Patents for H04N 7 - Television systems (274,023) |
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08/19/1997 | US5659556 Device for processing digital data and digital video system compressing the device |
08/19/1997 | US5659539 Method and apparatus for frame accurate access of digital audio-visual information |
08/19/1997 | US5659382 Image conversion process and apparatus |
08/19/1997 | US5659369 Video transmission apparatus for video teleconference terminal |
08/19/1997 | US5659368 Auxiliary video information system including extended data services |
08/19/1997 | US5659367 Television on/off detector for use in a video cassette recorder |
08/19/1997 | US5659366 Notification system for television receivers |
08/19/1997 | US5659365 Video compression |
08/19/1997 | US5659364 Motion vector detection circuit |
08/19/1997 | US5659363 Coding and decoding of video signals |
08/19/1997 | US5659362 VLSI circuit structure for implementing JPEG image compression standard |
08/19/1997 | US5659356 Digital video camera apparatus and aspect ratio converting apparatus |
08/19/1997 | US5659353 Television distribution system and method |
08/19/1997 | US5659352 Method and apparatus capable of reducing the tuning time of cable television signals |
08/19/1997 | US5659351 Switch and insertion networks in optical cable TV system |
08/19/1997 | US5659350 Operations center for a television program packaging and delivery system |
08/19/1997 | US5659323 System for producing time-independent virtual camera movement in motion pictures and other media |
08/19/1997 | CA1339322C Interactive television and data transmission system |
08/14/1997 | WO1997029608A1 Method and apparatus for integration of a wireless communication system with a cable t.v. system |
08/14/1997 | WO1997029595A1 Moving image encoding and decoding device |
08/14/1997 | WO1997029594A1 Method and apparatus for the reduction of blocking effects in images |
08/14/1997 | WO1997029593A1 Surface marking system and method of viewing marking indicia |
08/14/1997 | WO1997029592A1 Ir transmitter with integral magnetic-stripe credit card reader |
08/14/1997 | WO1997029591A1 Media online services access system and method |
08/14/1997 | WO1997029586A2 Image data noise filtering |
08/14/1997 | WO1997029584A1 Billing in the internet |
08/14/1997 | WO1997029458A1 System for providing an interactive presentation |
08/14/1997 | CA2197414A1 Methods and systems for displaying interlaced video on non-interlaced monitors |
08/13/1997 | EP0789495A2 Syntax parsing apparatus for video decoder |
08/13/1997 | EP0789494A2 Coding apparatus |
08/13/1997 | EP0789493A1 Audio-video system for controlling the access to houses and the like |
08/13/1997 | EP0789492A2 Multipoint video conference controlling method and system capable of synchronizing video and audio packets |
08/13/1997 | EP0789491A1 Interaction system between a server and users |
08/13/1997 | EP0789490A2 Improved teletext transmissions receiver |
08/13/1997 | EP0789487A2 Image motion vector detecting device and swing correcting device |
08/13/1997 | EP0789326A2 Data compression system and data restoration system |
08/13/1997 | EP0788947A1 Automatic rearview mirror and vehicle interior monitoring system using a photosensor array |
08/13/1997 | EP0788714A1 Video indexing protocol |
08/13/1997 | EP0788713A1 System and method for verification of electronic television program guide data |
08/13/1997 | EP0788712A1 Method and apparatus for vcr recording using key word selection of advance broadcast data |
08/13/1997 | EP0788710A1 Device for implementing interactive television services |
08/13/1997 | EP0729572A4 Video inspection system employing multiple spectrum led illumination |
08/13/1997 | EP0695480B1 A phase lock loop with idle mode of operation during vertical blanking |
08/13/1997 | EP0695479B1 A phase lock loop with error measurement and correction in alternate periods |
08/13/1997 | EP0625298B1 Process for receiving teletext data which are repeated in one or more cycles |
08/13/1997 | EP0595827B1 Clock signal generator for a digital television receiver |
08/13/1997 | EP0533738B1 Asymmetric picture compression |
08/13/1997 | EP0531428B1 Test fixture alignment apparatus and method |
08/13/1997 | CN2259731Y Debugging detecting assembly for satellite television terrestrial station |
08/13/1997 | CN2259730Y Multiplex television signal transfering device |
08/13/1997 | CN1157080A Device and method for coding video pictures |
08/13/1997 | CN1157079A Device and method for coding video pictures |
08/13/1997 | CN1157078A Intelligent sensor for optical wheel alignment |
08/13/1997 | CN1157077A Video security system |
08/13/1997 | CN1157076A Conferencing system |
08/13/1997 | CN1157075A Image display apparatus with line number conversion |
08/13/1997 | CN1157072A Telecommunication network with improved access protocol |
08/13/1997 | CN1157057A Method of manufacturing semiconductor device suitable for surface mounting |
08/13/1997 | CN1156944A Selective dynamic guessing device comining with universe, area dynamic guessing mode and method thereof |
08/13/1997 | CN1156862A 文件系统 File System |
08/13/1997 | CN1035652C Method and apparatus for scrambling and descrampling of video signals |
08/13/1997 | CN1035651C Method and apparatus for timing video recording with character inputting |
08/13/1997 | CN1035650C Aspect radio adaptation display apparatus |
08/12/1997 | US5657454 Data processing system |
08/12/1997 | US5657416 Apparatus for further compressing and recording encoded digital video data streams |
08/12/1997 | US5657415 Apparatus for reproducing moving pictures from motion parameters and moving picture coding and decoding system |
08/12/1997 | US5657414 Auxiliary device control for a subscriber terminal |
08/12/1997 | US5657402 Method of creating a high resolution still image using a plurality of images and apparatus for practice of the method |
08/12/1997 | US5657399 Encoding/decoding apparatus using quantizing steps information |
08/12/1997 | US5657387 Video signal format converting circuit |
08/12/1997 | US5657309 Video disc recording and playback system with two recording areas to record an information signal and a reference signal |
08/12/1997 | US5657248 Image display apparatus |
08/12/1997 | US5657247 Method of playing back a sequence of images, in particular an animated sequence, as received successively in digitized form from a remote source, and corresponding apparatus |
08/12/1997 | US5657246 Method and apparatus for a video conference user interface |
08/12/1997 | US5657096 Real time video conferencing system and method with multilayer keying of multiple video images |
08/12/1997 | US5657092 HDTV system having picture-in-picture function |
08/12/1997 | US5657089 Video signal processing device for sampling TV signals to produce digital data with interval control |
08/12/1997 | US5657088 System and method for extracting caption teletext information from a video signal |
08/12/1997 | US5657087 Motion compensation encoding method and apparatus adaptive to motion amount |
08/12/1997 | US5657086 High efficiency encoding of picture signals |
08/12/1997 | US5657085 Wavelet transform coding method |
08/12/1997 | US5657082 Imaging apparatus and method using interpolation processing |
08/12/1997 | US5657077 For recording/displaying a time sequence of bodies crossing a plane |
08/12/1997 | US5657076 Security and surveillance system |
08/12/1997 | US5657075 Method and apparatus for locating and facilitating the repair of defects on a printed circuit board |
08/12/1997 | US5657073 Seamless multi-camera panoramic imaging with distortion correction and selectable field of view |
08/12/1997 | US5657072 Interactive entertainment network system and method for providing program listings during non-peak times |
08/12/1997 | US5657015 Method and apparatus of rate conversion for coded video data |
08/12/1997 | US5655945 Video and radio controlled moving and talking device |
08/08/1997 | CA2196629A1 Server-user interaction system |
08/08/1997 | CA2196469A1 Undesirable energy suppression in a contention based communication network |
08/07/1997 | WO1997028652A2 Method for universal messaging and multiplexing |
08/07/1997 | WO1997028651A1 Device and method for encoding and decoding images encoded using a block-based coding procedure |
08/07/1997 | WO1997028650A1 Method for supplementing digital image with picture element, and digital image encoder and decoder using the same |
08/07/1997 | WO1997028649A1 Scrambling of digital media objects in connection with transmission and storage |
08/07/1997 | WO1997028648A1 Programmable control method and device for a recording apparatus |
08/07/1997 | WO1997028645A1 Tracking camera device |
08/07/1997 | WO1997028644A1 Method of forming, monitoring and receiving a television signal |
08/07/1997 | WO1997028636A1 A method and a means for performing a service via an interactive telecommunication network |
08/07/1997 | WO1997028635A1 Apparatus and methods for coordinating telephone and data communications |