Patents for H04N 7 - Television systems (274,023)
04/1998
04/09/1998WO1998015125A1 Method and arrangement for vector quantization and for reverse vector quantization of a digitized image
04/09/1998WO1998015124A1 Videophone apparatus, method and system for wireline audio and video conferencing and telephony
04/09/1998WO1998015123A1 Apparatus, method and system for wireline audio and video conferencing and telephony
04/09/1998WO1998015122A1 Multimedia information transmission and distribution system
04/09/1998WO1998015121A1 Sending device, receiving device, sending-receiving device, transmitter, and transmitting method
04/09/1998WO1998015120A1 Ntsc co-channel interference detectors responsive to received q-channel signals in digital tv signal receivers
04/09/1998WO1998015117A1 Method for temporally and spatially integrating and managing a plurality of videos, device used for the same, and recording medium storing program of the method
04/09/1998WO1998015092A1 System for network communication of image information between imaging devices according to multiple protocols
04/09/1998WO1998015076A1 Receiver for data broadcasting system
04/09/1998WO1998014881A1 Method and apparatus for simultaneous voice, data, and video communication in a computer system
04/09/1998DE19737906A1 Video access apparatus for telephone and video conferences
04/09/1998DE19723098A1 Message storage method for videophone system
04/09/1998DE19640999A1 Image error elimination method in block style coding of images
04/09/1998DE19639728A1 Video monitoring unit arrangement
04/08/1998EP0835037A2 Data transmitting node, and network inter-connection node suitable for home network environment
04/08/1998EP0835029A2 Data transfer and reception
04/08/1998EP0834838A2 Automatic debiting system suitable for free lane traveling
04/08/1998EP0834834A2 Image coding method
04/08/1998EP0834832A2 Arithmetic image coding
04/08/1998EP0834798A2 Integrated content guide for interactive selection of content and services on personal computer systems
04/08/1998EP0834290A2 Endoscopic viewer with coagulation display for an electrosurgical unit
04/08/1998EP0834233A1 Process for producing and evaluating a video data stream for video transmission
04/08/1998EP0834232A1 Method and apparatus for creating spherical images
04/08/1998EP0834227A1 Method and system for receiving data packets in a unidirectional broadcasting system
04/08/1998EP0834154A1 Method and apparatus for reducing storage requirements for display data
04/08/1998EP0834143A1 System and method for delivery of video data over a computer network
04/08/1998EP0787391A4 Conditional access system
04/08/1998EP0763304A4 Visual display systems and a system for producing recordings for visualization thereon and methods therefor
04/08/1998CN2278318Y Television data transmitting receiving card
04/08/1998CN1178622A Interactive television
04/08/1998CN1178621A Video signal transmission device
04/08/1998CN1178592A Method of detecting moving objects in chronologically successive images
04/08/1998CN1178431A Digital tuner and control method therefor
04/08/1998CN1178430A Television receiver for receiving voice/text message and voice/text messaging method using the same
04/08/1998CN1178415A Image coding appartus, image coding method, image decoding method, image decoding apparatus, image data transmitting method and recording medium
04/08/1998CN1178353A Method of operating apparatus intended to permit access to services
04/07/1998US5737747 Prefetching to service multiple video streams from an integrated cached disk array
04/07/1998US5737595 Distributed database system and database receiver therefor
04/07/1998US5737552 Computer-implemented method
04/07/1998US5737537 Computer-implemented process
04/07/1998US5737532 System and technique for accessing stored audio and visual information from a database
04/07/1998US5737527 Interactive entertainment apparatus
04/07/1998US5737479 Apparatus and method for inserting rating code into the digital video signal
04/07/1998US5737461 Methods and filter for isolating upstream ingress noise in a bi-directional cable system
04/07/1998US5737451 Method and apparatus for suppressing blocking artifacts in block-transform coded images
04/07/1998US5737450 Method for applying an image filter to an image signal
04/07/1998US5737449 Apparatus for encoding a contour of regions contained in a video signal
04/07/1998US5737448 Method and apparatus for low bit rate image compression
