СПИСОК патентов США - подгруппа МПК16 H04N9/84



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№ п/п Номер патента Название патента

2011

17933503Information storage medium and information recording/playback system

2001

26330391VTR signal processing circuit
36195499Magnetic recording and/or reproducing apparatus

2000

46160949Video signal reproduction apparatus for chrominance signals

1999

55940572Integrated television and video cassette recorder system

1998

65845040Video signal reproduction apparatus for chrominance signals
75845039Time-base correction in a video recording/playback system

1996

85576837Digital modulators for use with sub-nyquist sampling of raster-scanned samples of image intensity
95532820Digital modulators for use with sub-nyquist sampling of raster-scanned samples of image intensity
105526126Signal processor for VTR which converts color under signals to color signals

1995

115416599Magnetic video signal reproducing apparatus with correction of phase rotation
125412481Time-base correction in a video recording/playback system
135396294Digital chrominance signal demodulation apparatus
145381238Helical scan type playback apparatus for video data recorded on magnetic tape
155381106Clipper circuitry suitable for signals with fractional-volt amplitudes

1994

165339112Automatic phase controlling circuit for processing reproduced chroma signals
175323242Carrier signal generating circuit in video signal recording/reproducing apparatus
185291342Multifunctional control type video head selecting device and method thereof

1993

195247350Method and apparatus for testing video
205223941Helical scan type playback apparatus for video data recorded on magnetic tape
215218449Nervous clock signal generator for video recorder
225218447Method and apparatus for identifying the reproduction mode of a video tape recorder
235185657Color signal processing circuit with residual phase error correction

1992

245159440Time difference correction circuit for brightness and chrominance signals
255157558Video recording unit featuring switching logic means for generating phase shifting matrix groups
265153741Crosstalk cancelling circuit for playback chrominance signal of VTR
275130787Color signal processing circuit with residue phase error correction
285091788Crosstalk cancelling circuit for removing crosstalk component from reproduced signal
295083213Chrominance signal processing circuit and video tape recorder having function of processing chrominance signal

1991

304991026Chrominance signal reproducing apparatus for video tape recorder

1990

314969033Circuit for removing crosstalk components in a carrier chrominance signal
324956719Low-frequency converter for carrier chrominance signal
334930005Circuit for removing crosstalk components in a carrier chrominance signal

1989

344884151Recording and/or reproducing apparatus with photo-electric image device
354860120Low-frequency converter for carrier chrominance signal

1988

364752833Circuit arrangement for a video recorder
374748518Chrominance signal processing circuit for color video reproducing apparatus
384745493Circuit arrangement for a color image recording and reproduction instrument or a color television receiver
394731674Color video signal processing apparatus for crosstalk elimination

1987

404694356Modification of color component video signals to compensate for decreasing white sensitivity of photographic element
414654726Video recorder with reduced cross talk
424646165Chrominance signal recording apparatus utilizing digital sampling and quantizing techniques

1986

434607292Automatic phase control color signal circuit for video tape recorders operating in the NTSC or PAL systems
444571639Dropout compensation circuit for a video reproducing system

1985

454555735Interconnection system between image pickup device and recording device
464554596Color video signal recording apparatus
474554595Video signal recording/reproducing apparatus with crosstalk and tracking error elimination
484524380Chroma signal recording and reproducing circuit

1984

494490749Color video signal recording and/or reproducing system
504480265PAL Comb filter
514466022Color video signal reproducing apparatus which transforms the recorded signal of one signal format into signals of another format upon reproduction

1983

524405937Chrominance signal reproducing apparatus

1982

534344082Apparatus for recovering a frequency-converted chrominance component that is substantially free of cross-talk components

1981

544308550Reproducing apparatus with cross-talk suppression for a color television signal
554290082Noise and cross-talk elimination in recording and reproducing video signals
564277795Circuit arrangement for detecting a switching phase
574245234Method of recording color television signals as a repetitive series of normally recorded lines and phase reversed lines

1980

584208674Time base error correcting apparatus
594208673Color recorder for reducing crosstalk
604193084Video recorder having means for maintaining constant the amplitude of the frequency-modulated signal

1979

614178606Color video signal recording and/or reproducing system
624177481Magnetic recording and/or reproducing apparatus with chrominance crosstalk elimination
634165518Video signal recording and/or reproducing apparatus
644157565Apparatus for eliminating time base errors from an information signal
654137547Drop-out responsive magnetic recording and reproducing system
664134126Color recorder having means for reducing luminance crosstalk in displayed image

1978

674131912Apparatus for recording and reproducing video signals on a magnetic tape movable at different speeds
684079412Signal processing circuit in a color video signal recording and/or reproducing apparatus

1977

694012774Drop-out responsive color video reproducing apparatus
704012771Apparatus for recording and/or reproducing color video signals
714010490Video recording and reproducing apparatus with crosstalk reduction
724007484Magnetic recording and/or reproducing apparatus with chrominance crosstalk elimination
734007482Magnetic recording and/or reproducing apparatus

1976

743968514Magnetic recording and/or reproducing apparatus
753939485Magnetic recording and/or reproducing system
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Дата формирования списка: 03.04.2017