СПИСОК патентов США - подгруппа МПК16 H04N9/835


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№ п/п Номер патента Название патента

2017

19558546Three-dimensional object detection device, and three-dimensional object detection method

2016

29462341Second screen methods and arrangements

2005

36870884High-efficiency encoder and video information recording/reproducing apparatus

2001

46246827Deemphasis and subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal

2000

56134373System for recording and reproducing a wide bandwidth video signal via a narrow bandwidth medium
66104863Video signal encoded with additional detail information

1999

75909252High efficiency encoder and video information recording/reproducing apparatus
85857056Information recording and reproducing apparatus

1998

95841474High-efficiency encoder and video information recording/reproducing apparatus
105748834Recording/reproducing system wherein an analog stereo audio format is maintained and half the analog stereo signal is replaced by a digital stereo audio signal
115745635Adaptive deemphasis and reemphasis of high frequencies in video tape recording, utilizing a recorded control signal

1996

125576837Digital modulators for use with sub-nyquist sampling of raster-scanned samples of image intensity
135532820Digital modulators for use with sub-nyquist sampling of raster-scanned samples of image intensity
145500739Frequency-multiplexing FM luma signal with color and 2nd under signals having overlapping frequency spectra
155488482High-efficiency encoder and video information recording/reproducing apparatus

1995

165479264High-efficiency encoder and video information recording/reproducing apparatus
175442451Helical scan recording/reproducing device for simultaneously helically recording/reproducing both video and audio signals
185438425Frequency drop out detector circuit and method thereof
195428485Video tape recorder with PCM audio recording with device for detecting irregularities in the video signal
205416598Combined image pickup and signal recorder for video signals derived from images having different aspect ratios
215414567Magnetic recording and reproducing device
225408364Rotary head VTR which records video and PCM signals in respective areas of a slant track and a subcode therebetween
235402277Audio signal reproducing apparatus

1994

245359463Record/reproduce apparatus having means for switching automatically between different types of audio
255337193Apparatus for selectively recording and/or reproducing a video signal with a PCM audio signal or with an FM audio signal
265323274Reproducing apparatus
275319501Magnetic recording and reproducing apparatus which records analog time-base-compressed audio signals along with video signals

1993

285267319Method and apparatus for troubleshooting the stereo audio circuits of a Beta type VCR
295260800Apparatus and method for high-speed video tape duplication from master disk
305249052Image display system with compressed video signal recording and display
315233484Audio signal reproducing apparatus
325227891Method of recording fine color video signal on optical recording media and method of reproducing thus recorded fine color video signal
335191487Helical-scan-type VTR with echo effect playback

1992

345157509Information signal recording apparatus performing a cueing function
355150218Video tape recorder with recording of a code to identify picture aspect ratio
365142419Audio signal reproducing apparatus
375132807Recording apparatus for recording main information with additional information
385128775Method for playing analog and digital video signals in a predetermined order from a composite disk
395124852Magnetic tape recording apparatus
405115324Information signal recording apparatus performing a cueing function
415083212Apparatus and method for recording a color television signal on an optical disc

1991

425073886Signal reproducing circuitry and signal reproducing method for optical disc player
435063457Wide-band video signal recording apparatus by using frequency interleave
445027229Magnetic recording apparatus and magnetic recording/reproducing apparatus
455017841FM demodulator
465003407Apparatus for selectively reproducing a video signal and a digitized audio signal recorded on a record medium with one of a plurality of recording densities
474984093Video recorder with increased bandwidth recording

1990

484965674Recording and reproducing system with selective matrix conversion
494930024Variable speed magnetic medium recording and playback apparatus
504901159Magnetic recording apparatus for recording video and two kinds of audio signals

1989

514870507Video tape recorder system
524864423Information recording disc and information signal recording apparatus therefor
534812920Wide band video signal recording apparatus
544802159Information recording disc and information signal recording apparatus therefor

1988

554792862Apparatus for recording a frequency modulated video signal with selective emphasis of its low frequency components
564768104Video disk recorder and playback unit
574763206Apparatus for recording video and audio signals
584758903Apparatus for recording and reproducing video signal and digital signal other than video signal
594748517PCM audio signal reproducing apparatus
604743977VTR having magnetic-head array capable of recording/reproducing signals of a plurality of recording systems
614725900Apparatus employing adjustable modulation index for reducing cross talk between recorded audio and video signals
624724494Tracking apparatus responsive to multiple frequency-modulated carriers on different tracks
634724492Recording disk data playback apparatus
644719520Method and apparatus for setting recording current in perpendicular magnetic recording apparatus
654719518Magnetic recording apparatus for carrying out recording by selectively using one of two kinds of recording systems

1987

664709275Apparatus for magnetically recording and/or reproducing two-channel audio signals together with a color video signal in successive oblique tracks on a magnetic tape
674703367Recording disk data playback apparatus
684698695Recording disk data playback apparatus
694698693Audio magnetic recording and/or reproducing apparatus utilizing frequency modulation
704691246Apparatus for multiplex recording and reproduction of audio and video signals
714682245Video and audio signal recording, reproducing and editing apparatus with replacement of viewed luminance signal component during insert audio editing mode
724675749Disc player system with digital information demodulation operation
734672468Magnetic recording apparatus with recording of first and second sound signals
744654724Recording method for video and audio signals in magnetic picture recording system
754651230Apparatus for detecting and compensating drop-outs in an audio and video signal
764647983Method and apparatus for recording and/or reproducing color video signal

1986

774630134System for recording and reproducing multiplex information
784622597Sound and video multiplex recording system
794613912Recording and reproducing apparatus for a video tape recorder
804607293Magnetic recording and reproduction system
814604659Apparatus for detecting a drop-out in a magnetic recording/reproducing apparatus
824591924Multiplex magnetic recording and reproduction system
834580174Apparatus for recording and/or reproducing video and audio signals
844571641Information recording device
854564868Video tape recorder having improved audio characteristics

1985

864559567Apparatus for recording and/or reproducing video and audio signals
874556917Magnetic recording/reproducing apparatus for video and sound
884555735Interconnection system between image pickup device and recording device
894549236Information recording device for video and sound
904533961Magnetic recording apparatus with level adjusting means for mixed luminance, chrominance, audio and pilot signals
914527203Apparatus for reproducing video and audio signals
924509083Head tracking control for video tape recorder
934499502Compressed bandwidth frequency modulation signal format apparatus and method
944492986VTR With high-quality audio recording system

1984

954490754Video recorder with reduced audio interference
964490753Audio signal recording and reproducing circuit
974490751Apparatus for recording and/or reproducing video and audio signals
984486789Magnetic recording and/or reproducing apparatus
994480273Information recording device
1004477840Video recorder
1014476501Audio signal recording and/or reproducing system for eliminating audio crosstalk
1024464684Video recorder providing transient-free audio signals
1034455580Video recorder
1044453186Video and sound signal recording and reproducing device

1983

1054392160Playback system for video disk having plural information tracks

1981

1064266241Color signal encoding methods and apparatus for video recording and playback

1978

1074123774Color signal encoding methods and apparatus for video recording and playback

1976

1083989893Reproducing apparatus with drop out suppression circuit for audio and video signals
1093968513System for recording a color television signal with reduced bandwidth
1103962721Apparatus for reading a disc-shaped record carrier with video luminance and chrominance information
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017