CN1154013C - 控制激光二极管功率的方法和设备 - Google Patents
控制激光二极管功率的方法和设备 Download PDFInfo
- Publication number
- CN1154013C CN1154013C CNB001036505A CN00103650A CN1154013C CN 1154013 C CN1154013 C CN 1154013C CN B001036505 A CNB001036505 A CN B001036505A CN 00103650 A CN00103650 A CN 00103650A CN 1154013 C CN1154013 C CN 1154013C
- Authority
- CN
- China
- Prior art keywords
- laser diode
- signal
- periodic signal
- apc
- ram
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
-
- 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
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
-
- 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
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
- G11B7/1263—Power control during transducing, e.g. by monitoring
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019990018848A KR100346701B1 (ko) | 1999-05-25 | 1999-05-25 | 레이저 다이오드의 출력 제어 방법 및 이에 적합한 장치 |
| KR18848/1999 | 1999-05-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1274862A CN1274862A (zh) | 2000-11-29 |
| CN1154013C true CN1154013C (zh) | 2004-06-16 |
Family
ID=36500515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001036505A Expired - Fee Related CN1154013C (zh) | 1999-05-25 | 2000-02-29 | 控制激光二极管功率的方法和设备 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7057990B1 (zh) |
| EP (1) | EP1058246B1 (zh) |
| JP (1) | JP2000339736A (zh) |
| KR (1) | KR100346701B1 (zh) |
| CN (1) | CN1154013C (zh) |
| DE (1) | DE60027816T2 (zh) |
| MY (1) | MY127642A (zh) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100464403B1 (ko) | 2001-07-20 | 2005-01-03 | 삼성전자주식회사 | 광디스크 기록/재생 장치의 이상 상태 검출 장치 |
| KR100459702B1 (ko) | 2002-02-22 | 2004-12-04 | 삼성전자주식회사 | 광 구동기에 있어서 기록 광 파워 제어장치 및 방법 |
| KR100459708B1 (ko) | 2002-03-29 | 2004-12-04 | 삼성전자주식회사 | 자동 레이저 출력 제어 기능을 가지는 레이저 다이오드 드라이버 |
| KR100505646B1 (ko) * | 2002-10-24 | 2005-08-03 | 삼성전자주식회사 | 광픽업 시스템의 모니터 피디 이득 제어 장치 |
| JP2006527900A (ja) * | 2003-06-19 | 2006-12-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | レーザ駆動信号を生成するための手段及びその方法 |
| KR100604820B1 (ko) * | 2003-06-24 | 2006-07-26 | 삼성전자주식회사 | 광디스크 드라이브의 자동 레이저 다이오드 출력 제어방법 및 이에 적합한 장치 |
| EP1695344A1 (en) * | 2003-12-08 | 2006-08-30 | Koninklijke Philips Electronics N.V. | Holographic reading device |
| JP3938144B2 (ja) | 2004-02-17 | 2007-06-27 | キヤノン株式会社 | 画像形成装置、その制御方法、及び制御プログラム |
| JP4715198B2 (ja) * | 2004-12-27 | 2011-07-06 | ソニー株式会社 | レーザ駆動装置 |
| JP2007213680A (ja) * | 2006-02-08 | 2007-08-23 | Toshiba Corp | 自動パワー制御フィルタ回路および光ディスク装置 |
| CN102111623B (zh) * | 2009-12-29 | 2014-01-22 | 英特赛尔美国股份有限公司 | 用于色彩分块、双速率视频传输的系统和方法 |
| US8384832B2 (en) * | 2009-12-29 | 2013-02-26 | Intersil Americas Inc. | Systems and methods for partitioned color, double rate video transfer |
| JP2012018731A (ja) * | 2010-07-08 | 2012-01-26 | Hitachi-Lg Data Storage Inc | 光ディスク装置及び光ディスク装置におけるレーザ光パワーの制御方法 |
| JP2012033738A (ja) * | 2010-07-30 | 2012-02-16 | Ricoh Co Ltd | 半導体レーザ駆動装置及びその半導体レーザ駆動装置を備えた画像形成装置 |
| JP2013093086A (ja) | 2011-10-03 | 2013-05-16 | Panasonic Corp | 光記録再生装置 |
| KR101845662B1 (ko) * | 2017-04-14 | 2018-04-05 | 이화여자대학교 산학협력단 | 빅셀 다이오드 구동 회로 |
| CN117293641B (zh) * | 2023-11-27 | 2024-03-01 | 深圳市通甪科技有限公司 | 一种激光能量反馈电路、激光能量反馈装置及激光消融仪 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3943446A (en) * | 1974-09-30 | 1976-03-09 | Westinghouse Electric Corporation | Power and modulation control system |
| DE3546599C2 (zh) * | 1984-11-20 | 1993-06-03 | Olympus Optical Co., Ltd., Tokio/Tokyo, Jp | |
