SG47115A1 - Servo control loop - Google Patents
Servo control loopInfo
- Publication number
- SG47115A1 SG47115A1 SG1996008656A SG1996008656A SG47115A1 SG 47115 A1 SG47115 A1 SG 47115A1 SG 1996008656 A SG1996008656 A SG 1996008656A SG 1996008656 A SG1996008656 A SG 1996008656A SG 47115 A1 SG47115 A1 SG 47115A1
- Authority
- SG
- Singapore
- Prior art keywords
- control loop
- servo control
- servo
- loop
- control
- Prior art date
Links
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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/13—Optical detectors therefor
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4017487A DE4017487A1 (de) | 1990-05-31 | 1990-05-31 | Servoregelkreis |
Publications (1)
Publication Number | Publication Date |
---|---|
SG47115A1 true SG47115A1 (en) | 1998-03-20 |
Family
ID=6407522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1996008656A SG47115A1 (en) | 1990-05-31 | 1991-05-24 | Servo control loop |
Country Status (8)
Country | Link |
---|---|
US (1) | US5146444A (ja) |
EP (1) | EP0460462A1 (ja) |
JP (1) | JPH04228118A (ja) |
KR (1) | KR910020665A (ja) |
DE (1) | DE4017487A1 (ja) |
HU (1) | HU209536B (ja) |
MY (1) | MY105432A (ja) |
SG (1) | SG47115A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2883241B1 (fr) * | 2005-03-15 | 2007-06-08 | Renault Sas | Procede de gestion d'information de freinage |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH387320A (fr) * | 1963-02-25 | 1965-01-31 | Paillard Sa | Dispositif optique comprenant au moins un élément photoconducteur placé sur le trajet d'un faisceau lumineux modulé |
JPS5868247A (ja) * | 1981-10-19 | 1983-04-23 | Hitachi Ltd | フオ−カス誤差信号検出回路 |
JPS58215736A (ja) * | 1982-06-07 | 1983-12-15 | Pioneer Electronic Corp | 光学式記録情報読取装置におけるサ−ボ装置 |
JPS59152547A (ja) * | 1983-02-21 | 1984-08-31 | Toshiba Corp | デイスクレコ−ド再生装置 |
US4617654A (en) * | 1984-06-12 | 1986-10-14 | National Semiconductor Corporation | Matrix circuit for optical disc systems |
JPS61117737A (ja) * | 1984-11-13 | 1986-06-05 | Pioneer Electronic Corp | フオ−カスサ−ボ装置 |
NL8500059A (nl) * | 1985-01-11 | 1986-08-01 | Philips Nv | Inrichting voor het weergeven van informatie van een optisch uitleesbare registratiedrager. |
JPS6212933A (ja) * | 1985-07-09 | 1987-01-21 | Matsushita Electric Ind Co Ltd | 光学式再生方法 |
JPS62188031A (ja) * | 1986-02-13 | 1987-08-17 | Csk Corp | 焦点整合位置検出方式 |
US4956833A (en) * | 1986-03-31 | 1990-09-11 | Asahi Kogaku Kogyo Kabushiki Kaisha | Objective driving device for an optical disk apparatus |
DE3642763A1 (de) * | 1986-12-15 | 1988-06-23 | Thomson Brandt Gmbh | Spurregelkreis zum fuehren eines lichtstrahls |
JP2590886B2 (ja) * | 1987-06-11 | 1997-03-12 | ソニー株式会社 | デイスクプレーヤの信号処理回路 |
JPH0233733A (ja) * | 1988-07-22 | 1990-02-02 | Sony Corp | フォーカスサーボ回路 |
JP2733985B2 (ja) * | 1988-09-02 | 1998-03-30 | 住友化学工業株式会社 | 多層延伸ポリプロピレンフィルム |
JPH02198036A (ja) * | 1989-01-27 | 1990-08-06 | Olympus Optical Co Ltd | 光情報記録および/または再生装置における光スポットの移動方向検出装置 |
JPH0785310B2 (ja) * | 1989-04-07 | 1995-09-13 | シャープ株式会社 | 信号処理回路内蔵型受光素子 |
-
1990
- 1990-05-31 DE DE4017487A patent/DE4017487A1/de not_active Withdrawn
-
1991
- 1991-05-16 HU HU911636A patent/HU209536B/hu not_active IP Right Cessation
- 1991-05-22 MY MYPI91000864A patent/MY105432A/en unknown
- 1991-05-22 US US07/703,899 patent/US5146444A/en not_active Expired - Lifetime
- 1991-05-24 EP EP91108418A patent/EP0460462A1/de not_active Ceased
- 1991-05-24 SG SG1996008656A patent/SG47115A1/en unknown
- 1991-05-29 JP JP3124235A patent/JPH04228118A/ja active Pending
- 1991-05-31 KR KR1019910009017A patent/KR910020665A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
MY105432A (en) | 1994-10-31 |
HU209536B (en) | 1994-07-28 |
US5146444A (en) | 1992-09-08 |
DE4017487A1 (de) | 1991-12-05 |
HU911636D0 (en) | 1991-11-28 |
EP0460462A1 (de) | 1991-12-11 |
JPH04228118A (ja) | 1992-08-18 |
HUT62111A (en) | 1993-03-29 |
KR910020665A (ko) | 1991-12-20 |
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