ATE238601T1 - Digitalsignalwiedergabe - Google Patents

Digitalsignalwiedergabe

Info

Publication number
ATE238601T1
ATE238601T1 AT97308494T AT97308494T ATE238601T1 AT E238601 T1 ATE238601 T1 AT E238601T1 AT 97308494 T AT97308494 T AT 97308494T AT 97308494 T AT97308494 T AT 97308494T AT E238601 T1 ATE238601 T1 AT E238601T1
Authority
AT
Austria
Prior art keywords
signal
block
waveform equalization
synchronous clock
waveform
Prior art date
Application number
AT97308494T
Other languages
English (en)
Inventor
Jumpei Kura
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
Application granted granted Critical
Publication of ATE238601T1 publication Critical patent/ATE238601T1/de

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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10222—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation
    • G11B20/10231—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation wherein an asynchronous, free-running clock is used; Interpolation of sampled signals
    • 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
    • G11B20/10305—Improvement or modification of read or write signals signal quality assessment
    • G11B20/10314—Improvement or modification of read or write signals signal quality assessment amplitude of the recorded or reproduced signal
    • 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
    • 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
    • G11B20/10037—A/D conversion, D/A conversion, sampling, slicing and digital quantisation or adjusting parameters 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • 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
    • G11B20/10222—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Pulse Circuits (AREA)
  • Networks Using Active Elements (AREA)
  • Holo Graphy (AREA)
AT97308494T 1996-10-29 1997-10-24 Digitalsignalwiedergabe ATE238601T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28710796 1996-10-29
JP8331278A JPH10188482A (ja) 1996-10-29 1996-12-11 デジタル信号再生回路およびデジタル信号再生方法

Publications (1)

Publication Number Publication Date
ATE238601T1 true ATE238601T1 (de) 2003-05-15

Family

ID=26556588

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97308494T ATE238601T1 (de) 1996-10-29 1997-10-24 Digitalsignalwiedergabe

Country Status (7)

Country Link
US (1) US6052350A (de)
EP (1) EP0840317B1 (de)
JP (1) JPH10188482A (de)
KR (1) KR19980033264A (de)
AT (1) ATE238601T1 (de)
DE (1) DE69721183T2 (de)
ES (1) ES2193332T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11317018A (ja) * 1998-04-30 1999-11-16 Toshiba Corp ディスク再生装置及びｒｆアンプ制御回路
US6445662B1 (en) * 1998-12-24 2002-09-03 Victor Company Of Japan, Ltd. Reproducing apparatus
JP3548057B2 (ja) * 1999-08-31 2004-07-28 三洋電機株式会社 記録再生方法、および記録再生装置
EP1566806A4 (de) * 2002-11-29 2007-09-05 Fujitsu Ltd Datenwiedergabevorrichtung mit phasendifferenzkorrekturvorrichtung und datenkopfdetektor
CN118330396B (zh) * 2024-06-14 2024-08-30 国网四川省电力公司广安供电公司 一种变电站同步时钟便携式校验仪

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005477A (en) * 1975-11-24 1977-01-25 International Business Machines Corporation Phase equalized readback apparatus and methods
NL8303564A (nl) * 1983-10-17 1985-05-17 Philips Nv Inrichting voor het weergeven van informatie van een optisch uitleesbare registratiedrager.
US4615037A (en) * 1985-01-29 1986-09-30 Ampex Corporation Phase scatter detection and reduction circuit and method
JPH02122734A (ja) * 1988-11-01 1990-05-10 Hitachi Ltd 位相同期制御装置
CA2073944C (en) * 1991-07-26 2000-09-19 Woo H. Paik Carrier phase recovery for an adaptive equalizer
JP3458494B2 (ja) * 1993-12-24 2003-10-20 ソニー株式会社 クロック信号再生回路およびデータ再生回路
US5835544A (en) * 1993-12-24 1998-11-10 Sony Corporation Clock signal reproduction circuit and data reproduction circuit
JP3630741B2 (ja) * 1994-12-21 2005-03-23 キヤノン株式会社 データ処理装置

Also Published As

Publication number Publication date
DE69721183D1 (de) 2003-05-28
DE69721183T2 (de) 2004-02-26
EP0840317A3 (de) 1999-04-21
KR19980033264A (ko) 1998-07-25
US6052350A (en) 2000-04-18
EP0840317A2 (de) 1998-05-06
EP0840317B1 (de) 2003-04-23
ES2193332T3 (es) 2003-11-01
JPH10188482A (ja) 1998-07-21

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