| JP2503202B2 (ja) | 1985-01-30 | 1996-06-05 | 株式会社リコー | 半導体レ−ザの出力制御装置 |
| US4856011A (en) * | 1985-01-30 | 1989-08-08 | Ricoh Company, Ltd. | Semiconductor laser control circuit |
| JPH0630031B2 (ja) * | 1986-09-25 | 1994-04-20 | 日本電気株式会社 | 自動電力制御回路 |
| JP2785290B2 (ja) * | 1988-12-19 | 1998-08-13 | ソニー株式会社 | 光ディスクのシーク及びトラッキング装置 |
| US5146240A (en) * | 1990-02-08 | 1992-09-08 | Ricoh Company, Ltd. | Image forming apparatus with plural dot densities |
| JPH05314661A (ja) * | 1992-05-08 | 1993-11-26 | Ricoh Co Ltd | 光情報記録媒体 |
| JPH07181605A (ja) * | 1993-12-22 | 1995-07-21 | Canon Inc | 画像形成装置 |
| JPH07251526A (ja) * | 1994-01-31 | 1995-10-03 | Canon Inc | 記録装置 |
| US5528577A (en) * | 1994-10-19 | 1996-06-18 | Sony Corporation | Apparatus and method for reading at least partially unmetallized optical discs |
| JPH08147744A (ja) * | 1994-11-16 | 1996-06-07 | Canon Inc | 光記録装置 |
| JP3346073B2 (ja) * | 1995-01-23 | 2002-11-18 | 株式会社日立製作所 | ディスク記録媒体 |
| JP3260263B2 (ja) * | 1995-09-27 | 2002-02-25 | 富士通株式会社 | レーザー・ダイオード駆動装置 |
| DE19609575A1 (de) * | 1996-03-12 | 1997-09-18 | Thomson Brandt Gmbh | Gerät zum Beschreiben und/oder Lesen optischer Aufzeichnungsträger unterschiedlichen Aufbaus |
| KR100249224B1 (ko) * | 1996-11-23 | 2000-03-15 | 구자홍 | 미로신호 검출방법 및 장치 |
| KR19990016023A (ko) | 1997-08-12 | 1999-03-05 | 윤종용 | 레이저 다이오드 광출력 제어방법 및 장치 |
| JPH11144288A (ja) * | 1997-11-05 | 1999-05-28 | Yamaha Corp | 光ディスク記録のレーザパワー制御方法および光ディスク記録装置のレーザダイオード駆動回路 |
| US6310854B1 (en) * | 1997-11-28 | 2001-10-30 | Yamaha Corporation | Optical disk having areas of different recording densities or functions |
| KR100252103B1 (ko) * | 1997-12-12 | 2000-05-01 | 윤종용 | 레이저 다이오드의 온도 보상 장치 및 방법 |
| JP3470584B2 (ja) * | 1998-03-05 | 2003-11-25 | ヤマハ株式会社 | 光ディスク記録方法及び装置 |
| KR100618962B1 (ko) * | 1998-08-29 | 2006-09-01 | 삼성전자주식회사 | 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법 |
| JP2000182241A (ja) * | 1998-12-16 | 2000-06-30 | Hitachi Ltd | ヘッドアンプ及びそれを用いた光ディスク装置 |
| US6414974B1 (en) * | 1999-09-07 | 2002-07-02 | Analog Devices, Inc. | Method and a control circuit for controlling the extinction ratio of a laser diode |
-
1999
- 1999-05-25 KR KR1019990018848A patent/KR100346701B1/ko not_active Expired - Fee Related
-
2000
- 2000-02-24 EP EP00301451A patent/EP1058246B1/en not_active Expired - Lifetime
- 2000-02-24 DE DE60027816T patent/DE60027816T2/de not_active Expired - Lifetime
- 2000-02-28 MY MYPI20000756A patent/MY127642A/en unknown
- 2000-02-28 JP JP2000052002A patent/JP2000339736A/ja active Pending
- 2000-02-29 CN CNB001036505A patent/CN1154013C/zh not_active Expired - Fee Related
- 2000-02-29 US US09/515,101 patent/US7057990B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1058246B1 (en) | 2006-05-10 |
| EP1058246A2 (en) | 2000-12-06 |
| US7057990B1 (en) | 2006-06-06 |
| KR100346701B1 (ko) | 2002-08-01 |
| JP2000339736A (ja) | 2000-12-08 |
| DE60027816T2 (de) | 2006-10-26 |
| EP1058246A3 (en) | 2001-08-16 |
| CN1274862A (zh) | 2000-11-29 |
| DE60027816D1 (de) | 2006-06-14 |
| MY127642A (en) | 2006-12-29 |
| KR20000074716A (ko) | 2000-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TOSHIBA SAMSUNG STORAGE TECHNO Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20140721 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140721 Address after: Gyeonggi Do, South Korea Patentee after: Toshiba Samsung Storage Technology Korea Co., Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040616 Termination date: 20170229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |