Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
10/1986
10/23/1986WO1986006239A1 Television program transmission verification method and apparatus
10/23/1986WO1986006238A1 Text receiver
10/22/1986EP0074970B1 Decoder for digital information in a t.v. signal
10/21/1986US4618996 Dual pilot phase lock loop for radio frequency transmission
10/21/1986US4618989 Method and system for detecting elliptical objects
10/21/1986US4618976 X-ray diagnostic installation
10/21/1986US4618889 Video color transmission system with independent audio signals within the video signals
10/21/1986US4618888 Scrambling system of television signal
10/21/1986CA1213036A1 Teletext device with reduced page-access time
10/15/1986EP0197699A2 Television sychronizing apparatus
10/15/1986EP0197527A2 Method for the digital transmission of information
10/15/1986EP0197453A1 Method for improving the picture quality of DPCM-coded picture signals
10/15/1986EP0197446A1 Method for improving the picture quality of DPCM-coded picture signals
10/15/1986EP0197126A1 Process for recording and/or reproduction of digitally coded signals.
10/14/1986US4617682 Method and apparatus for automatic quantitative measurement of textures by image analysis
10/14/1986US4617597 Compatible color television with regenerable signals
10/14/1986US4617594 Signal generator circuit
10/14/1986US4616926 Film video player/printer
10/09/1986WO1986005938A1 Fm receiver
10/09/1986WO1986005890A1 Dual mode video tracker
10/08/1986EP0196724A1 Scrambled television signals
10/08/1986EP0196681A1 Method and apparatuses for descrambling or scrambling applied to the MAC television standard
10/08/1986EP0196673A1 Image processing for photographing scintigram of subject on X-ray film at optimum density
10/08/1986EP0196607A2 A satellite broadcasting receiving system
10/08/1986CN86101214A Receiver for television signal from cable transmission with gating
10/07/1986US4616263 Video subsystem for a hybrid videotex facility
10/07/1986US4616258 Device for monitoring the interior of a conduit
10/07/1986US4616257 Headlight
10/07/1986US4616256 Television channel distribution network
10/07/1986US4616251 Progressive scan television system employing a comb filter
10/07/1986US4616214 Security system
10/07/1986CA1212462A1 Switching network with suppressed switching transients
10/07/1986CA1212456A1 Catv upstream signal transmission at nonharmonic video frequencies
10/07/1986CA1212455A1 Remote control switching of television sources
10/07/1986CA1212453A1 Display unit
10/01/1986EP0196191A2 Method and apparatus for transforming prestel codes to naplps codes
10/01/1986EP0112339B1 A technique for providing compatibility between high-definition and conventional color television
10/01/1986CN85102712A Scheme for the frequency of sub-sound carrier wave of tv with two-way sound in the double carrier system
09/1986
09/30/1986US4614977 Still picture signal conversion apparatus capable of trimming operation
09/30/1986US4614972 Teletext receiver
09/30/1986US4614971 Error eliminating system for teletext
09/30/1986US4614970 Descrambler apparatus
09/25/1986WO1986005647A1 Television signal scrambling and data transmission system
09/25/1986WO1986005644A1 Compatibility of widescreen and non-widescreen television transmissions
09/24/1986EP0195608A2 Terminal apparatus for videotex system
09/24/1986EP0195523A1 Program blocking method for use in direct broadcast satellite system
09/24/1986EP0195501A2 Improvements in image processing systems and methods
09/24/1986EP0195475A1 Interface between a receiver and a sub-system
09/23/1986US4613948 Conditional quantization grey level and color image coding apparatus
09/23/1986US4613903 High-resolution television transmission system
09/23/1986US4613902 Method of broadcasting an encoded video signal and a receiving apparatus for decoding the signal
09/23/1986US4613901 Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
09/23/1986US4613900 Digital code reading apparatus and method
09/23/1986US4613894 Method and device for detection of moving points in a television image for digital television systems providing bit-rate compression, with conditional-replenishment
09/23/1986CA1211835A1 Digital data transmission system
09/17/1986EP0194769A1 Cryptographic system for a direct broadcast by satellite network
09/17/1986EP0194722A2 Handling data in television signals
09/17/1986EP0194721A2 Digital sound/data information receiver
09/17/1986EP0194720A2 Handling data packets
09/17/1986EP0194307A1 A method and apparatus for limiting the amplitude of a frequency modulated signal
09/17/1986EP0194289A1 Information display scheme for subscribers of a subscription television system.
09/16/1986US4612575 T.V. video image correction
09/16/1986US4612573 Method for clock rate conversion
09/16/1986US4612571 Constant Z bandswitched input filter
09/16/1986US4612567 Television receiver using non-interlaced scanning format with vertical detail enhancement and motion compensation
09/16/1986US4612519 Switch assembly and circuit
09/15/1986EP0177512A4 Preprogrammed over-the-air marketing research system.
09/12/1986WO1986005348A1 Shooting monitor camera and apparatus
09/12/1986WO1986005347A1 Receiver for television broadcasts by cable with a gate circuit
09/12/1986WO1986005346A1 Receiver for television broadcast by cable with a gate circuit
09/10/1986EP0194143A2 Videotex system
09/10/1986EP0194130A1 Electronic apparatus control systems
09/10/1986EP0194129A1 Electronic apparatus control systems
09/10/1986EP0193836A1 Circuit arrangement with a matrix-shaped memory arrangement for the digital filtering of image signals in lines and columns
09/10/1986EP0193722A1 Compensating circuit
09/10/1986CN86100225A Automatic monitor alarm and capture system through television
09/09/1986US4611352 Optical transmission apparatus
09/09/1986US4611242 Two mode scrambling system using identifier pulse in vertical blanking interval
09/09/1986US4611231 Signal processing apparatus for a video signal
09/09/1986US4611227 Decoder for digital information T.V. signal
09/09/1986US4611225 Progressive scan HDTV system
09/09/1986CA1211206A1 Method and apparatus for encoding and decoding video
09/09/1986CA1211204A1 Method and apparatus for the automatic identification and verification of television broadcast programs
09/03/1986EP0193185A1 Interframe adaptive vector quantization encoding apparatus
09/02/1986US4609942 Method for conversion from field signal to frame signal
09/02/1986US4609941 Television signal standards conversion
09/02/1986US4609939 Method of and apparatus for automatically correcting position of TV camera
08/1986
08/28/1986WO1986005058A1 Digital imagery and analysis system
08/28/1986WO1986005052A1 Synchronization recovery in a communications system
08/27/1986EP0192292A1 Video signal processing circuit for processing an interlaced video signal
08/26/1986US4608598 Thermal imaging apparatus
08/26/1986US4608594 Television receiver using non-interlaced scanning format with motion compensation
08/26/1986US4608456 Digital audio scrambling system with error conditioning
08/26/1986US4607925 In-pipe inspection system
08/26/1986US4607621 Endoscopic apparatus
08/26/1986CA1210537A1 Technique for the transmission of video and audio signals over a digital transmission system
08/21/1986EP0087442A4 Image analysis system.
08/20/1986EP0191684A1 Method for distributing data by an organism to one or a plurality of receivers, and system for carrying out this method
08/20/1986EP0191322A1 Arrangement for producing X-ray images using computer radiography
08/20/1986EP0191149A1 Procedure for the automatic recording of television programmes selected from teletext programme timetable pages
1 ... 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719 2720 2721 2722 2723 2724 ... 2741