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ES8703219A1 - Aparato para convertir una informacion numerica en una senal numerica de codigo nrzi. - Google Patents

Aparato para convertir una informacion numerica en una senal numerica de codigo nrzi.

Info

Publication number
ES8703219A1
ES8703219A1 ES535476A ES535476A ES8703219A1 ES 8703219 A1 ES8703219 A1 ES 8703219A1 ES 535476 A ES535476 A ES 535476A ES 535476 A ES535476 A ES 535476A ES 8703219 A1 ES8703219 A1 ES 8703219A1
Authority
ES
Spain
Prior art keywords
numerical
convert
signal
numerical information
nrzi code
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
ES535476A
Other languages
English (en)
Other versions
ES535476A0 (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.)
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
Publication of ES8703219A1 publication Critical patent/ES8703219A1/es
Publication of ES535476A0 publication Critical patent/ES535476A0/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Dc Digital Transmission (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

APARATO PARA CONVERTIR UNA INFORMACION NUMERICA EN UNA SEÑAL NUMERICA DE CODIGO NRZI. CONSTA DE UN PRIMER DISPOSITIVO PARA DETECTAR SI EL VALOR DE CADA UNO DE LOS BITIOS DE NUMERO PAR DE LA INFORMACION NUMERICA ES UN CERO DIGITAL; DE UN SEGUNDO DISPOSITIVO PARA DETECTAR SI DOS BITIOS DE NUMERO PAR DETECTADOS QUE TIENEN UN VALOR NUMERICO CERO Y UN BITIO DE NUMERO IMPAR PRECEDENTE, TIENEN UN COMPONENTE DE CORRIENTE CONTINUA; DE UN DISPOSITIVO PARA PRODUCIR UNA SEÑAL DE DETECCION DE ACUERDO CON EL RESULTADO DE LA SEGUNDA DETECCION; Y DE UN DISPOSITIVO PARA CONVERTIR LA INFORMACION NUMERICA EN UNA SEÑAL NUMERICA DE CODIGO NRZI, UTILIZANDO PARA ELLO LA SEÑAL DE DETECCION.
ES535476A 1983-08-29 1984-08-28 Aparato para convertir una informacion numerica en una senal numerica de codigo nrzi. Expired ES8703219A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58157643A JPS6048645A (ja) 1983-08-29 1983-08-29 情報変換装置

Publications (2)

Publication Number Publication Date
ES8703219A1 true ES8703219A1 (es) 1987-02-01
ES535476A0 ES535476A0 (es) 1987-02-01

Family

ID=15654204

Family Applications (3)

Application Number Title Priority Date Filing Date
ES535476A Expired ES8703219A1 (es) 1983-08-29 1984-08-28 Aparato para convertir una informacion numerica en una senal numerica de codigo nrzi.
ES556795A Expired ES8800543A1 (es) 1983-08-29 1986-06-25 Aparato para realizar simultaneamente una conversion de una informacion numerica en una senal numerica de codigo nrzi y la decodificacion
ES556794A Expired ES8800542A1 (es) 1983-08-29 1986-06-25 Aparato para decodificar una informacion numerica de codigo nrzi

Family Applications After (2)

Application Number Title Priority Date Filing Date
ES556795A Expired ES8800543A1 (es) 1983-08-29 1986-06-25 Aparato para realizar simultaneamente una conversion de una informacion numerica en una senal numerica de codigo nrzi y la decodificacion
ES556794A Expired ES8800542A1 (es) 1983-08-29 1986-06-25 Aparato para decodificar una informacion numerica de codigo nrzi

Country Status (17)

