| Patents for H04N 7 - Television systems (274,023) |
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| 03/04/1999 | CA2302031A1 Systems and methods for replacing television signals |
| 03/04/1999 | CA2301218A1 Method and apparatus for watermarking video images |
| 03/03/1999 | EP0899965A2 Apparatus and method for the localisation of an error in an image data transmission |
| 03/03/1999 | EP0899964A2 Data transmitting device, data receiving device, and data recording device |
| 03/03/1999 | EP0899963A2 Moving picture data decoding apparatus |
| 03/03/1999 | EP0899962A2 Apparatus for recording a digital picture |
| 03/03/1999 | EP0899961A1 Pipelined processing for moving picture compression bit rate control |
| 03/03/1999 | EP0899960A2 Digital signal coding and decoding |
| 03/03/1999 | EP0899959A2 Image data coding and restoring method and apparatus for coding and restoring the same |
| 03/03/1999 | EP0899958A2 Image data transmission method |
| 03/03/1999 | EP0899957A1 Domestic wireless television distribution |
| 03/03/1999 | EP0899956A2 Cryptographic method and apparatus for restricting access to transmitted programming content using program identifiers |
| 03/03/1999 | EP0899955A2 Control information generating apparatus for broadcast system |
| 03/03/1999 | EP0899954A2 Multimedia mail in teleconferencing system |
| 03/03/1999 | EP0899953A2 Participant location in multimedia collaboration system |
| 03/03/1999 | EP0899952A2 Call detection and handling in multimedia collaboration system |
| 03/03/1999 | EP0899951A1 Cable distribution system for television signals |
| 03/03/1999 | EP0899950A1 Method for transmitting and displaying information and device for displaying information |
| 03/03/1999 | EP0899949A1 Method and apparatus for superimposing additional information signal to video signal |
| 03/03/1999 | EP0899948A1 A method and device for superimposing additional information on a video signal |
| 03/03/1999 | EP0899924A2 Apparatus for and method of transmitting data streams representing 3-dimensional virtual space |
| 03/03/1999 | EP0899715A2 method of operating a multimedia apparatus including a television set and a personal computer |
| 03/03/1999 | EP0899688A2 Device for generating, detecting, recording, and reproducing a watermarked moving image |
| 03/03/1999 | EP0899687A1 Method and apparatus for detecting motion vector and image coding apparatus |
| 03/03/1999 | EP0898840A1 Distributed video data storage in video surveillance system |
| 03/03/1999 | EP0898838A1 A modem with ip support |
| 03/03/1999 | EP0898837A2 An access network over a dedicated medium |
| 03/03/1999 | EP0898833A1 An access network over a shared medium |
| 03/03/1999 | EP0898764A1 Method and apparatus for assessing the visibility of differences between two image sequences |
| 03/03/1999 | EP0898749A1 A computer system having a multimedia bus and comprising a centralized i/o processor which performs intelligent data transfers |
| 03/03/1999 | EP0845190B1 Data delivery services |
| 03/03/1999 | EP0765501B1 Smart card message transfer without microprocessor intervention |
| 03/03/1999 | EP0734628B1 Television programs management system |
| 03/03/1999 | EP0696406B1 Endoscope provided with a distally located color ccd |
| 03/03/1999 | EP0683955A4 Management of channel buffer in video decoders. |
| 03/03/1999 | EP0673578B1 Apparatus and method for use in a digital cable headend for cable television delivery system |
| 03/03/1999 | CN1209934A Method for supplementing digital image with picture element, and digital image encoder and decoder using same |
| 03/03/1999 | CN1209933A Digital image encoding and decoding method and apparatus using same |
| 03/03/1999 | CN1209932A Programmable control method and device for recording apparatus |
| 03/03/1999 | CN1209894A Method for coding with regional information |
| 03/03/1999 | CN1209707A Moving picture coding mode and moving picture decoding mode |
| 03/03/1999 | CN1209706A Apparatus for recording digital picture signals |
| 03/02/1999 | US5878396 Method and apparatus for synthetic speech in facial animation |
| 03/02/1999 | US5878325 Hybrid fiber-coax system having at least one digital fiber node |
| 03/02/1999 | US5878324 Method and system for distribution of wireless digital multimedia signals in a cellular pattern |
| 03/02/1999 | US5878280 Data buffering system for plural data memory arrays |
| 03/02/1999 | US5878277 Communication system having at least two types of communication channels |
| 03/02/1999 | US5878273 System for microprogrammable state machine in video parser disabling portion of processing stages responsive to sequence-- end token generating by token generator responsive to received data |
| 03/02/1999 | US5878186 Audio and video transcription system for manipulating real-time testimony |
| 03/02/1999 | US5878184 Device and method for data playback using interpolation address signal |
| 03/02/1999 | US5878183 Digital video/audio recording and reproducing apparatus |
