Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand]
Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445)
03/2012
03/21/2012EP1422936B1 Broadcast reception method
03/21/2012EP1330922B1 System and method for enhanced broadcasting and interactive television
03/21/2012CN202172469U 一种适用于贴片式ca模块的卡座及数字电视终端 Deck and one for digital TV terminal module SMD ca
03/21/2012CN102388622A Splicing system
03/21/2012CN102388621A Meta channel based media system control technology
03/21/2012CN102387422A Digital media player, file searching method thereof and television
03/21/2012CN102387421A Method for watermarking free view video with blind watermark detection
03/21/2012CN102387420A Method for managing video play in encryption mode
03/21/2012CN102387419A Network television receiver and method for preventing illegal file transmission
03/21/2012CN102387418A Program play prompting method, set top box, and method for carrying out time prompting on set top box
03/21/2012CN102387417A Method and system for locking day-parting programs
03/21/2012CN102387416A Set-top box repairing method, system, set-top box and server
03/21/2012CN102387415A Method, device and system for allocating IPQAM (internet protocol quadrature amplitude modulation) resource
03/21/2012CN102387414A Video signal process method and domestic video gateway
03/21/2012CN102387413A Method for displaying weather information on television
03/21/2012CN102387412A Set top box-based method, device and equipment for advertisement countdown
03/21/2012CN102387411A Set-top box and method for set-top box to play advertisement
03/21/2012CN102387410A Set-top box memorandum function achieving method, device and terminal
03/21/2012CN102387409A Method for video playing and based on stream media system
03/21/2012CN102387408A Method for obtaining music information, set top box and related systems
03/21/2012CN102387407A System and method for realizing broadcasting network conditional access (CA)
03/21/2012CN102387406A Program on-demand system and method based on one-way set top box
03/21/2012CN102387405A Method for reserving television programs and system employing same
03/21/2012CN102387404A Method and system for locating video-on-demand (VOD) program
03/21/2012CN102387403A Matching rule-based service message transmitting method and matching rule-based service message transmitting system
03/21/2012CN102387402A Method and apparatus for multiplexing service delivery with quality of service (qos) guarantee
03/21/2012CN102387401A Method, device and equipment for adjusting play time point of audio and video information
03/21/2012CN102387400A Receiver, reception method, transmitter, transmission method, program and broadcasting system
03/21/2012CN102387399A Method for protecting timeliness of video resources and preventing copying
03/21/2012CN102387357A 数字广播系统及其数据处理方法 Digital broadcasting system and data processing method
03/21/2012CN102387187A Server, client as well as method and system for remotely playing video file by using client
03/21/2012CN102385520A USB (Universal Serial Bus) upgrading method based on partition name for digital television set-top box
03/21/2012CN101772960B Server device, license distribution method, and content receiving device
03/21/2012CN101715650B Set-top box peer-assisted video-on-demand
03/21/2012CN101695104B Method for requesting server by digital TV terminal and related equipment thereof
03/21/2012CN101632304B Display forming device, display forming method, and content download system
03/21/2012CN101605216B Method for upgrading digital television software
03/21/2012CN101505400B Bi-directional set-top box authentication method, system and related equipment
03/21/2012CN101366280B Digital broadcasting transmission and reception system
03/21/2012CN101340572B Broadcast system and broadcast reception method and apparatus thereof
03/21/2012CN101257565B Wireless access system and method for realizing sharing network with television set top box module
03/21/2012CN101252453B Medium player system based on mobile IPv6 protocol and flash join protocol
03/21/2012CN101222614B Centralized high-definition digital television providing method and system supporting multi-program source and coding mode
03/21/2012CN101202892B System and method for controlling program playback
03/21/2012CN101202855B Method, system of program management and digital television receiving terminal
03/21/2012CN101159825B Video receiving device, video data receiving system and authentication control method thereof
03/21/2012CN101026702B Digital broadcast receiver and display method for simultaneous display of multi-channel visual images
03/21/2012CA2752468A1 System and method of pacing real time media transmission over a broadband channel using micro bursting
03/20/2012US8140755 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
03/20/2012US8140357 Point of service billing and records system
03/20/2012US8139921 Program recording reservation system and remote controller
03/20/2012US8139248 Information distribution system, its distribution center apparatus and user terminal apparatus, and information storage medium usable for the system
03/20/2012CA2752307A1 Automatic "spoiler" prevention
03/20/2012CA2724783C Apparatus and method for processing dummy event in digital television receiver
03/20/2012CA2512670C Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data
03/20/2012CA2466667C Graphic user interface alternate download options for unavailable prm content
03/20/2012CA2462159C Video and digital multimedia aggregator content coding and formatting
03/20/2012CA2421066C Transcoder-based adaptive quantization for digital video recording
03/20/2012CA2415059C Advanced set top terminal having a video call feature
03/15/2012WO2012033851A1 Systems and methods for providing advertisements to user devices using an advertisement gateway
03/15/2012WO2012033669A2 System and method for improving measurement of viewing patterns by set tuners and advertisement optimization
03/15/2012WO2012033660A2 Remote control of television displays
03/15/2012WO2012033339A2 Manifest mechanism in broadcast involved system
03/15/2012WO2012033319A2 Apparatus and method for providing streaming content
03/15/2012WO2012032502A1 A method and apparatus for adaptive streaming
03/15/2012WO2012032408A1 Method and apparatus for targeted communications
03/15/2012WO2012032193A1 A set top box
03/15/2012WO2012032174A1 A digital video recorder system connectable to devices running a web browser
03/15/2012WO2012032013A1 Media content sharing
03/15/2012WO2012031977A1 Media playlist methods and apparatus
03/15/2012WO2012031423A1 Wireless data card and method for implementing television program display by said wireless data card
03/15/2012WO2012031360A1 Delivery of device-specific stereo 3d content
03/15/2012WO2012006023A3 Apparatus, systems and methods for accessing and synchronizing presentation of media content and supplemental media rich content
03/15/2012WO2011143403A3 Systems and methods for operating media devices
03/15/2012WO2011100901A3 Method, device and system for transmission processing of media content
03/15/2012US20120066734 System and method for transmitting data contents
03/15/2012US20120066733 Non-real Time Services
03/15/2012US20120066727 Transmitting apparatus and receiving apparatus
03/15/2012US20120066721 Sports Information Gathering and Broadcasting System
03/15/2012US20120066720 System and method of internet group management for multicast push in passive access networks
03/15/2012US20120066719 Interactive television program guide with remote access
03/15/2012US20120066718 Apparatus and method for providing and obtaining product information through a broadcast signal
03/15/2012US20120066716 Method for creating a personalized subscriber channel and video processing device for use therewith
03/15/2012US20120066713 Train-mounted content delivery system and method of displaying train content information
03/15/2012US20120066708 System method for displaying additional service information of content on auxiliary terminal
03/15/2012US20120066703 Control-based Content Pricing
03/15/2012US20120066342 Method and Apparatus for Media Data Transmission
03/15/2012CA2810562A1 A set top box
03/15/2012CA2810503A1 Systems and methods for providing advertisements to user devices using an advertisement gateway
03/15/2012CA2751731A1 Securing property
03/14/2012EP2429238A1 Channel switching method, device and system
03/14/2012EP2429212A1 System and method for tuning digital television channels
03/14/2012EP2429211A2 Receiver, reception method and program
03/14/2012EP2429210A2 Image processing apparatus and method of providing user interface thereof
03/14/2012EP2429209A2 Apparatus and method for providing stereoscopic image contents
03/14/2012EP2429208A1 Video bit-rate control
03/14/2012EP2429185A2 Interactive television systems with digital video recording and adjustable reminders
03/14/2012EP2429182A2 Method for masking personal information from a camera
03/14/2012EP2429103A2 Audio and video transmission and reception in business and entertainment environments
03/14/2012EP2428954A2 Signal processing apparatus and signal processing method
1 ... 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 ... 565