TWI319571B - Laser driver, optical head including the laser driver,optical disc drive and laser driving method - Google Patents
Laser driver, optical head including the laser driver,optical disc drive and laser driving methodInfo
- Publication number
- TWI319571B TWI319571B TW093135222A TW93135222A TWI319571B TW I319571 B TWI319571 B TW I319571B TW 093135222 A TW093135222 A TW 093135222A TW 93135222 A TW93135222 A TW 93135222A TW I319571 B TWI319571 B TW I319571B
- Authority
- TW
- Taiwan
- Prior art keywords
- laser
- laser driver
- driving method
- disc drive
- head including
- 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
- G11B7/125—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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/06804—Stabilisation of laser output parameters by monitoring an external parameter, e.g. temperature
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/06808—Stabilisation of laser output parameters by monitoring the electrical laser parameters, e.g. voltage or current
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
- H01S5/06832—Stabilising during amplitude modulation
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Organic Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Oncology (AREA)
- Communicable Diseases (AREA)
- Optical Head (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003387889 | 2003-11-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200522022A TW200522022A (en) | 2005-07-01 |
TWI319571B true TWI319571B (en) | 2010-01-11 |
Family
ID=34616172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW093135222A TWI319571B (en) | 2003-11-18 | 2004-11-17 | Laser driver, optical head including the laser driver,optical disc drive and laser driving method |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090040904A1 (zh) |
JP (1) | JPWO2005050800A1 (zh) |
CN (1) | CN100452581C (zh) |
TW (1) | TWI319571B (zh) |
WO (1) | WO2005050800A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007058981A (ja) * | 2005-08-24 | 2007-03-08 | Pioneer Electronic Corp | レーザ駆動装置、情報記録装置及び情報再生装置 |
JP4736967B2 (ja) * | 2006-06-14 | 2011-07-27 | 株式会社日立製作所 | 光ディスク装置、および、情報記録方法 |
JP2008159909A (ja) * | 2006-12-25 | 2008-07-10 | Sumitomo Electric Ind Ltd | 半導体レーザ駆動回路 |
CN204538461U (zh) * | 2015-04-09 | 2015-08-05 | 西安华科光电有限公司 | 一种激光器驱动电路 |
CN105242739B (zh) * | 2015-10-30 | 2017-08-04 | 江苏奥雷光电有限公司 | 一种偏置电流温控方法 |
CN105784199B (zh) * | 2016-03-17 | 2019-06-14 | 青岛海信宽带多媒体技术有限公司 | 一种光模块 |
CN109842216A (zh) * | 2017-11-28 | 2019-06-04 | 北京中诺智电科技有限公司 | 一种远距离激光无线充电发射装置 |
CN109524877A (zh) * | 2018-12-26 | 2019-03-26 | 深圳市杰普特光电股份有限公司 | 控制装置、控制方法及激光设备 |
US11079432B2 (en) * | 2019-02-19 | 2021-08-03 | Nxp B.V. | Integrated laser voltage probe pad for measuring DC or low frequency AC electrical parameters with laser based optical probing techniques |
CN115336125A (zh) * | 2020-03-31 | 2022-11-11 | 索尼半导体解决方案公司 | 驱动装置、发光装置以及驱动方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63153455A (ja) * | 1986-12-18 | 1988-06-25 | Yokogawa Electric Corp | 光デイスクテストシステム |
JPH02109384A (ja) * | 1988-10-18 | 1990-04-23 | Mitsubishi Electric Corp | 半導体レーザの光出力安定化装置 |
JPH07240554A (ja) * | 1994-02-28 | 1995-09-12 | Fujitsu Ltd | 半導体レーザ駆動装置 |
JP2914431B2 (ja) * | 1996-03-19 | 1999-06-28 | 日本電気株式会社 | 高速apc回路 |
US6496525B1 (en) * | 1998-09-21 | 2002-12-17 | Matsushita Electric Industrial Co., Ltd. | Laser driver and optical transceiver |
JP2000244052A (ja) * | 1999-02-18 | 2000-09-08 | Sharp Corp | 半導体レーザ駆動装置 |
JP3732033B2 (ja) * | 1999-02-19 | 2006-01-05 | 富士通株式会社 | 光出力制御回路 |
JP2001084627A (ja) * | 1999-09-10 | 2001-03-30 | Toshiba Corp | 光ディスク装置と半導体レーザ発振器の制御方法 |
JP2001216672A (ja) * | 2000-02-02 | 2001-08-10 | Yamaha Corp | レーザ発光体の温度検出装置および発光装置 |
JP4334129B2 (ja) * | 2000-11-07 | 2009-09-30 | シャープ株式会社 | 窒化物半導体発光素子とそれを含む光学装置 |
JP2002150590A (ja) * | 2000-11-10 | 2002-05-24 | Pioneer Electronic Corp | 光学式記録媒体による記録装置及び方法 |
JP2002158395A (ja) * | 2000-11-17 | 2002-05-31 | Sony Corp | 半導体レーザのレーザパワー制御方法及び制御装置並びに光磁気記録媒体の記録再生方法及び記録再生装置並びに光記録媒体の記録再生方法及び記録再生装置 |
JP2002217836A (ja) * | 2001-01-15 | 2002-08-02 | Oki Electric Ind Co Ltd | レーザダイオード駆動回路及び光送信システム |
JP2002251735A (ja) * | 2001-02-23 | 2002-09-06 | Matsushita Electric Ind Co Ltd | 光ディスク記録装置 |
JP3724377B2 (ja) * | 2001-03-01 | 2005-12-07 | ソニー株式会社 | レーザ駆動方法及び装置、並びに記録再生装置及び方法 |
JP2003017801A (ja) * | 2001-07-03 | 2003-01-17 | Ricoh Co Ltd | 半導体レーザ制御装置 |
JP2003067962A (ja) * | 2001-08-27 | 2003-03-07 | Victor Co Of Japan Ltd | 光記録再生装置 |
JP2003168232A (ja) * | 2001-11-29 | 2003-06-13 | Toshiba Corp | 光ディスクドライブ及びレーザ光駆動電源電圧制御方法 |
JP2003242642A (ja) * | 2002-02-13 | 2003-08-29 | Sanyo Electric Co Ltd | 光ディスク記録再生装置 |
JP2004193376A (ja) * | 2002-12-12 | 2004-07-08 | Fuji Xerox Co Ltd | 発光素子駆動装置 |
-
2004
- 2004-11-15 JP JP2005515598A patent/JPWO2005050800A1/ja active Pending
- 2004-11-15 CN CNB2004800340370A patent/CN100452581C/zh not_active Expired - Fee Related
- 2004-11-15 WO PCT/JP2004/016929 patent/WO2005050800A1/ja active Application Filing
- 2004-11-15 US US10/595,693 patent/US20090040904A1/en not_active Abandoned
- 2004-11-17 TW TW093135222A patent/TWI319571B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW200522022A (en) | 2005-07-01 |
US20090040904A1 (en) | 2009-02-12 |
WO2005050800A1 (ja) | 2005-06-02 |
CN100452581C (zh) | 2009-01-14 |
CN1883090A (zh) | 2006-12-20 |
JPWO2005050800A1 (ja) | 2007-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |