| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 04/25/2012 | CN202205190U 机顶盒内置硬盘功能切换控制系统 Set-top box features built-in hard switching control system |
| 04/25/2012 | CN1758696B Audio controlling method of data service and mobile communication terminal |
| 04/25/2012 | CN102428709A 用于分发多媒体内容的方法和设备 Method and apparatus for distributing multimedia content |
| 04/25/2012 | CN102428708A 基于用户的媒体内容分节系统和方法 Media content based on the user's system and method section |
| 04/25/2012 | CN102428465A 媒体内容检索系统和个人虚拟频道 Media content retrieval systems and personal virtual channels |
| 04/25/2012 | CN102427564A 基于iptv的时间戳实现方法及系统 Iptv timestamp based method and system realization |
| 04/25/2012 | CN102427563A Distributed on-demand media transcoding system and method |
| 04/25/2012 | CN102427562A 电视交互设备、系统和方法 TV interactive device, system and method |
| 04/25/2012 | CN102427561A Method for preventing VOD (Video-On-Demand) programs from being illegally spread and shared |
| 04/25/2012 | CN102427560A 一种机顶盒的频道定位方法及系统 Channel positioning one kind of method and system set-top box |
| 04/25/2012 | CN102427559A 一种基于数字电视机卡分离技术的身份认证方法 A digital TV card authentication methods based separation technology |
| 04/25/2012 | CN102427558A 一种机顶盒的声控方法及机顶盒 Voice method of set-top boxes and set-top boxes |
| 04/25/2012 | CN102427557A 信息处理装置以及信息处理方法 The information processing apparatus and an information processing method |
| 04/25/2012 | CN102427556A 一种基于机顶盒的电视节目录制方法及系统 A television program recording method and system based on set-top boxes |
| 04/25/2012 | CN102427555A Issuing and playing methods of digital programs as well as device and system thereof |
| 04/25/2012 | CN102427554A 一种电视节目实时收视状况调查统计方法及系统 A television program in real-time viewing condition survey method and system |
| 04/25/2012 | CN102427553A 一种电视节目播放方法、系统及电视机和服务器 A television broadcast method, system and TV and server |
| 04/25/2012 | CN102427552A Code stream broadcast system, code stream broadcast method and software over the air upgrade method |
| 04/25/2012 | CN102427525A 基于码率切换的多媒体信源信道联合编码传输方法 Coded transmission method based on joint source-channel bit rate multimedia handover |
| 04/25/2012 | CN102426495A 移动终端遥控数字电视接收终端的方法及移动终端 Mobile digital TV receiver terminal remote terminal method and mobile terminal |
| 04/25/2012 | CN101883243B Partial encryption and PID mapping |
| 04/25/2012 | CN101753913B 一种视频中插入超链接的方法、装置及处理器 A video of the Insert Hyperlink methods, devices and processors |
| 04/25/2012 | CN101742231B 设备管理方法、系统及其服务器 Device management method, system and server |
| 04/25/2012 | CN101682740B Content download system, content download method, content supplying apparatus, content supplying method, content receiving apparatus, content receiving method |
| 04/25/2012 | CN101652989B 引用在用于轻便应用场景表现服务的其他简单集合格式会话中包括的流的方法和设备、和提供轻便应用场景表现服务的方法和设备 References in other formats conversation simple aggregate performance for portable application scenarios services included in the method and apparatus streams, and to provide a method and apparatus for the performance of services portable application scenarios |
| 04/25/2012 | CN101569191B 广播台装置和记录重放装置 Broadcasting station apparatus and recording and reproducing apparatus |
| 04/25/2012 | CN101442672B 数字水印处理系统、数字水印嵌入和检测方法及装置 Digital watermarking system, the digital watermark embedding and detection method and apparatus |
| 04/25/2012 | CN101427579B 媒体流的时移表现 Time-shifted presentation of media streams |
| 04/25/2012 | CN101416508B 通过前端设备将订阅服务发送给漫游用户 The subscription service is sent to a roaming user front-end equipment |
| 04/25/2012 | CN101409823B 一种网络个人录像机的实现方法、装置和系统 Implementation of a network personal video recorder, the apparatus and system |
| 04/25/2012 | CN101331768B 传送有条件访问内容的方法 Method of transmitting conditional access content |
| 04/25/2012 | CN101263716B 以多显示格式分送和/或播放多播的视频信号的系统和方法 Multi-format display system and method for dispensing and / or play multicast video signal |
| 04/25/2012 | CA2726095A1 Content transmission architecture |
| 04/24/2012 | US8165569 Method for distributing video information to mobile phone based on push technology |
| 04/24/2012 | US8165342 Color image or video processing |
| 04/24/2012 | US8165302 Key table and authorization table management |
| 04/24/2012 | US8164691 VSB reception system with enhanced signal detection for processing supplemental data |
| 04/24/2012 | US8164638 Communication system and method thereof |
| 04/24/2012 | US8164601 Graphics display system with anti-flutter filtering and vertical scaling feature |
| 04/24/2012 | CA2667987C Digital broadcasting system and method of processing data |
| 04/24/2012 | CA2559424C Stream generating apparatus and method of supplying frame sync signal used for stream generating apparatus |
| 04/24/2012 | CA2413955C Slice mask and moat pattern partial encryption |
| 04/20/2012 | CA2755538A1 Detection of transitions between text and non-text frames in a video stream |
| 04/19/2012 | WO2012051620A1 Method and apparatus for recommending and bookmarking media programs |
| 04/19/2012 | WO2012051594A2 Correlating online behavior with presumed viewing of television advertisements |
| 04/19/2012 | WO2012051592A2 System and methods for selecting television advertisements for a set-top box requesting an advertisement without knowing what program or channel is being watched |
