Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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01/26/2005 | EP1501305A1 Method for collating program guide information from a plurality of sources with equivalence mapping |
01/26/2005 | EP1501301A1 Demultiplexing device |
01/26/2005 | EP1501228A1 Encoded packet transmission/reception method, device thereof, and program |
01/26/2005 | EP1500278A2 Method and system for preventing start code emulation at non-byte aligned and/or bit-shifted locations |
01/26/2005 | EP1500262A1 System and method for blackfield detection |
01/26/2005 | EP1386457B1 A two stage equalizer for trellis coded systems |
01/26/2005 | EP1218874A4 Method of using buttons associated with a display to access and execute associated functions |
01/26/2005 | CN1572115A Selective decoding of enhance video stream |
01/26/2005 | CN1571496A Multimedia time warping system |
01/26/2005 | CN1571490A Information system |
01/26/2005 | CN1186941C Scaling independent technique for watermarking images |
01/26/2005 | CN1186937C Coding device and method, multiplexing equipment and method |
01/26/2005 | CN1186932C 数字电视系统 Digital Television System |
01/26/2005 | CN1186903C Dynamic network configuration for one-way adapter |
01/25/2005 | US6848117 Video-on-demand system capable of performing a high-speed playback at a correct speed |
01/25/2005 | US6848051 System for determining successful reception of a message |
01/25/2005 | US6847659 Methods and apparatus for reconfiguring protocol data when reducing multiplexed data streams |
01/25/2005 | US6847656 Statistical remultiplexing with bandwidth allocation among different transcoding channels |
01/25/2005 | CA2249606C Video transcoder |
01/20/2005 | WO2005006600A1 Optical signal transmitter and optical signal transmission system |
01/20/2005 | US20050015815 Interactive entertainment system for presenting supplemental interactive content together with continuous video programs |
01/20/2005 | US20050015814 Open cable set-top box diagnosing system and method thereof |
01/20/2005 | US20050015813 Open cable set-top box diagnosing system and method thereof |
01/20/2005 | US20050015808 Camera server and image distribution method |
01/20/2005 | US20050015804 Interactive television program guide display |
01/20/2005 | US20050015801 Information providing system, broadcast receiving apparatus, and server apparatus |
01/20/2005 | US20050015796 System and method for managing interactive programming and advertisements in interactive broadcast systems |
01/20/2005 | US20050013437 Method and system for providing secure subscriber content data |
01/20/2005 | US20050013312 Method for managing variation in a data flow rate |
01/20/2005 | US20050012859 Recording broadcasting enhancement services |
01/19/2005 | EP1499073A1 Bit rate control method and device |
01/19/2005 | EP1499063A2 Contents recording apparatus, recording medium, contents reproducing apparatus, contents transmission method, transmission medium, and contents reception method |
01/19/2005 | EP1499023A1 Data processing system, data processing method, data processing device, and data processing program |
01/19/2005 | EP1497986A1 Method for managing the rights of an encrypted content stored on a personal digital recorder |
01/19/2005 | EP1497811A1 A display system |
01/19/2005 | EP1135921B1 System and method for ip-based communication having speech generated text |
01/19/2005 | EP1044564A4 System for dual-display interaction with integrated television and internet content |
01/19/2005 | EP1002406B1 Programm guide generation for home networks |
01/19/2005 | CN1568629A Method for enabling subscriber entity to actively communicate in a communication network |
01/19/2005 | CN1568620A Transmission of video using variable rate modulation |
01/19/2005 | CN1568599A Methods and apparatus for identifying asset location in communication networks |
01/19/2005 | CN1568001A Multimedia information system and method |
01/19/2005 | CN1567987A Interactive television program guide with remote access |
01/19/2005 | CN1185851C Reconfigurable on-demand telephone and data line system |
01/18/2005 | US6845485 Method and apparatus for indicating story-line changes by mining closed-caption-text |
01/18/2005 | US6845388 Web site access manual of a character string into a software interface |
01/18/2005 | US6845107 Video data multiplexer, video data multiplexing control method, method and apparatus for multiplexing encoded stream, and encoding method and apparatus |
01/18/2005 | US6845106 Allocating access across a shared communications medium |
01/18/2005 | US6844895 Wireless intelligent host imaging, audio and data receiver |
01/18/2005 | US6843417 Aiming indicia for a bar code and method of use |
01/13/2005 | WO2005004474A1 Information recording device, information output device, information recording program, information output program, recording medium, and information recording medium |
01/13/2005 | US20050010960 Video data multiplexing device, video data multiplexing control method, encoded stream multiplexing device and method, and encoding device and method |
