ES2098298T3 - Aparato para la grabacion magnetica de datos digitales. - Google Patents

Aparato para la grabacion magnetica de datos digitales.

Info

Publication number
ES2098298T3
ES2098298T3 ES91118662T ES91118662T ES2098298T3 ES 2098298 T3 ES2098298 T3 ES 2098298T3 ES 91118662 T ES91118662 T ES 91118662T ES 91118662 T ES91118662 T ES 91118662T ES 2098298 T3 ES2098298 T3 ES 2098298T3
Authority
ES
Spain
Prior art keywords
data
circuit
track
encoding
encoding circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES91118662T
Other languages
English (en)
Inventor
Akihiro Uetake
Naofumi Yanagihara
Keiji Kanota
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ES2098298T3 publication Critical patent/ES2098298T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
    • H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
  • Television Signal Processing For Recording (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)

Abstract

UN VTR DIGITAL, ESTA EQUIPADO CON UN CIRCUITO DE PLACA SEGMENTADO (5) PARA TRANSFORMAR UNA IMAGEN DE ENTRADA DIGITAL EN INFORMACION SEGMENTADA DENTRO DE ELEMENTOS EN PLACA DE IMAGEN, UN CIRCUITO CODIFICADO (8), PARA CONDENSAR Y CODIFICAR LA SALIDA DE INFORMACION DEL CIRCUITO DE PLACA SEGMENTADO, PLACA POR PLACA, UN CANAL DE CIRCUITO CODIFICADO (11), PARA CODIFICAR EL CANAL DE LA SALIDA DE INFORMACION CODIFICADA DESDE EL CIRCUITO CODIFICADO, UN CIRCUITO CODIFICADO DE SEÑAL DE AUDIO (15) PARA CODIFICAR LA ENTRADA DE LA SEÑAL DE AUDIO DIGITAL, Y UN CIRCUITO ADICIONAL GENERADOR DE CODIGOS, PARA GENERAR UN CONTROL DE CODIGOS ADICIONAL QUE INCLUYE UNA SUBINFORMACION. LA IMAGEN CODIFICADA DEL CIRCUITO DE CANAL CODIFICADO (11) , LA SALIDA DE INFORMACION AUDIO CODIFICADA DEL CIRCUITO CODIFICADO DE SEÑAL DE AUDIO (15), EL CODIGO DE CONTROL ADICIONAL, Y LA SEÑAL DE INFORMACION PILOTO PARA RASTREAR, SON GRABADOS EN TRAYECTORIAS OBLICUAS (TA, TB), MARCADAS EN UNA CINTA MAGNETICA (78), POR UNA CABEZA O CABEZAS MAGNETICAS (13A, 13B) MONTADAS EN UNA BOBINA ROTATORIA (76), CON CADA TRAYECTORIA OBLICUA (TA, TB), TENIENDO LA SEÑAL DE INFORMACION PILOTO, GRABADA POR LO MENOS, ADYACENTE A LA ULTIMA PORCION DE LA TRAYECTORIA (TA , TB) DONDE LA CABEZA MAGNETICA (13A, 13B) ENTRA EN CONTACTO CON DICHA TRAYECTORIA (TA, TB), LA SUBINFORMACION GRABADA EN LA OTRA PARTE FINAL, DONDE LA CABEZA MAGNETICA (13A, 13B) ABANDONA LA TRAYECTORIA (TA, TB) Y LA SEÑAL DE IMAGEN, Y LA SEÑAL DE AUDIO GRABADAS, EN LA PORCION INTERMEDIA DE LA TRAYECTORIA (TA, TB), ASI AMBAS INFORMACIONES, IMAGEN Y AUDIO, PUEDEN SER REPRODUCIDAS CON UNA GRAN CALIDAD, MIENTRAS LA SUBINFORMACION PUEDE SER PUESTA MARCHA ATRAS CON UNA RELATIVA GRAN EXACTITUD.
ES91118662T 1990-10-31 1991-10-31 Aparato para la grabacion magnetica de datos digitales. Expired - Lifetime ES2098298T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29467290 1990-10-31
JP6877791A JP2848001B2 (ja) 1990-10-31 1991-03-08 ディジタルデータの磁気記録装置

Publications (1)

Publication Number Publication Date
ES2098298T3 true ES2098298T3 (es) 1997-05-01

Family

ID=26409971

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91118662T Expired - Lifetime ES2098298T3 (es) 1990-10-31 1991-10-31 Aparato para la grabacion magnetica de datos digitales.

