MY117953A - Digital signal reproducing circuit - Google Patents

Digital signal reproducing circuit

Info

Publication number
MY117953A
MY117953A MYPI98001177A MYPI9801177A MY117953A MY 117953 A MY117953 A MY 117953A MY PI98001177 A MYPI98001177 A MY PI98001177A MY PI9801177 A MYPI9801177 A MY PI9801177A MY 117953 A MY117953 A MY 117953A
Authority
MY
Malaysia
Prior art keywords
digital signal
reproducing circuit
signal reproducing
phase difference
jitter
Prior art date
Application number
MYPI98001177A
Other languages
English (en)
Inventor
Shunji Yoshimura
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
Publication of MY117953A publication Critical patent/MY117953A/en

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
    • G11B20/10305—Improvement or modification of read or write signals signal quality assessment
    • G11B20/10398—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors
    • G11B20/10407—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors by verifying the timing of signal transitions, e.g. rising or falling edges, or by analysing signal slopes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10305—Improvement or modification of read or write signals signal quality assessment
    • G11B20/10462—Improvement or modification of read or write signals signal quality assessment consistency with a reference waveform in a given time period, e.g. by calculating correlations or mean square errors
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0807—Details of the phase-locked loop concerning mainly a recovery circuit for the reference signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
MYPI98001177A 1997-03-18 1998-03-18 Digital signal reproducing circuit MY117953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06482097A JP3915163B2 (ja) 1997-03-18 1997-03-18 ディジタル信号再生回路

Publications (1)

Publication Number Publication Date
MY117953A true MY117953A (en) 2004-08-30

Family

ID=13269282

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI98001177A MY117953A (en) 1997-03-18 1998-03-18 Digital signal reproducing circuit

Country Status (5)

Country Link
US (1) US6100724A (enExample)
JP (1) JP3915163B2 (enExample)
KR (1) KR100623890B1 (enExample)
CN (1) CN1123882C (enExample)
MY (1) MY117953A (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100234849B1 (ko) * 1997-06-30 1999-12-15 김영환 액정표시소자의 위상차 검출회로
SG65019A1 (en) * 1997-09-13 1999-09-21 Disk Ware Co Ltd Jitter measuring method utilizing a/d conversion and device
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
GB9809450D0 (en) * 1998-05-01 1998-07-01 Wandel & Goltermann Limited Jitter measurement
JP3486119B2 (ja) * 1998-11-13 2004-01-13 松下電器産業株式会社 マルチレートクロック発生装置およびマルチレートディジタルデータ再生装置
US6724381B2 (en) * 1999-03-26 2004-04-20 Canon Kabushiki Kaisha Signal processing apparatus for generating clocks phase-synchronized with input signal
KR100339478B1 (ko) * 1999-09-18 2002-05-31 구자홍 광 기록매체의 최적 기록장치 및 기록방법
US6807134B2 (en) * 1999-12-28 2004-10-19 Matsushita Electric Industrial Co., Ltd. Asymmetry detection apparatus, jitter detection apparatus, and recording/reproduction apparatus
US6680887B2 (en) * 2000-05-15 2004-01-20 Matsushita Electric Industrial Co., Ltd. Optical disk apparatus and PLL circuit
JP3820856B2 (ja) * 2000-08-07 2006-09-13 ヤマハ株式会社 光ディスク記録装置
JP3576137B2 (ja) * 2000-12-20 2004-10-13 株式会社ソニー・コンピュータエンタテインメント 光ディスク装置、光ディスク装置のサーボ調整方法、光ディスクのサーボ調整プログラム、及び光ディスクのサーボ調整プログラムを記録したコンピュータ読み取り可能な記録媒体
US6970403B2 (en) * 2001-01-25 2005-11-29 Dphi Acquisition, Inc. Calibration of tracking error signal offset in a tracking servo system
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
JP4206672B2 (ja) * 2002-03-01 2009-01-14 日本電気株式会社 受信回路
KR20040009799A (ko) * 2002-07-25 2004-01-31 삼성전자주식회사 지터 궤환을 이용한 틸트 보정 방법 및 그 장치
EP1388850A1 (en) * 2002-08-06 2004-02-11 Deutsche Thomson-Brandt GmbH Method for detecting a wobble signal
US7206368B2 (en) * 2002-10-30 2007-04-17 Avago Tehnologies Fiber Ip (Singapore) Pte. Ltd. Compensating jitter in differential data signals
US7133654B2 (en) * 2003-08-07 2006-11-07 International Business Machines Corporation Method and apparatus for measuring communications link quality
TWI371970B (en) * 2004-07-16 2012-09-01 Thomson Licensing Sa Preventing picture jitter in a digitized video signal
US7564897B2 (en) * 2004-07-22 2009-07-21 Advantest Corporation Jitter measuring apparatus, jitter measuring method and PLL circuit
CN100498938C (zh) * 2004-08-19 2009-06-10 建兴电子科技股份有限公司 光驱的回授校正方法与系统
US20070047412A1 (en) * 2005-08-31 2007-03-01 Yuan-Chin Liu Jitter measuring method and device thereof
JP4583347B2 (ja) * 2006-07-19 2010-11-17 三洋電機株式会社 光ディスク用信号処理装置
JP2009099169A (ja) * 2007-10-15 2009-05-07 Rohm Co Ltd ジッタ計測器及びこれを用いた光ディスク装置
JP4887267B2 (ja) * 2007-11-28 2012-02-29 ルネサスエレクトロニクス株式会社 情報再生装置
US9618965B2 (en) * 2015-05-15 2017-04-11 Tektronix, Inc. Dynamic calibration of data patterns
JP7139675B2 (ja) * 2018-04-27 2022-09-21 セイコーエプソン株式会社 リサンプリング回路、物理量センサーユニット、慣性計測装置及び構造物監視装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60249496A (ja) * 1984-05-25 1985-12-10 Teac Co 再生映像信号のジツタ検出装置
JPH0750926B2 (ja) * 1991-07-08 1995-05-31 三星電子株式会社 ジッタ検出回路
JPH0541877A (ja) * 1991-08-06 1993-02-19 Sharp Corp 磁気記録再生装置のジツタ除去装置
JPH08273182A (ja) * 1995-03-31 1996-10-18 Seiko Epson Corp 回転式記録装置
JP3148590B2 (ja) * 1995-07-27 2001-03-19 株式会社ケンウッド フォーカスサーボの自動調整方法
KR0186138B1 (ko) * 1995-12-23 1999-04-15 구자홍 디지탈 디스크의 데이타 재생장치

Also Published As

Publication number Publication date
US6100724A (en) 2000-08-08
JPH10261269A (ja) 1998-09-29
JP3915163B2 (ja) 2007-05-16
CN1199223A (zh) 1998-11-18
CN1123882C (zh) 2003-10-08
KR100623890B1 (ko) 2006-12-04
KR19980080386A (ko) 1998-11-25

Similar Documents

Publication Publication Date Title
MY117953A (en) Digital signal reproducing circuit
JPH0738588B2 (ja) アナログ―デイジタル変換装置
EP0872838A3 (en) Disk-rotation control apparatus
CA2045338A1 (en) Clock recovery circuit with open-loop phase estimator and wideband phase tracking loop
EP0840297A3 (en) Track detection circuit for optical disc playback apparatus
EP0268481A2 (en) Method of recording synchronized audio and video information
MY109893A (en) Optical information recording or reproducing apparatus.
EP1610307A3 (en) Wobble signal detection circuit and optical disk device
KR910003582A (ko) 트래킹 오차검출장치
KR960032444A (ko) 광 디스크 재생 장치
EP1005166A3 (en) Method for detecting frequency of digital phase locked loop
KR940012363A (ko) 디지탈신호 재생장치 및 그것에 사용하는 집적회로와 디지탈신호 재생방법
EP0907167A3 (en) Optical reproducing device and optical memory medium
KR860005354A (ko) 시간정보 검출장치
JP4123571B2 (ja) 位相差演算回路
EP0331016A3 (en) Phase detector circuit for periodic signal using three sampling data
JP2793851B2 (ja) アナログ時分割多重信号再生装置
MY122099A (en) Data slice circuit and data slice method
JPH02118966A (ja) ドロップアウト検出回路
KR100226855B1 (ko) 디브이씨알의 동기신호 검출장치
JPH0654009A (ja) 受信入力電界強度検出回路
KR0135598B1 (ko) 광 디스크의 기록/재생 장치
JPS6243266B2 (enExample)
KR950034192A (ko) 아날로그와 디지탈방식겸용의 신호처리시스템
JPS6034156Y2 (ja) Ｐｃｍ方式記録装置