JP7396470B2 - レーザダイオード駆動回路 - Google Patents

レーザダイオード駆動回路 Download PDF

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Publication number
JP7396470B2
JP7396470B2 JP2022515203A JP2022515203A JP7396470B2 JP 7396470 B2 JP7396470 B2 JP 7396470B2 JP 2022515203 A JP2022515203 A JP 2022515203A JP 2022515203 A JP2022515203 A JP 2022515203A JP 7396470 B2 JP7396470 B2 JP 7396470B2
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laser diode
switch element
capacitor
drive circuit
inductor
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JP2022515203A
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Japanese (ja)
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JPWO2021210217A5 (https=
JPWO2021210217A1 (https=
Inventor
翔太 安藤
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Murata Manufacturing Co Ltd
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Murata Manufacturing Co Ltd
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Priority to JP2023200427A priority Critical patent/JP7533744B2/ja
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    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/484—Transmitters
    • 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
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
    • H01S5/0261—Non-optical elements, e.g. laser driver components, heaters
    • 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
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06209—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
    • H01S5/06216—Pulse modulation or generation
    • 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
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06226—Modulation at ultra-high frequencies

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
JP2022515203A 2020-04-15 2020-12-09 レーザダイオード駆動回路 Active JP7396470B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023200427A JP7533744B2 (ja) 2020-04-15 2023-11-28 レーザダイオード駆動回路

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020072989 2020-04-15
JP2020072989 2020-04-15
PCT/JP2020/045892 WO2021210217A1 (ja) 2020-04-15 2020-12-09 レーザダイオード駆動回路

Related Child Applications (1)

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JP2023200427A Division JP7533744B2 (ja) 2020-04-15 2023-11-28 レーザダイオード駆動回路

Publications (3)

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JPWO2021210217A1 JPWO2021210217A1 (https=) 2021-10-21
JPWO2021210217A5 JPWO2021210217A5 (https=) 2022-10-03
JP7396470B2 true JP7396470B2 (ja) 2023-12-12

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JP2023200427A Active JP7533744B2 (ja) 2020-04-15 2023-11-28 レーザダイオード駆動回路

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US (1) US20220376472A1 (https=)
JP (2) JP7396470B2 (https=)
CN (1) CN115004490B (https=)
DE (1) DE112020006729T5 (https=)
WO (1) WO2021210217A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024022614A (ja) * 2020-04-15 2024-02-16 株式会社村田製作所 レーザダイオード駆動回路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7318718B2 (ja) * 2019-09-30 2023-08-01 株式会社村田製作所 レーザダイオード駆動回路
WO2024134864A1 (ja) * 2022-12-23 2024-06-27 三菱電機株式会社 光モジュール
WO2025105042A1 (ja) * 2023-11-17 2025-05-22 株式会社デンソー 発光ユニット、光学センサ
WO2026070177A1 (ja) * 2024-09-30 2026-04-02 ソニーセミコンダクタソリューションズ株式会社 発光駆動装置

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US20070280314A1 (en) 2006-06-01 2007-12-06 Yong-Chan Keh Integrated circuit for driving a light source
JP2009544022A (ja) 2006-07-17 2009-12-10 ライカ ジオシステムズ アクチェンゲゼルシャフト 電子光学距離計
JP2012033541A (ja) 2010-07-28 2012-02-16 Miyachi Technos Corp Ｍｏｐａ方式ファイバレーザ加工装置及びシード用レーザダイオード電源装置
JP2012114338A (ja) 2010-11-26 2012-06-14 Sharp Corp レーザ発光装置、およびこれを用いた車両用灯具
JP2015179436A (ja) 2014-03-19 2015-10-08 古河電気工業株式会社 発光素子の駆動回路、光源装置および発光素子の駆動方法
CN204885822U (zh) 2015-09-14 2015-12-16 深圳市迅捷光通科技有限公司 半导体激光器驱动电路及包括该电路的半导体激光器
JP2016152336A (ja) 2015-02-18 2016-08-22 株式会社豊田中央研究所 レーザダイオード駆動回路及びレーザレーダ装置
JP2017028235A (ja) 2015-07-27 2017-02-02 株式会社トリマティス 短パルスレーザ発光駆動回路
JP2017139704A (ja) 2016-02-05 2017-08-10 パイオニア株式会社 発光部の駆動装置
JP2018059839A (ja) 2016-10-06 2018-04-12 株式会社デンソー 距離測定装置
WO2018150459A1 (ja) 2017-02-14 2018-08-23 三菱電機株式会社 レーザダイオード駆動用電源及びレーザ加工装置
US20180261975A1 (en) 2017-03-07 2018-09-13 Sensl Technologies Ltd. Laser driver
WO2019207938A1 (ja) 2018-04-26 2019-10-31 株式会社村田製作所 発光装置、およびコンデンサ
CN110535028A (zh) 2019-08-16 2019-12-03 上海禾赛光电科技有限公司 用于发光模块的安全充电电路、保护方法以及激光雷达发射系统
JP2020506399A (ja) 2016-12-30 2020-02-27 パノセンス インコーポレイテッド ライダーシステム
JP2020506400A (ja) 2016-12-30 2020-02-27 パノセンス インコーポレイテッド レーザパワー較正および補正

