Patents for H04N 7 - Television systems (274,023)
07/2001
07/25/2001EP0970577B1 Data-transmission method and device
07/25/2001CN1305684A Method and apparatus in transmission of images
07/25/2001CN1305676A Domestic system resource access priority management method and device for the implementation thereof
07/25/2001CN1305674A Recording of encrypted digital data
07/25/2001CN1305315A Apparatus and method for managing frame buffer storage area in digital TV system
07/25/2001CN1305314A Radio intelligent host computer image tone and data receiver
07/25/2001CN1305313A 通信系统 Communications systems
07/25/2001CN1305312A 通信系统 Communications systems
07/25/2001CN1305311A 通信系统 Communications systems
07/25/2001CN1305310A 通信系统 Communications systems
07/25/2001CN1305309A Virtual frequency channel table of broadcast protocol and method of broadcasting and receiving said broadcasting using said protocol
07/25/2001CN1305278A Block transmission system
07/25/2001CN1305187A Recording equipment and program recording medium
07/25/2001CN1305183A Optical disk, method for recording and reading out information on disk and used device
07/25/2001CN1305158A Method of issuring TV advertizement through user computer on internet and storage medium
07/25/2001CN1069012C Software protection method capable of making authorization automatic invalidation
07/24/2001US6266817 Decoder for a software-implemented end-to-end scalable video delivery system
07/24/2001US6266816 Tunable pass filter cable television control
07/24/2001US6266815 Programmable entertainment system having back-channel capabilities
07/24/2001US6266814 Methods and systems for presenting program schedule information corresponding to a day selection
07/24/2001US6266813 Digital broadcasting system and digital broadcasting method
07/24/2001US6266812 Addressable CATV end-user payment collection management system
07/24/2001US6266650 Mail-order shopping system, and DVD and adapter both for use in the mail-order shopping system
07/24/2001US6266482 Data recording apparatus and method for preventing illegal copying
07/24/2001US6266481 Conditional access system for local storage device
07/24/2001US6266480 Apparatus and method for effectively inhibiting unauthorized copying of picture signals which does not interfere with an authorized display thereof
07/24/2001US6266479 Video signal recording and reproducing apparatus
07/24/2001US6266454 Device and method for processing, image and device and method for encoding image
07/24/2001US6266451 Method and device for the processing of data notably the compression and decompression of image data
07/24/2001US6266450 Encoding method and apparatus
07/24/2001US6266448 Method of and apparatus for compressing and encoding digitized moving picture signals
07/24/2001US6266447 Coding apparatus
07/24/2001US6266446 Image conversion between raster and block formats for compression and decompression
07/24/2001US6266440 Color image data compressing apparatus
07/24/2001US6266430 Audio or video steganography
07/24/2001US6266419 Custom character-coding compression for encoding and watermarking media content
07/24/2001US6266415 Process for protecting an information item transmitted from a security element to a decoder and protection system using such a process
07/24/2001US6266414 Method for digital data compression
07/24/2001US6266408 Echo controlling apparatus of video conferencing system and control method using the same
07/24/2001US6266383 Clock reproduction circuit and data transmission apparatus
07/24/2001US6266375 Method and apparatus for selecting a quantization table for encoding a digital image
07/24/2001US6266374 Low level digital video decoder for HDTV having backward compatibility
07/24/2001US6266373 Pixel data storage system for use in half-pel interpolation
07/24/2001US6266372 Apparatus for image reproduction using motion estimation
07/24/2001US6266371 Motion vector detecting apparatus and method
07/24/2001US6266370 Brightness-variation compensation method and coding/decoding apparatus for moving pictures
07/24/2001US6266346 Data transmitting apparatus, data receiving apparatus and data transmission control apparatus
07/24/2001US6266321 Method for transmitting two parallel channels using code division and an apparatus realizing the method
07/24/2001US6266158 Image encoding/decoding device and method
