TW256903B - - Google Patents

Info

Publication number
TW256903B
TW256903B TW084101017A TW84101017A TW256903B TW 256903 B TW256903 B TW 256903B TW 084101017 A TW084101017 A TW 084101017A TW 84101017 A TW84101017 A TW 84101017A TW 256903 B TW256903 B TW 256903B
Authority
TW
Taiwan
Application number
TW084101017A
Original Assignee
Sanyo Electric Machinery Co 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 Sanyo Electric Machinery Co Ltd filed Critical Sanyo Electric Machinery Co Ltd
Application granted granted Critical
Publication of TW256903B publication Critical patent/TW256903B/zh

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
    • G11B20/02—Analogue recording or reproducing
    • 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
    • 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
TW084101017A 1993-11-22 1995-02-08 TW256903B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5291999A JP2889803B2 (ja) 1993-11-22 1993-11-22 レベル設定回路

Publications (1)

Publication Number Publication Date
TW256903B true TW256903B (zh) 1995-09-11

Family

ID=17776220

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084101017A TW256903B (zh) 1993-11-22 1995-02-08

Country Status (7)

Country Link
US (1) US5574714A (zh)
EP (1) EP0654787B1 (zh)
JP (1) JP2889803B2 (zh)
KR (1) KR100192197B1 (zh)
CN (1) CN1083129C (zh)
DE (1) DE69428091T2 (zh)
TW (1) TW256903B (zh)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100288977B1 (ko) * 1997-12-30 2001-05-02 윤종용 광디스크 판별장치
JP2000200922A (ja) * 1999-01-07 2000-07-18 Nec Corp 光信号検出装置および光信号検出方法
JP2001319424A (ja) * 1999-09-24 2001-11-16 Sanyo Electric Co Ltd 信号処理回路および半導体集積回路
JP2003110850A (ja) * 2001-09-26 2003-04-11 Aisin Seiki Co Ltd 信号処理装置
WO2003077248A1 (fr) * 2002-03-11 2003-09-18 Matsushita Electric Industrial Co., Ltd. Appareil de traitement de signal et procede de traitement de signal
KR100630083B1 (ko) * 2002-04-26 2006-09-27 삼성전자주식회사 버스트모드 광 수신기의 자동이득조절 장치
JP2004310931A (ja) * 2003-04-08 2004-11-04 Sanyo Electric Co Ltd 光ディスク再生装置、及び光ディスクのミラー面検知方法
JP4131679B2 (ja) * 2003-05-20 2008-08-13 松下電器産業株式会社 レベルシフト回路
JP4152257B2 (ja) * 2003-05-26 2008-09-17 三洋電機株式会社 光ディスク用オフセット調整回路、集積回路、光ディスク装置、及びオフセット調整方法
KR100547840B1 (ko) * 2003-06-04 2006-01-31 삼성전자주식회사 빠른 세틀링 시간을 갖는 자동 이득 제어 장치
US20070121475A1 (en) * 2003-12-08 2007-05-31 Koninklijke Philips Electronics N.V. Method and system for controlling the level of a data signal read from an optical disc
US7397989B2 (en) * 2004-09-21 2008-07-08 Dynamic Method Enterprises Limited Optical switches
JP5270071B2 (ja) * 2006-05-16 2013-08-21 富士通オプティカルコンポーネンツ株式会社 信号増幅装置
KR20070117171A (ko) * 2006-06-07 2007-12-12 삼성전자주식회사 오디오 앰프의 입력이득 제한 장치 및 방법
DE102017117700B4 (de) * 2017-08-04 2019-11-14 Kathrein Automotive Gmbh Schaltungsanordnung zur Kompensation einer Signaldämpfung bei der Übertragung von Signalen von oder zu einem Mobilfunkgerät und ein zugehöriges Verfahren
KR102219713B1 (ko) * 2019-04-19 2021-02-24 한화시스템 주식회사 레이저 탐색기

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034154B2 (zh) * 1973-08-25 1975-11-06
US4075576A (en) * 1977-02-25 1978-02-21 Rockwell International Corporation Sensitive high speed solid state preamp
US4219152A (en) * 1979-02-21 1980-08-26 International Business Machines Corporation Dual threshold comparator circuit
JPS62284519A (ja) * 1986-06-02 1987-12-10 Toshiba Corp 信号検出回路
JPH0666614B2 (ja) * 1988-11-18 1994-08-24 三洋電機株式会社 利得制御増幅回路
JP2734054B2 (ja) * 1989-02-03 1998-03-30 ソニー株式会社 光ディスク装置のトラッキングエラー検出装置及びトラッキングエラー検出方法
JPH03259428A (ja) * 1990-03-08 1991-11-19 Oki Electric Ind Co Ltd 光学的情報記録再生装置
US5220546A (en) * 1990-09-28 1993-06-15 International Business Machines Corporation Operating optical disk drives including calibrating a tracking error signal
JP3067298B2 (ja) * 1991-08-09 2000-07-17 ソニー株式会社 光ディスクのデータ再生装置と再生方法
JPH0562212A (ja) * 1991-09-04 1993-03-12 Oki Electric Ind Co Ltd 光学的情報記録再生装置
JPH05144033A (ja) * 1991-11-21 1993-06-11 Ricoh Co Ltd 光学的情報記録再生装置及びトラツキングエラー信号補正方法

Also Published As

Publication number Publication date
KR950015336A (ko) 1995-06-16
US5574714A (en) 1996-11-12
EP0654787A1 (en) 1995-05-24
JPH07147061A (ja) 1995-06-06
CN1083129C (zh) 2002-04-17
DE69428091D1 (de) 2001-10-04
CN1126351A (zh) 1996-07-10
EP0654787B1 (en) 2001-08-29
JP2889803B2 (ja) 1999-05-10
KR100192197B1 (ko) 1999-06-15
DE69428091T2 (de) 2002-01-24

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees