Patents for H04N 7 - Television systems (274,023)
12/1998
12/30/1998EP0668004B1 Method and apparatus for rate reduction in image recording
12/30/1998CN1203500A Frequency domain filtering for down conversion of DCT encoded picture
12/30/1998CN1203499A Method for updating electronic program guide information and device thereof in digital TV receiver
12/30/1998CN1203498A Video signal digital recording and/or reproducing equipment
12/30/1998CN1203497A Video signal digital recording and/or reproducing equipment
12/30/1998CN1203496A Video signal digital recording and/or reproducing equipment
12/30/1998CN1203495A Method and apparatus for providing electronic program guide information from single electronic program guide server
12/30/1998CN1203494A Method for displaying TV program progress time and device thereof
12/30/1998CN1203492A Video signal converter
12/30/1998CN1041484C BIAS control apparatus for data slicer in auxiliary video information decoder
12/30/1998CN1041483C TV line and field detection apparatus with good noise immunity
12/30/1998CN1041431C Additive composition for coal-water slurry
12/30/1998CA2467370A1 Browser based command and control home network
12/30/1998CA2294153A1 Apparatus and method for controlling transfer of data between processing elements
12/29/1998USRE36015 Apparatus and method for processing groups of fields in a video data compression system
12/29/1998US5854902 Video data capture and formatting in intelligent video information management system
12/29/1998US5854898 System for automatically adding additional data stream to existing media connection between two end points upon exchange of notifying and confirmation messages therebetween
12/29/1998US5854894 Multi-media services system
12/29/1998US5854893 System for teleconferencing in which collaboration types and participants by names or icons are selected by a participant of the teleconference
12/29/1998US5854892 Method for processing data
12/29/1998US5854858 Image signal coder operating at reduced spatial resolution
12/29/1998US5854857 Using encoding cost data for segmentation and background suppression in JPEG-compressed images
12/29/1998US5854856 Content based video compression system
12/29/1998US5854840 Data transmission protocol method and apparatus
12/29/1998US5854799 Video decoder with functions to detect and process errors in encoded video data
12/29/1998US5854793 GPS synchronization of CTS transmitters for an interactive network
12/29/1998US5854660 Method and apparatus for decoding an analog extended video signal having signalling information included therein for controlling the decoding operations
12/29/1998US5854659 Apparatus and method for generating a processed video picture by interpolating intensities of an original video picture
12/29/1998US5854658 Statistical multiplexing system which encodes a sequence of video images using a plurality of video encoders
12/29/1998US5854640 Method and apparatus for byte alignment of video data in a memory of a host system
12/29/1998US5854591 Digital passenger entertainment system
12/29/1998CA2150058C Method and system for ensuring royalty payments for data delivered over a network
12/29/1998CA2135414C System and method for providing selected video images to local telephone stations
12/29/1998CA2041210C Television audience data gathering
12/27/1998CA2240878A1 Internet based ip multicast conferencing and reservation system
12/24/1998DE19758046A1 Synchronisation apparatus for packet transmission
12/24/1998DE19756210A1 Coded MPEG video data flow decoding method
12/23/1998WO1998058518A1 Multimedia multipoint telecommunications reservation acceptance systems and controllers
12/23/1998WO1998058499A1 Device and method for receiving information and device and method for transmitting information
12/23/1998WO1998058498A1 Combined video processing/peripheral interface card
12/23/1998WO1998058497A1 Image processing device and method, and transmission medium, transmission method and image format
12/23/1998WO1998058495A1 Image processor and image processing method
12/23/1998WO1998058494A2 System for the bidirectional communication of voice and data through a distribution network
12/23/1998WO1998058468A1 Information data multiplexing transmission system, multiplexer and demultiplexer used therefor, and error correcting encoder and decoder
12/23/1998WO1998058328A1 Digital signal converting method and device, transformation matrix generating method and device, and supply medium
12/23/1998WO1998057718A1 Method and apparatus for generating a display signal
