| Patents for H04N 7 - Television systems (274,023) |
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| 04/05/1994 | US5301020 Method and apparatus for coding motion pictures utilizing motion compensation |
| 04/05/1994 | US5301019 Data compression system having perceptually weighted motion vectors |
| 04/05/1994 | US5301018 Method and apparatus for shuffling image data into statistically averaged data groups and for deshuffling the data |
| 04/05/1994 | US5300949 Scalable digital video decompressor |
| 03/31/1994 | WO1994007334A1 Bias control apparatus for a data slicer in an auxiliary video information decoder |
| 03/31/1994 | WO1994007333A1 Improved data transmission with video transmitter |
| 03/31/1994 | WO1994007332A1 Digital video signal processing apparatus and method |
| 03/31/1994 | WO1994007327A1 Method and apparatus for on-screen camera control in video-conference equipment |
| 03/31/1994 | WO1994007205A1 Method for providing service on credit utilizing telephone lines |
| 03/31/1994 | DE4338372A1 Accelerating decoding in picture data compression - using inverse discrete cosine transformation with transformation of columns-rows in first stage and transformation of rows-columns of local frequency matrix in second |
| 03/31/1994 | CA2144641A1 Improved data transmission with video transmitter |
| 03/31/1994 | CA2107414A1 Method and apparatus for improving temporal video signal processing using motion vectors transmitted with the video signal |
| 03/31/1994 | CA2105241A1 Processing apparatus for sound and image data |
| 03/30/1994 | EP0589709A2 Multiresolution transmission system |
| 03/30/1994 | EP0589682A2 Variable length code decoder |
| 03/30/1994 | EP0589657A2 Network system and terminal apparatus |
| 03/30/1994 | EP0589531A2 Method and means for signal distribution via a cable television network |
| 03/30/1994 | EP0589504A1 System comprising at least one encoder for coding a digital signal and at least one decoder for decoding a digital signal |
| 03/30/1994 | EP0589486A1 Compatibility of widescreen and non-widescreen television transmissions |
| 03/30/1994 | EP0589459A1 Recording and reproducing apparatus |
| 03/30/1994 | EP0589369A1 Video tape recorder which allows preset program recording |
| 03/30/1994 | EP0589220A2 Intra-frame filter for video compression systems |
| 03/30/1994 | EP0589111A1 Method and decoder for evaluating access control related data |
| 03/30/1994 | EP0588877A1 Transmitting data with a video signal |
| 03/30/1994 | EP0271540B1 Mac format with alternating dc level and clock recovery signals |
| 03/29/1994 | US5299073 Video tape recorder speed control |
| 03/29/1994 | US5299025 Method of coding two-dimensional data by fast cosine transform and method of decoding compressed data by inverse fast cosine transform |
| 03/29/1994 | US5299019 Image signal band compressing system for digital video tape recorder |
| 03/29/1994 | US5299006 Caption VCR and method of displaying a caption signal in the caption VCR |
| 03/29/1994 | US5299003 Signal processing apparatus for changing the frequency characteristics of an input signal |
| 03/29/1994 | US5298997 Line data-block data converting circuit |
| 03/29/1994 | US5298995 Apparatus for providing proper placement and sizing of subtitles given the conversion of the image to that of a wider aspect ratio |
| 03/29/1994 | US5298994 Television signal converter for converting high definition television (HDTV) signals to conventional television signals |
| 03/29/1994 | US5298992 System and method for frame-differencing based video compression/decompression with forward and reverse playback capability |
| 03/29/1994 | US5298991 Variable length coding apparatus and method for motion vector |
| 03/29/1994 | US5298990 Video signal block forming method |
| 03/29/1994 | US5298988 Technique for aligning features on opposite surfaces of a substrate |
| 03/29/1994 | US5298987 Method for investigating ground structure of pavement |
| 03/29/1994 | US5298798 Amplitude control device |
| 03/29/1994 | US5298697 Apparatus and methods for detecting number of people waiting in an elevator hall using plural image processing means with overlapping fields of view |
| 03/25/1994 | CA2100003A1 Intra-frame filter for video compression systems |
| 03/24/1994 | DE4235916C1 Satellite channel processing system - has all interfaces between channel processing modules to input distributor and output collector fields and power supply provided on sub-module. |
| 03/23/1994 | EP0588736A1 Error concealment method for MPEG coded image transmission |
| 03/23/1994 | EP0588669A2 Coding and decoding of digital video signals |
