СПИСОК патентов США - подгруппа МПК16 H04N9/793


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№ п/п Номер патента Название патента

2017

19595297Apparatuses and methods for defining color regimes

2016

29307211Image processing system, transmitting-side device and receiving-side device

2011

38018533Independent chrominance control method and system for images

2001

46330391VTR signal processing circuit

2000

56014180Automatic gain control loop circuit

1998

65848221Recording and reproduction of video signal
75844629Digital-to-analog video encoder with novel equalization

1997

85606424Simple high-band record modulation circuit in 8MM video tape recorder
95598273Recording control device and method utilizing a test signal having multiple frequencies

1996

105526136Method and apparatus for reproducing a video signal subject to pre-emphasis
115526126Signal processor for VTR which converts color under signals to color signals
125510853Automatic gain control circuit for stabilizing the level of a reproduced color signal

1995

135446539Magnetic recording and reproducing device with selective line noise canceling
145438558Image signal apparatus including clamping processing of image signal
155438424Video signal processing apparatus with image quality adjustment
165428455Apparatus for reducing noise in high-frequency band
175416641Magnetic recording/reproducing apparatus including a switch for selectively supplying a reference signal to the recording unit
185412482Signal line changeover circuit with emitter followers
195406380Film recorder with interface for user replaceable memory element
205404230Color burst phase correcting color signal reproducing circuit
215400149Magnetic recording apparatus having improved detail emphasis circuit
225392074Level detection circuit and ACC circuit employing the level detection circuit
235386296Chroma burst detection system

1994

245355256Video signal reproducing apparatus having diverse still picture reproduction modes
255347319Circuit for regulating the color subcarrier amplitude in a video recorder
265293245Video demodulation apparatus with moire component cancellation
275283659Apparatus and method of high vision signal recording using expansion techniques and digital drop-out compensation

1993

285267022Video signal processing apparatus for videotape recorder/reproducer capable of effecting vertical (and horizontal) emphasis and deemphasis on chrominance signals
295260843Magnetic recording and reproducing apparatus with individual correction of amplitude variations of recording currents supplied to plural rotary magnetic heads
305260784Multi-loop testing apparatus with field memory
315257109Magnetic recording and reproducing apparatus
325249064Noise canceller for use in a magnetic reproducing apparatus
335227891Method of recording fine color video signal on optical recording media and method of reproducing thus recorded fine color video signal
345225913Magnetic recorder and regenerator
355218447Method and apparatus for identifying the reproduction mode of a video tape recorder
365204754Video signal processing apparatus for restoring an interlaced video signal stored in a memory
375194963Dual deck videocassette recorder system
385187590Luminance signal recording circuit and method for maintaining compatibility in reproducing between different video systems

1992

395166806Apparatus for playing disks having different types of video signals recorded thereon
405144434Video signal processing device using look-up table
415142378Low band converter for use in a video tape recorder
425142376Image signal recording and reproducing system with pilot signal phase-locked with a synchronizing signal
435124807Dual deck videocassette recorder system
445121266Magnetic recording/reproducing apparatus
455097345Magnetic video recording apparatus
465084767Television signal recording and reproducing system using optical recording medium
475083211Method and apparatus for optimizing video recording and reproduction

1991

485073886Signal reproducing circuitry and signal reproducing method for optical disc player
495070398Contour compensator for carrier chrominance signal
505053890Magnetic recording and reproducing apparatus
515029012Magnetic recorder and regenerator
524994923Video signal recording and reproducing apparatus with signal processing circuit for improvement of picture quality
534992891Dual record/read head video recording and playback apparatus with fade-in function

1990

544956726Information signal reproducing apparatus in which control signal condition and information signal level are varied so as to correspond

1989

554864435Magnetic record erase circuit
564827357Apparatus for copying modulated video signals from recording medium to recording medium including color and chroma correction
574802016Video noise reduction system with signal emphasis preceding FM modulation upper-band luminance
584796096Circuit for processing color video signal

1988

594792862Apparatus for recording a frequency modulated video signal with selective emphasis of its low frequency components
604779032Drive device
614758903Apparatus for recording and reproducing video signal and digital signal other than video signal
624723175Video signal reproducing apparatus for reproducing recorded video signal from a magnetic recording medium
634719518Magnetic recording apparatus for carrying out recording by selectively using one of two kinds of recording systems

1987

644700239Differential gain and differential phase compensator circuit of a video signal
654689665Gated control circuit
664673970Chrominance signal processing system
674668988Non-linear digital emphasis circuit
684647983Method and apparatus for recording and/or reproducing color video signal

1986

694626927Recording and reproducing apparatus for recording and reproducing a carrier chrominance signal with pre-emphasis and de-emphasis
704613912Recording and reproducing apparatus for a video tape recorder
714612585Chrominance signal recording and reproducing apparatus
724608611Color video signal recording and/or reproducing system using overlap recording of FM luminance signal over frequency converted carrier chrominance signal

1985

734556917Magnetic recording/reproducing apparatus for video and sound
744549225Color video signal processing circuit for performing level control and time axis deviation compensation
754524380Chroma signal recording and reproducing circuit
764500931Signal sampling gate circuit

1984

774485396Automatic chroma filter
784445142Method and apparatus for frequency characteristic compensation of television signals reproduced from a tape record with reference to position of synchronizing signals on the tape
794433255Signal sampling gate circuit
804430674Color video signal processing circuit

1983

814417284Gain control circuit for a video tape recorder wherein the chrominance is gain controlled in response to the luminance signal as well as the chrominance signal
824400742Magnetic recording and reproducing apparatus for color video signals
834396953Color video signal dubbing system for collating the outputs of signal sources
844393412Automatic chroma level control circuit for compensating both slow and rapid chroma level changes
854384302Composite video signal limiter
864370680Color signal processing device for video recorder
874370679Gain correction system for videodisc player apparatus

1982

884359756Chrominance signal limiter
894356506Automatic chrominance control circuit for a color video tape recorder
904348692VTR With equalizer
914316213Video processor employing variable amplitude compression of the chrominance component

1981

924300172Playback system with amplitude correction for frequency modulated signals
934283737Video signal reproducing apparatus with circuit avoiding skew distortion when operated at abnormal speed and/or direction
944268854System for transmitting carrier chrominance signals of color video signals
954247866Nested loop video disc servo system

1980

964209800Magnetic color video recording and reproducing system with color killer circuit

1979

974143396Digital chrominance separating and processing system and method

1978

984122492DC restoration utilizing the color burst signal
994110798Frequency response equalizer
1004084176Pilot signal processing means for video recording apparatus
1014077047Color killer enhancement in a video signal recording/playback system
1024068257Color video signal recording and/or reproducing system
1034068256Video recording apparatus with color killer

1977

1044041526Control of automatic color control and color killer circuits in video signal reproducing apparatus
1054034397Pilot signal luminance correction means for video recording apparatus
1064030120Processing arrangement and correcting device for color television signals
1074007485Color video signal reproducing apparatus

1976

1083975759Color killer circuit system video tape recorder
1093949414Gain control device of video signal reproducing apparatus
1103947871Color video signal reproducing apparatus
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017