Patents for H04N 7 - Television systems (274,023) |
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08/21/1984 | US4467353 Television signal scrambling system and method |
08/21/1984 | CA1173148A1 Television compressed audio |
08/14/1984 | US4466017 Sync suppression scrambling of television signals for subscription TV |
08/14/1984 | CA1172782A1 Method and apparatus for providing a video display of concatenated lines and filled polygons |
08/14/1984 | CA1172749A1 Digital formatting system |
08/14/1984 | CA1172748A1 Digital television signal processing |
08/14/1984 | CA1172747A1 Audio and video signal coding system |
08/14/1984 | CA1172746A1 Video movement detector |
08/14/1984 | CA1172745A1 Polling pattern generator for catv system |
08/08/1984 | EP0115097A1 Generator of random number sequences |
08/08/1984 | EP0067193B1 Teledistribution system |
08/07/1984 | US4464683 Digital recording of television components with improved transition spacing |
08/07/1984 | US4464679 Method and apparatus for operating a microprocessor in synchronism with a video signal |
08/07/1984 | US4464678 Time window key system for video scrambling |
08/07/1984 | CA1172350A1 Data transmission system emitting a synchronization frequency |
08/02/1984 | WO1984002989A2 Resolution enhancement and zoom by degradation estimates |
08/01/1984 | EP0114713A1 Display panel |
08/01/1984 | EP0114693A2 High resolution colour video signal transmission system |
07/31/1984 | USRE31639 Bidirectional unicable switching system |
07/31/1984 | US4463377 Arrangement for storing or transmitting and for recovering picture signals |
07/31/1984 | US4463376 Television signal processing system for a wireless pay system |
07/31/1984 | US4463375 For use in an imaging system |
07/31/1984 | US4462594 Video game with control of rate of movement of game objects |
07/31/1984 | CA1171958A1 Data rate reduction for digital video signals by subsampling and adaptive reconstruction |
07/31/1984 | CA1171948A1 Solid state image sensor |
07/25/1984 | EP0113934A2 Television transmission system |
07/25/1984 | EP0113933A1 Television transmission system |
07/25/1984 | EP0113932A2 Television transmission system |
07/24/1984 | CA1171519A1 Data transmission process |
07/19/1984 | WO1984002821A1 Method and device for the digital coding of an image, particularly a television image |
07/18/1984 | EP0113514A1 Television signal transmission |
07/18/1984 | EP0113446A2 Encoder and decoder of variable-length messages for data transmission systems |
07/18/1984 | EP0113436A2 Television transmission system with integrated transmission of additional information, especially sound signals |
07/17/1984 | US4461032 CATV Service controller |
07/17/1984 | US4461002 Digital signal receiver |
07/17/1984 | US4460924 Dither quantized signalling for color television |
07/17/1984 | US4460923 Predictive coding system for television signals |
07/17/1984 | US4460922 Memory select system for an STV decoder |
07/17/1984 | CA1171165A1 Fail-safe catv system center facility |
07/17/1984 | CA1171164A1 Polling pattern generator for catv system |
07/11/1984 | EP0113148A2 Method and apparatus for controlling access to selected television programs |
07/11/1984 | EP0112869A1 A subscriber video-tv system |
07/10/1984 | US4459611 Image conversion system |
07/10/1984 | CA1170759A1 System and method for high quality image reproduction |
07/04/1984 | EP0112626A2 Television link |
07/04/1984 | EP0112589A1 Device for the programmed control of a radio or television reception device |
07/04/1984 | EP0112575A1 Process for partially switching off a television receiver |
07/04/1984 | EP0112499A2 Process and apparatus for bilevel coding of colour video signals |
07/04/1984 | EP0112469A1 Energy subtraction processing method for radiation images, stimulable phosphor sheet, stimulable phosphor sheet composite member and stimulable phosphor sheet-filter composite member used for the method |
07/04/1984 | EP0112339A1 A technique for providing compatibility between high-definition and conventional color television. |
