Patents
Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445)
08/2002
08/27/2002US6442328 Digital video recorder connectable to an auxiliary interface of a set-top box that provides video data stream to a display device based on selection between recorded video signal received from the dig
08/27/2002US6441862 Combination of VCR index and EPG
08/27/2002US6441861 Computer convergence device controller for managing disparate video sources
08/27/2002US6441831 Choosing a multimedia presentation
08/27/2002US6441754 Apparatus and methods for transcoder-based adaptive quantization
08/27/2002CA2373323A1 Fiber to the home (ftth) multimedia access system with reflection pon
08/22/2002WO2002065780A1 Broadcast television and satellite signal switching system and method for telephony signal insertion
08/22/2002WO2002065776A2 Descrambling device for use in a conditional access system
08/22/2002WO2002065767A1 Information processor
08/22/2002WO2002065764A2 Universal media bar for controlling different types of media
08/22/2002WO2002065442A2 Portable high speed internet access device with scrolling
08/22/2002WO2002065318A2 A system and process for creating a virtual stage and presenting enhanced content via the virtual stage
08/22/2002WO2002065252A2 System and method for server-side control of a flash presentation
08/22/2002WO2002051153A3 System and method for sending out-of-band service information to a host service
08/22/2002WO2002051138A3 System and method for accessing a multimedia summary of a video program
08/22/2002WO2002037943A3 Synchronous control of media in a peer-to-peer network
08/22/2002WO2002030124A3 Video processing
08/22/2002WO2002021839A3 Multiple advertising
08/22/2002WO2001095633A3 Video size conversion and transcoding from mpeg-2 to mpeg-4
08/22/2002US20020116722 Video distribution system and method
08/22/2002US20020116718 Appliances with internet access
08/22/2002US20020116717 System and method for selling advertising space on electronic displays digital television using spectrum
08/22/2002US20020116716 Online video editor
08/22/2002US20020116715 Video communication method and system employing multiple state encoding and path diversity
08/22/2002US20020116712 Television schedule system and method of operation for multiple program occurrences
08/22/2002US20020116710 Television viewer profile initializer and related methods
08/22/2002US20020116706 Selection between an in-band and an out-of-band channel for downloading code to a set top box
08/22/2002US20020116705 System and method for processing conditional access data
08/22/2002US20020116701 Information processing apparatus and method, recording medium, storage medium, and program
08/22/2002US20020116519 Method, apparatus and system for transmitting compressed digital media in a secured manner
08/22/2002US20020116518 Fast environment detection and selection of optimized media
08/22/2002US20020116510 Method and system for dataflow management in a communications network
08/22/2002US20020116473 Progressive streaming media rendering
08/22/2002US20020116471 Broadcast and processing of meta-information associated with content material
08/22/2002US20020116361 Methods, systems and data structures for timecoding media samples
08/22/2002US20020115477 Portable high speed internet access device with scrolling
08/22/2002US20020114471 Method for assigning encryption keys
08/22/2002US20020114360 System and method for processing multiple broadcast multimedia streams
08/22/2002US20020113900 Video signal processing method and apparatus
08/22/2002US20020113806 Transmission of data defining two motions phases of a graphics image
08/22/2002US20020113665 Equalizing device for cable distribution network
08/22/2002CA2438011A1 System and method for server-side control of a flash presentation
08/22/2002CA2437810A1 A system and process for creating a virtual stage and presenting enhanced content via the virtual stage
08/21/2002EP1233592A2 Internet service provider callback for satellite systems
08/21/2002EP1233591A2 Progressive streaming media rendering
08/21/2002EP1233414A2 Data nullification device for nullifying digital content recorded on a recording medium
08/21/2002EP1232651A1 Interactive television targeted message system
08/21/2002EP1068585A4 System for customizing and distributing presentations
08/21/2002CN1365459A Projection display system and projector, and menu image display method therefor
08/21/2002CN1365235A Frame bit length distribution of seamless split, variable coding rate and compressed digital video frequency signals
