DE69129669D1 - Daten-Wiedergabeschaltung - Google Patents

Daten-Wiedergabeschaltung

Info

Publication number
DE69129669D1
DE69129669D1 DE69129669T DE69129669T DE69129669D1 DE 69129669 D1 DE69129669 D1 DE 69129669D1 DE 69129669 T DE69129669 T DE 69129669T DE 69129669 T DE69129669 T DE 69129669T DE 69129669 D1 DE69129669 D1 DE 69129669D1
Authority
DE
Germany
Prior art keywords
data playback
playback circuit
circuit
data
playback
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
DE69129669T
Other languages
English (en)
Other versions
DE69129669T2 (de
Inventor
Hiroshi Fuji
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Publication of DE69129669D1 publication Critical patent/DE69129669D1/de
Application granted granted Critical
Publication of DE69129669T2 publication Critical patent/DE69129669T2/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
    • 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
    • G11B20/10009—Improvement or modification of read or write signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
DE69129669T 1990-04-06 1991-04-04 Daten-Wiedergabeschaltung Expired - Fee Related DE69129669T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2092577A JPH0814936B2 (ja) 1990-04-06 1990-04-06 情報再生回路

Publications (2)

Publication Number Publication Date
DE69129669D1 true DE69129669D1 (de) 1998-08-06
DE69129669T2 DE69129669T2 (de) 1999-02-11

Family

ID=14058288

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129669T Expired - Fee Related DE69129669T2 (de) 1990-04-06 1991-04-04 Daten-Wiedergabeschaltung

Country Status (6)

Country Link
US (1) US5311493A (de)
EP (1) EP0450622B1 (de)
JP (1) JPH0814936B2 (de)
KR (1) KR940011378B1 (de)
CA (1) CA2039853C (de)
DE (1) DE69129669T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69231740T2 (de) * 1991-05-10 2001-09-20 Discovision Associates Irvine System und Verfahren zur optischen Speicherung und Wiedergewinnung von Daten
US5537379A (en) 1991-05-10 1996-07-16 Discovision Associates Optical data storage and retrieval system and method
EP0593173B1 (de) * 1992-10-16 1998-11-11 Matsushita Electric Industrial Co., Ltd. Gerät zur Aufzeichnung von Datensignalen mittels Steuerung der Frequenzcharakteristiken der Datensignale
JPH06302042A (ja) * 1993-04-15 1994-10-28 Hitachi Ltd 光磁気ディスク装置
US5563864A (en) * 1993-12-24 1996-10-08 Seiko Epson Corporation Information recording and reproducing apparatus
US5488591A (en) * 1993-12-24 1996-01-30 Seiko Epson Corporation Improved magneto-optical recording apparatus for digital signal information
US5631891A (en) * 1994-01-05 1997-05-20 Fujitsu Limited Disk reproducing circuit with automatic gain control
US5495466A (en) * 1994-01-10 1996-02-27 Eastman Kodak Company Write verification in an optical recording system by sensing mark formation while writing
JPH07320270A (ja) * 1994-05-23 1995-12-08 Olympus Optical Co Ltd 光学式情報記録再生装置
JP3042458B2 (ja) * 1997-08-25 2000-05-15 日本電気株式会社 情報記録再生装置及び情報記録再生方法
US6268972B1 (en) * 1998-09-18 2001-07-31 International Business Machines Corporation Method for measuring relative and absolute amplitudes of a signal read from a data storage medium
US6687068B2 (en) * 2001-03-27 2004-02-03 International Business Machines Corporation Data reproduction apparatus and method
US7535262B2 (en) * 2004-10-19 2009-05-19 International Rectifier Corporation High voltage level shifting by capacitive coupling

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57150119A (en) * 1981-03-09 1982-09-16 Sharp Corp Digital information reproducing circuit
JPS57201323A (en) * 1981-06-03 1982-12-09 Sharp Corp Digital information reproducing circuit
DE3201318A1 (de) * 1982-01-18 1983-07-28 Tandberg Data A/S, Oslo Verfahren und schaltungsanordnung zum bewerten von lesesignalen eines magnetschichtspeichers
JPS61284876A (ja) * 1985-06-11 1986-12-15 Nec Corp 光デイスク装置
US4755950A (en) * 1986-04-28 1988-07-05 National Broach & Machine Company Stock divider including a computer controlled gear locator
JPS6370969A (ja) * 1986-09-12 1988-03-31 Seiko Epson Corp 光記録媒体用情報再生回路
JPS6413658A (en) * 1987-07-07 1989-01-18 Yokogawa Electric Corp Dram access control device
JPS6430071A (en) * 1987-07-27 1989-01-31 Hitachi Ltd Reproducing circuit for digital optical disk
JPH01112569A (ja) * 1987-10-27 1989-05-01 Sharp Corp デジタル信号再生装置
JPS6479973A (en) * 1987-09-21 1989-03-24 Sharp Kk Digital signal reproducing device
CA1322594C (en) * 1987-09-21 1993-09-28 Hiroshi Fuji Digital signal reproduction apparatus
JPH01134704A (ja) * 1987-11-20 1989-05-26 Yamaha Corp 垂直磁気記録再生回路

Also Published As

Publication number Publication date
CA2039853A1 (en) 1991-10-07
US5311493A (en) 1994-05-10
KR910018988A (ko) 1991-11-30
EP0450622B1 (de) 1998-07-01
KR940011378B1 (ko) 1994-12-07
CA2039853C (en) 1996-04-23
EP0450622A2 (de) 1991-10-09
JPH0814936B2 (ja) 1996-02-14
DE69129669T2 (de) 1999-02-11
JPH03290876A (ja) 1991-12-20
EP0450622A3 (en) 1993-03-03

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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