| 03/23/1994 | EP0588668A2 Coding and decoding digital video signals having duplicate pictures and frames with fields originating from different film source frames |
| 03/23/1994 | EP0588653A2 Image data coding and restoring method and appatatus for coding and restoring the same |
| 03/23/1994 | EP0588605A1 Step stare scanning apparatus and method |
| 03/23/1994 | EP0588586A2 Apparatus and method for decoding a plurality of encoded video signals |
| 03/23/1994 | EP0588542A2 Multiple QAM digital television signal encoder |
| 03/23/1994 | EP0588535A1 Video signal recording apparatus and reproducing apparatus |
| 03/23/1994 | EP0588499A2 Image data conversion processing device |
| 03/23/1994 | EP0588476A2 Video data compression |
| 03/23/1994 | EP0588423A2 Control bus for multi-component consumer electronics system |
| 03/23/1994 | EP0588422A1 Analyzer and synthesizer of textures |
| 03/23/1994 | EP0588419A2 Adaptive DPCM coder |
| 03/23/1994 | EP0588411A1 System comprising at least one encoder for coding a digital signal and at least one decoder for decoding a coded digital signal |
| 03/23/1994 | EP0588410A1 System comprising a first encoder for coding a first digital signal and a second encoder for coding a second digital signal (e.g. stereoscopic video signal) |
| 03/23/1994 | EP0588184A1 Method for access control |
| 03/23/1994 | EP0587838A1 Very low bit rate image coding method and coder therefor |
| 03/23/1994 | EP0587783A1 Adaptive block size image compression method and system. |
| 03/23/1994 | EP0587764A1 Video surveillance system |
| 03/23/1994 | EP0587680A1 Method and apparatus for detecting a sequence of clock reference pulses |
| 03/23/1994 | CN2159639Y Mineral video frequency optical terminal |
| 03/23/1994 | CN1084341A 自动增益控制方法 Automatic gain control method |
| 03/23/1994 | CN1084339A TV line and field detection apparatus with good noise immunity |
| 03/22/1994 | US5297220 Image processing system for image compression and decompression |
| 03/22/1994 | US5297219 Transforms for digital images in a hierarchical environment |
| 03/22/1994 | US5297204 VCR with cable tuner control |
| 03/22/1994 | US5297034 Telepathology diagnostic network |
| 03/22/1994 | US5296938 Address generating method, and circuit therefor |
| 03/22/1994 | US5296936 Communication apparatus and method for transferring image data from a source to one or more receivers |
| 03/22/1994 | US5296932 Non-program signal acquisition system for a television signal receiver |
| 03/22/1994 | US5296931 Channel selecting method for programs of the same category |
| 03/22/1994 | US5296927 Method of coding with adjustable parameters of a field of movement in a sequence of animated images |
| 03/22/1994 | US5296848 Method and apparatus for triggering an automatic transmission |
| 03/22/1994 | CA1328010C Television transmission system |
| 03/22/1994 | CA1328008C Video scrambling by segmenting video information lines |
| 03/17/1994 | WO1994006246A1 Moving picture encoder |
| 03/17/1994 | WO1994006243A1 Tv line and field detection apparatus with good noise immunity |
| 03/17/1994 | WO1994006099A1 Improved vector quantization |
| 03/17/1994 | WO1994006098A1 Improved preprocessing and postprocessing for vector quantization |
| 03/17/1994 | CA2143633A1 Improved vector quantization |
| 03/16/1994 | EP0587443A2 Image processor and method |
| 03/16/1994 | EP0587397A2 Image data processing |
| 03/16/1994 | EP0587367A1 Adapter for video and audio transmission |
| 03/16/1994 | EP0587329A2 Image processing system |
| 03/16/1994 | EP0587324A1 Data formatting apparatus |
| 03/16/1994 | EP0587232A1 Still image coding device |
| 03/16/1994 | EP0587224A2 Extended television signal receiver |
| 03/16/1994 | EP0587130A2 Television signal processor |
| 03/16/1994 | EP0586914A2 Image compression method |
| 03/16/1994 | EP0586487A1 Personalized instructional aid |
| 03/16/1994 | CN2159089Y Karar "OK" picture-in-picture device |
| 03/15/1994 | US5295203 Method and apparatus for vector coding of video transform coefficients |
| 03/15/1994 | US5295201 Arrangement of encoding motion image signals using motion compensation and orthogonal transformation |
| 03/15/1994 | US5295077 Digital electronic still camera |
| 03/15/1994 | US5295024 Method and apparatus for two-channel recording of video signals |
| 03/15/1994 | US5294998 Method for designing and applying a Kaiser window filter for enlarging or reducing an image |
| 03/15/1994 | US5294983 Field synchronization system with write/read pointer control |
| 03/15/1994 | US5294982 Method and apparatus for providing dual language captioning of a television program |