07/24/2001US6266104 Method for controlling memory of HDTV video decoder
07/24/2001US6266096 Digital encoding method and apparatus for replacing part of the data signal with synthetically generated amplitude values
07/24/2001US6266095 Apparatus and method for controlling scaler memory of video signal processing system
07/24/2001US6266094 Method and apparatus for the aggregation and selective retrieval of television closed caption word content originating from multiple geographic locations
07/24/2001US6266092 Method and apparatus for video line multiplication with enhanced sharpness
07/24/2001US6266091 System and method for low delay mode operation video decoding
07/24/2001US6266085 Camera imaging and magnification device
07/24/2001US6266084 Imager connected to external processor by single cable comprising two coaxial cables and four signal lines
07/24/2001US6266082 Communication apparatus image processing apparatus communication method and image processing method
07/24/2001US6266081 Digital image data storage, data transfer and data broadcast apparatus and method
07/24/2001US6265997 Arithmetic-encoding device and an arithmetic-decoding device
07/24/2001US6264560 Method and system for playing games on a network
07/24/2001US6264521 Doll with video control
07/24/2001CA2296189C System for teleconferencing in which collaboration types and participants by names or icons are selected by a participant of the teleconference
07/24/2001CA2296187C Synchronization in video conferencing
07/24/2001CA2296185C System for call request which results in first and second call handle defining call state consisting of active or hold for its respective av device
07/24/2001CA2234391C Image signal coding system
07/24/2001CA2234387C Image signal coding system
07/24/2001CA2226489C Communication system
07/24/2001CA2217338C Hybrid return gate system in a bidirectional cable network
07/24/2001CA2199815C Cable television apparatus employing two-way communication
07/24/2001CA2196471C Method and apparatus for providing enhanced pay per view in video server employing coarse-grained striping scheme
07/24/2001CA2184527C Bidirectional cable network signal distribution system
07/24/2001CA2167222C Countdown system for conditional access module
07/19/2001WO2001052554A1 Method of setting a system time clock at the start of an mpeg sequence
07/19/2001WO2001052553A1 Interconnection of audio/video devices
07/19/2001WO2001052552A2 Video signal processing
07/19/2001WO2001052550A1 Image data compression
07/19/2001WO2001052549A1 Transcoding method and device
07/19/2001WO2001052548A1 Transcoding method and device
07/19/2001WO2001052547A1 Simplified logo insertion in encoded signal
07/19/2001WO2001052544A1 Methods and apparatus for banner information digital tv service and receivers therefore
07/19/2001WO2001052543A1 Conditional access and security for video on-demand systems
07/19/2001WO2001052542A1 System and method for dynamically pricing pay-programming
07/19/2001WO2001052541A1 Advertisements in an end-user controlled playback environment
07/19/2001WO2001052540A1 Method and apparatus for decoding mpeg video signals with continuous data transfer
07/19/2001WO2001052539A1 Method and apparatus for decoding mpeg video signals
07/19/2001WO2001052538A1 Method and system for compressed video processing
07/19/2001WO2001052537A1 Method and apparatus for identifying a signal route for delivery of video-on-demand to a subscriber terminal
07/19/2001WO2001052535A2 Transmission system, transmitter and receiver
07/19/2001WO2001052533A2 Method and apparatus for improving conversion from sd to hdtv
07/19/2001WO2001052523A1 Compression and remote storage apparatus for data, music and video
07/19/2001WO2001052455A1 Communications system with digital return path
07/19/2001WO2001052434A1 Method and apparatus for decoding mpeg video signals using multiple data transfer units
07/19/2001WO2001052421A1 Dual rate transmission scheme and apparatus using the same
07/19/2001WO2001052181A1 Watermark embedder and reader
07/19/2001WO2001052178A1 Authenticating metadata and embedding metadata in watermarks of media signals
07/19/2001WO2001052124A2 Remote e-purse payment system
07/19/2001WO2001052000A2 Method and apparatus for archiving media content
07/19/2001WO2001051340A2 Latency handling for interconnected devices
07/19/2001WO2001015359A8 Virtual hybrid interactive multicasting system and method