DE3584673D1 - Verfahren und anordnung fuer eine vor der aufzeichnung wirksame digitale signalverarbeitung. - Google Patents

Verfahren und anordnung fuer eine vor der aufzeichnung wirksame digitale signalverarbeitung.

Info

Publication number
DE3584673D1
DE3584673D1 DE8585904657T DE3584673T DE3584673D1 DE 3584673 D1 DE3584673 D1 DE 3584673D1 DE 8585904657 T DE8585904657 T DE 8585904657T DE 3584673 T DE3584673 T DE 3584673T DE 3584673 D1 DE3584673 D1 DE 3584673D1
Authority
DE
Germany
Prior art keywords
pct
words
code
code words
word
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 - Fee Related
Application number
DE8585904657T
Other languages
English (en)
Inventor
John L E Baldwin
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.)
National Transcommunications Ltd
Original Assignee
National Transcommunications 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 National Transcommunications Ltd filed Critical National Transcommunications Ltd
Application granted granted Critical
Publication of DE3584673D1 publication Critical patent/DE3584673D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B20/14—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)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE8585904657T 1984-09-13 1985-09-13 Verfahren und anordnung fuer eine vor der aufzeichnung wirksame digitale signalverarbeitung. Expired - Fee Related DE3584673D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB848423165A GB8423165D0 (en) 1984-09-13 1984-09-13 Digital recording/reproducing apparatus
PCT/GB1985/000425 WO1986001955A1 (en) 1984-09-13 1985-09-13 Method and apparatus for processing digital signals prior to recording

Publications (1)

Publication Number Publication Date
DE3584673D1 true DE3584673D1 (de) 1991-12-19

Family

ID=10566674

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585904657T Expired - Fee Related DE3584673D1 (de) 1984-09-13 1985-09-13 Verfahren und anordnung fuer eine vor der aufzeichnung wirksame digitale signalverarbeitung.

Country Status (7)

Country Link
US (1) US4851837A (de)
EP (1) EP0193592B1 (de)
JP (1) JPS62500331A (de)
AT (1) ATE69528T1 (de)
DE (1) DE3584673D1 (de)
GB (1) GB8423165D0 (de)
WO (1) WO1986001955A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9002839A (nl) * 1990-12-21 1992-07-16 Philips Nv Inrichting voor het optekenen van "clock run-in" kodewoorden aan het begin van een spoor op een magnetische registratiedrager.
JPH04225625A (ja) * 1990-12-27 1992-08-14 Sony Corp ディジタル変調方式
US5349350A (en) * 1991-10-31 1994-09-20 Integral Peripherals, Inc. Run length limited encoding/decoding system for low power disk drives
US5517533A (en) * 1992-03-04 1996-05-14 Digital Equipment Corporation Parallel implementation of run length coding apparatus and method
US5428611A (en) * 1993-05-28 1995-06-27 Digital Equipment Corporation Strong framing protocol for HDLC and other run-length codes
JP3541439B2 (ja) * 1994-07-08 2004-07-14 ソニー株式会社 信号変調方法及び装置、並びに信号復調装置及び方法
US20100177614A1 (en) * 2009-01-15 2010-07-15 Mediatek Inc. Method and apparatus for writing data to optical storage medium

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020282A (en) * 1974-01-14 1977-04-26 General Dynamics Corporation High density data processing system
US4323931A (en) * 1976-07-14 1982-04-06 Sperry Corporation Method and apparatus for encoding and recovering binary digital data
JPS5619506A (en) * 1979-07-23 1981-02-24 Sony Corp Code converting method
US4261019A (en) * 1979-11-29 1981-04-07 Micropolis Corporation Compatible digital magnetic recording system
US4496934A (en) * 1980-09-05 1985-01-29 Mitsubishi Denki Kabushiki Kaisha Encoding and decoding systems for binary data
GB2094107B (en) * 1981-01-16 1985-04-17 Standard Telephones Cables Ltd Digital code for line transmission
JPS57176866A (en) * 1981-04-24 1982-10-30 Sony Corp Encoder of binary signal
JPS57195308A (en) * 1981-05-26 1982-12-01 Sony Corp Block coding method
JPS5875353A (ja) * 1981-10-29 1983-05-07 Pioneer Electronic Corp デ−タ変換方式
GB2141906A (en) * 1983-06-20 1985-01-03 Indep Broadcasting Authority Recording of digital information
JPS6069943A (ja) * 1983-09-26 1985-04-20 Sony Corp コ−ド変換方式
JPS6093858A (ja) * 1983-10-26 1985-05-25 Mitsubishi Electric Corp デイジタル変調方式
JPS6098743A (ja) * 1983-11-04 1985-06-01 Matsushita Electric Ind Co Ltd 符号変換方法

Also Published As

Publication number Publication date
US4851837A (en) 1989-07-25
EP0193592A1 (de) 1986-09-10
WO1986001955A1 (en) 1986-03-27
EP0193592B1 (de) 1991-11-13
JPS62500331A (ja) 1987-02-05
GB8423165D0 (en) 1984-10-17
ATE69528T1 (de) 1991-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee