Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 17 - Diagnosis, testing or measuring for television systems or their details
Patents for H04N 17 - Diagnosis, testing or measuring for television systems or their details (14,049)
12/1981
12/22/1981US4307419 Video disc signal surface imaging apparatus
12/15/1981US4306248 Full-resolution beam-index multi-color displays
12/15/1981CA1114496A1 Colour television display apparatus
12/01/1981US4303942 Sampling clock reproducing apparatus
12/01/1981US4303939 Horizontal stability measurement apparatus
12/01/1981US4303938 Pattern generator for simulating image generation
12/01/1981CA1113610A1 Methods of generating correction factor signals for cathode ray tubes
11/1981
11/17/1981US4301474 Residual clamp error compensation circuit
10/1981
10/14/1981EP0037766A1 Convergence analysis process of cathode ray tubes having three in-line guns and measuring device implenting this process
10/13/1981US4295216 Apparatus for measuring the characteristics of a wideband electromechanical recording system having a transformer
10/06/1981US4293870 Circuit arrangement for multiplexing an input function and an output function at a single terminal
10/06/1981CA1110355A1 Set-up arrangement for a color television receiver
09/1981
09/23/1981EP0036354A1 Device for the acquisition and for taking the mean value of samples of a noise affected periodic signal
09/22/1981US4291256 Alignment or correction of energy beam type displays
09/02/1981EP0034956A1 Television synchronization signal and test signal generator, and television system comprising such a generator
09/01/1981CA1108291A1 Color television receiver
09/01/1981CA1108289A1 Subscription television billing system
09/01/1981CA1108285A1 Apparatus for adjusting operating conditions of a cathode ray tube
08/1981
08/25/1981US4285580 Color vision perception testing device
08/18/1981US4285004 Total raster error correction apparatus and method for the automatic set up of television cameras and the like
08/12/1981EP0033591A1 Improvements in or relating to data transmission systems
07/1981
07/21/1981CA1105301A1 Video projecting apparatus
07/14/1981CA1105128A1 Tv monitor
07/07/1981US4277797 Color television receiver having an automatic adjustment system and a process for adjusting the receiver
07/01/1981EP0031269A2 Means for real-time measurement of non-linearity products and television transmitter or relay transmitter comprising such a device
06/1981
06/30/1981US4276564 Television systems
06/30/1981US4276563 Representing a video signal upon the picture screen of a video display device
06/24/1981EP0030603A1 Equipment to correct aberrations of a cathode-ray beam
06/24/1981EP0030595A1 Correction apparatus for a cathode-ray tube
06/23/1981US4275420 Television receiver with a ghost detector
06/17/1981EP0030259A1 Method and apparatus for determining beam dimensions at the screen of a shadow mask cathode-ray tube
06/16/1981US4274110 Projection television system
06/09/1981US4272777 Service switch apparatus
06/03/1981EP0029780A1 Equipment for testing a videography television receiver
05/1981
05/19/1981US4268851 Signal generator
05/19/1981CA1101540A1 Chroma generation system
04/1981
04/28/1981US4264920 Integrated pickup component and adjusting arrangement therefor
04/21/1981US4263625 Headwheel servo lock verification with stationary head
04/14/1981US4262303 Correct tint indicator circuit for a VIR system
04/07/1981US4261013 Kinescope screen center locator
04/07/1981CA1099010A1 Television receiver
04/02/1981WO1981000945A1 Automatic circuit and method for editing commercial messages from television signals
03/1981
03/03/1981US4254432 Purity detection apparatus for color picture tubes
02/1981
02/24/1981US4253049 CRT Display utilizing standardized modules and a remote module relating to CRT structure
02/24/1981CA1096482A1 Television signal generator
01/1981
01/20/1981US4246608 Method for measuring crossview between two channels in a wired television broadcasting system
01/13/1981US4245249 Consumer electronic malfunction alerting system
01/07/1981EP0021132A1 Sampling clock reproducing apparatus
01/07/1981EP0020934A1 Alignment or correction of energy beam type displays
01/06/1981CA1093204A1 Vir signal detector for a color television receiver
12/1980
12/16/1980US4240100 Television interval timer employing digital techniques
12/16/1980US4240073 Cathode ray tube display system with display location memory
11/1980
11/18/1980US4234890 Automatic setup system for television cameras
10/1980
10/28/1980US4230990 Broadcast program identification method and system
09/1980
09/09/1980CA1085480A1 Automatic monitor for programs broadcast
09/02/1980US4220919 Cathode ray tube display error measurement apparatus and method
08/1980
08/20/1980EP0014327A2 Electronic video tape evaluator
08/12/1980US4217610 Variable start multiburst signal generator
08/05/1980US4216496 Apparatus for detecting and measuring interference in transmission signals
07/1980
07/29/1980US4215368 Memory addressing system for automatic setup TV camera system
07/29/1980US4215367 Television systems
07/22/1980US4214258 Portable television camera and tape recorder combination
07/01/1980US4210928 Projecting apparatus
06/1980
06/10/1980US4207589 Hue adjustment of color television receiver
05/1980
05/20/1980US4204221 Predictably biased kinescope driver arrangement in a video signal processing system
05/13/1980US4203131 Predictable automatic brightness control circuit in a video signal image reproducing system
05/13/1980US4203054 Correction factor signals for cathode ray tubes
05/13/1980CA1077616A1 Color tv receiver hue adjustment
05/06/1980US4201932 Color purity adjusting method
04/1980
04/29/1980US4200882 Color television CRT beam current correction circuit
03/1980
03/18/1980US4194216 Video projecting apparatus
03/11/1980US4193086 Convergence detecting device for color picture tube
03/04/1980CA1073094A1 Color correction circuit for a color television receiver
12/1979
12/25/1979US4180829 Television signal phase matching apparatus and method
12/18/1979CA1068397A1 Method and apparatus for measuring the speed at which a tape was recorded
11/1979
11/13/1979CA1066402A1 Set-up arrangement for a color television receiver
10/1979
10/23/1979US4172263 Methods and apparatus for measuring signal-to-noise ratio
10/09/1979CA1064130A1 Monitoring system for voltage tunable receivers and converters utilizing an analog function generator
10/04/1979WO1979000717A1 Automatic setup system for television cameras
10/02/1979US4170025 Low contrast measurement apparatus
09/1979
09/25/1979CA1063239A1 Magnetic bubble read head for record carrier
09/25/1979CA1063238A1 Magnetic head cleaning tape and method
08/1979
08/28/1979CA1061458A1 Time lapse video tape recorder
08/22/1979EP0003576A1 Colour television receiver with automatic adjustment system
08/14/1979US4164750 VIR killer signal generator for color television receiver
07/1979
07/24/1979US4162512 Video periodicity indicator
07/10/1979US4160995 Bias setting apparatus for use with television receivers
06/1979
06/19/1979US4158857 Jitter measuring apparatus
06/19/1979CA1056941A1 Color brightness control
06/12/1979US4158208 Automatic setup system for television cameras
05/1979
05/22/1979US4156252 Oscillator, and method of adjusting an oscillator to a standard
05/08/1979US4153911 Color correction circuit for a color television receiver
04/1979
04/24/1979US4151551 Programmable color enable and sequencing system for secam
04/10/1979US4149188 Television receiver with display of audio signals
04/10/1979US4149178 Pattern generating system and method
03/1979
03/06/1979CA1050118A1 Peak detector
02/1979
02/20/1979US4141040 Video signal amplitude registration system
02/13/1979US4139863 Chroma generation system
01/1979
01/02/1979US4133003 Raster registration system for a television camera
12/1978
12/19/1978US4130829 Apparatus for adjusting operating conditions of a cathode ray tube
1 ... 130 131 132 133 134 135 136 137 138 139 140 141