07/03/1984 | US4458271 Method and circuit for the transmitting, recording, and/or reproducing of wide-band signals |
07/03/1984 | US4458268 In a television signal transmission |
07/03/1984 | US4458266 Video movement detector |
07/03/1984 | CA1170379A1 Digital conference time slot interchanger |
07/03/1984 | CA1170333A1 Inspection apparatus |
06/27/1984 | EP0112243A1 Subscriber terminal for a telecommunication and teledistribution system, and digital signal processing method |
06/27/1984 | EP0112039A2 Microwave transmitter and communications system |
06/27/1984 | EP0111975A2 Television transmitter |
06/27/1984 | EP0111909A2 Picture processing apparatus |
06/27/1984 | EP0111751A2 Image input device |
06/27/1984 | EP0111575A1 Service-integrated message transmission system with a selection device at the subscriber side |
06/26/1984 | US4456968 Real-time ordinal-value filter utilizing half-interval ranking |
06/26/1984 | US4456926 Enhancement of fluroscopically generated images |
06/26/1984 | CA1169959A1 Method and apparatus for affording selective access to additional television channels |
06/26/1984 | CA1169928A1 Electrical data pulse processing |
06/21/1984 | WO1984002442A1 Apparatus for deriving information signals for component television video signal reception |
06/20/1984 | EP0111362A1 Television circuit arrangement for field and line frequency doubling and picture part magnification |
06/19/1984 | US4455611 Multiplier for multiplying n-bit number by quotient of an integer divided by an integer power of two |
06/19/1984 | US4455571 Compression system and compression and expansion system for a composite video signal |
06/19/1984 | US4455570 CATV System |
06/19/1984 | CA1169544A1 Catv selection device |
06/19/1984 | CA1169543A1 Wired television broadcasting systems |
06/13/1984 | EP0110354A2 Detecting improper operation of a digital data processing apparatus |
06/13/1984 | EP0109963A1 Device for editing picture carriers of television signals |
06/12/1984 | US4454593 Pictorial information processing technique |
06/12/1984 | US4454546 Band compression device for shaded image |
06/12/1984 | US4454544 TV Privacy system using gray sync |
06/12/1984 | US4454543 Dynamic video scrambling |
06/12/1984 | US4454538 Data communication in CATV system |
06/12/1984 | US4454506 Method and circuitry for reducing flicker in symbol displays |
06/07/1984 | WO1984002242A1 Apparatus for deriving synchronisation signals for component television video signal reception |
06/05/1984 | CA1168771A1 Remote chalkboard automatic cursor |
06/05/1984 | CA1168748A1 Residual clamp error compensation circuit |
05/30/1984 | EP0109795A2 A filter for use in a cable television system |
05/29/1984 | US4451848 Television receiver including a circuit for doubling line scanning frequency |
05/29/1984 | CA1168393A1 System for diffusion of data |
05/29/1984 | CA1168356A1 Data transmission or recording with reduced data rate |
05/29/1984 | CA1168350A1 Television signal data encoder |
05/29/1984 | CA1168349A1 Apparatus and method for transmitting a pulse width modulated audio signal on a video signal |
05/24/1984 | WO1984002044A1 Microwave communications system |
05/24/1984 | WO1984002019A1 Image processing method using a block overlap transformation procedure |
05/23/1984 | EP0109205A2 Method and apparatus for computed tomography imaging |
05/23/1984 | EP0109099A1 Field number conversion circuit |
05/22/1984 | US4450481 Tamper-resistant, expandable communications system |
05/22/1984 | US4450478 Digital fluorographic method and system |
05/22/1984 | US4450477 Television information system |
05/16/1984 | EP0108587A2 Remotely controllable inspection camera apparatus |
05/16/1984 | EP0108549A1 Control system of multi-joint arm robot apparatus |
05/16/1984 | EP0108191A2 Line-locked digital fluorography system |
05/16/1984 | EP0108143A1 Method and system for remote reporting, particularly for pay television billing. |