| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 02/05/2004 | WO2004012101A1 Automatic keyword extraction device and method, recording medium, and program |
| 02/05/2004 | WO2003053039A3 Method and system to perform content targeting |
| 02/05/2004 | WO2002080548A3 Storing and using personal profile from the remote |
| 02/05/2004 | WO2002048973A3 A remote control account authorization system |
| 02/05/2004 | US20040025184 Data transmission method and apparatus |
| 02/05/2004 | US20040024898 Delivering multimedia descriptions |
| 02/05/2004 | US20040024735 Card reading device for service access |
| 02/05/2004 | US20040022330 Serial digital signal transmission apparatus |
| 02/05/2004 | US20040022319 Methods for reduced cost insertion of video subwindows into compressed video |
| 02/05/2004 | US20040022271 Signal generation and broadcasting |
| 02/05/2004 | US20040021898 Image printing order receiving system and image printing order receiving method |
| 02/05/2004 | US20040021793 Television receiver and method for counting the number of accesses from the receiver |
| 02/05/2004 | US20040021668 Method for displaying an object in a panorama window |
| 02/05/2004 | DE10331893A1 Verfahren zum Sparen von Leistung durch Reduzierung der Zeit des aktiven Empfangs im Standby-Betrieb Method for conserving power by reducing the period of active reception in standby mode |
| 02/04/2004 | EP1387575A1 Broadcast program processing apparatus, computer system, broadcast program evaluation system, and computer program |
| 02/04/2004 | EP1386492A2 Method and apparatus for streaming video |
| 02/04/2004 | EP1386491A1 P2p network architecture for distributed storage |
| 02/04/2004 | EP1386488A1 Television access control system |
| 02/04/2004 | EP1386483A1 Alternative video program display control system |
| 02/04/2004 | EP1386479A1 Wireless communication point of deployment module for use in digital cable compliant devices |
| 02/04/2004 | EP1386477A2 Managing time shift buffers |
| 02/04/2004 | EP1386459A1 Apparatus and method for decision feedback sequence estimation for reduction of error propagation in a decision feedback equalizer |
| 02/04/2004 | EP1386457A1 A two stage equalizer for trellis coded systems |
| 02/04/2004 | EP1386260A2 Electronic document with an automatically updated portion |
| 02/04/2004 | EP1386238A2 Portable terminal, overlay output method, and program therefor |
| 02/04/2004 | EP1118044B1 Aircraft data management system |
| 02/04/2004 | CN1473431A Information processing device, electronic device, information processing method, and medium |
| 02/04/2004 | CN1473430A Mixed-media telecommunication call set-up |
| 02/04/2004 | CN1472910A Transmitting device and receiving device |
| 02/04/2004 | CN1137582C Set top terminal and correspondent menu generating and sequencing method |
| 02/04/2004 | CN1137581C Upgrading module for enhancing decompressing device of cable TV delivery system and method, set-top converter and remote controlling unit and interface system |
| 02/04/2004 | CN1137579C Reprogrammable terminal for suggesting programs offered on television program delivery system |
| 02/04/2004 | CN1137578C Operations center for television program packaging and delivery system and program alloting method |
| 02/03/2004 | US6687907 Prevention of broadband cable service theft |
| 02/03/2004 | US6687384 Method and apparatus for embedding data in encoded digital bitstreams |
| 02/03/2004 | US6687076 Recording medium and apparatus for protecting copyrighted digital data |
| 02/03/2004 | CA2160477C Media pipeline with multichannel video processing and playback |
| 01/29/2004 | WO2004010335A1 Index structure of metadata, method for providing indices of metadata, and metadata searching method and apparatus using the indices of metadata |
| 01/29/2004 | US20040019908 Method and apparatus for channel surfing through multiple sources based on user-definable preferences |
| 01/29/2004 | US20040017518 High-resolution image projection |
| 01/29/2004 | US20040017398 Graphics display system with graphics window control mechanism |
| 01/28/2004 | EP1385332A2 Information storage medium storing information for generating DTV stream, and method and apparatus for converting DTV stream |
| 01/28/2004 | EP1384382A2 System and data format for providing seamless stream switching in a digital video decoder |
| 01/28/2004 | EP1384347A2 Method and system for secure transcoding |
| 01/28/2004 | EP1384173A2 Portable high speed internet access device |
| 01/28/2004 | EP1384164A2 Customizing database information for presentation with media selections |
| 01/28/2004 | EP1384125A2 Multimedia marketing and distribution system |
| 01/28/2004 | EP0895694B1 System and method for creating trick play video streams from a compressed normal play video bitstream |
| 01/28/2004 | CN1471794A Method of sizing an embedded media player page |
| 01/28/2004 | CN1471773A Enforcement of rights and conditions for multimedia content |
