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DE69526392D1 - Verfahren zur digitalen Modulation/Demodulation und Gerät zur Verwendung desselben - Google Patents

Verfahren zur digitalen Modulation/Demodulation und Gerät zur Verwendung desselben

Info

Publication number
DE69526392D1
DE69526392D1 DE69526392T DE69526392T DE69526392D1 DE 69526392 D1 DE69526392 D1 DE 69526392D1 DE 69526392 T DE69526392 T DE 69526392T DE 69526392 T DE69526392 T DE 69526392T DE 69526392 D1 DE69526392 D1 DE 69526392D1
Authority
DE
Germany
Prior art keywords
same
digital modulation
demodulation method
demodulation
modulation
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
DE69526392T
Other languages
English (en)
Inventor
Takaro Mori
Kazunari Matsui
Takumi Hayashiyama
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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
Priority claimed from JP6308317A external-priority patent/JPH08149013A/ja
Priority claimed from JP7100012A external-priority patent/JP3013745B2/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Application granted granted Critical
Publication of DE69526392D1 publication Critical patent/DE69526392D1/de
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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • H04L25/4915—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes using pattern inversion or substitution
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
    • H03M5/145—Conversion to or from block codes or representations thereof
    • 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)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69526392T 1994-07-08 1995-07-07 Verfahren zur digitalen Modulation/Demodulation und Gerät zur Verwendung desselben Expired - Lifetime DE69526392D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP18082594 1994-07-08
JP6308317A JPH08149013A (ja) 1994-11-17 1994-11-17 ディジタル変復調方法及びその装置
JP7100012A JP3013745B2 (ja) 1994-07-08 1995-03-31 ディジタル変復調方法，その装置，記録媒体，その製造方法

Publications (1)

Publication Number Publication Date
DE69526392D1 true DE69526392D1 (de) 2002-05-23

Family

ID=27309115

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69526392T Expired - Lifetime DE69526392D1 (de) 1994-07-08 1995-07-07 Verfahren zur digitalen Modulation/Demodulation und Gerät zur Verwendung desselben

Country Status (6)

Country Link
US (1) US5638064A (de)
EP (1) EP0691750B1 (de)
KR (1) KR0184936B1 (de)
CN (1) CN1040824C (de)
DE (1) DE69526392D1 (de)
TW (1) TW280974B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0165441B1 (ko) * 1995-09-18 1999-03-20 김광호 디지털 데이터 채널 부호화 및 복호화방법과 그 장치
US5699434A (en) * 1995-12-12 1997-12-16 Hewlett-Packard Company Method of inhibiting copying of digital data
US6543024B2 (en) 1996-02-09 2003-04-01 Overland Storage, Inc. Write format for digital data storage
US6167550A (en) * 1996-02-09 2000-12-26 Overland Data, Inc. Write format for digital data storage
US5931968A (en) 1996-02-09 1999-08-03 Overland Data, Inc. Digital data recording channel
JP3962439B2 (ja) * 1996-06-21 2007-08-22 パイオニア株式会社 情報記録装置及び情報記録方法並びに情報再生装置及び情報再生方法
US5926505A (en) * 1996-10-16 1999-07-20 Cirrus Logic, Inc. Device, system, and method for modem communication utilizing two-step mapping
US5943365A (en) * 1996-10-16 1999-08-24 Cirrus Logic, Inc. Device, system, and method for modem communication utilizing DC or near-DC signal suppression
JP3339336B2 (ja) * 1996-11-30 2002-10-28 日本ビクター株式会社 Ｄｓｖ制御方法及びその装置
JP3903536B2 (ja) * 1997-06-30 2007-04-11 ソニー株式会社 光ディスク記録装置、光ディスクおよび光ディスク再生装置
JP4009798B2 (ja) * 1998-08-24 2007-11-21 ソニー株式会社 復調装置および方法
EP0991069B1 (de) * 1998-09-15 2001-03-28 Gerhard Prof. Dr. Seehausen Verfahren und Vorrichtung zum Umkodieren digitaler Informations-Datenwörter und Aufzeichnungsträger mit gemäss diesem Verfahren erzeugter Informationsstruktur
JP4193262B2 (ja) * 1999-01-19 2008-12-10 ソニー株式会社 復号装置およびデータ再生装置、並びに復号方法
US6732320B1 (en) * 2000-04-28 2004-05-04 Promos Technologies Inc. Method and system for improved error correction in optical media data processing
KR100370493B1 (ko) * 2001-02-06 2003-02-05 엘지전자 주식회사 광기록매체의 데이터 변/복조 방법 및 장치
KR100773611B1 (ko) * 2001-08-17 2007-11-05 엘지전자 주식회사 일련의 데이터 워드를 변조신호로 변환하는 방법
US7549059B2 (en) * 2002-06-26 2009-06-16 Arm Limited Transferring data values via a data bus or storing data values using a selectable representation
TWI231933B (en) * 2003-09-29 2005-05-01 Mediatek Inc Method of detecting data structure of non-return-to-zero data in an optical storage device
KR20090085257A (ko) * 2008-02-04 2009-08-07 삼성전자주식회사 Ｄｓｖ 제어 방법, 이에 적합한 기록매체 및 장치
US9027147B2 (en) * 2013-05-13 2015-05-05 Hewlett-Packard Development Company, L.P. Verification of serialization codes