| 04/19/2012 | WO2012051539A2 Methods, apparatus, and systems for presenting television programming and related information |
| 04/19/2012 | WO2012051528A2 Streaming digital video between video devices using a cable television system |
| 04/19/2012 | WO2012051283A2 Systems and methods for providing companion services to customer premises equipment using an ip-based infrastructure |
| 04/19/2012 | WO2012050832A1 Systems and methods utilizing efficient video compression techniques for providing static image data |
| 04/19/2012 | WO2012050726A2 Metadata origination verification |
| 04/19/2012 | WO2012049674A2 Network-based real time registered augmented reality for mobile devices |
| 04/19/2012 | WO2012049305A1 Method for synchronizing multimedia flows and corresponding device |
| 04/19/2012 | WO2012049302A1 Method for guaranteing watermark embedding by using bit stream corruption |
| 04/19/2012 | WO2012048928A1 Distributed playback architecture |
| 04/19/2012 | WO2012048896A1 Compression and decompression techniques for drm license information delivery |
| 04/19/2012 | WO2012048651A1 Program prompt information processing method and electronic service guide system |
| 04/19/2012 | WO2012048605A1 Digital television terminal and method for using internet protocol television service thereof |
| 04/19/2012 | WO2012027598A3 Peer to peer streaming of dvr buffered program data |
| 04/19/2012 | WO2012026729A3 Method and apparatus for generating uncompressed video data packet |
| 04/19/2012 | WO2012024027A3 Systems, methods, and machine-readable storage media for presenting animations overlying multimedia files |
| 04/19/2012 | WO2011153376A3 Anonymous re-streaming of media item of content |
| 04/19/2012 | WO2011146276A3 Television related searching |
| 04/19/2012 | WO2011146275A3 Managing lifecycles of television gadgets and applications |
| 04/19/2012 | US20120096508 Method of controlling and apparatus of receiving mobile service data |
| 04/19/2012 | US20120096507 Tv system for displaying tv broadcasts signal and internet signal |
| 04/19/2012 | US20120096506 Method for displaying tv broadcast signal and internet signal on tv |
| 04/19/2012 | US20120096505 Method of displaying internet signal on tv |
| 04/19/2012 | US20120096504 Validation & fast channel change for broadcast system |
| 04/19/2012 | US20120096503 Systems and methods for providing companion services to customer equipment using an ip-based infrastructure |
| 04/19/2012 | US20120096500 System and method for delivering video on demand |
| 04/19/2012 | US20120096498 Systems and etiquette for home gateways using white space |
| 04/19/2012 | US20120096495 Broadcast reception device, broadcast reception method, and broadcast transmission device |
| 04/19/2012 | US20120096494 System and Method for Processing Multiple Broadcast Multimedia Streams |
| 04/19/2012 | US20120096493 Electronic program guide with digital storage |
| 04/19/2012 | US20120096490 Transmitting custom advertisements to a client device |
| 04/19/2012 | US20120096489 Systems and methods for selecting television advertisements for a set-top box requesting an advertisement without knowing what program or channel is being watched |
| 04/19/2012 | US20120096485 Media distribution architecture for television viewing |
| 04/19/2012 | US20120096482 Methods and apparatus for identifying media content using temporal signal characteristics |
| 04/19/2012 | US20120096481 Information processing apparatus, information processing method, and program |
| 04/19/2012 | US20120093488 Client-server based interactive television guide with server recording |
| 04/19/2012 | US20120093215 Graphics display system with video scaler |
| 04/19/2012 | CA2851636A1 Systems and methods for selecting television advertisements for a set-top box requesting an advertisement without knowing what program or channel is being watched |
| 04/19/2012 | CA2814573A1 Alternative audio |
| 04/19/2012 | CA2814211A1 Metadata origination verification |
| 04/19/2012 | CA2814130A1 Holographic 3d display |
| 04/19/2012 | CA2814070A1 Streaming digital video between video devices using a cable television system |
| 04/19/2012 | CA2813408A1 Systems and methods for providing companion services to customer premises equipment using an ip-based infrastructure |
| 04/18/2012 | EP2442583A2 Wireless transmission of video signals in a local area |
| 04/18/2012 | EP2442582A1 Selection of a data stream for receiving a data service |
| 04/18/2012 | EP2442581A1 Video assets having associated graphical descriptor data |
| 04/18/2012 | EP2442580A2 Remote controller, display apparatus, 3D glasses and control method thereof |
| 04/18/2012 | EP2442575A1 Stereoscopic image reproduction method in quick search mode and stereoscopic image reproduction apparatus using same |
| 04/18/2012 | EP2442566A2 Media Monitoring, Management and Information System |
| 04/18/2012 | EP2442561A2 Device and method for providing a three-dimensional pip image |
| 04/18/2012 | EP2442505A1 Information processing device, method therefor, and program |
| 04/18/2012 | EP2442465A2 Survey data acquisition |
| 04/18/2012 | EP2442464A1 Validation & fast channel change for broadcast system |
| 04/18/2012 | EP2442233A2 Method and apparatus for providing a remote user interface |
| 04/18/2012 | EP2441262A1 Robust watermark |