| 01/28/2004 | CN1471672A Method of collecting data using an embedded media player page |
| 01/28/2004 | CN1471669A Method of disseminating advertisements using an embedded media player page |
| 01/28/2004 | CN1136691C Apparatus for reproduction of encoded signal |
| 01/28/2004 | CN1136678C Apparatus for image signal transmission |
| 01/27/2004 | US6684400 Method and apparatus for providing dynamic pricing services for an interactive information distribution system |
| 01/27/2004 | US6684399 Electronic program guide including live network multimedia broadcast channels |
| 01/27/2004 | US6684240 Method of setting parental lock levels based on example content |
| 01/22/2004 | WO2003044835A3 Viewing limit controls |
| 01/22/2004 | WO2003041392A3 Video on demand gateway |
| 01/22/2004 | WO2002085022A3 Method, system, and display apparatus for encrypted cinema |
| 01/22/2004 | US20040016001 CATV tuner |
| 01/22/2004 | US20040015986 Content/service handling and delivery |
| 01/22/2004 | US20040015730 Contents delivery system, and device, method, recording media, or program for the same |
| 01/22/2004 | US20040015446 Usage rights grammar and digital works having usage rights created with the grammar |
| 01/22/2004 | US20040014505 Method of saving power by reducing active reception time in standby mode |
| 01/22/2004 | US20040013401 Broadcast confirmation system, broadcast confirmation device and method, recorded medium where broadcast confirmation program is recorded |
| 01/22/2004 | US20040013398 Device for reproducing content such as video information and device for receiving content |
| 01/22/2004 | US20040013195 Methods and apparatus for video size conversion |
| 01/22/2004 | US20040012718 Method and apparatus for providing information in video transitions |
| 01/21/2004 | EP1383330A2 Client-server based interactive television program guide system with remote server recording. |
| 01/21/2004 | EP1383328A2 Transmission apparatus and receiving apparatus using encryption |
| 01/21/2004 | EP1383327A2 Content distributing system and data-communication controlling device |
| 01/21/2004 | EP1383319A1 Television apparatus with security function |
| 01/21/2004 | EP1383307A2 Apparatus and method for drawing-up programs, computer programs to be used with the same and recording medium storing such computer programs |
| 01/21/2004 | EP1382208A1 Dynamic complexity prediction and regulation of mpeg2 decoding in a media processor |
| 01/21/2004 | EP1382204A1 System and method for broadcast-synchronized interactive content interrelated to broadcast content |
| 01/21/2004 | EP1382203A2 Burst-mode digital transmitter |
| 01/21/2004 | EP1382201A1 Pulling internet content onto interactive television using usage data |
| 01/21/2004 | EP1382197A2 System and method for interactive television |
| 01/21/2004 | EP1382191A1 Method and system for transferring content to a networked unit |
| 01/21/2004 | EP1382147A1 A network and method for transmitting reverse analog signals by sub-sampling the digital reverse bandwidth |
| 01/21/2004 | EP1381934A1 Electronic program guide including virtual channels for interactive television |
| 01/21/2004 | EP1138157B1 Method and apparatus for displaying a colorized audio/visual program |
| 01/21/2004 | CN1470132A Transcoder-based adaptive quantization for digital video recording |
| 01/21/2004 | CN1469266A Content pack, signal transfer requested, planning list transmission, server and terminal apparatus |
| 01/21/2004 | CN1135845C Image transmitting method, image processing method, image processing apparatus and data storage medium |
| 01/21/2004 | CN1135760C Method and apparatus for dynamic bandwidth allocation in a packet stream encoder |
| 01/20/2004 | US6681397 Visual improvement of video stream transitions |
| 01/20/2004 | US6681326 Secure distribution of video on-demand |
| 01/20/2004 | US6681315 Method and apparatus for bit vector array |
| 01/20/2004 | US6680944 Apparatus for and method of predictive time stamping of isochronous data packets transmitted over an IEEE 1394-1995 serial bus network |
| 01/20/2004 | US6680753 Method and apparatus for skipping and repeating audio frames |
| 01/20/2004 | CA2300757C Method and apparatus for reducing start-up delay in data packet-based network streaming applications |
| 01/20/2004 | CA2237689C Method and apparatus for multiplexing video programs |
| 01/20/2004 | CA2199153C Telecasting service for providing video programs on demand with an interactive interface for facilitating viewer selection of video programs |
| 01/15/2004 | WO2003056833A3 Transcoding mpeg bitstreams for adding sub-picture content |
| 01/15/2004 | WO2003047255A3 Security system for digital cinema |
| 01/15/2004 | US20040010797 Television audience interaction system |
| 01/15/2004 | US20040010729 Multi-media jitter removal in an asynchronous digital home network |
| 01/15/2004 | US20040010614 System, method, and format thereof for scalable encoded media delivery |