Patents for H04N 7 - Television systems (274,023)
12/1998
12/01/1998US5844610 Adaptive method and device for sub-band analysis and synthesis
12/01/1998US5844609 Decoder and method for decoding of coded picture-, video- and film information
12/01/1998US5844608 Picture element processor for a memory management system
12/01/1998US5844607 Method and apparatus for scene change detection in digital video compression
12/01/1998US5844603 Image data processing apparatus having functions of dividing the image data, and method of processing image data
12/01/1998US5844601 Video response system and method
12/01/1998US5844600 Methods, apparatus, and systems for transporting multimedia conference data streams through a transport network
12/01/1998US5844599 Voice-following video system
12/01/1998US5844597 Method of transmitting signals between communications stations
12/01/1998US5844596 Two-way RF communication at points of convergence of wire pairs from separate internal telephone networks
12/01/1998US5844595 Decoding of digital data including program specific information
12/01/1998US5844594 Method and apparatus for MPEG encoding
12/01/1998US5844575 Video compression interface
12/01/1998US5844568 System for selectively extracting pixels from an image and for forming an abstract image by displaying the extracted pixels
12/01/1998US5844541 Generating a full-resolution image from sub-sampled image signals
12/01/1998US5844520 Surveillance apparatus
12/01/1998US5844478 Program specific information formation for digital data processing
12/01/1998US5842978 Supplemental audio visual emergency reviewing apparatus and method
12/01/1998CA2090936C Visual inspection support system for printed-circuit board
12/01/1998CA2063105C Method and apparatus for securing television signals using sideband interdiction
11/1998
11/29/1998CA2238745A1 Additional information superimposition device
11/26/1998WO1998053614A1 System for digital data format conversion and bit stream generation
11/26/1998WO1998053613A1 Apparatus, method and computer readable medium for scalable coding of video information
11/26/1998WO1998053612A1 A method and apparatus for controlling equipment and advising personnel utilizing long distance communications
11/26/1998WO1998053611A1 Transmission and reception of television programs
11/26/1998WO1998053610A1 Photonic home area network
11/26/1998WO1998053609A1 Personal television editing system
11/26/1998WO1998053607A1 Interactive television program guide with selectable non-program options
11/26/1998WO1998053565A1 Apparatus and method for embedding and extracting information in analog signals using distributed signal features
11/26/1998WO1998053443A1 Graphic display, synchronous reproduction method, and synchronous av reproducing device
11/26/1998WO1998034398A3 An embedded image coder with rate-distortion optimization
11/26/1998DE19819405A1 Data compression system for wavelet transform
11/26/1998CA2288213A1 Apparatus and method for embedding and extracting information in analog signals using distributed signal features
11/26/1998CA2238634A1 Broadband service distribution method and device
11/25/1998EP0880293A1 Mobile communication system transmiting call requests and longer messages
11/25/1998EP0880286A1 Moving image encoding and decoding device
11/25/1998EP0880285A1 An image data processing system
11/25/1998EP0880284A2 Error correction in data encoding
11/25/1998EP0880283A2 Server for the provision of a service
11/25/1998EP0880282A2 Restricted information distribution system apparatus and methods
11/25/1998EP0880281A2 Restricted information distribution system apparatus and methods
11/25/1998EP0880280A2 Restricted information distribution system apparatus and methods
11/25/1998EP0880277A2 Demultiplexer
11/25/1998EP0880252A1 Electronic mail system
11/25/1998EP0880246A2 Compressed code decoding device and audio decoding device
11/25/1998EP0880134A2 Information adding/extracting method, information adding/extracting system, information signal processor and information signal recording medium
11/25/1998EP0879541A1 Method and apparatus for integration of a wireless communication system with a cable t.v. system
11/25/1998EP0879536A1 System for reproducing visual information
11/25/1998EP0879535A1 Method of marking binary-coded data sets
11/25/1998EP0879534A1 Media online services access system and method
11/25/1998EP0856224A4 Method and apparatus for removing or defeating effects of copy protection signals from a video signal
11/25/1998EP0693215B1 Method and apparatus for eliminating television commercial messages
11/25/1998EP0572638B1 Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runglength encoding
11/25/1998CN1200223A Information transmitting method, encoder/decoder of information transmitting system using the method, and encoding multiplexer/decoding inverse multiplexer
11/25/1998CN1200222A Digitally removing video copy protection pulses
11/25/1998CN1200221A System and methods for providing television schedule information
11/25/1998CN1200220A Bandwidth efficient communication of user data in digital television data stream
11/25/1998CN1200219A Method and apparatus for removing or defeating effects of copy protection signals from a video signal
11/25/1998CN1199991A Odd-even cross-bar encoding and decoding method
11/25/1998CN1199990A Moving image encoding device/method, moving image multiplexing device/method, and image transmission device
11/25/1998CN1199989A Data transmission apparatus and data transmission method
11/25/1998CN1199988A Data slice circuit
11/25/1998CN1199987A Image processing device and method
11/25/1998CN1199893A Video and audio coding method, coding apparatus, and coding program recording medium
11/25/1998CN1040936C Method and apparatus for converting scanning line of a video signal receiver
11/25/1998CN1040933C Digital recording and/or reproduction apparatus
11/24/1998US5842046 Disk drive system for storing a plurality of I frames non-interlaced with respect to B frames by storing B frames in a separate cylinder
11/24/1998US5842033 Padding apparatus for passing an arbitrary number of bits through a buffer in a pipeline system
11/24/1998US5842004 Method and apparatus for decompression of compressed geometric three-dimensional graphics data
11/24/1998US5841987 Simple bus and interface system for consumer digital equipment
11/24/1998US5841978 Network linking method using steganographically embedded data objects
11/24/1998US5841971 Information transmission system for transmitting video signals over cellular telephone networks
11/24/1998US5841953 Method for compressing and decompressing data files
11/24/1998US5841942 Code recording apparatus
11/24/1998US5841938 Data reproducing method and data reproducing apparatus
11/24/1998US5841936 Picture data recording/reproducing apparatus for providing divisional picture management without boundary distortion
11/24/1998US5841935 Coding method and recording and reproducing apparatus
11/24/1998US5841909 Method of generating an orthogonal basis function set in an image processing system
11/24/1998US5841886 Security system for photographic identification
11/24/1998US5841863 Method and apparatus for scrambling and descrambling of video signals with edge fill
11/24/1998US5841819 In a system for processing a trellis-encoded video input signal
11/24/1998US5841781 For rearranging video data
11/24/1998US5841763 Audio-video conferencing system
11/24/1998US5841682 Inverse discrete cosine transformation system using Lee's algorithm
11/24/1998US5841563 Method and system for efficient optical transmission of NTSC video
11/24/1998US5841551 Data processor
11/24/1998US5841481 Method of accessing rows in a memory array
11/24/1998US5841479 Transform coding and decoding of an extended definition video signal
11/24/1998US5841478 Code sequence detection in a trellis decoder
11/24/1998US5841477 Method for rectifying channel errors in an image signal transmitted from a block-based encoder
11/24/1998US5841476 Coding apparatus for encoding motion picture
11/24/1998US5841475 Image decoding with dedicated bidirectional picture storage and reduced memory requirements
11/24/1998US5841474 High-efficiency encoder and video information recording/reproducing apparatus
11/24/1998US5841473 Image sequence compression and decompression
11/24/1998US5841472 MPEG2 transport decoder
11/24/1998US5841470 Coding and decoding video signals
11/24/1998US5841469 Audiovisual telecommunication method and apparatus using a digital network
11/24/1998US5841467 Ground isolation circuit for isolating a transmission line from ground interference
11/24/1998US5841433 Digital television system channel guide having a limited lifetime
11/24/1998US5841381 Huffman coding/decoding using an intermediate code number