01/13/2005 | US20050010959 Digital broadcast receiving apparatus and control method therefor |
01/13/2005 | US20050010951 Information processing apparatus and method, program, and recording medium |
01/13/2005 | US20050010866 Method and apparatus for a home network auto-tree builder |
01/13/2005 | US20050007970 Broadcast system |
01/13/2005 | US20050007561 Projection display system, projector and menu image display method for same |
01/13/2005 | US20050007495 Operation screen controlling method, operation screen controlling program, and display device |
01/12/2005 | EP1496643A1 Key management method and apparatus |
01/12/2005 | EP1495637A2 Secure method of storing encrypted data on a personal digital recorder |
01/12/2005 | EP1495608A2 Concatenated equalizer/trellis decoder architecture for an hdtv receiver |
01/12/2005 | EP1135933B1 Method and system for presenting television programming and interactive entertainment |
01/12/2005 | CN1565127A Business models, methods and apparatus for unlocking value-added services on the broadcast receivers |
01/12/2005 | CN1565126A Program recommendation method and system utilizing a viewing history of commercials |
01/12/2005 | CN1565120A Method and system for displaying multiple programs in the same time slot |
01/12/2005 | CN1184812C Advanced set top terminal of cable TV sending system and its method |
01/12/2005 | CN1184809C Data processing device and method, and recording device and method |
01/12/2005 | CN1184757C Method of providing and retrieving data segment |
01/11/2005 | US6842836 Streaming media cache filing |
01/11/2005 | US6842724 Method and apparatus for reducing start-up delay in data packet-based network streaming applications |
01/11/2005 | US6840625 Projection display system, projector and menu image display method for same |
01/11/2005 | CA2261957C Return path ingress noise measurement system |
01/11/2005 | CA2255690C Television schedule system with access control |
01/06/2005 | US20050005307 Virtual channel table for a broadcast protocol and method of broadcasting and receiving broadcast signals using the same |
01/06/2005 | US20050005303 System and method for transmitting and displaying interactive TV content |
01/06/2005 | US20050005293 Method of acquiring program guide information, program guide method appropriate for the same, and program guide apparatus |
01/06/2005 | US20050005286 System and method for activating individualized software modules in a digital broadcast environment |
01/06/2005 | US20050005263 Information processing apparatus and method |
01/06/2005 | US20050005120 Method and apparatus for controlling paired operation of a conditional access module and an integrated receiver and decoder |
01/06/2005 | US20050002649 Displaying a program guide responsive to electronic program guide data and program recording indicators |
01/06/2005 | US20050002525 RTP payload format |
01/06/2005 | US20050002418 Device and method for receiving and transmitting digital multimedia broadcasting |
01/06/2005 | US20050002405 Method system and data structure for multimedia communications |
01/06/2005 | US20050002401 Interactive streaming media production tool using communication optimization |
01/06/2005 | US20050002385 Interfacing a conditional access circuit to a digital device using input and output stream switching |
01/06/2005 | CA2737868A1 A system and methods for assignation and use of media content subscription service privileges |
01/05/2005 | EP1494481A2 Motion picture receiving device, motion picture transmitting device, and program |
01/05/2005 | EP1494431A1 Information distribution system and method, information transmission apparatus and method, information reception apparatus and method, recording medium, and program |
01/05/2005 | EP1494430A2 System and method for time synchronization between multimedia content and segment metadata |
01/05/2005 | EP1494425A1 RTP Payload Format |
01/05/2005 | EP1493278A2 Item display |
01/05/2005 | EP1493277A2 Method and apparatus for recommending items of interest to a user based on recommendations of one or more third parties |
01/05/2005 | EP1493268A1 Television system with payment in advance |
01/05/2005 | CN1561642A Robust method for recovering a program time base in MPEG-2 transport streams and achieving audio/video synchronization |
01/05/2005 | CN1561641A Intelligent delivery method for streamed content |
01/05/2005 | CN1561589A Maintaining a global time reference among a group of networked devices |
01/05/2005 | CN1561588A System and method for displaying group viewing statistics during television viewing |
01/05/2005 | CN1561107A Interactive television program guide with remote access |
01/05/2005 | CN1561101A Data recording method and apparatus, data reproducing method and apparatus, data recording medium |
01/05/2005 | CN1561095A Method and apparatus for preparing and transmitting electronic program information and apparatus for producing electronic program guide |