| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 02/13/2001 | US6188398 Targeting advertising using web pages with video |
| 02/13/2001 | US6188397 Set-top electronics and network interface unit arrangement |
| 02/13/2001 | US6186630 Image projection system and a method of controlling a projected pointer |
| 02/11/2001 | CA2315956A1 Digital broadcasting system, mobile terminal and information service station |
| 02/08/2001 | WO2001010136A1 Method and apparatus for processing digital images and audio data |
| 02/08/2001 | WO2000069104A3 Rf return optical transmission |
| 02/07/2001 | EP1075109A2 Cable modem having a wireless communication function |
| 02/07/2001 | EP1074146A1 Digital optical transmitter with improved noise power ratio |
| 02/07/2001 | EP1074022A1 Method of describing multiple level digest segment information scheme for multimedia contents and apparatus for generating digest stream from described multiple level digest segment information scheme and method thereof |
| 02/07/2001 | EP1025498A4 Method and apparatus for targeting a digital information playback device |
| 02/07/2001 | CN2418634Y Machine-top box-type receiver capable of storing television data and broadcast information |
| 02/07/2001 | CN1283362A Method and apparatus for reducing flicker in television display of network application data |
| 02/07/2001 | CN1283342A Method of providing and retrieving data segment |
| 02/07/2001 | CN1283045A Coding device and method, multipath multiplex equipment and method |
| 02/07/2001 | CN1283043A Television time arrangoment system bavng access control function |
| 02/06/2001 | US6185683 Trusted and secure techniques, systems and methods for item delivery and execution |
| 02/06/2001 | US6185636 Media server system and method for preventing FIFO buffer underflow during multiple channel startup by pre-loading a decoder buffer prior to issuing a play command |
| 02/06/2001 | US6185632 High speed communication protocol for IEEE-1394 including transmission of request and reply writes to a datagram-FIFO-address to exchange commands to end a job |
| 02/06/2001 | US6185621 Direct copying between disk blocks in memory onto a network as sequential access files |
| 02/06/2001 | US6185602 Multi-user interaction of multimedia communication |
| 02/06/2001 | US6185368 Redundant disk array with real-time lost data reconstruction |
| 02/06/2001 | US6185255 System and Method for exciting advanced television signals |
| 02/06/2001 | US6185228 Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof |
| 02/06/2001 | US6184918 Method and apparatus for monitoring viewing of broadcast data |
| 02/06/2001 | US6184878 Interactive world wide web access using a set top terminal in a video on demand system |
| 02/06/2001 | US6184877 System and method for interactively accessing program information on a television |
| 02/02/2001 | CA2290300A1 Methods and apparatus for identifying the source of a user selected signal via an intermediate frequency probe |
| 02/01/2001 | WO2001008419A1 Statistical multiplexing utilizing ring network for in-band control |
| 02/01/2001 | WO2000060784A8 Method and apparatus for remote update of clients by a server via broadcast satellite |
| 02/01/2001 | WO2000038421A9 A method and apparatus for providing electronic coupons |
| 01/31/2001 | EP1073274A2 Digital symbol timing recovery network |
| 01/31/2001 | EP1073273A1 Data processing device and data processing method |
| 01/31/2001 | EP1072156A2 Apparatus and method for dynamic multiplexing |
| 01/31/2001 | EP1072155A1 Expanded information capacity for existing communication transmission systems |
| 01/31/2001 | EP1072104A1 Gps data access system |
| 01/31/2001 | EP1072015A1 Multiresolution compressed image management system and method |
| 01/31/2001 | CN1282489A Mehtod for protecting audio-visual data across NRSS interface |
| 01/31/2001 | CN1282488A Process and apparatus for converting MPEG-2 bitstream into SMPTE-259 compatible bitstream |
| 01/31/2001 | CN1282429A Television interactive access system using URLS |
| 01/31/2001 | CN1061507C Bridge and terminal, and used comunication method for wired television network |
| 01/30/2001 | US6182287 Preferred service management system for a multimedia video decoder |
| 01/30/2001 | US6182218 Digital content management system using electronic watermark |
| 01/30/2001 | US6182128 Real-time music distribution systems |
| 01/30/2001 | US6182126 Home digital audiovisual information recording and playback system |
| 01/30/2001 | US6182094 Programming tool for home networks with an HTML page for a plurality of home devices |
| 01/30/2001 | US6181867 Video storage and retrieval system |
| 01/30/2001 | US6181821 Predictive source encoding and multiplexing |
| 01/30/2001 | US6181713 Selectable depacketizer architecture |
| 01/30/2001 | US6181711 System and method for transporting a compressed video and data bit stream over a communication channel |
| 01/30/2001 | US6181693 High speed video transmission over telephone lines |
| 01/30/2001 | US6181383 Method and apparatus for preserving synchronization of audio and video presentation when splicing transport streams |
| 01/30/2001 | US6181364 System for filtering content from videos |
| 01/30/2001 | US6181334 Compressed digital-data interactive program system |
| 01/30/2001 | US6181333 Television graphical user interface having channel and program sorting capabilities |
| 01/25/2001 | WO2001006792A1 Method and apparatus for preventing disruptions in set-top terminal function due to the download of updated programming or data to the set-top terminal |
| 01/25/2001 | WO2001006786A1 Digital camera with biometric security |
| 01/25/2001 | WO2001006785A1 Method and apparatus for using a single password set in an integrated television system |
| 01/25/2001 | WO2001006772A1 Program guide processing |
| 01/25/2001 | WO2001006455A1 Embedding auxiliary data in an information signal |
| 01/25/2001 | WO2001006381A1 Media-rich interactive video magazine |
| 01/25/2001 | WO2000062228A3 Electronic book alternative delivery systems |
| 01/25/2001 | CA2379715A1 Method and apparatus for preventing disruptions in set-top terminal function due to the download of updated programming or data to the set-top terminal |
| 01/24/2001 | EP1071288A2 Video controller |
| 01/24/2001 | EP1071283A2 Video processing apparatus and method for allowing rating level control of the viewing of several programs displayed simultaneously |
| 01/24/2001 | EP1071089A2 Data recording medium and apparatus |
| 01/24/2001 | EP1070430A1 Subscriber system for interactive interfacing with broadcast information |
| 01/24/2001 | EP1048140A4 Cryptographic system with concealed work factor |
| 01/24/2001 | CN1281616A Program guide system with browsing display |
| 01/24/2001 | CN1281309A Video frequency signal treatment device and method |
| 01/24/2001 | CN1281295A Quick decoding |
| 01/24/2001 | CN1281221A Scrambler and scrambling method |
| 01/23/2001 | US6178480 Method for operating an array of video storage units |
| 01/23/2001 | US6178455 Router which dynamically requests a set of logical network addresses and assigns addresses in the set to hosts connected to the router |
| 01/23/2001 | US6178204 Adaptive control of video encoder's bit allocation based on user-selected region-of-interest indication feedback from video decoder |
| 01/23/2001 | US6177961 Television system with display of VCR mode |
| 01/23/2001 | US6177930 System and method for enabling a user to move between cyclically transmitted image streams |
| 01/23/2001 | US6177928 Flexible synchronization framework for multimedia streams having inserted time stamp |
| 01/23/2001 | CA2220845C Method and apparatus for copy protection for various recording media using a video finger print |
| 01/19/2001 | CA2313969A1 Video processing apparatus and method |
| 01/18/2001 | WO2001005155A1 Internet shopping system utilizing set top box and voice recognition |
| 01/18/2001 | WO2001005148A1 An optical disc, a recorder, a player, a recording method, and a reproducing method that are all used for the optical disc |
| 01/18/2001 | WO2001005038A1 Method of generating distribution content, method and apparatus for content distribution, and method of code conversion |
| 01/18/2001 | WO2000069163A3 Advertisement subgroups for digital streams |
| 01/17/2001 | EP1069780A2 Digital serial data interface |
| 01/17/2001 | EP1068734A1 Method and apparatus for controlling data flow between devices connected by a memory |
| 01/17/2001 | EP1068733A1 Method and apparatus for accessing video data in memory across flow-controlled interconnects |
| 01/17/2001 | EP1068732A1 A packet protocol for encoding and decoding video data and data flow signals |
| 01/17/2001 | EP1068731A1 Apparatus and method for controlling transfer of data between interconnected data processing elements and processing of data by these data processing elements |
| 01/17/2001 | EP1068727A1 Apparatus and method for web-casting over digital broadcast tv network |
| 01/17/2001 | EP1068585A1 System for customizing and distributing presentations |
| 01/17/2001 | CN1280741A Method and apparatus for video-on-demand with fast play capability |
| 01/17/2001 | CN1280446A Machine top terminal for cabled television transmission system |
| 01/17/2001 | CN1280445A 数字符号定时恢复网络 Digital symbol timing recovery network |
| 01/17/2001 | CN1060904C Transmitting apparatus |
| 01/16/2001 | US6175861 Apparatus and method for providing computer display data from a computer system to a remote display device |
| 01/16/2001 | US6175718 Apparatus and method for controlling viewing of video signals |
| 01/16/2001 | US6175684 Data transmitting apparatus for transmitting low error rate data |
| 01/16/2001 | US6175628 Method and system for broadcasting/distributing digital audio and video to a television |
| 01/16/2001 | US6175604 Clock synchronization over data transmission networks |
| 01/16/2001 | US6175362 TV graphical user interface providing selection among various lists of TV channels |