Patents for H04N 7 - Television systems (274,023)
04/2002
04/17/2002CN1083213C Picture signal transmitting method and apparatus
04/17/2002CN1083211C TVset with side by side picture display with reduced cropping
04/17/2002CN1083207C Cathode ray tube display having saddle-type deflecting coils
04/17/2002CN1083206C Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium
04/17/2002CN1083202C Videophone interactive mainbox facility system
04/17/2002CN1083164C Antenna alignment apparatus and method utilizing error condition of received signal
04/16/2002US6374405 Module scheduling with a time interval and ending time
04/16/2002US6374404 Intelligent device having background caching of web pages from a digital television broadcast signal and method of same
04/16/2002US6374402 Method and apparatus for installation abstraction in a secure content delivery system
04/16/2002US6374336 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
04/16/2002US6374280 Computationally efficient inverse discrete cosine transform method and apparatus
04/16/2002US6374040 Portable DVD player
04/16/2002US6374036 Method and apparatus for copy-once watermark for video recording
04/16/2002US6374033 Signal processing apparatus and method
04/16/2002US6373989 Iterated image transformation and decoding apparatus and method, and recording medium
04/16/2002US6373988 Lossless image compression with tree coding
04/16/2002US6373987 Picture-synthetic system and picture-synthetic method therefor
04/16/2002US6373948 Cryptographic method and apparatus for restricting access to transmitted programming content using program identifiers
04/16/2002US6373936 Intelligent switching system for voice and data
04/16/2002US6373905 Decoding apparatus and decoding method
04/16/2002US6373904 Digital broadcast receiving device
04/16/2002US6373898 High-speed start code scanner for MPEG-2 data streams
04/16/2002US6373897 Moving quantity detection apparatus and method
04/16/2002US6373896 Device and method for coding audio/video signal
04/16/2002US6373895 Video data compression with trial encoder
04/16/2002US6373894 Method and apparatus for recovering quantized coefficients
04/16/2002US6373893 Motion vector detection device
04/16/2002US6373892 Method for compressing and decompressing moving picture information and video signal processing system
04/16/2002US6373890 Video compression and playback process
04/16/2002US6373856 Communications system for transmission of multimedia digital data and a method therefor
04/16/2002US6373850 Stand alone routing switch and videoconferencing system using the stand alone routing switch
04/16/2002US6373836 Apparatus and methods in routing internet protocol network telephony calls in a centrally-managed call center system
04/16/2002US6373642 Panoramic imaging arrangement
04/16/2002US6373583 Compound document page data compression
04/16/2002US6373534 Intelligent digital television receiver
04/16/2002US6373530 Logo insertion based on constrained encoding
04/16/2002US6373528 Electronic television program guide schedule system and method
04/16/2002US6373526 Processing of closed caption in different formats
04/16/2002US6373517 System and method for distribution of encoded video data
04/16/2002US6373516 Picture position indicator for picture phone
04/16/2002US6373508 Method and system for manipulation of objects in a television picture
04/16/2002US6373480 Method for editing information onto images and playing back the edited images in an interactive system
04/16/2002US6373412 Fast JPEG huffman encoding and decoding
04/16/2002US6373411 Method and apparatus for performing variable-size vector entropy coding
04/16/2002US6373410 Apparatus for and method of converting sampling frequency of digital signals
04/16/2002US6373408 Encoding apparatus, decoding apparatus, encoding/decoding apparatus, encoding method and decoding method
04/16/2002CA2318677C Method and apparatus for image decoding
04/16/2002CA2229826C A video-data encoder employing watermarking on selected parts of the video data
04/16/2002CA2192610C Central node converter for local network having single coaxial cable
04/16/2002CA2185053C Interactive reverse channel for direct broadcast satellite system
04/16/2002CA2111115C Clock signal generator for a digital television receiver
