| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 01/02/2003 | US20030002850 System and method for linking DVD text to recommended viewing |
| 01/02/2003 | US20030002680 Broadcast reception device and contract management device using common master key in conditional access broadcast system |
| 01/02/2003 | US20030002679 Broadcast reception device and contract management device using common master key in conditional access broadcast system |
| 01/02/2003 | US20030002673 Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels |
| 01/02/2003 | US20030002668 Multi-level, multi-dimensional content protections |
| 01/02/2003 | US20030002638 Interactive TV using remote control with built-in phone |
| 01/02/2003 | US20030002598 Receiving device and receiving method |
| 01/02/2003 | US20030002587 Method for dealing with missing or untimely synchronization signals in digital communications systems |
| 01/02/2003 | US20030002579 Scalable video coding system |
| 01/02/2003 | US20030002577 In a subscriber network receiving digital packets and transmitting digital packets below a predetermined maximum bit rate |
| 01/02/2003 | US20030002536 Transportable identifier and system and method to facilitate access to broadcast data |
| 01/02/2003 | US20030001977 Apparatus and a method for preventing automated detection of television commercials |
| 01/02/2003 | US20030001901 Method and apparatus for generating carousels |
| 01/02/2003 | US20030001884 Method and apparatus for selecting links in internet content on a television |
| 01/02/2003 | EP1271954A2 Method of transmitting layered video-coded information |
| 01/02/2003 | EP1271953A2 Improved startup methods and apparatuses for use in streaming content |
| 01/02/2003 | EP1271952A2 Remotely accessing and programming a set top box |
| 01/02/2003 | EP1271950A1 Moving images synchronization system |
| 01/02/2003 | EP1271938A2 Control of multiple AV-devices by a single master controller using infrared transmitted commands and bus transmitted commands |
| 01/02/2003 | EP1271880A2 Method and system for contents control |
| 01/02/2003 | EP1271524A2 Method and apparatus of recording a multi-channel stream, and a recording medium containing a multi-channel stream recorded by said method |
| 01/02/2003 | EP1271350A1 Method and apparatus for automatically or electronically addressing data within a file or files |
| 01/02/2003 | EP1269760A2 System and method for internet access to personal television service |
| 01/02/2003 | EP1269754A2 Digital video system using networked cameras |
| 01/02/2003 | EP1269753A2 Method and system for subject video streaming |
| 01/02/2003 | EP1269752A1 Interactive media system and method for presenting pause-time content |
| 01/02/2003 | EP1269751A1 System and method for displaying near video on demand |
| 01/02/2003 | EP1269666A2 Method and system for transmission of content description information and connection information in digital broadcast networks |
| 01/02/2003 | EP1125437A4 Consumption distance based rendering of entertainment programming |
| 01/02/2003 | EP1013087A4 Systems and methods for replacing television signals |
| 01/02/2003 | EP0941610B1 Method of processing encrypted video data for generating decrypted program data |
| 01/02/2003 | EP0934660B1 Method and apparatus for masking the effects of latency in an information distribution system |
| 01/02/2003 | EP0896775B1 Method and system for displaying an electronic programme guide |
| 01/01/2003 | CN1389070A Digital watermarking for multimedia data |
| 01/01/2003 | CN1098020C Set-top electronic equipment and network interface unit |
| 12/31/2002 | US6502243 Method and system for locating a resource within a broadcasting environment |
| 12/31/2002 | US6502242 System and method for providing television services |
| 12/31/2002 | US6502139 System for optimizing video on demand transmission by partitioning video program into multiple segments, decreasing transmission rate for successive segments and repeatedly, simultaneously transmission |
| 12/31/2002 | US6501770 Dynamic mapping of broadcast resources |
| 12/31/2002 | US6501516 Remotely controlling video display devices |
| 12/31/2002 | US6501515 Remote control system |
| 12/31/2002 | US6501514 Receivers for television signals |
| 12/31/2002 | US6501511 Broadcasting program displaying device for receiving and displaying a program video and property information |
| 12/31/2002 | US6501480 Graphics accelerator |
| 12/27/2002 | WO2002104036A1 Method, system, and program for creating, recording, and distributing digital stream contents______________ |
| 12/27/2002 | WO2002104031A1 A method and apparatus for periodically delivering an optimal batch broadcast schedule based on distributed client feedback |
| 12/27/2002 | WO2002104030A1 Method and apparatus for determining broadcast schedule based on most recent client demand feedback |
| 12/27/2002 | WO2002104029A1 Information providing system, broadcast reception apparatus, and server apparatus |
| 12/27/2002 | WO2002104026A1 External memory for pvr |
| 12/27/2002 | WO2002104023A2 Conditional access for functional units |
| 12/27/2002 | WO2002104022A2 Multi-user profile generation |
| 12/27/2002 | WO2002104020A1 Advertisement swapping using an aggregator for an interactive television system |
| 12/27/2002 | WO2002104013A1 Automated input in an interactive television system |
| 12/27/2002 | WO2002104012A1 Dynamic interface method and system for displaying reduced-scale broadcasts |
| 12/27/2002 | WO2002104011A2 Method and system for displaying time ordered options |
| 12/27/2002 | WO2002103998A2 Interactive television virtual shopping cart |
| 12/27/2002 | WO2002103995A2 System and method for insertion and modification of advertisements |
| 12/27/2002 | WO2002103940A2 Method and apparatus to send feedback from clients to a server in a content distribution broadcast system |
| 12/27/2002 | WO2002103521A1 Real-time streaming media measurement system and method |
| 12/27/2002 | WO2002103470A2 System and method for access and placement of media content information items on a screen display with a remote control device |
| 12/27/2002 | WO2002045433A3 Interactive television application with research features |
| 12/27/2002 | WO2001097420A3 Multiplexing digital communication system |
| 12/27/2002 | WO2001055881A3 Content distribution system to generate content streams and facilitate e-commerce transactions using broadcast content metadata |
| 12/27/2002 | CA2450886A1 Interactive television virtual shopping cart |
| 12/27/2002 | CA2450192A1 System and method for insertion and modification of advertisements |
| 12/26/2002 | US20020199208 System and method for uploading information from portable media and delivering it to storage across the internet |
| 12/26/2002 | US20020199205 Method and apparatus for delivering consumer entertainment services using virtual devices accessed over a high-speed quality-of-service-enabled communications network |
| 12/26/2002 | US20020199202 Multiple input data receiver for cable television systems |
| 12/26/2002 | US20020199201 CM data management apparatus, pay-program reception terminal, pay-program transmission/reception system, CM data management method, pay-program reception method, computer program to realize these methods, and computer-readable storage medium storing the program |
| 12/26/2002 | US20020199194 Intelligent system and methods of recommending media content items based on user preferences |
| 12/26/2002 | US20020199193 System and method for generating and managing user preference information for scheduled and stored television programs |
| 12/26/2002 | US20020199192 Channels and services display |
| 12/26/2002 | US20020199189 Methods and systems for insertion of supplemental video and audio content |
| 12/26/2002 | US20020199187 Modular interactive application generation system |
| 12/26/2002 | US20020199186 Intelligent system and methods of recommending media content items based on user preferences |
| 12/26/2002 | US20020199185 Managing time shift buffers |
| 12/26/2002 | US20020199181 Webcam-based interface for initiating two-way video communication and providing access to cached video |
| 12/26/2002 | US20020199060 Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner |
| 12/26/2002 | US20020197065 Apparatus and method of recording/reproducing digital broadcast data |
| 12/26/2002 | US20020197062 Data recording method and apparatus, data recording medium, and data reproducing method and apparatus |
| 12/26/2002 | US20020197061 Data recording method and apparatus, data recording medium, and data reproducing method and apparatus |
| 12/26/2002 | US20020196941 Method and system for providing secure digital sound recording |
| 12/26/2002 | US20020196937 Method for secure delivery of digital content |
| 12/26/2002 | US20020196850 Splicing of digital video transport streams |
| 12/26/2002 | US20020196746 Webcam-based interface for initiating two-way video communication |
| 12/26/2002 | US20020196491 Passive optical network employing coarse wavelength division multiplexing and related methods |
| 12/26/2002 | US20020196378 Method and apparatus for wireless image transmission to a projector |
| 12/26/2002 | US20020196370 Adaptive overlay element placement in video |
| 12/26/2002 | US20020196361 Method and apparatus of recording a multi-channel stream, and a recording medium containing a multi-channel stream recorded by said method |
| 12/26/2002 | US20020196328 Video communication system using model-based coding and prioritzation techniques |
| 12/26/2002 | US20020196268 Systems and methods for providing a dynamically controllable user interface that embraces a variety of media |
| 12/25/2002 | CN1387134A System and method for downloading and playing music file |
| 12/25/2002 | CN1097393C Video dispaly letterbox control system |
| 12/25/2002 | CN1097386C Method for controlling execution of audio video interactive program |
| 12/25/2002 | CN1097373C Digital data processor and method for converting transmission character to multilevel data |
| 12/24/2002 | US6499060 Media coding for loss recovery with remotely predicted data units |
| 12/24/2002 | US6499054 Control and observation of physical devices, equipment and processes by multiple users over computer networks |
| 12/24/2002 | US6498897 Media server system and method having improved asset types for playback of digital media |
| 12/24/2002 | US6498895 User interface for television schedule system |
| 12/24/2002 | US6498865 Method and device for control and compatible delivery of digitally compressed visual data in a heterogeneous communication network |