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323931A (en) * 1976-07-14 1982-04-06 Sperry Corporation Method and apparatus for encoding and recovering binary digital data
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.
JPS57132461A (en) 1981-02-09 1982-08-16 Sony Corp Converter for binary data code
JPS58220213A (ja) 1982-06-16 1983-12-21 Matsushita Electric Ind Co Ltd ディジタル変調方法
JPS58220214A (ja) 1982-06-16 1983-12-21 Matsushita Electric Ind Co Ltd デイジタル変調方法
JPS58220215A (ja) 1982-06-16 1983-12-21 Matsushita Electric Ind Co Ltd デイジタル変調方法
JPS59135604A (ja) 1983-01-20 1984-08-03 Matsushita Electric Ind Co Ltd デイジタル復調方法
JPH0754912B2 (ja) 1984-10-01 1995-06-07 松下電器産業株式会社 デイジタル変調器
JPS6427510A (en) * 1987-07-23 1989-01-30 Kinsee Eng Kk Parallel moving apparatus
JP2712212B2 (ja) * 1987-12-23 1998-02-10 ソニー株式会社 同期信号の検出及び保護回路
JP2974678B2 (ja) * 1988-06-23 1999-11-10 ソニー株式会社 データ誤り検出方式
JP3071500B2 (ja) * 1991-07-11 2000-07-31 チノン株式会社 ズームカメラのファインダ装置
JPH0568031A (ja) * 1991-09-10 1993-03-19 Fujitsu Ltd 冗長構成装置のフレームパルス生成方式
US5349349A (en) * 1991-09-30 1994-09-20 Sony Corporation Modulator circuit for a recording for a digital recording medium
JP3334810B2 (ja) * 1992-02-14 2002-10-15 ソニー株式会社 符号化方法、再生方法、および、再生装置
JPH06197024A (ja) * 1992-11-09 1994-07-15 Sony Corp 変調方法、変調装置及び復調装置

Also Published As

Publication number Publication date
KR0184936B1 (ko) 1999-04-15
CN1115923A (zh) 1996-01-31
KR960005552A (ko) 1996-02-23
TW280974B (de) 1996-07-11
US5638064A (en) 1997-06-10
EP0691750A1 (de) 1996-01-10
CN1040824C (zh) 1998-11-18
EP0691750B1 (de) 2002-04-17

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Legal Events

Date Code Title Description
8332 No legal effect for de