| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 10/02/2014 | US20140298369 Clear screen broadcasting |
| 10/02/2014 | US20140298368 Authentication system and method of operating the same |
| 10/02/2014 | US20140298367 Probabilistic methods and apparatus to determine the state of a media device |
| 10/02/2014 | US20140298366 Method and Apparatus for Evaluating Media Delivery Quality |
| 10/02/2014 | US20140298365 Receiving terminal, audience information collecting system and audience information collecting method |
| 10/02/2014 | US20140298364 Recommendations for media content based on emotion |
| 10/02/2014 | US20140298363 System and method for dynamically constructing personalized contextual video programs |
| 10/02/2014 | US20140298006 Data encryption and decryption |
| 10/02/2014 | US20140294365 Method and System for Delivery of Content Over Communication Networks |
| 10/02/2014 | US20140293138 Virtual universal remote control |
| 10/02/2014 | US20140292047 Detachable Seat Mounted Audio-Visual Entertainment System with Locally Storable, Selectable, and Updatable Content |
| 10/02/2014 | CA2848271A1 Clear screen broadcasting |
| 10/01/2014 | EP2785071A2 System for synchronising and centralising event instructions and/or indicators in video/audio systems |
| 10/01/2014 | EP2785070A1 Method and apparatus for improving quality of experience in sharing screen among devices, and recording medium therefor |
| 10/01/2014 | EP2785069A1 Audio/video processing apparatus for a car |
| 10/01/2014 | EP2785068A1 Video image data delivery device, method and system |
| 10/01/2014 | EP2785067A1 A method and client for requesting, receiving and decoding adaptive streaming video |
| 10/01/2014 | EP2785049A1 Main image processing apparatus, sub image processing apparatus and control method thereof |
| 10/01/2014 | EP2785006A1 Content delivery system and method |
| 10/01/2014 | EP2785005A1 Content distribution system and method |
| 10/01/2014 | EP2784641A1 User interface display method and device using same |
| 10/01/2014 | EP2783516A1 Entertainment network for passengers in a means of transportation |
| 10/01/2014 | EP2783515A1 Method, cryptographic system and security module for descrambling content packets of a digital transport stream |
| 10/01/2014 | EP2783514A2 Interlaced 3d video |
| 10/01/2014 | EP2783506A1 Systems and methods for internet video delivery |
| 10/01/2014 | EP2783498A1 Content distribution through blind-cache instantiation |
| 10/01/2014 | EP2783366A1 Method and system for generating an audio metadata quality score |
| 09/30/2014 | US8850532 Systems and methods to control access to multimedia content |
| 09/30/2014 | US8850511 Program replacing method |
| 09/30/2014 | US8850510 Digital broadcast receiver and upgrading method thereof |
| 09/30/2014 | US8850509 Multiple frequency channel data distribution |
| 09/30/2014 | US8850508 Dual mode proximity sensor |
| 09/30/2014 | US8850507 Method and apparatus for browsing using alternative linkbases |
| 09/30/2014 | US8850505 System for reducing noise in a CATV home amplifier upstream path and a method thereof |
| 09/30/2014 | US8850503 Systems and methods for personalized television viewing |
| 09/30/2014 | US8850502 Content reproduction device, content reproduction system, and content reproduction method |
| 09/30/2014 | US8850501 IP media streaming service delivery |
| 09/30/2014 | US8850500 Alternative audio content presentation in a media content receiver |
| 09/30/2014 | US8850499 Systems and methods for caching data in media-on-demand systems |
| 09/30/2014 | US8850495 Advertisement delivering system based on digital television system and mobile communication device |
| 09/30/2014 | US8850493 Digital broadcasting system and method of processing data in the digital broadcasting system |
| 09/30/2014 | US8850492 Method, system and apparatus for delivering data to a mobile electronic device |
| 09/30/2014 | US8850491 Wireless distribution system proxy caches |
| 09/30/2014 | US8850490 Consuming paid media in an internet-based content platform |
| 09/30/2014 | US8850489 Cost reduction through bidding and advertising |
| 09/30/2014 | US8850488 Systems and methods for accessing electronic program guide information over a backchannel communication path |
| 09/30/2014 | US8850487 Display device and method for providing content using the same |
| 09/30/2014 | US8850486 Method and apparatus for providing a user interface |
| 09/30/2014 | US8850485 System and method for providing enhanced data for visual displays |
| 09/30/2014 | US8850484 Differentiated PSIP table update interval technology |
| 09/30/2014 | US8850483 Method and apparatus for purchasing upgraded media features for programming transmissions |
| 09/30/2014 | US8850482 Method and apparatus for creating dynamic webpages in a media communication system |
| 09/30/2014 | US8850481 Systems and methods for modifying an interactive media guidance application interface based on time of day |
| 09/30/2014 | US8850480 Interactive user interface for television applications |
| 09/30/2014 | US8850479 Distribution device and reception device |
| 09/30/2014 | US8850478 Multimedia systems, methods and applications |
| 09/30/2014 | US8850477 Systems and methods for linking television viewers with advertisers and broadcasters |
| 09/30/2014 | US8850476 Backwards guide |
| 09/30/2014 | US8850475 Provisioning an enhanced television (ETV) application |
| 09/30/2014 | US8850474 Virtual content store in interactive services architecture |
| 09/30/2014 | US8850473 Targeting content based on location |
| 09/30/2014 | US8850472 Method and apparatus for customizing user experience |
| 09/30/2014 | US8850470 Personal base station system with wireless video capability |
| 09/30/2014 | US8850468 Method and system for auxiliary data detection and delivery |
| 09/30/2014 | US8850466 Method and system for the determination of a present viewer in a smart TV |
| 09/30/2014 | US8850465 System, method, and software application for targeted advertising via behavioral model clustering, and preference programming based on behavioral model clusters |
| 09/30/2014 | US8850464 Systems and methods for real-time interactive television polling |
| 09/30/2014 | US8850463 System and method for capturing parameters and recording events in portable devices with digital television receiver |
| 09/30/2014 | US8850361 Enhancing touch and feel on the internet |
| 09/30/2014 | US8850356 Information processing system and information processing apparatus |
| 09/30/2014 | US8850355 Systems and methods for communicating with media modules |
| 09/30/2014 | US8850217 Method and apparatus for parental control of wireless broadcast content |
| 09/30/2014 | US8850214 Methods and systems for encoding and protecting data using digital signature and watermarking techniques |
| 09/30/2014 | US8850208 Certificate crosschecking by multiple certificate authorities |
| 09/30/2014 | US8850201 System, apparatus, and method for digital distribution |
| 09/30/2014 | US8850072 Secure communication network |
| 09/30/2014 | US8849967 Passive activation of bootloader network features |
| 09/30/2014 | US8849959 Systems and method for using closed captions to initiate display of related content on a second display device |
| 09/30/2014 | US8849956 Video processing feedback |
| 09/30/2014 | US8849948 Variable speed playback |
| 09/30/2014 | US8849945 Annotating content with interactive objects for transactions |
| 09/30/2014 | US8849900 Method and system supporting mobile coalitions |
| 09/30/2014 | US8849700 Information delivery system and method for delivering content information |
| 09/30/2014 | US8849432 Acoustic pattern identification using spectral characteristics to synchronize audio and/or video |
| 09/30/2014 | US8849201 System and method for providing locally applicable internet content with secure action requests and item condition alerts |
| 09/30/2014 | US8849199 Systems and methods for customizing broadband content based upon passive presence detection of users |
| 09/30/2014 | US8849182 Gathering data concerning publication usage |
| 09/30/2014 | US8849101 Providing previews of seek locations in media content |
| 09/30/2014 | US8849100 Systems and methods for modifying commercials |
| 09/30/2014 | US8849099 Personal video recording with further compression of recorded shows |
| 09/30/2014 | US8849098 Recording apparatus |
| 09/30/2014 | US8849097 Energy-efficient media equipment device |
| 09/30/2014 | US8849095 Goal-based video delivery system |
| 09/30/2014 | US8849093 Thumbnail generating apparatus and thumbnail generating method |
| 09/30/2014 | US8849088 Playback device, recording device, playback method, and recording method |
| 09/30/2014 | US8848914 Spectrum authorization and related communications methods and apparatus |
| 09/30/2014 | US8848911 Content receiving device, content reproducing device, content receiving and reproducing device, content receiving method, and program |
| 09/30/2014 | US8848910 HDCP video over USB |
| 09/30/2014 | US8848904 Method and implementation for information exchange using Markov models |
| 09/30/2014 | US8848832 Digital broadcasting transmission/reception system having improved receiving performance and signal processing method thereof |