JPWO2021065096A1 - - Google Patents

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Publication number
JPWO2021065096A1
JPWO2021065096A1 JP2021551145A JP2021551145A JPWO2021065096A1 JP WO2021065096 A1 JPWO2021065096 A1 JP WO2021065096A1 JP 2021551145 A JP2021551145 A JP 2021551145A JP 2021551145 A JP2021551145 A JP 2021551145A JP WO2021065096 A1 JPWO2021065096 A1 JP WO2021065096A1
Authority
JP
Japan
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.)
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Application number
JP2021551145A
Other versions
JPWO2021065096A5 (ja
JP7318722B2 (ja
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Publication of JPWO2021065096A1 publication Critical patent/JPWO2021065096A1/ja
Publication of JPWO2021065096A5 publication Critical patent/JPWO2021065096A5/ja
Application granted granted Critical
Publication of JP7318722B2 publication Critical patent/JP7318722B2/ja
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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
    • 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
    • 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
    • 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
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple transmitters
    • 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Semiconductor Lasers (AREA)
JP2021551145A 2019-09-30 2020-06-18 レーザダイオード駆動回路 Active JP7318722B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019180505 2019-09-30
JP2019180505 2019-09-30
PCT/JP2020/023941 WO2021065096A1 (ja) 2019-09-30 2020-06-18 レーザダイオード駆動回路

Publications (3)

Publication Number Publication Date
JPWO2021065096A1 true JPWO2021065096A1 (ja) 2021-04-08
JPWO2021065096A5 JPWO2021065096A5 (ja) 2022-05-23
JP7318722B2 JP7318722B2 (ja) 2023-08-01

Family

ID=75338011

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021551145A Active JP7318722B2 (ja) 2019-09-30 2020-06-18 レーザダイオード駆動回路

Country Status (5)

Country Link
US (1) US20220224076A1 (ja)
JP (1) JP7318722B2 (ja)
CN (1) CN114521313B (ja)
DE (1) DE112020004686T5 (ja)
WO (1) WO2021065096A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220059983A1 (en) * 2020-08-18 2022-02-24 Lumentum Operations Llc Square pulse laser driver for vertical cavity surface emitting laser arrays

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6234454U (ja) * 1985-08-15 1987-02-28
US20030016711A1 (en) * 2001-07-19 2003-01-23 Crawford Ian D. High-power pulsed laser diode driver
JP2009170870A (ja) * 2007-12-20 2009-07-30 Denso Corp レーザアレイ駆動回路
US9368936B1 (en) * 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
JP2016127214A (ja) * 2015-01-08 2016-07-11 株式会社リコー 光源駆動装置、光源装置、距離測定装置、移動体装置、レーザ加工機及び光源駆動方法
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
US20170085057A1 (en) * 2015-09-22 2017-03-23 Analog Devices, Inc. Pulsed laser diode driver
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
JP2018004426A (ja) * 2016-07-01 2018-01-11 株式会社リコー 物体検出装置、センシング装置及び移動体装置
JP2018054415A (ja) * 2016-09-28 2018-04-05 株式会社トプコン 測距装置
JP2018059839A (ja) * 2016-10-06 2018-04-12 株式会社デンソー 距離測定装置
US20180323576A1 (en) * 2017-05-03 2018-11-08 Ian D. Crawford Pulsed laser diode drivers and methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06275901A (ja) * 1993-03-22 1994-09-30 Alps Electric Co Ltd レーザ光源の駆動回路
JP2013222799A (ja) * 2012-04-16 2013-10-28 Sumitomo Electric Device Innovations Inc 半導体レーザの制御方法及び光トランシーバの製造方法
JP6097713B2 (ja) * 2014-03-19 2017-03-15 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
CN206412630U (zh) * 2016-12-01 2017-08-15 武汉万集信息技术有限公司 一种双脉冲控制的半导体激光器驱动电路
JP7354717B2 (ja) 2018-11-30 2023-10-03 株式会社リコー 駆動回路、発光装置、距離測定装置、及び移動体
US11240894B2 (en) * 2018-11-30 2022-02-01 Ricoh Company, Ltd. Drive circuit, light emitting device, distance measurement apparatus, and mobile body

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6234454U (ja) * 1985-08-15 1987-02-28
US20030016711A1 (en) * 2001-07-19 2003-01-23 Crawford Ian D. High-power pulsed laser diode driver
JP2009170870A (ja) * 2007-12-20 2009-07-30 Denso Corp レーザアレイ駆動回路
US9368936B1 (en) * 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
JP2016127214A (ja) * 2015-01-08 2016-07-11 株式会社リコー 光源駆動装置、光源装置、距離測定装置、移動体装置、レーザ加工機及び光源駆動方法
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
US20170085057A1 (en) * 2015-09-22 2017-03-23 Analog Devices, Inc. Pulsed laser diode driver
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
JP2018004426A (ja) * 2016-07-01 2018-01-11 株式会社リコー 物体検出装置、センシング装置及び移動体装置
JP2018054415A (ja) * 2016-09-28 2018-04-05 株式会社トプコン 測距装置
JP2018059839A (ja) * 2016-10-06 2018-04-12 株式会社デンソー 距離測定装置
US20180323576A1 (en) * 2017-05-03 2018-11-08 Ian D. Crawford Pulsed laser diode drivers and methods

Also Published As

Publication number Publication date
CN114521313B (zh) 2024-05-14
CN114521313A (zh) 2022-05-20
US20220224076A1 (en) 2022-07-14
WO2021065096A1 (ja) 2021-04-08
DE112020004686T5 (de) 2022-06-15
JP7318722B2 (ja) 2023-08-01

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