JP2011513988A - レーザダイオード・ドライバ - Google Patents

レーザダイオード・ドライバ Download PDF

Info

Publication number
JP2011513988A
JP2011513988A JP2010549637A JP2010549637A JP2011513988A JP 2011513988 A JP2011513988 A JP 2011513988A JP 2010549637 A JP2010549637 A JP 2010549637A JP 2010549637 A JP2010549637 A JP 2010549637A JP 2011513988 A JP2011513988 A JP 2011513988A
Authority
JP
Japan
Prior art keywords
laser diode
voltage
voltage source
current
during
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.)
Withdrawn
Application number
JP2010549637A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011513988A5 (enExample
Inventor
ゲッツ，アリア
ドロール，ヨセフ
Original Assignee
イーストマン コダック カンパニー
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 イーストマン コダック カンパニー filed Critical イーストマン コダック カンパニー
Publication of JP2011513988A publication Critical patent/JP2011513988A/ja
Publication of JP2011513988A5 publication Critical patent/JP2011513988A5/ja
Withdrawn legal-status Critical Current

Links

Images

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
    • H01S5/04—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
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • H01S5/0428—Electrical excitation ; Circuits therefor for applying pulses to the laser

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
JP2010549637A 2008-03-03 2009-02-27 レーザダイオード・ドライバ Withdrawn JP2011513988A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/040,943 US20090219964A1 (en) 2008-03-03 2008-03-03 laser diode driver
PCT/US2009/001250 WO2009114074A1 (en) 2008-03-03 2009-02-27 A laser diode driver

Publications (2)

Publication Number Publication Date
JP2011513988A true JP2011513988A (ja) 2011-04-28
JP2011513988A5 JP2011513988A5 (enExample) 2013-04-11

Family

ID=40852244

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010549637A Withdrawn JP2011513988A (ja) 2008-03-03 2009-02-27 レーザダイオード・ドライバ

Country Status (4)

Country Link
US (1) US20090219964A1 (enExample)
EP (1) EP2250715A1 (enExample)
JP (1) JP2011513988A (enExample)
WO (1) WO2009114074A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016139978A1 (ja) * 2015-03-02 2016-09-09 ソニー株式会社 制御装置、光源装置、レーザー光発生装置及び制御方法
JP2022161687A (ja) * 2021-04-09 2022-10-21 三菱電機株式会社 発光素子駆動回路
JPWO2024070709A1 (enExample) * 2022-09-28 2024-04-04

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7756173B2 (en) * 2008-06-20 2010-07-13 Alfrey Anthony J Laser diode driver with adaptive compliance voltage
US8654550B2 (en) * 2010-06-17 2014-02-18 Hewlett-Packard Development Company, L.P. Circulating current detection for redundant power supply
US9001857B2 (en) 2011-08-23 2015-04-07 Raytheon Company High-efficiency, dual current sink laser diode driver
CN103280694A (zh) * 2013-05-27 2013-09-04 四川大学 基于fpga的高功率脉冲半导体激光器的驱动电源装置
US10122151B2 (en) 2015-06-30 2018-11-06 Hisense Broadband Multimedia Technologies, Ltd. Optical module
CN106330333B (zh) * 2015-06-30 2019-03-05 青岛海信宽带多媒体技术有限公司 光模块
CN105208739B (zh) * 2015-10-21 2019-05-07 广东威创视讯科技股份有限公司 激光光源恒流驱动装置
WO2021144962A1 (ja) * 2020-01-17 2021-07-22 オリンパス株式会社 発光装置、および駆動装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5438581A (en) * 1994-08-16 1995-08-01 Eastman Kodak Company Laser driver ASIC chip
US5666045A (en) * 1994-12-09 1997-09-09 Psc Inc. Laser drive and control systems useful for laser diode protection
IT1285852B1 (it) * 1996-04-24 1998-06-24 Cselt Centro Studi Lab Telecom Circuito di pilotaggio ad alta velocita' di sorgenti ottiche realizzato in tecnologia cmos.
JP2002158396A (ja) * 2000-11-22 2002-05-31 Nec Corp オートレーザーパワーコントロール回路
JP4123791B2 (ja) * 2001-03-05 2008-07-23 富士ゼロックス株式会社 発光素子駆動装置および発光素子駆動システム
DE60140428D1 (de) * 2001-04-30 2009-12-24 Avago Tech Fiber Ip Sg Pte Ltd Stromversorgung und Verfahren zur Stromversorgung eines Diodenlasertreibers
JP3908971B2 (ja) * 2001-10-11 2007-04-25 浜松ホトニクス株式会社 発光素子駆動回路
US7545839B2 (en) * 2003-01-02 2009-06-09 Optiswitch Technology Corporation Apparatus and method for driving a pulsed laser diode
EP1441425A1 (en) * 2003-01-21 2004-07-28 Deutsche Thomson-Brandt Gmbh Method and electronic circuit for controlling of a supply voltage of a laser diode
US7203213B2 (en) * 2003-12-15 2007-04-10 Micrel, Incorporated Laser turn-on accelerator independent of bias control loop bandwidth
TWI234912B (en) * 2004-04-12 2005-06-21 Mediatek Inc Automatic laser control method and device thereof
US7649919B2 (en) * 2006-05-26 2010-01-19 Mediatek Inc. Automatic power control circuits and methods
JP4732243B2 (ja) * 2006-05-31 2011-07-27 パナソニック株式会社 レーザ駆動回路、光ピックアップおよび記録再生装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016139978A1 (ja) * 2015-03-02 2016-09-09 ソニー株式会社 制御装置、光源装置、レーザー光発生装置及び制御方法
JP2022161687A (ja) * 2021-04-09 2022-10-21 三菱電機株式会社 発光素子駆動回路
JP7511519B2 (ja) 2021-04-09 2024-07-05 三菱電機株式会社 発光素子駆動回路
JPWO2024070709A1 (enExample) * 2022-09-28 2024-04-04
JP7724981B2 (ja) 2022-09-28 2025-08-18 三菱電機株式会社 発光素子駆動回路及びレーザー加工機

Also Published As

Publication number Publication date
WO2009114074A1 (en) 2009-09-17
US20090219964A1 (en) 2009-09-03
EP2250715A1 (en) 2010-11-17

Similar Documents

Publication Publication Date Title
JP2011513988A (ja) レーザダイオード・ドライバ
EP1986470B1 (en) Apparatus amd method to provide a hybrid linear/switching current source, such as for high-efficiency, wide dimming range light emitting diode (LED) backlighting
JP5409399B2 (ja) Ｌｅｄ、ｏｌｅｄ又はレーザダイオードのような負荷のための駆動回路
CN103380659B (zh) 用来改变光输出水平的自适应频率控制
US7898196B2 (en) Motor driving apparatus for driving and braking brake-equipped motor
CN101473696A (zh) 用脉冲电流驱动负载的驱动电路
JP5190390B2 (ja) 発光素子点灯制御装置
JP5599031B2 (ja) 昇降圧型コンバータ
CN101483383B (zh) 用于功率转换器的具有可编程反馈电路的切换控制器
CN108476570B (zh) 多led串调光控制
CN105745994B (zh) 具有至少两个半导体光源的发光机构的控制
JP5579804B2 (ja) 負荷駆動装置およびその制御方法
US9155150B2 (en) LED driver operating in different modes
JP4970179B2 (ja) 電磁負荷の制御装置
JP5857219B2 (ja) Ｌｅｄ駆動装置、照明装置、および照明器具
KR20170026117A (ko) 회로 장치
JP4642406B2 (ja) 定電流駆動回路
US20040066217A1 (en) Apparatus and method for providing a signal having a controlled transition characteristic
JP4291245B2 (ja) 電気アクチュエータ駆動制御回路
JP4597381B2 (ja) 速度可変モータを有する装置
CN110957943A (zh) 伺服电机的抱闸控制方法
JP2021002440A (ja) 点灯制御装置、点灯制御方法、車両用灯具
US11486324B2 (en) Electronic control unit
JP2009231644A (ja) 発光素子駆動回路
KR100812913B1 (ko) 자동차의 피크 앤드 홀드 타입 인젝터 구동 장치

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120217

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20120217

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130214

A761 Written withdrawal of application

Free format text: JAPANESE INTERMEDIATE CODE: A761

Effective date: 20130508