Country Link
US (1) US4617552A (es)
JP (1) JPS6048645A (es)
KR (1) KR920005361B1 (es)
AT (1) AT394464B (es)
AU (3) AU576515B2 (es)
BE (1) BE900451A (es)
BR (1) BR8404315A (es)
CA (1) CA1224273A (es)
CH (2) CH661624A5 (es)
DE (1) DE3431777A1 (es)
DK (1) DK168782B1 (es)
ES (3) ES8703219A1 (es)
FR (1) FR2551277B1 (es)
GB (3) GB2146206B (es)
IT (1) IT1175662B (es)
NL (1) NL192362C (es)
SE (3) SE458165B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833471A (en) * 1984-03-26 1989-05-23 Canon Kabushiki Kaisha Data processing apparatus
US4786890A (en) * 1987-07-28 1988-11-22 International Business Machines Corporation Method and apparatus for implementing a PRML code
JPH01107373A (ja) * 1987-10-21 1989-04-25 Sony Corp データ再生装置
CA2019821C (en) * 1988-12-28 1995-04-25 Shoichi Takahashi Signal conversion circuit
EP0413076B1 (en) * 1989-08-16 1995-01-18 International Business Machines Corporation Data coding for fast start-up of PRML receivers
EP0471130B1 (en) * 1990-08-16 1995-12-06 International Business Machines Corporation Coding method and apparatus for pipelined and parallel processing
JP2691480B2 (ja) * 1991-05-20 1997-12-17 富士通株式会社 ２ｂ４ｂ符号則逆変換におけるディスパリティ検出回路
DE69328642T2 (de) * 1992-02-19 2001-01-11 Mitsubishi Denki K.K., Tokio/Tokyo Datenumsetzungsverfahren und Aufzeichnungs-/Wiedergabegerät zur Durchführung desselben
JP3224418B2 (ja) * 1992-05-21 2001-10-29 パイオニア株式会社 記録データ列２次変調方法
EP0652562B1 (en) * 1993-11-10 2001-10-17 STMicroelectronics S.r.l. Programmable single/dual output data streams RLL/NRZ decoder
US5544178A (en) * 1994-06-10 1996-08-06 Cirrus Logic, Inc. Method and apparatus for encoding data in a PRML class-IV digital communication channel
US5644601A (en) * 1994-10-31 1997-07-01 Symbol Technologies, Inc. Method and apparatus for bias suppression in a VCO based FM transmission system
US6295010B1 (en) * 1998-07-02 2001-09-25 Seagate Technology, Llc 8B/10B encoder system and method
JP2000105981A (ja) * 1998-09-29 2000-04-11 Toshiba Corp データ変換方法および装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562742A (en) * 1966-05-04 1971-02-09 Nippon Electric Co Reversible code converter
US3810111A (en) * 1972-12-26 1974-05-07 Ibm Data coding with stable base line for recording and transmitting binary data
DE2947874C2 (de) * 1979-11-28 1985-03-21 Institut für Rundfunktechnik GmbH, 8000 München Einrichtung zum Aufzeichnen von Videosignalen in digitaler Form auf einen magnetischen Informationsträger sowie Einrichtung zum Abnehmen von in digitaler Form aufgezeichneten Videosignalen auf einem magnetischen Informationsträger
JPS57154610A (en) * 1981-03-20 1982-09-24 Fujitsu General Ltd Digital modulating and demodulating system
JPS57176866A (en) * 1981-04-24 1982-10-30 Sony Corp Encoder of binary signal
GB2109200B (en) * 1981-09-15 1985-07-03 British Broadcasting Corp Digital data encoding
US4486739A (en) * 1982-06-30 1984-12-04 International Business Machines Corporation Byte oriented DC balanced (0,4) 8B/10B partitioned block transmission code

Also Published As

Publication number Publication date
GB2184924A (en) 1987-07-01
SE467030B (sv) 1992-05-11
CA1224273A (en) 1987-07-14
CH661624A5 (fr) 1987-07-31
KR920005361B1 (ko) 1992-07-02
JPH0548016B2 (es) 1993-07-20
SE8404288L (sv) 1985-03-01
ES8800543A1 (es) 1987-10-16
AU576515B2 (en) 1988-09-01
BR8404315A (pt) 1985-07-30
AU1886788A (en) 1988-10-06
ES8800542A1 (es) 1987-10-16
SE8802733L (sv) 1988-07-27
GB2184923A (en) 1987-07-01
DE3431777C2 (es) 1993-05-06
AU3226184A (en) 1985-03-07
ES556794A0 (es) 1987-10-16
DK410484D0 (da) 1984-08-28
DK168782B1 (da) 1994-06-06
SE8404288D0 (sv) 1984-08-29
US4617552A (en) 1986-10-14
ATA276384A (de) 1991-09-15
SE8802733D0 (sv) 1988-07-27
ES535476A0 (es) 1987-02-01
AU602100B2 (en) 1990-09-27
SE8802734D0 (sv) 1988-07-27
CH662668A5 (fr) 1987-10-15
FR2551277B1 (fr) 1991-06-07
AT394464B (de) 1992-04-10
GB2184924B (en) 1988-06-08
BE900451A (fr) 1984-12-17
SE458165B (sv) 1989-02-27
NL192362B (nl) 1997-02-03
ES556795A0 (es) 1987-10-16
IT1175662B (it) 1987-07-15
NL8402631A (nl) 1985-03-18
GB8421805D0 (en) 1984-10-03
GB2146206B (en) 1987-12-23
GB2146206A (en) 1985-04-11
DK410484A (da) 1985-03-01
AU601295B2 (en) 1990-09-06
NL192362C (nl) 1997-06-04
GB8701505D0 (en) 1987-02-25
JPS6048645A (ja) 1985-03-16
KR850002136A (ko) 1985-05-06
DE3431777A1 (de) 1985-03-21
FR2551277A1 (fr) 1985-03-01
SE467032B (sv) 1992-05-11
SE8802734L (sv) 1988-07-27
GB8701506D0 (en) 1987-02-25
IT8422461A0 (it) 1984-08-29
AU1886888A (en) 1988-10-06
GB2184923B (en) 1988-02-24

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