Patents for H04N 17 - Diagnosis, testing or measuring for television systems or their details (14,049) |
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10/31/1978 | US4123776 Service switch arrangement for a color television receiver |
10/31/1978 | US4123775 Apparatus and method for adjusting the color temperature of a television receiver |
10/17/1978 | CA1040699A1 Plural television image projecting systems in on tube |
10/03/1978 | US4118729 Set-up arrangement for a color television receiver |
09/19/1978 | US4115810 Television signal generator |
09/19/1978 | US4115807 Telephone billing apparatus for a subscription television system |
09/05/1978 | US4112463 System for detecting a motion in the monitoring area of two or more television cameras |
09/05/1978 | US4112381 Peak detector |
08/15/1978 | US4106846 Television color bar matching device |
07/18/1978 | US4101928 Color television receiver |
06/06/1978 | US4093960 Test signal generating system and method |
05/30/1978 | US4092674 Video transmission stabilization system |
05/30/1978 | US4092666 Monochrome presentation of demodulated color signals |
05/09/1978 | US4089026 Color bar generator |
05/09/1978 | US4089025 VIR signal detector for a color television receiver |
03/28/1978 | US4081839 Aural-visual ratio control apparatus |
01/17/1978 | US4069500 Arrangements for testing color television systems |
12/20/1977 | US4064454 Corona discharge detecting device |
11/15/1977 | US4058829 TV monitor |
11/15/1977 | US4058826 Method and system for generating oscillographic displays of analog signals upon a TV |
08/23/1977 | US4044389 Method and apparatus for measuring the speed at which a tape was recorded |
07/12/1977 | US4035834 Beam landing indicator for color cathode ray tube |
06/28/1977 | US4032968 Television image projecting system |
06/07/1977 | US4028625 Sideband analyzer for AM transmitters |
05/24/1977 | US4025945 Color function display system |
05/24/1977 | US4025851 Automatic monitor for programs broadcast |
03/15/1977 | US4012777 Record carrier and device for playing back same |
02/08/1977 | US4007490 Time lapse video tape recorder |
01/11/1977 | US4003080 Large screen video display systems and methods therefor |
01/04/1977 | US4001877 Method of measuring color purity tolerance of a color display tube |
12/28/1976 | US4000439 Time base and delay control |
12/14/1976 | US3997842 Method and apparatus for monitoring modulation devices for video signals |
12/14/1976 | US3996880 Field strength meter |
12/07/1976 | US3996419 Technique for minimizing multi-path distortion effects in video transmission |
11/30/1976 | US3995105 Apparatus for automatic measurement of the video-signal-to-noise ratio in a television channel |
11/02/1976 | US3990002 Method and apparatus for testing television yokes and flyback windings |
10/12/1976 | US3986203 Method and apparatus for testing television receivers |
10/05/1976 | US3984862 Television receiver response indicating apparatus |
08/31/1976 | US3978520 Magnetic head cleaning tape and method |
08/03/1976 | US3973206 Monitoring system for voltage tunable receivers and converters utilizing an analog function generator |
07/27/1976 | US3972065 Method of testing color television systems |
06/29/1976 | US3967314 Color brightness control |
06/15/1976 | US3963991 Apparatus for discriminating a peak level of a video signal |
06/08/1976 | US3962722 Color television setup apparatus and method |
05/25/1976 | US3959811 Set-up arrangement for a color television receiver |
05/18/1976 | US3958269 Color subcarrier frequency comparator |
03/30/1976 | US3947624 System for conducting a television audience survey |
02/24/1976 | US3940699 Radio frequency energy signalling apparatus |
01/20/1976 | US3934194 Solid state flyback transformer checker |