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JPS5940316B2 (ja) * 1979-08-08 1984-09-29 防衛庁技術研究本部長 パルスレ−ザダイオ−ド駆動回路
JPS62209875A (ja) * 1986-03-11 1987-09-16 Fujitsu Ltd 発光ダイオ−ド駆動回路
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070280314A1 (en) 2006-06-01 2007-12-06 Yong-Chan Keh Integrated circuit for driving a light source
JP2009544022A (ja) 2006-07-17 2009-12-10 ライカ ジオシステムズ アクチェンゲゼルシャフト 電子光学距離計
JP2012033541A (ja) 2010-07-28 2012-02-16 Miyachi Technos Corp Ｍｏｐａ方式ファイバレーザ加工装置及びシード用レーザダイオード電源装置
JP2012114338A (ja) 2010-11-26 2012-06-14 Sharp Corp レーザ発光装置、およびこれを用いた車両用灯具
JP2015179436A (ja) 2014-03-19 2015-10-08 古河電気工業株式会社 発光素子の駆動回路、光源装置および発光素子の駆動方法
JP2016152336A (ja) 2015-02-18 2016-08-22 株式会社豊田中央研究所 レーザダイオード駆動回路及びレーザレーダ装置
JP2017028235A (ja) 2015-07-27 2017-02-02 株式会社トリマティス 短パルスレーザ発光駆動回路
CN204885822U (zh) 2015-09-14 2015-12-16 深圳市迅捷光通科技有限公司 半导体激光器驱动电路及包括该电路的半导体激光器
JP2017139704A (ja) 2016-02-05 2017-08-10 パイオニア株式会社 発光部の駆動装置
JP2018059839A (ja) 2016-10-06 2018-04-12 株式会社デンソー 距離測定装置
JP2020506399A (ja) 2016-12-30 2020-02-27 パノセンス インコーポレイテッド ライダーシステム
JP2020506400A (ja) 2016-12-30 2020-02-27 パノセンス インコーポレイテッド レーザパワー較正および補正
WO2018150459A1 (ja) 2017-02-14 2018-08-23 三菱電機株式会社 レーザダイオード駆動用電源及びレーザ加工装置
US20180261975A1 (en) 2017-03-07 2018-09-13 Sensl Technologies Ltd. Laser driver
WO2019207938A1 (ja) 2018-04-26 2019-10-31 株式会社村田製作所 発光装置、およびコンデンサ
CN110535028A (zh) 2019-08-16 2019-12-03 上海禾赛光电科技有限公司 用于发光模块的安全充电电路、保护方法以及激光雷达发射系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024022614A (ja) * 2020-04-15 2024-02-16 株式会社村田製作所 レーザダイオード駆動回路
JP7533744B2 (ja) 2020-04-15 2024-08-14 株式会社村田製作所 レーザダイオード駆動回路

Also Published As

Publication number Publication date
CN115004490B (zh) 2025-10-17
JP2024022614A (ja) 2024-02-16
US20220376472A1 (en) 2022-11-24
WO2021210217A1 (ja) 2021-10-21
CN115004490A (zh) 2022-09-02
JP7533744B2 (ja) 2024-08-14
JPWO2021210217A1 (https=) 2021-10-21
DE112020006729T5 (de) 2022-12-01

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