08/20/2002US6438752 Method and system for selecting television programs based on the past selection history of an identified user
08/20/2002US6438694 Apparatus for data copyright management system
08/20/2002US6438693 Modular broadcast receiver system and memo
08/20/2002US6438630 Scheduling storage accesses for multiple continuous media streams
08/20/2002US6438604 Digital video network interface
08/20/2002US6438596 Video on demand system that presents users with a selection list of proposed videos for which server and network resources are available to immediately serve the selected video
08/20/2002US6438317 Encoded stream generating apparatus and method, data transmission system and method, and editing system and method
08/20/2002US6438172 Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium
08/20/2002US6438171 Method and apparatus for modifying tables of data
08/20/2002US6438168 Bandwidth scaling of a compressed video stream
08/20/2002US6438145 Transport packet distribution system and method using local header
08/20/2002US6438139 Method and apparatus for using a receiver model to multiplex variable-rate bit streams having timing constraints
08/20/2002US6438136 Method for scheduling time slots in a communications network channel to support on-going video transmissions
08/20/2002US6437933 Recording medium for protecting copyrighted data
08/20/2002US6437895 Digital optical transmitter with compression
08/20/2002US6437836 Extended functionally remote control system and method therefore
08/20/2002CA2303326C Receiver and transmitter-receiver
08/15/2002WO2002063882A2 Compression system for low-bandwith client-server data link
08/15/2002WO2002063875A1 Device for reproducing content such as video information and device for receiving content
08/15/2002WO2002063850A2 Ecm and emm distribution for multimedia multicast content
08/15/2002WO2002063803A2 Dynamic server side filter creation
08/15/2002WO2002063474A1 Receiving device, receiving method and name solution method
08/15/2002WO2002063461A1 Method and system for buffering streamed data
08/15/2002WO2002051139A3 System and method for providing a multimedia summary of a video program
08/15/2002WO2002049364A3 Method and apparatus for adaptive bit rate control in an asynchronized encoding system
08/15/2002WO2002047381A3 Method and apparatus for selective updating of a user profile
08/15/2002WO2002037472A3 User interface for the administration of an external database
08/15/2002WO2002021786A3 Information management unit and method therefor
08/15/2002WO2002019249A3 System and method for intelligent buffering and bandwidth allocation
08/15/2002WO2001080570A3 Rate control and buffer protection for variable bit rate video programs over a constant rate channel
08/15/2002WO2001047250A9 Selection between an in-band and an out-of-band channel for downloading code to a set top box
08/15/2002WO2001013625A9 Transcoding for consumer set-top storage applications
08/15/2002US20020112244 Collaborative video delivery over heterogeneous networks
08/15/2002US20020112243 Video distribution system
08/15/2002US20020112241 Internet service provider callback for satellite systems
08/15/2002US20020112240 Method and system for targeted content presentation in a communications network
08/15/2002US20020112235 Video distribution system
08/15/2002US20020112234 Descrambling device for use in a conditional access system
08/15/2002US20020112175 Conditional access for functional units
08/15/2002US20020112173 Apparatus for data copyright management system
08/15/2002US20020112171 Systems and methods for secure transaction management and electronic rights protection
08/15/2002US20020112029 System and method for accepting and integrating entertainment information from entertainment information producers
08/15/2002US20020112002 System and process for creating a virtual stage and presenting enhanced content via the virtual stage
08/15/2002US20020111883 Linking order entry process to realtime network inventories and capacities
08/15/2002US20020111864 System and method for managing a coupon
08/15/2002US20020111136 System and method for verifying and measuring traffic
08/15/2002US20020111134 Decision support system and method for planning broadcast transmissions
08/15/2002US20020110360 Systems and methods for recording fragmented programs
08/15/2002US20020110358 Advancing playback of video data based on parameter values of video data
08/15/2002US20020110353 Optimizing use of storage space in a video data recording system