | CN1881880A Authentification of data in a digital transmission system |
| 12/20/2006 | CN1291600C System for digital VSB transmission |
| 12/19/2006 | US7152236 Integration of internet sources into an electronic program database list |
| 12/19/2006 | US7151886 User interface for television schedule system |
| 12/19/2006 | US7151784 Demultiplexer circuit |
| 12/19/2006 | CA2399685C Method and system for identification of pay-per-view programming |
| 12/19/2006 | CA2231780C Telecommunications multimedia conferencing system and method |
| 12/14/2006 | US20060282869 Disk driver cluster management of time shift bufer with file allocation table structure |
| 12/14/2006 | US20060282862 System and method for establishing TV channel |
| 12/14/2006 | US20060282857 Method for providing integrated EPG in dual mode DMB receiver |
| 12/14/2006 | US20060282676 Methods and systems for encoding and protecting data using digital signature and watermarking techniques |
| 12/14/2006 | US20060280483 Recording/output apparatus and recording/output method |
| 12/14/2006 | US20060279663 Arrangement for and method of projecting a level image |
| 12/14/2006 | DE10345364B4 System und Verfahren zum Vertrieb von Veranstaltungssendungen System and method for distribution of event broadcasts |
| 12/13/2006 | EP1732319A2 Conditional access system for local storage device |
| 12/13/2006 | EP1732253A2 Method and apparatus for providing an integrated Electronic Program Guide (EPG) in a dual mode Digital Multimedia Broadcast (DMB) receiver |
| 12/13/2006 | EP1730961A1 Smartcard dynamic management |
| 12/13/2006 | CN2847747Y Medium player with radio network function |
| 12/13/2006 | CN2847740Y TV set capable of realizing accurately searching station |
| 12/13/2006 | CN1878386A Cell recognition method for OFDMA cellular system |
| 12/13/2006 | CN1878303A Recording/output apparatus and recording/output method |
| 12/13/2006 | CN1878283A Method for providing integrated EPG in dual mode DMB receiver |
| 12/13/2006 | CN1878085A State detection method based on main and backup Ethernet interface |
| 12/13/2006 | CN1290333C MPEG-4 remote communication device |
| 12/12/2006 | US7150035 Path sealed software object conditional access control |
| 12/12/2006 | US7150034 Method and apparatus for notifying users of filtered e-mail using a set top box |
| 12/12/2006 | US7150028 Method and system for downloading, storing and displaying coupon data using the horizontal overscan portion of a video signal |
| 12/12/2006 | US7149868 Analyzing, indexing and seeking of streaming information |
| 12/12/2006 | US7149686 System and method for eliminating synchronization errors in electronic audiovisual transmissions and presentations |
| 12/12/2006 | US7148932 Communication system in digital television |
| 12/12/2006 | US7148909 Image display system capable of displaying and scaling images on plurality of image sources and display control method therefor |
| 12/12/2006 | US7148908 Method and apparatus for generating image transitions |
| 12/12/2006 | CA2315210C Method and apparatus for receiving full-motion digital video multi-casts, interactive data and interactive voice via a dsl circuit |
| 12/07/2006 | US20060277122 Cryptographic methods, apparatus and systems for storage media electronic rights management in closed and connected appliances |
| 12/07/2006 | US20060277050 Television receiver |
| 12/07/2006 | US20060275021 Recording medium, recording apparatus and recording method for recording data into recording medium, and reproducing apparatus, and reproducing method for reproducing data from recording medium |
| 12/06/2006 | EP1729517A2 Content display-playback system, content display-playback method, and recording medium and operation control apparatus used therewith |
| 12/06/2006 | EP1729516A2 Digital multimedia broadcasting system and method for managing multimedia broadcast channels |
| 12/06/2006 | EP1729515A1 Multimedia time warping system |
| 12/06/2006 | EP1729300A2 Advanced television system |
| 12/06/2006 | EP1728390A1 Method and system for subscribing to digital broadcasting service through mobile communication network |
| 12/06/2006 | EP1046169B1 System and method for copy protection for digital signals |
| 12/06/2006 | CN1875630A Content distribution server and content playback control terminal |
| 12/06/2006 | CN1874491A Video on demand method in digital TV |
| 12/06/2006 | CN1874490A Disk buffering method in use for video on demand system of peer-to-peer network |