| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 07/07/2011 | WO2011082039A1 Method and system for operating a multi-room digital video recording system |
| 07/07/2011 | WO2011081380A2 Method and apparatus for correcting synchronization errors between audio signals and video signals |
| 07/07/2011 | WO2011079393A1 Three-dimensional video display system with multi-stream sending/receiving operation |
| 07/07/2011 | WO2011079392A1 System and method for emergency broadcasting |
| 07/07/2011 | WO2011079385A1 A method and system for subscriber journey analytics |
| 07/07/2011 | WO2011079376A1 Method and system for detecting compressed stereoscopic frames in a digital video signal |
| 07/07/2011 | US20110167450 Internet television program guide system with embedded real-time data |
| 07/07/2011 | US20110167449 Information system |
| 07/07/2011 | US20110167446 Program guide system with advertisements |
| 07/07/2011 | CA2786094A1 System and method for emergency broadcasting |
| 07/06/2011 | EP2341716A1 Audiovisual multi-room support |
| 07/06/2011 | EP2341715A1 Audiovisual multi-room support |
| 07/06/2011 | EP2341706A1 Receiving apparatus, receiving method, transmitting apparatus, transmitting method, and medium |
| 07/06/2011 | EP2341704A2 Methods and apparatus to detect commercial advertisements in television transmissions |
| 07/06/2011 | EP2340878A2 Sensor device for a computer-controlled video entertainment system |
| 07/06/2011 | EP2340877A2 Computer-controlled video entertainment system |
| 07/06/2011 | EP2340645A1 Method and apparatus for browser based advertisement insertion |
| 07/06/2011 | EP2340517A1 Sharing media content with multiple recipients |
| 07/06/2011 | EP1417834B1 Encoding and decoding methods for secure scalable streaming and related systems |
| 07/06/2011 | CN201893886U Circuit realizing true standby and low power consumption of set top box |
| 07/06/2011 | CN201893885U DTV monitoring device |
| 07/06/2011 | CN201893884U Multi-azimuth STB |
| 07/06/2011 | CN201893883U Set top box radiating device |
| 07/06/2011 | CN201893882U Outer shell of set top box |
| 07/06/2011 | CN201893848U Digital home information system and terminal |
| 07/06/2011 | CN1768373B Information processing device, information processing method |
| 07/06/2011 | CN1736056B Mechanism for protecting the transfer of digital content |
| 07/06/2011 | CN102119534A Audio/video distribution apparatus |
| 07/06/2011 | CN102119533A Image encrypting/decrypting system and method |
| 07/06/2011 | CN102119528A Channel hopping scheme for update of data for multiple services across multiple digital broadcast channels |
| 07/06/2011 | CN102118655A System and method for controlled copying and moving of contents |
| 07/06/2011 | CN102118654A Method, device and system for acquiring service information |
| 07/06/2011 | CN102118653A Method and device for ensuring service quality of live broadcast of web television |
| 07/06/2011 | CN102118652A Method, device and system for switching element positions in network television interface |
| 07/06/2011 | CN102118651A Display device and method of displaying content on the display device |
| 07/06/2011 | CN102118650A Method and device for displaying television menu, and television |
| 07/06/2011 | CN102118649A Method and device for switching network television interface |
| 07/06/2011 | CN102118648A Method, decoder and encoder for video monitoring |
| 07/06/2011 | CN102118647A Method for updating channel information of digital television set and digital television set thereof |
| 07/06/2011 | CN102118646A Interactive digital television integrated high-definition mo-card system |
| 07/06/2011 | CN102118645A System and control method for playing MP3 arranged on set top box |
| 07/06/2011 | CN102118644A Television OSD (On Screen Display) network information displaying method and device as well as television |
| 07/06/2011 | CN102118643A Network subtitle playing system and method |
| 07/06/2011 | CN102118642A Digital television and channel sequencing method thereof |
| 07/06/2011 | CN102118641A High-definition video system and method supporting remote mobile reservation based on set-top box |
| 07/06/2011 | CN102118640A Digital television as well as software upgrading method and system thereof |
| 07/06/2011 | CN102118639A Information processing apparatus, information processing method, and program |
| 07/06/2011 | CN102118638A TV program filing method and system |
| 07/06/2011 | CN102118637A Implementation method for customizing cable digital television program on general communication terminal in real time |
| 07/06/2011 | CN102118636A Method for carrying out bandwidth distribution by router according to network television software module |
| 07/06/2011 | CN102118635A Method, device and system for controlling time-shifted television by means of mobile terminal |
| 07/06/2011 | CN102118634A Scheduling method, device and system for realizing IP (Internet protocol) television service |
| 07/06/2011 | CN102118633A Method, device and system for playing video files |
| 07/06/2011 | CN102118632A Advertisement playing method, terminal and media controller |
| 07/06/2011 | CN102118631A Broadcasting variants of digital signals in a conditional access system |
| 07/06/2011 | CN102118628A Compatibility test system for UCPS (unified content protection system) protocol |
| 07/06/2011 | CN102118428A Method and system for playing streaming media |
| 07/06/2011 | CN102118401A Media playing method and system, content transmission network equipment and advertisement server (AS) |
| 07/06/2011 | CN102118285A Remote home appliance serviceability testing system and method |
| 07/06/2011 | CN102118210A Methods and apparatuses to send feedback from clients to a server in a content distribution broadcast system |
| 07/06/2011 | CN102117217A Method for expanding functions with set-top box script |
| 07/06/2011 | CN101662689B Method and system for switching interactive TV channels and method and device for sending audio and video streams |
| 07/06/2011 | CN101635804B Subtitle window output method and related device applied to television system |
| 07/06/2011 | CN101610404B Method, device and system for monitoring network television terminal |
| 07/06/2011 | CN101572795B Partial encryption and pid mapping |
| 07/06/2011 | CN101523496B Information recording device, information reproducing device and method |
| 07/06/2011 | CN101453615B Device, method and television set for supporting multi-condition receiving module |
| 07/06/2011 | CN101422042B Systems and methods for providing a shared folder via television |
| 07/06/2011 | CN101321257B Receiving apparatus, recording apparatus, content receiving method, and content recording method |
| 07/06/2011 | CN101278562B Method for turbo transmission of digital broadcasting transport stream, a digital broadcasting transmission and reception system, and a signal processing method thereof |
| 07/06/2011 | CN101052119B Control method, device and use for video frequency ordering |
| 07/06/2011 | CN101006725B Methods and apparatuses for configuring products |
| 07/05/2011 | US7975277 System for providing alternative services |
| 07/05/2011 | US7975023 System and method for using resources of a computer system in conjunction with a thin media client |
| 07/05/2011 | US7974316 Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof |
| 07/05/2011 | US7974273 Data transmitting apparatus and data receiving apparatus |
| 07/05/2011 | US7973648 Remote operation system |
| 07/05/2011 | CA2726732A1 Broadcasting variants of digital signals in a conditional access system |
| 07/05/2011 | CA2722336A1 Method of remotely controlling a presentation in a loop mode using a portable electronic device |
| 06/30/2011 | WO2011078624A2 Method and apparatus for processing a broadcasting service |
| 06/30/2011 | WO2011076146A1 Method for downloading application data, digital television reception terminal and system |
| 06/30/2011 | US20110162012 Method, Apparatus and System for Renewing Program |
| 06/30/2011 | US20110162011 Program guide with a digital storage device |
| 06/30/2011 | DE19861377B4 Ein verbessertes Kompressions- und Dekompressionssystem mit reversiblen Wavelets und verlustbehafteter Rekonstruktion An improved compression and decompression system with reversible wavelets and lossy reconstruction |
| 06/30/2011 | CA2722750A1 Methods and apparatus to detect commercial advertisements associated with media presentations |
| 06/29/2011 | EP2339858A2 3D Image Synchronization Apparatus and 3D Image Providing System |
| 06/29/2011 | EP2339850A1 Method and device for reception of video contents and services broadcast with prior transmission of data |
| 06/29/2011 | EP2339849A1 Digital broadcast method, data receiving device, data transmitting device, data receiving program and data transmitting program |
| 06/29/2011 | EP2339847A1 Data transmission device and data receiving device |
| 06/29/2011 | EP2339844A1 Information processing system, server device, information processing method, and program |
| 06/29/2011 | EP2339843A1 Bd playback system, bd playback device, display device, and computer program |
| 06/29/2011 | EP2339839A1 Method and system for allowing users to resume viewing videos among set-top boxes |
| 06/29/2011 | EP2339779A1 Controlling method of dtv (digital television) positioned within one independent space among physically separated multiple independent spaces and dtv thereof |
| 06/29/2011 | EP2338278A2 Systems and methods for video/multimedia rendering, composition, and user-interactivity |
| 06/29/2011 | CN201887909U DTV interactive platform system |
| 06/29/2011 | CN201887908U Set top box and turner board applied therein |
| 06/29/2011 | CN201887907U Stb |
| 06/29/2011 | CN201887906U Set-top box |
| 06/29/2011 | CN201887905U Red light DVD (digital video disk) high-definition television set top box |
| 06/29/2011 | CN201887904U Structure of set-top box device |