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