04/07/1998US5737447 Device for hierarchical estimation of the motion of image sequences
04/07/1998US5737446 Method for estimating high frequency components in digitally compressed images and encoder and decoder for carrying out same
04/07/1998US5737431 Methods and apparatus for source location estimation from microphone-array time-delay estimates
04/07/1998US5737363 Low power output subscriber unit
04/07/1998US5737345 Method for arithmetic decoding
04/07/1998US5737256 Inverse discrete cosine transform apparatus
04/07/1998US5737034 Radio frequency modulator having an audio multiplex broadcasting function
04/07/1998US5737030 Electronic program guide device
04/07/1998US5737027 Image capturing system
04/07/1998US5737026 Video and data co-channel communication system
04/07/1998US5737025 Co-channel transmission of program signals and ancillary signals
04/07/1998US5737024 System for storing computer data using a video tape recorder
04/07/1998US5737023 Hierarchical motion estimation for interlaced video
04/07/1998US5737022 Motion picture error concealment using simplified motion compensation
04/07/1998US5737021 Transform coefficient selection method and apparatus for a transform coding system
04/07/1998US5737020 Adaptive field/frame encoding of discrete cosine transform
04/07/1998US5737019 Method and apparatus for changing resolution by direct DCT mapping
04/07/1998US5737011 Infinitely expandable real-time video conferencing system
04/07/1998US5737010 System for connection and disconnection in multipoint conference system of cascade configuration
04/07/1998US5736982 Virtual space apparatus with avatars and speech
04/07/1998US5736947 Digital information encoding device, digital information decoding device, digital information encoding/decoding device, digital information encoding method, and digital information decoding method
04/07/1998US5736946 High speed apparatus and method for decoding variable length code
04/07/1998US5736945 Circuit for zero-run developing RUN/LEVEL sets and method for zero-run developing the same
04/07/1998US5736944 Image decoding apparatus
04/07/1998CA2090934C Television receiver and decoder for closed-caption broadcast
04/07/1998CA2051415C Interdiction method and apparatus with variable dwell time
04/02/1998WO1998014011A1 Video coding method and apparatus with periodic refresh
04/02/1998WO1998014010A1 Method and apparatus for motion estimation
04/02/1998WO1998014009A1 Method and device for disabling sound and/or visual display
04/02/1998WO1998014005A1 Multiple modulation format television signal receiver system
04/02/1998WO1998014003A2 Television with integrated receiver decoder
04/02/1998WO1998013963A1 A multiplicity of services via a wavelength division router
04/02/1998WO1998013770A1 Remote visit system
04/02/1998DE19735349A1 Multiple data processor with single instruction combining vector and scalar operations
04/02/1998DE19641517A1 Resolution doubling method e.g. for television pictures
04/02/1998DE19638655A1 Universal cable system adaption system esp. to high bit rate services
04/02/1998CA2258505A1 Video coding method and apparatus with periodic refresh
04/01/1998EP0833522A2 Video signal encoding method and apparatus employing an adaptive quantization technique
04/01/1998EP0833521A2 Device for and method of coding/decoding image information
04/01/1998EP0833520A2 Video predictive coding apparatus and method
04/01/1998EP0833519A2 Segmentation and background suppression in JPEG-compressed images using encoding cost data
04/01/1998EP0833518A2 Compression of image data with associated cost data
04/01/1998EP0833517A2 Fixed or adaptive deinterleaved transform coding for image coding and intra coding of video
04/01/1998EP0833516A2 Pixel grid moving method and apparatus for video coding
04/01/1998EP0833515A2 Device for and method of coding/decoding image information
04/01/1998EP0833514A2 Data decoding system and method, transfer device and method, and receiving device and method
04/01/1998EP0833513A2 Digital information display apparatus and methods
04/01/1998EP0833512A2 Interactivity enhancement apparatus for consumer electronics products
04/01/1998EP0833511A2 A broadcasting system and an information broadcast receiving terminal apparatus used therein
04/01/1998EP0833509A1 An interface for an asymmetric digital subscriber line transceiver
04/01/1998EP0833508A1 Data decoder and data decoding method
04/01/1998EP0833507A1 Video data transmitting method, video data transmitting device, and video data reproducing device