DE60318995D1 - Halbleiterlaseransteuerschaltung und photoelektrischer Sensor. - Google Patents

Halbleiterlaseransteuerschaltung und photoelektrischer Sensor.

Info

Publication number
DE60318995D1
DE60318995D1 DE60318995T DE60318995T DE60318995D1 DE 60318995 D1 DE60318995 D1 DE 60318995D1 DE 60318995 T DE60318995 T DE 60318995T DE 60318995 T DE60318995 T DE 60318995T DE 60318995 D1 DE60318995 D1 DE 60318995D1
Authority
DE
Germany
Prior art keywords
semiconductor laser
drive circuit
laser drive
photoelectric sensor
monitor photodiode
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 - Lifetime
Application number
DE60318995T
Other languages
English (en)
Other versions
DE60318995T2 (de
Inventor
Takayuki Ochiai
Takayuki Takeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Industrial Devices SUNX Co Ltd
Original Assignee
Sunx 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 Sunx Ltd filed Critical Sunx Ltd
Publication of DE60318995D1 publication Critical patent/DE60318995D1/de
Application granted granted Critical
Publication of DE60318995T2 publication Critical patent/DE60318995T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
  • Optical Head (AREA)
DE60318995T 2003-06-30 2003-10-28 Halbleiterlaseransteuerschaltung und photoelektrischer Sensor. Expired - Lifetime DE60318995T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003188616A JP2005026371A (ja) 2003-06-30 2003-06-30 半導体レーザ駆動回路及び光電センサ
JP2003188616 2003-06-30

Publications (2)

Publication Number Publication Date
DE60318995D1 true DE60318995D1 (de) 2008-03-20
DE60318995T2 DE60318995T2 (de) 2009-02-05

Family

ID=33432289

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60318995T Expired - Lifetime DE60318995T2 (de) 2003-06-30 2003-10-28 Halbleiterlaseransteuerschaltung und photoelektrischer Sensor.

Country Status (6)

Country Link
US (1) US20040264524A1 (de)
EP (1) EP1494324B1 (de)
JP (1) JP2005026371A (de)
CN (1) CN100344035C (de)
AT (1) ATE385621T1 (de)
DE (1) DE60318995T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006238185A (ja) * 2005-02-25 2006-09-07 Keyence Corp 光電スイッチ用投光ヘッド
KR20070027936A (ko) * 2005-08-30 2007-03-12 삼성전자주식회사 레이저 다이오드 구동회로 및 그 제어방법과 레이저다이오드 구동용 반도체 집적회로
CN100454695C (zh) * 2006-03-20 2009-01-21 中兴通讯股份有限公司 同轴直调激光器耦合驱动电路
US20090283848A1 (en) * 2008-05-13 2009-11-19 Jds Uniphase Corporation Photodiode Assembly With Improved Electrostatic Discharge Damage Threshold
CN111900617B (zh) * 2020-07-20 2024-01-09 索尔思光电（成都）有限公司 一种激光器驱动电路及光模块

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5861691A (ja) * 1981-10-07 1983-04-12 Sharp Corp 半導体レーザ装置の駆動回路
JPH01179382A (ja) * 1987-12-30 1989-07-17 Ricoh Co Ltd レーザダイオード制御方式
JPH06112564A (ja) * 1992-09-28 1994-04-22 Minolta Camera Co Ltd プリンタ
CN1188567A (zh) * 1995-06-23 1998-07-22 英国电讯有限公司 激光机驱动电路
US5936986A (en) * 1996-07-30 1999-08-10 Bayer Corporation Methods and apparatus for driving a laser diode
JP2001336929A (ja) * 2000-05-29 2001-12-07 Sunx Ltd 反射型光電センサ
JP2002198568A (ja) * 2000-12-27 2002-07-12 Sunx Ltd 投光ユニット及び光電センサ

Also Published As

Publication number Publication date
EP1494324A3 (de) 2005-01-12
CN1578024A (zh) 2005-02-09
EP1494324A2 (de) 2005-01-05
CN100344035C (zh) 2007-10-17
EP1494324B1 (de) 2008-02-06
JP2005026371A (ja) 2005-01-27
US20040264524A1 (en) 2004-12-30
ATE385621T1 (de) 2008-02-15
DE60318995T2 (de) 2009-02-05

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Legal Events

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8364 No opposition during term of opposition