ES8800479A1 - Metodo y aparato para leer informacion registrada en un disco de datos y registrar esta informacion en un segundo disco del mismo formato. - Google Patents

Metodo y aparato para leer informacion registrada en un disco de datos y registrar esta informacion en un segundo disco del mismo formato.

Info

Publication number
ES8800479A1
ES8800479A1 ES552042A ES552042A ES8800479A1 ES 8800479 A1 ES8800479 A1 ES 8800479A1 ES 552042 A ES552042 A ES 552042A ES 552042 A ES552042 A ES 552042A ES 8800479 A1 ES8800479 A1 ES 8800479A1
Authority
ES
Spain
Prior art keywords
data information
magnetic recordings
disc
copying
track changing
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
Application number
ES552042A
Other languages
English (en)
Other versions
ES552042A0 (es
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.)
Tape Automation Ltd
Original Assignee
Tape Automation Ltd
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 Tape Automation Ltd filed Critical Tape Automation Ltd
Publication of ES552042A0 publication Critical patent/ES552042A0/es
Publication of ES8800479A1 publication Critical patent/ES8800479A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing
    • G11B20/182—Testing using test patterns
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Soft Magnetic Materials (AREA)
  • Thin Magnetic Films (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)

Abstract

METODO Y APARATO PARA LA LECTURA DE LA INFORMACION REGISTRADA EN UN DISCO DE DATOS Y POSTERIOR REGISTRO EN UN SEGUNDO DISCO DEL MISMO FORMATO. EL APARATO CONSTA DE UN MICROPROCESAROR (30) QUE ESTA EN COMUNICACION BILATERAL CON UNA UNIDAD DE CONTROL DE DISCO MAESTRO (31) QUE CONTROLA EL FUNCIONAMENTO DE UNA UNIDAD DE ACCIONAMIENTO (32) DE DISCO MAESTRO; DE UNA CABEZA MAGNETICA DE LECTURA-REGISTRO PARA EFECTUAR LA LECTURA DE LA INFORMACION REGISTRADA EN EL DISCO Y PARA PRODUCIR UNA SEÑAL ELECTRICA REPRESENTATIVA DE LA MISMA; Y DE UN SISTEMA DE DESPLAZAMIENTO RADIAL DE LA CABEZA DE LECTURA-REGISTRO CON EL FIN DE DETERMINAR LA PISTA EN LA CUAL ESTA DISPUESTA EN CUALQUIER MOMENTO LA CABEZA DE LECTURA-REGISTRO.
ES552042A 1985-02-25 1986-02-14 Metodo y aparato para leer informacion registrada en un disco de datos y registrar esta informacion en un segundo disco del mismo formato. Expired ES8800479A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858504765A GB8504765D0 (en) 1985-02-25 1985-02-25 Magnetic recordings

Publications (2)

Publication Number Publication Date
ES552042A0 ES552042A0 (es) 1987-11-16
ES8800479A1 true ES8800479A1 (es) 1987-11-16

Family

ID=10575025

Family Applications (1)

Application Number Title Priority Date Filing Date
ES552042A Expired ES8800479A1 (es) 1985-02-25 1986-02-14 Metodo y aparato para leer informacion registrada en un disco de datos y registrar esta informacion en un segundo disco del mismo formato.

Country Status (11)

Country Link
US (1) US4725899A (es)
EP (1) EP0215046B1 (es)
JP (1) JPS62501941A (es)
KR (1) KR870700163A (es)
AT (1) ATE53139T1 (es)
AU (1) AU5516186A (es)
CA (1) CA1258525A (es)
DE (1) DE3671558D1 (es)
ES (1) ES8800479A1 (es)
GB (1) GB8504765D0 (es)
WO (1) WO1986005027A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827357A (en) * 1986-05-24 1989-05-02 Fuji Photo Film Co., Ltd. Apparatus for copying modulated video signals from recording medium to recording medium including color and chroma correction
JP2625754B2 (ja) * 1987-09-08 1997-07-02 松下電器産業株式会社 光学式ディスク再生装置
US5777811A (en) * 1996-07-17 1998-07-07 Computer Performance, Inc. Digital data duplicating system
TW342495B (en) * 1996-07-22 1998-10-11 Matsushita Electric Ind Co Ltd Master information carrier, method of producing the same, and method for recording master information signal on magnetic recording medium
JP3329259B2 (ja) 1998-03-20 2002-09-30 松下電器産業株式会社 マスター情報担体、および、磁気記録媒体の製造方法
JP3361740B2 (ja) 1998-03-23 2003-01-07 松下電器産業株式会社 マスター情報磁気記録装置及び磁気記録媒体の製造方法
JP3344651B2 (ja) 1998-10-29 2002-11-11 松下電器産業株式会社 マスター情報担体を用いた磁気記録媒体の製造方法
JP4130884B2 (ja) * 2002-09-09 2008-08-06 ソニー株式会社 再生装置、再生方法
US6987631B2 (en) * 2002-11-15 2006-01-17 Iomega Corporation Data read/write method and apparatus
US9823962B2 (en) * 2015-04-22 2017-11-21 Nxp Usa, Inc. Soft error detection in a memory system
US10013192B2 (en) 2016-08-17 2018-07-03 Nxp Usa, Inc. Soft error detection in a memory system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771143A (en) * 1972-06-01 1973-11-06 Burroughs Corp Method and apparatus for providing alternate storage areas on a magnetic disk pack
US3805284A (en) * 1972-09-18 1974-04-16 Burroughs Corp Digital data copy duplication method and apparatus utilizing bit to bit data verification
JPS5814616B2 (ja) * 1974-09-28 1983-03-19 バスフ アクチェン ゲゼルシャフト ジキキロクタンタイトクニジキエンバンノ ザンリユウジソクミツドノヒハカイソクテイソウチ
GB1554641A (en) * 1975-08-11 1979-10-24 Casio Computer Co Ltd Data-recording device
US4375655A (en) * 1981-01-02 1983-03-01 Memory Control Technology Corporation Universal digital data copying system
JPS57162583A (en) * 1981-03-30 1982-10-06 Sony Corp Static picture peproducer
US4471390A (en) * 1982-06-25 1984-09-11 Dennison Manufacturing Company Flexible diskette data duplication

Also Published As

Publication number Publication date
ES552042A0 (es) 1987-11-16
EP0215046B1 (en) 1990-05-23
GB8504765D0 (en) 1985-03-27
DE3671558D1 (de) 1990-06-28
AU5516186A (en) 1986-09-10
KR870700163A (ko) 1987-03-14
US4725899A (en) 1988-02-16
EP0215046A1 (en) 1987-03-25
JPS62501941A (ja) 1987-07-30
ATE53139T1 (de) 1990-06-15
CA1258525A (en) 1989-08-15
WO1986005027A1 (en) 1986-08-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970303