CN1601623A - 调节控制参数的方法及其光盘驱动器服务器系统 - Google Patents
调节控制参数的方法及其光盘驱动器服务器系统 Download PDFInfo
- Publication number
- CN1601623A CN1601623A CNA2004100544079A CN200410054407A CN1601623A CN 1601623 A CN1601623 A CN 1601623A CN A2004100544079 A CNA2004100544079 A CN A2004100544079A CN 200410054407 A CN200410054407 A CN 200410054407A CN 1601623 A CN1601623 A CN 1601623A
- Authority
- CN
- China
- Prior art keywords
- signal
- compensator
- controlled variable
- sine wave
- control loop
- 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.)
- Granted
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Classifications
-
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48869803P | 2003-07-18 | 2003-07-18 | |
US60/488,698 | 2003-07-18 | ||
US10/892,849 US7313057B2 (en) | 2003-07-18 | 2004-07-16 | Method for adjusting a control parameter and optical disc drive server system using the same |
US10/892,849 | 2004-07-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1601623A true CN1601623A (zh) | 2005-03-30 |
CN1293548C CN1293548C (zh) | 2007-01-03 |
Family
ID=34068454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100544079A Expired - Fee Related CN1293548C (zh) | 2003-07-18 | 2004-07-19 | 调节控制参数的方法及其光盘驱动器伺服器系统 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7313057B2 (zh) |
CN (1) | CN1293548C (zh) |
TW (1) | TWI307498B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1956068B (zh) * | 2005-10-24 | 2011-01-19 | 联发科技股份有限公司 | 伺服信号的参数校正方法及其装置 |
CN101382772B (zh) * | 2007-09-07 | 2012-12-26 | 三星电子株式会社 | 降噪伺服控制 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3635859A1 (de) * | 1986-10-22 | 1988-05-05 | Thomson Brandt Gmbh | Verfahren und schaltungsanordnung zur automatischen einstellung der regelverstaerkung in einem regelkreis |
DE3824039A1 (de) * | 1988-07-15 | 1990-01-18 | Thomson Brandt Gmbh | Verfahren und schaltungsanordnung zur kompensation von offset-spannungen in einem fokus- und/oder spurregelkreis |
US5761164A (en) * | 1993-11-15 | 1998-06-02 | Pioneer Electronic Corporation | Gain control device for servo control |
US5910751A (en) * | 1997-02-14 | 1999-06-08 | International Business Machines Corporation | Circuit arrangement and method with temperature dependent signal swing |
DE19757440A1 (de) | 1997-12-23 | 1999-06-24 | Thomson Brandt Gmbh | Automatisiertes Einstellen der Verstärkung in Regelkreisen |
JP4281935B2 (ja) * | 1999-10-12 | 2009-06-17 | 富士通株式会社 | 二重アクチュエータ制御システムのキャリブレーション方法 |
JP4094851B2 (ja) * | 2000-01-17 | 2008-06-04 | 富士通株式会社 | Pll回路 |
KR20030042913A (ko) * | 2001-11-26 | 2003-06-02 | 삼성전자주식회사 | 기록/재생 장치 및 그 제어 방법 |
KR100433634B1 (ko) * | 2002-04-19 | 2004-05-31 | 한국전자통신연구원 | 전압 제어 발진기를 위한 적응형 루프 이득 제어 회로 |
KR20050032810A (ko) * | 2003-10-02 | 2005-04-08 | 삼성전자주식회사 | 자동 이득 제어 루프를 위한 온도 보상 장치 |
-
2004
- 2004-07-16 US US10/892,849 patent/US7313057B2/en not_active Expired - Fee Related
- 2004-07-19 TW TW093121542A patent/TWI307498B/zh not_active IP Right Cessation
- 2004-07-19 CN CNB2004100544079A patent/CN1293548C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1956068B (zh) * | 2005-10-24 | 2011-01-19 | 联发科技股份有限公司 | 伺服信号的参数校正方法及其装置 |
CN101382772B (zh) * | 2007-09-07 | 2012-12-26 | 三星电子株式会社 | 降噪伺服控制 |
Also Published As
Publication number | Publication date |
---|---|
TW200509102A (en) | 2005-03-01 |
US20050013215A1 (en) | 2005-01-20 |
US7313057B2 (en) | 2007-12-25 |
CN1293548C (zh) | 2007-01-03 |
TWI307498B (en) | 2009-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: YUTIAN STOCK CO., LTD. Free format text: FORMER OWNER: WEISHENG ELECTRONICS CO., LTD. Effective date: 20080125 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080125 Address after: Delaware Patentee after: VIA Tech Inc. Address before: Taipei County of Taiwan Province Patentee before: Weisheng Electronic Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070103 Termination date: 20130719 |