| 03/02/1999 | US5878173 Pipeline image processing method and device for computing image block on half-grid |
| 03/02/1999 | US5878172 Image encoding and decoding method and apparatus using edge synthesis and inverse wavelet transform |
| 03/02/1999 | US5878171 Encoding apparatus |
| 03/02/1999 | US5878170 Method and apparatus for reconstructing contours in a contour image decoder |
| 03/02/1999 | US5878169 System and method for coding and/or decoding image adaptive split region of motion picture |
| 03/02/1999 | US5878134 Secure access systems utilizing more than one IC card |
| 03/02/1999 | US5878086 Method and apparatus for producing a deterministic sequence from an IIR filter |
| 03/02/1999 | US5878041 Error handling in transmission of data that cannot be retransmitted |
| 03/02/1999 | US5877897 Automatic rearview mirror, vehicle lighting control and vehicle interior monitoring system using a photosensor array |
| 03/02/1999 | US5877877 Apparatus for remedying errors in head end monitoring block, and control method therefor |
| 03/02/1999 | US5877821 Multimedia input and control apparatus and method for multimedia communications |
| 03/02/1999 | US5877820 Optical transmission of signals |
| 03/02/1999 | US5877817 Digital satellite broadcast receiver having simultaneous multi-channel search function, and control method therefor |
| 03/02/1999 | US5877815 Frame synchronizer apparatus for synchronizing video and audio data to a reference signal |
| 03/02/1999 | US5877814 Asynchronous control signal generating apparatus |
| 03/02/1999 | US5877813 Loop filtering method for reducing blocking effects and ringing noise of a motion-compensated image |
| 03/02/1999 | US5877812 Method and apparatus for increasing channel utilization for digital video transmission |
| 03/02/1999 | US5877803 3-D image detector |
| 03/02/1999 | US5877802 Video-signal processing device connectable to an electronic endoscope |
| 03/02/1999 | US5877801 System for omnidirectional image viewing at a remote location without the transmission of control signals to select viewing parameters |
| 03/02/1999 | US5877756 Terminal device for a video-on-demand system having a hotkey function and a method thereof |
| 03/02/1999 | US5877755 Interactive broadband multimedia system |
| 03/02/1999 | US5877697 Security system and method for detecting chassis tampering |
| 03/02/1999 | US5877497 Data acquisition and control apparatus for scanning probe systems |
| 03/02/1999 | US5877489 Cytological system autofocus integrity checking apparatus |
| 03/02/1999 | CA2246149A1 Method and device of superimposing and additional information signal on a video signal and detecting said additional information from said video signal |
| 03/02/1999 | CA2074553C Method and apparatus for communicating digital data using trellis coded qam |
| 03/02/1999 | CA2068001C High definition multimedia display |
| 03/02/1999 | CA2031019C Homodyne receiver for cable television converter |
| 03/01/1999 | CA2245784A1 Method and apparatus of detecting spectrum spread signal |
| 03/01/1999 | CA2245433A1 A method and device for superimposing additional information on a video signal |
| 02/28/1999 | CA2245427A1 Information signal recording/reproducing system, information signal recording device, information signal reproducing device and information signal recording/reproducing process |
| 02/28/1999 | CA2245415A1 Method and apparatus for superimposing additional information signal to video signal |
| 02/28/1999 | CA2245400A1 Method and apparatus for superimposing and detecting an additional information signal |
| 02/28/1999 | CA2245070A1 Method and apparatus for superimposing additional information signal to video signal |
| 02/25/1999 | WO1999009749A1 Method for formatting a data flow by coding based on the sequence objects of animated images |
| 02/25/1999 | WO1999009748A1 Digital camcorder apparatus with mpeg-2-compatible video compression |
| 02/25/1999 | WO1999009747A1 Video transmission apparatus employing intra-frame-only video compression that is mpeg-2 compatible |
| 02/25/1999 | WO1999009746A1 Adaptive motion estimation method and apparatus |
| 02/25/1999 | WO1999009745A1 Motion estimation method and apparatus employing sub-sampling technique |
| 02/25/1999 | WO1999009744A1 Interactive menu |
| 02/25/1999 | WO1999009743A2 Conditional access system |
| 02/25/1999 | WO1999009742A1 Circuit set-up and caching for multimedia multipoint servers |
| 02/25/1999 | WO1999009741A1 Channel changer for use in a switched digital video system |
| 02/25/1999 | WO1999009738A1 Camera assembly for exposures and method for image evaluation |
| 02/25/1999 | WO1999009684A1 Post-compression hidden data transport for video |
| 02/25/1999 | WO1999009467A2 A transient datastream-processing buffer memory organization with software management adapted for multilevel housekeeping |
| 02/25/1999 | WO1998019450A3 Intelligent video information management system |
| 02/25/1999 | DE19736675A1 Mobile video telephone |