Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
09/1991
09/10/1991US5048112 Data decompression system and method
09/10/1991US5048111 Hybrid subband-based hierarchical storage and display method for high resolution digital images in a multiuse environment
09/10/1991US5048103 Method for the automatic resetting of images
09/10/1991US5048102 Multiple interpolation process for image correction
09/10/1991US5048072 Still picture transmission device
09/10/1991US5047975 Dual mode adder circuitry with overflow detection and substitution enabled for a particular mode
09/10/1991US5047860 Wireless audio and video signal transmitter and receiver system apparatus
09/10/1991US5047859 Method and apparatus for communication channel identification and signal restoration
09/10/1991US5047854 Image information transmission system transmitting maximum and minimum value data
09/10/1991US5047852 Adaptive transform encoder for digital image signal in recording/reproducing apparatus
09/10/1991US5047850 Detector for detecting vector indicating motion of image
09/10/1991US5047849 Image display apparatus with image turbulence suppression
09/10/1991US5047838 Adaptive comb filter
09/10/1991CA1288860C Television tuning system with provisions for tuning rf signals with scrambled video information
09/09/1991WO1991014127A1 Apparatus for inspecting the interior of a lateral pipeline
09/09/1991CA2075709A1 Apparatus for inspecting the interior of a lateral pipeline
09/08/1991WO1991014315A1 Continuous cipher synchronization for cellular communication system
09/06/1991WO1991014341A1 Television scrambler
09/05/1991WO1991013520A1 Video frame reduction/reconstruction method and apparatus
09/05/1991WO1991013517A1 Video signal scrambling and unscrambling device
09/05/1991WO1991013516A2 Method for coding video signals
09/05/1991WO1991013506A1 Hybrid analog/digital signal processing
09/04/1991EP0444947A2 Improved definition television
09/04/1991EP0444918A2 Data compression apparatus
09/04/1991EP0444884A2 Method of orthogonal transform coding/decoding
09/04/1991EP0444839A2 Video signal transmission system and method and apparatus for coding a video signal
09/04/1991EP0444789A2 Encoding and decoding of MAC video signals
09/04/1991EP0444717A2 Vector quantizer
09/04/1991EP0444660A2 Improvements to video signal hybrid-coding systems
09/04/1991EP0444496A1 Video signal processing Apparatus
09/04/1991EP0444417A2 Exposure control for video camera
09/04/1991EP0444341A2 Improved definition television
09/04/1991CN2084263U Auto-subscription apparatus for colour tv
09/03/1991US5046179 Correlation computing device for image signal
09/03/1991US5046164 Interstitial line generator for an interlace to non-interlace scan converter
09/03/1991US5046138 Self-aligning analog laser transmitter
09/03/1991US5046121 Image data compression apparatus
09/03/1991US5046093 CATV subscriber apparatus with intelligent remote control
09/03/1991US5046092 Video control system for transmitted programs
09/03/1991US5046091 Extended definition television transmission system
09/03/1991US5046090 Recorded medium for video control system
09/03/1991US5046080 Video codec including pipelined processing elements
09/03/1991US5046079 Telephone answering device with TV telephone
09/03/1991US5046071 Communication system capable of improving transmission efficiency by classifying a block sequence into significant and less significant blocks
09/03/1991US5045948 Television local wireless transmission and control
09/03/1991US5045942 Digital video communication system having a network clock source
09/03/1991US5045941 Framing code windows repositioning apparatus and method for teletext decoder
09/03/1991US5045940 Video/audio transmission systsem and method
09/03/1991US5045939 Apparatus utilizing motion detector for converting a maximum motion portion of a wide screen tv signal to a normal screen tv signal
09/03/1991US5045938 Method and apparatus for encoding using variable length codes
09/03/1991US5045937 Geographical surveying using multiple cameras to obtain split-screen images with overlaid geographical coordinates
09/03/1991US5045935 Electronic endoscope system including image processing unit with photographing unit
09/03/1991US5045934 Electronic endoscope apparatus capable of indicating over-exposure area on functional image
09/03/1991US5045925 Apparatus for achieving compression encoding on components of image signal
09/03/1991US5045816 Binary phase shift key modulator with programmable level control
09/03/1991CA1288520C Synchronization recovery in a communications system
09/03/1991CA1288507C High efficiency coding apparatus
09/03/1991CA1288495C Aircraft service system
09/03/1991CA1288480C Satellite communications system employing frequency reuse
08/1991
08/28/1991WO1991013514A1 Adaptive block size image compression method and system
08/28/1991EP0443987A1 Method and device for scrambling and descrambling of a video signal
08/28/1991EP0443945A1 Sampling rate converter
08/28/1991EP0443921A1 Method of processing digital control data associated to an HD-MAC video signal
08/28/1991EP0443676A1 Transmission system for digitised television images
08/28/1991EP0443666A1 X-ray diagnostic apparatus with means for an enlarged visual presentation of a selectable sector of the total image area
08/28/1991EP0443114A2 Method and apparatus for image-data decompression
08/27/1991US5044003 X-ray imaging system
08/27/1991US5043813 Display locked timing signals for video processing
08/27/1991US5043812 TV signal transmission systems and methods
08/27/1991US5043811 Scanning line number converting device for video signal, and down-converter and picture-in-picture TV receiver using the same
08/27/1991US5043810 Method and apparatus for temporally and spatially processing a video signal
08/27/1991US5043809 Encoding apparatus
08/27/1991US5043808 High definition television arrangement employing motion compensated prediction error signals
08/27/1991US5043806 Method of processing and transmitting over a "MAC" type channel a sequence of pairs of sterescopic television images
08/27/1991US5043805 TV signal transmission systems and methods
08/27/1991US5043798 Band compression transmission system for video signal using sub-Nyquist sampling
08/27/1991CA1288183C Video telephone
08/22/1991WO1991013515A1 Video telephone system
08/22/1991WO1991012693A1 Apparatus and method for controlling access to broadcast signals
08/22/1991WO1991012692A1 Coder-decoder system for television transmissions and electronic card to be employed in decoding mode
08/22/1991WO1991012691A2 Hd-mac television decoder
08/22/1991WO1991012664A1 Sampling rate conversion apparatus
08/22/1991WO1991012591A1 Fractal-based image compression and interpolation
08/22/1991WO1991012590A1 Improved method and apparatus for representing an image
08/22/1991WO1991010327A3 Apparatus and method for quantizing and/or reconstructing multi-dimensional digital image signals
08/22/1991WO1991006180A3 Method and apparatus for signal companding
08/22/1991CA2076364A1 Video telephone system
08/21/1991EP0442548A1 Variable length coding and decoding devices for digital data
08/21/1991EP0442478A2 Apparatus for carrying out y/c separation
08/21/1991EP0442404A1 Method for determining movement informations of picture signals
08/21/1991EP0442096A2 Bandwidth reducing coding device for video signals
08/21/1991CN1013634B System for transmission of television pictures and transmitter and receiver appropriate to system
08/21/1991CN1013633B Data compression using block list transform
08/20/1991US5042074 Method for determining subdivision patterns of radiation images
08/20/1991US5042061 Still image video telephone transmission system
08/20/1991US5041909 Multi-channel video signal transmission/reproduction system
08/20/1991US5041908 Throughput regulation method for data for assistance in the reconstruction of sub-sampled moving electronic images
08/20/1991US5041906 Digital video signal processing method and apparatus therefor
08/14/1991EP0441586A2 Image processing apparatus
08/14/1991EP0441168A2 System, packet structuring and device for processing output information from a signal encoder
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