12/23/1998WO1998043408A3 Video signal analysis and storage
12/23/1998WO1998043236A3 Method of speech synthesis
12/23/1998WO1998041929A3 Down scaling of images
12/23/1998EP0886445A2 Motion estimation method
12/23/1998EP0886444A2 Filtering method to reduce block artifacts in digital video sequences
12/23/1998EP0886443A2 Digital decoder for a transmission system
12/23/1998EP0886442A2 Video signal converter
12/23/1998EP0886436A2 Compression of mosaiced images
12/23/1998EP0886398A1 Encoder and decoder
12/23/1998EP0886241A2 Decompression of interpolated images
12/23/1998EP0885526A1 Method and apparatus for detecting scene cuts in a block-based video coding system
12/23/1998EP0885525A1 An integrated interactive video and internet system
12/23/1998EP0885521A1 Method and apparatus for generating television program guides
12/23/1998EP0885520A1 Progressive image coding
12/23/1998EP0885515A1 Method and apparatus for provisioning network services
12/23/1998EP0885503A2 Method and apparatus for providing a cryptographically secure interface between the decryption engine and the system decoder of a digital television receiver
12/23/1998EP0813790A4 Camera positioning system
12/23/1998EP0792489A4 Method and system for improved motion compensation
12/23/1998EP0631444B1 Time-varying image encoder
12/23/1998CN2301818Y 550 MHZ cable TV channel adding device
12/23/1998CN1203003A Frequency drift correction in subscriber terminals
12/23/1998CN1203002A Method and device for loading a user interface
12/23/1998CN1202782A MPEG II system with PES decoder
12/23/1998CN1202781A Remote image information monitor
12/23/1998CN1202770A Conditional access system with programmble mode of access
12/23/1998CN1202699A Digital recording/playback apparatus with improved error correction capability and method therefor
12/23/1998CN1202675A 图象解码装置 The image decoding apparatus
12/23/1998CA2293775A1 Method and apparatus for generating a display signal
12/23/1998CA2263454A1 Digital signal converting method and device, transformation matrix generating method and device, and supply medium
12/22/1998US5852807 Method and apparatus for modeling business card exchanges in a point-to-point or a multi-point personal computer conference
12/22/1998US5852719 System for transferring data over a network in which a data source sends only a descriptor which a data sink uses to retrieve data
12/22/1998US5852706 Apparatus for recording and reproducing intra-frame and inter-frame encoded video data arranged into recording frames
12/22/1998US5852705 Method and apparatus for guaranteeing average case disk transfer bandwidth and seek time for a video server
12/22/1998US5852684 Composite signal
12/22/1998US5852682 Post-processing method and apparatus for use in a video signal decoding apparatus
12/22/1998US5852681 Method and apparatus for eliminating artifacts in data processing and compression systems
12/22/1998US5852669 Automatic face and facial feature location detection for low bit rate model-assisted H.261 compatible coding of video
12/22/1998US5852664 Decode access control for encoded multimedia signals
12/22/1998US5852663 Image processing method
12/22/1998US5852648 Image signal processing method and image signal processing device
12/22/1998US5852612 In a reception area
12/22/1998US5852610 Remote broadcast listening system which receives radio/broadcast signals using receivers which includes antennas and interconnects receivers to customer telephones/interface means
12/22/1998US5852609 Method and apparatus for interfacing a media independent interface with DVB-compliant modulators
12/22/1998US5852565 Temporal and resolution layering in advanced television
12/22/1998US5852477 Digital TV receivers with poly-phase analog-to-digital conversion of baseband symbol coding
12/22/1998US5852476 Using special NTSC receiver to detect when co-channel interfering NTSC signal accompanies a digital tv signal
12/22/1998US5852475 For decoded video pixel data
12/22/1998US5852473 3-2 pulldown detector
12/22/1998US5852471 Television multiplex data extracting apparatus
12/22/1998US5852470 Signal converting apparatus and signal converting method
12/22/1998US5852469 Moving picture coding and/or decoding systems, and variable-length coding and/or decoding system
12/22/1998US5852466 Teleconference system
12/22/1998US5852437 Wireless device for displaying integrated computer and television user interfaces
12/22/1998US5852290 Smart-card based access control system with improved security