Country Status (6)

Country Link
EP (1) EP0483873B1 (es)
JP (1) JP2848001B2 (es)
AT (1) ATE147222T1 (es)
CA (1) CA2054392C (es)
DE (1) DE69123940T2 (es)
ES (1) ES2098298T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW266292B (es) * 1992-10-30 1995-12-21 Philips Electronics Nv
EP0595411B1 (en) * 1992-10-30 1999-01-20 Koninklijke Philips Electronics N.V. Arrangement for recording a digital signal in a track on a magnetic record carrier
US5615056A (en) * 1992-12-04 1997-03-25 Sony Corporation Apparatus for recording and reproducing a digital video and audio signal
TW323875U (en) * 1992-12-04 1997-12-21 Sony Corp Digital video and audio signal recording and reproducing apparatus
JP3443938B2 (ja) * 1994-03-31 2003-09-08 ソニー株式会社 ディジタル信号処理装置
JP2897679B2 (ja) * 1995-03-28 1999-05-31 株式会社日立製作所 ディジタル信号記録装置
EP0750430B1 (en) * 1995-06-08 2002-03-06 Sony Corporation Recording and reproducing video data
TW307005B (es) * 1995-06-08 1997-06-01 Sony Co Ltd
AU764308B2 (en) * 1999-02-17 2003-08-14 Matsushita Electric Industrial Co., Ltd. Information recording medium, apparatus and method for performing after-recording on the recording medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2059135B (en) * 1979-09-21 1983-11-30 Rca Corp Tape format having both video and audio information on same tracks and apparatus for recording and/or replaying same
CA1215174A (en) * 1983-06-29 1986-12-09 Masaharu Kobayashi Rotary head type pcm recorder
GB2220521B (en) * 1988-06-07 1993-04-28 Mitsubishi Electric Corp Digital signal recording method a digital video tape recorder and a recorded tape
JP2684695B2 (ja) * 1988-08-05 1997-12-03 キヤノン株式会社 データ記録装置
US5136391A (en) * 1988-11-02 1992-08-04 Sanyo Electric Co., Ltd. Digital video tape recorder capable of accurate image reproduction during high speed tape motion
SG52321A1 (en) * 1990-03-05 1998-09-28 Mitsubishi Electric Corp Variable length coding method

Also Published As

Publication number Publication date
EP0483873A2 (en) 1992-05-06
JPH04216305A (ja) 1992-08-06
CA2054392C (en) 2001-07-10
JP2848001B2 (ja) 1999-01-20
EP0483873B1 (en) 1997-01-02
DE69123940T2 (de) 1997-04-30
CA2054392A1 (en) 1992-05-01
DE69123940D1 (de) 1997-02-13
ATE147222T1 (de) 1997-01-15
EP0483873A3 (en) 1993-02-24

Similar Documents

Publication Publication Date Title
AU556585B2 (en) Field-compressed digital audio vtr
CA2182057A1 (en) Data coding/decoding method and apparatus and coded data recording medium
DE69220316D1 (de) Plattenaufzeichnungs- und Wiedergabegerät und Platte
GB2117553A (en) Apparatus for recording an information signal comprising a video signal and an audio signal
AU5210993A (en) Apparatus and method for recording and reproducing a digital video and audio signal
ES2098298T3 (es) Aparato para la grabacion magnetica de datos digitales.
EP0150992A3 (en) Methods of and apparatus for recording digital signals
ATE154740T1 (de) Aufzeichnungs- und/oder wiedergabegerät mit mitteln zur schaffung eines nachaufzeichnungsbereiches
DE3371458D1 (en) Video and audio signal reproducing apparatus
EP0368511A3 (en) Synchronization of record media transports
EP0794531A3 (en) Digital signal recording/ reproducing apparatus and recording method
US5276559A (en) Technique for recording and reproducing low rate data in a helical vehicle scan recorder having a stationary time code signal reproduce magnetic head
MY121377A (en) Magnetic recording method and apparatus for digital signals, magnetic reproducing method and apparatus for digital signals and tape-shaped recording medium
EP0505983A3 (en) Magnetic head and a digital recording magnetic head
EP0593214A3 (en) Method and apparatus for multichannel recording and reproducing
MY116895A (en) Magnetic-tape recording/reproducing arrangement comprising a coding device.
GB2079516B (en) Recording digital data
KR100197365B1 (ko) 디지탈 브이 씨 알의 배속 재생을 위한 영상 데이타 기록 장치
MY113312A (en) Method and apparatus for reproducing digital video signals
EP0430268A3 (en) Magnetic recording and playback apparatus
DE69712828D1 (de) Aufzeichnung von einem datenreduzierten digitalen videosignal in schrägen spuren auf einem aufzeichnungsträger
TW257864B (en) Digital tape
MX9702872A (es) Derivacion de corriente de reproduccion trucada para grabacion de video digital pregrabado.
KR960019082A (ko) 트릭플레이를 위한 디지탈 비디오 테이프의 포맷, 기록과 재생 방법 및 그 장치들
KR950002485A (ko) 디지탈 영상기록장치

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 483873

Country of ref document: ES