04/11/2002WO2002030129A1 Methods for audio capture and communication during television broadcasts
04/11/2002WO2002030127A2 Digital video decoding system and method
04/11/2002WO2002030126A1 System and method of bit allocation in scene change situations
04/11/2002WO2002030125A1 System and method for streaming video over a network
04/11/2002WO2002030123A2 Method and assembly used for vector transfer
04/11/2002WO2002030122A1 Method and apparatus for digitally processing frequently updated images from a camera
04/11/2002WO2002030120A1 Remote control and set top box with audio input
04/11/2002WO2002030119A1 Interactive display system
04/11/2002WO2002030118A1 System and method for recording and viewing conditionally accessible video programs
04/11/2002WO2002030117A1 Systems and methods for video and audio capture and communication
04/11/2002WO2002030116A1 Remote control device for video and audio capture and communication
04/11/2002WO2002030115A1 Method and system for buffering pixel data
04/11/2002WO2002030112A1 Targeting ads in ipgs, live programming and recorded programming, and coordinating the ads therebetween
04/11/2002WO2002030111A2 Method and system for creating and presenting a recommendation-based guide to television viewing choices
04/11/2002WO2002030108A1 Multiplexed wireless pan and tilt camera array
04/11/2002WO2002030106A1 System using a computer as television set server
04/11/2002WO2002030105A1 Systems, methods, and devices for video and audio capture and communication
04/11/2002WO2002030020A2 System and method for communicating optical signals upstream and downstream between a data service provider and subscribers
04/11/2002WO2002030019A2 System and method for communicating optical signals between a data service provider and subscribers
04/11/2002WO2002029711A2 Methods for enhancing performance and data acquired from three-dimensional image systems
04/11/2002WO2002029638A1 Video and text interface
04/11/2002WO2002029576A1 Content providing method, providing facility, and user facility
04/11/2002WO2002029544A1 System and method for tracking an object in a video and linking information thereto
04/11/2002WO2002029513A2 A method and system for internet-based video chat
04/11/2002WO2002029432A1 Sound source probing system
04/11/2002WO2002019689A3 System for interactive television
04/11/2002WO2002013536A3 Video encoding method based on a wavelet decomposition
04/11/2002WO2002011446A3 Transcript triggers for video enhancement
04/11/2002WO2002011425A3 Indigenous authentication for sensor-recorders and other information capture devices
04/11/2002WO2002001853A3 Automatic identification of a set-top box user to a network
04/11/2002WO2002001848A3 System and method for reducing the computational complexity of mpeg video decoding
04/11/2002WO2001099029A3 On-line system including conditional access and audience control for broadcast and multicast communication services
04/11/2002WO2001097528A3 Subband coefficient prediction with pattern recognition techniques
04/11/2002WO2001093595A3 Video decoder with pipelined variable length decoding and inverse quantization
04/11/2002WO2001093577A3 Authorization using ciphertext tokens
04/11/2002WO2001091466A3 Dynamically shifting control word
04/11/2002WO2001089152A3 Method for isochronous data transport over a wireless network
04/11/2002WO2001086856A3 System and process for return channel spectrum manager
04/11/2002WO2001084842A3 System and method for displaying images
04/11/2002WO2001084841A3 Method and system for uniform resource identification and access to television services
04/11/2002WO2001084822A3 System, method and article of manufacture to facilitate remote station advertising
04/11/2002WO2001082618A3 Two way cable system with noise-free return path
04/11/2002WO2001082585A3 System and method for merging interactive television data with closed caption data
04/11/2002WO2001080565A3 Channel dancer, virtual channel scheduler
04/11/2002WO2001076226A3 Video network
04/11/2002WO2001072041A3 Method and system for subject video streaming
04/11/2002WO2001047237A3 Method for promoting sales and trade using audio-visual media
04/11/2002WO2001035557A3 System and method for creating virtual media channel
04/11/2002WO2001020447A8 Set-top box for internet-based distribution of video and other data