KR850005061A - 정보 변환 장치 - Google Patents

정보 변환 장치 Download PDF

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Publication number
KR850005061A
KR850005061A KR1019840007359A KR840007359A KR850005061A KR 850005061 A KR850005061 A KR 850005061A KR 1019840007359 A KR1019840007359 A KR 1019840007359A KR 840007359 A KR840007359 A KR 840007359A KR 850005061 A KR850005061 A KR 850005061A
Authority
KR
South Korea
Prior art keywords
combination
bit
accumulation
bit information
current
Prior art date
Application number
KR1019840007359A
Other languages
English (en)
Other versions
KR930005644B1 (ko
Inventor
신 이찌 후꾸다
Original Assignee
오오가노티오
소니 가부시끼 가이샤
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 오오가노티오, 소니 가부시끼 가이샤 filed Critical 오오가노티오
Publication of KR850005061A publication Critical patent/KR850005061A/ko
Application granted granted Critical
Publication of KR930005644B1 publication Critical patent/KR930005644B1/ko

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/14—Conversion to or from non-weighted codes
    • 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)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Analogue/Digital Conversion (AREA)
  • Communication Control (AREA)
  • Complex Calculations (AREA)

Abstract

내용 없음

Description

정보 변환 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제5도 및 제6도는 각각 종래방식에서 사용되는 변환장치의 일예을 도시하는 구성도.
제7도는 본 발명을 적용한 변환장치의 일예를 도시하는 구성도.

Claims (1)

  1. m비트의 정보를 m보다 커지는 n비트 정보로 변환하는데 있어서, 상기 n비트 정보는, NRZI 변조후의 신호에서 동일레벨의 연속이 예정비트 이하로 되도록함과 동시에 상기 n비트중의 직류 축적을 적어도 ±2이하로 제어할 수 있는 조합으로 하고 상기 m비트 정보가 상기 조건에서 선택된 조합과 1 대 1로 대응됨과 동시에 상기 조합이 이용될때 그 조합의 홀수번째 비트를 기초로 패러티 출력에 의해 현재조합의 최후에 있어서 직류 축적치가 상기 현재조합의 변환에 사용한 그때까지의 조합의 직류축적치와 같은지 다른지 검출하고 다음 조합을 변환시켜기 위한 직류 축적이 정보로 하도록한것을 특징으로 하는 정보변환 방식.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840007359A 1983-11-24 1984-11-23 제로 비복귀 반전방식(nrzi)의 변조신호 변환방법 및 그 장치 KR930005644B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP221235 1983-11-24
JP58221235A JPS60113366A (ja) 1983-11-24 1983-11-24 情報変換方式

Publications (2)

Publication Number Publication Date
KR850005061A true KR850005061A (ko) 1985-08-19
KR930005644B1 KR930005644B1 (ko) 1993-06-23

Family

ID=16763583

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840007359A KR930005644B1 (ko) 1983-11-24 1984-11-23 제로 비복귀 반전방식(nrzi)의 변조신호 변환방법 및 그 장치

Country Status (9)

Country Link
US (1) US4577180A (ko)
EP (1) EP0143005B1 (ko)
JP (1) JPS60113366A (ko)
KR (1) KR930005644B1 (ko)
AT (1) ATE58270T1 (ko)
AU (1) AU564002B2 (ko)
CA (1) CA1227871A (ko)
DE (1) DE3483562D1 (ko)
ES (1) ES8607648A1 (ko)

Families Citing this family (16)

* 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
US4775985A (en) * 1987-04-06 1988-10-04 Sony Corporation Method of dc-free 8/9 nrz coding using a unique sync word pattern
JP2508491B2 (ja) * 1987-09-28 1996-06-19 ソニー株式会社 デ―タ再生装置
US4967289A (en) * 1987-09-30 1990-10-30 Sony Corporation PCM signal recording apparatus
JPH01107373A (ja) * 1987-10-21 1989-04-25 Sony Corp データ再生装置
GB8912471D0 (en) * 1989-05-31 1989-07-19 Int Computers Ltd Data transmission code
JPH0362621A (ja) * 1989-07-31 1991-03-18 Ricoh Co Ltd データ変調方式
DE69031701T2 (de) * 1989-09-08 1998-03-12 Fujitsu Ltd Kodier- und Dekodierschaltung für lauflängenbegrenzte Kodierung
DE4011894A1 (de) * 1990-04-12 1991-10-17 Thomson Brandt Gmbh Uebertragungsverfahren fuer ein binaersignal
DE69322054T2 (de) * 1992-10-16 1999-04-01 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Gerät zur Aufzeichnung von Datensignalen mittels Steuerung der Frequenzcharakteristiken der Datensignale
JP3528929B2 (ja) * 1993-09-22 2004-05-24 ソニー株式会社 磁気記録装置
RU2000124174A (ru) * 1998-12-21 2002-08-10 Конинклейке Филипс Электроникс Н.В. (Nl) Устройство для кодирования n-битовых исходных слов в соответствующие m-битовые канальные слова и декодирования m-битовых канальных слов в соответствующие n-битовые исходные слова
US6492918B1 (en) * 1999-09-30 2002-12-10 Stmicroelectronics, Inc. Code word having data bits and code bits and method for encoding data
DE102006056903B4 (de) * 2006-12-02 2008-07-17 Semikron Elektronik Gmbh & Co. Kg Verfahren zur digitalen Kommunikation zwischen zwei Funktionsblöcken eines leistungselektronischen Bauteils
JP6197249B2 (ja) * 2014-07-30 2017-09-20 日立建機株式会社 車両用動力伝達装置
CN104682922A (zh) * 2014-12-02 2015-06-03 国家电网公司 一种高速rz/nrz转换装置和nrz/rz转换装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1250908A (ko) * 1968-12-13 1971-10-27
US4001811A (en) * 1972-01-28 1977-01-04 General Motors Corporation Method and apparatus for coding and decoding digital information
NL7707540A (nl) * 1977-07-07 1979-01-09 Philips Nv Inrichting voor het koderen van signalen die over een aantal kanalen worden verdeeld.
JPS5619506A (en) * 1979-07-23 1981-02-24 Sony Corp Code converting method
JPS5665311A (en) * 1979-10-27 1981-06-03 Nippon Telegr & Teleph Corp <Ntt> Magnetic recording and reproduction system for digital information
US4352129A (en) * 1980-02-01 1982-09-28 Independent Broadcasting Authority Digital recording apparatus
NL186790C (nl) * 1980-07-14 1991-02-18 Philips Nv Werkwijze voor het coderen van een reeks van blokken tweetallige databits in een reeks van blokken van tweetallige kanaalbits, alsmede modulator, demodulator en registratiedrager te gebruiken bij de werkwijze.
JPS57195308A (en) * 1981-05-26 1982-12-01 Sony Corp Block coding method
JPH0683271B2 (ja) * 1983-10-27 1994-10-19 ソニー株式会社 情報変換方式

Also Published As

Publication number Publication date
AU3583184A (en) 1985-05-30
AU564002B2 (en) 1987-07-30
JPS60113366A (ja) 1985-06-19
EP0143005B1 (en) 1990-11-07
CA1227871A (en) 1987-10-06
JPH0519226B2 (ko) 1993-03-16
EP0143005A2 (en) 1985-05-29
US4577180A (en) 1986-03-18
ATE58270T1 (de) 1990-11-15
DE3483562D1 (de) 1990-12-13
KR930005644B1 (ko) 1993-06-23
ES8607648A1 (es) 1986-05-16
ES537900A0 (es) 1986-05-16
EP0143005A3 (en) 1987-04-01

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