СПИСОК патентов США - подгруппа МПК16 H04N5/59


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№ п/п Номер патента Название патента

2005

16937288Beam current limiting circuit for use in a video projector
26897901Circuit for combining AKB and selective beam current limiting and projection television system utilizing same
36891564Cutoff control with on screen display circuit for adjusting white balance
46870576Automatic beam limiter circuit

2004

56798155Color image display device
66741295Preventing doming phenomena
76690339Method and circuit arrangement for controlling the operating point of a cathode ray tube

2003

86670998Image display device with controlled image quality
96614482Video output stage with self-regulating beam current limiting
106573669Cathode ray tube driver circuit with frequency compensation without providing a leakage path for cathode current
116563496Cut-off adjusting apparatus
126556253Multi-window picture adjustment arrangement for a video display
136549246Method for driving projection cathode ray tube

2002

146489994Method and device for protecting a cathode ray tube in an image displaying device by using a brightness control circuit
156483557Emission control in a video display
166483517Circuit for regulating brightness and size of picture in display apparatus
176479952CRT display apparatus
186424324Display driver apparatus
196400418Image display device

2001

206329770Control of emission in a video display
216323915Method and apparatus to enhance a border area of a display
226285401Apparatus for suppressing overshoots in kinescope beam current measurement pulses
236239773Image display device
246215259Apparatus for compensating for corner focus and brightness in cathode ray tube
256211629Cut-off level setting
266204884Multisystem television which is usable as a monitor of a personal computer and a method thereof

2000

276064434Beam current measurement

1999

286008842Protective circuit for the CRT and lens
295994841Circuit for biasing display device by compensating for a varying leakage current
305892337Black level setting
315889558Variable black level bias image display
325889557Automatic beam current limit apparatus and methods of the same
335886750Television receiver including shading correction without deteriorating S/N ratio

1998

345847773Video system including apparatus for deactivating an automatic control arrangement
355784123Television signal display apparatus with picture quality compensation

1997

365604404Drive circuit for a cathode ray tube
375596375Automatic brightness control apparatus for a monitor

1996

385555026Method and apparatus for stabilizing a video state of a video display having a picture-in-picture function
395550443Automatic beam current control circuit for multimode monitor and method thereof
405519445Television receiver having caption displaying capability
415504538Video signal processor for controlling the brightness and contrast of a display device

1995

425444500Display device including a correction circuit, and correction circuit for use in a display device
435410222Sample pulse generator for automatic kinescope bias system
445379083Projector

1993

455216508Wide-band cathode-ray tube driving circuit
465216335Circuit for preventing doming of cathode ray tube
475204748Beam current limiting arrangement for a television system with picture-in-picture provisions
485200829Contrast beam current limiting arrangement with secondary brightness beam current limiting provisions
495177413Arrangement for generating a beam current indicative signal

1992

505134492Method and device for limiting the current of a cathode-ray tube during the frame return time
515134490Beam current limiter with brightness control threshold extension

1991

525077502Compensation for drift in a cathode ray tube
535021885Automatic brightness limiter
544982287Control of brightness level adapted to control of contrast

1990

554979044Automatic contrast circuit for instantaneous compensation
564929912Current mirror circuit, and video output amplifier circuit provided with the current mirror circuit
574916365Color CRT displaying correction circuit
584901156Automatic brightness limiting circuit

1989

594855864High voltage shutdown circuit with brightness tracking
604843284Method for driving a picture tube with front pane of differing thickness and circuit assembly for executing the method

1988

614791339Liquid crystal light valve with spatially uniform light transmittance characteristics

1987

624680640Apparatus for reducing beam current measurement errors
634679092Reduced distortion display circuit

1986

644604555Intensity modulation circuit for cathode-ray tubes
654587554CRT drive control circuit

1985

664562479Automatic kinescope beam current limiter
674520397Auto brightness limiter circuit for television

1984

684461983Stabilizing a transducer output

1982

694330792Video blanking circuit with controlled rate of unblanking

1981

704295166Failure compensated automatic kinescope beam current limiter
714253121Plural sequential operating mode automatic kinescope beam current limiter
724253110Automatic kinescope beam current limiter with sequential control modes

1980

734209808Stabilized automatic brightness control network in a video signal processing system including an automatic kinescope beam current limiter
744207591Gated automatic beam current limiter in a video signal processing system
754197557Brightness control circuit employing a closed control loop

1979

764167025Automatic peak beam current limiter
774149110Brightness controlled CRT
784137552Automatic beam current limiter with independently determined threshold level and dynamic control range
794135200Brightness control circuit with predictable brightness control range

1978

804126884Kinescope beam current limiter employing automatic sequential control of image contrast and brightness to limit beam current
814121252Automatic brightness limiter circuit
824096518Average beam current limiter
834079424Automatic transient beam current limiter
844067048Automatic beam current limiter

1976

853980822Automatic brightness control circuit
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Дата формирования списка: 03.04.2017