ES2026549T3 - Metodos y aparatos para grabar y/o reproducir datos en forma digital. - Google Patents

Metodos y aparatos para grabar y/o reproducir datos en forma digital.

Info

Publication number
ES2026549T3
ES2026549T3 ES198787309777T ES87309777T ES2026549T3 ES 2026549 T3 ES2026549 T3 ES 2026549T3 ES 198787309777 T ES198787309777 T ES 198787309777T ES 87309777 T ES87309777 T ES 87309777T ES 2026549 T3 ES2026549 T3 ES 2026549T3
Authority
ES
Spain
Prior art keywords
data
error correction
codes
record
tape
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
ES198787309777T
Other languages
English (en)
Inventor
Kouzou Cno Patent Div. Sony Corporation Kaminaga
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 ES2026549T3 publication Critical patent/ES2026549T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • 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
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1809—Pulse code modulation systems for audio signals by interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H04N5/945—Signal drop-out compensation for signals recorded by pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

EN ESTE APARATO PARA GRABAR Y/O REPRODUCIR DATOS DIGITALES TALES COMO DATOS DE VIDEO (104, 114A, 114B) SON CODIFICADOS CON CODIGOS DE CORRECCION DE ERROR INCLUYENDO CODIGOS EXTERIORES E INTERIORES DE FORMA QUE LOS NUMEROS PREDETERMINADOS RESPECTIVOS DE LOS SIMBOLOS O PALABRAS FORMAN BLOQUES CORRESPONDIENTES A LOS CUALES SE A/ADEN DATOS SINCRONIZADOS Y SE GRABAN ENTONCES EN CINTAS OBLICUAS DE UN SISTEMA DE GRABADO TAL COMO UN GRABADOR MAGNETICO (T) CON CABEZAS GIRATORIAS (118A, 118B) DONDE LOS SIMBOLOS REDUNDANTES DE LOS CODIGOS DE CORRECCION DE ERROR EXTERIORES SEGUIDOS POR LOS DATOS DE INFORMACION Y LOS CODIGOS DE CORRECCION DE ERROR INTERIORES SE GRABAN EN EL COMIENZO DE CADA CINTA, ASI QUE INCLUSO SI LOS DATOS REPRODUCIDOS DE LA PORCION DEL COMIENZO DEL GRABADOR (T) CONTIENEN ERRORES, LOS DATOS DE INFORMACION NO ESTAN MUY INFLUENCIADOS POR LOS ERRORES.
ES198787309777T 1986-11-05 1987-11-04 Metodos y aparatos para grabar y/o reproducir datos en forma digital. Expired - Lifetime ES2026549T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61263021A JP2526875B2 (ja) 1986-11-05 1986-11-05 デイジタル情報記録装置

Publications (1)

Publication Number Publication Date
ES2026549T3 true ES2026549T3 (es) 1992-05-01

Family

ID=17383781

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787309777T Expired - Lifetime ES2026549T3 (es) 1986-11-05 1987-11-04 Metodos y aparatos para grabar y/o reproducir datos en forma digital.

Country Status (10)

Country Link
US (1) US4882732A (es)
EP (1) EP0267029B1 (es)
JP (1) JP2526875B2 (es)
KR (1) KR960013768B1 (es)
CN (1) CN1010134B (es)
AT (1) ATE69117T1 (es)
AU (1) AU604778B2 (es)
CA (1) CA1326901C (es)
DE (1) DE3774244D1 (es)
ES (1) ES2026549T3 (es)

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Also Published As

Publication number Publication date
KR960013768B1 (ko) 1996-10-10
JP2526875B2 (ja) 1996-08-21
EP0267029A1 (en) 1988-05-11
JPS63117372A (ja) 1988-05-21
DE3774244D1 (de) 1991-12-05
CN87107379A (zh) 1988-06-22
AU8067387A (en) 1988-05-12
ATE69117T1 (de) 1991-11-15
EP0267029B1 (en) 1991-10-30
US4882732A (en) 1989-11-21
CN1010134B (zh) 1990-10-24
CA1326901C (en) 1994-02-08
AU604778B2 (en) 1991-01-03
KR880006643A (ko) 1988-07-23

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