DE112020004724T5 - Laserdioden-Treiberschaltung - Google Patents

Laserdioden-Treiberschaltung Download PDF

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Publication number
DE112020004724T5
DE112020004724T5 DE112020004724.5T DE112020004724T DE112020004724T5 DE 112020004724 T5 DE112020004724 T5 DE 112020004724T5 DE 112020004724 T DE112020004724 T DE 112020004724T DE 112020004724 T5 DE112020004724 T5 DE 112020004724T5
Authority
DE
Germany
Prior art keywords
laser diode
driving
capacitor
current
driver circuit
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.)
Pending
Application number
DE112020004724.5T
Other languages
German (de)
English (en)
Inventor
Takahiro Matsuoka
Naomi Takimoto
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of DE112020004724T5 publication Critical patent/DE112020004724T5/de
Pending legal-status Critical Current

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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
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • 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
    • H01S5/04—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
    • H01S5/40—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
DE112020004724.5T 2019-09-30 2020-06-18 Laserdioden-Treiberschaltung Pending DE112020004724T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-180617 2019-09-30
JP2019180617 2019-09-30
PCT/JP2020/023943 WO2021065097A1 (ja) 2019-09-30 2020-06-18 レーザダイオード駆動回路

Publications (1)

Publication Number Publication Date
DE112020004724T5 true DE112020004724T5 (de) 2022-06-23

Family

ID=75338050

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020004724.5T Pending DE112020004724T5 (de) 2019-09-30 2020-06-18 Laserdioden-Treiberschaltung

Country Status (5)

Country Link
US (1) US12394957B2 (https=)
JP (1) JP7318718B2 (https=)
CN (1) CN114521312B (https=)
DE (1) DE112020004724T5 (https=)
WO (1) WO2021065097A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000016423A1 (it) * 2020-07-07 2022-01-07 St Microelectronics Srl Circuito generatore di impulsi, sistema e procedimento corrispondenti
DE102021114250A1 (de) 2021-06-02 2022-12-08 Valeo Schalter Und Sensoren Gmbh Aktives optisches Sensorsystem mit verbesserter Augensicherheit
JP7668728B2 (ja) * 2021-10-27 2025-04-25 京セラ株式会社 電磁波放射装置、測距装置、及び移動体

Family Cites Families (25)

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Publication number Priority date Publication date Assignee Title
JPH0445270Y2 (https=) * 1985-08-15 1992-10-23
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
US6697402B2 (en) * 2001-07-19 2004-02-24 Analog Modules, Inc. High-power pulsed laser diode driver
JP5318063B2 (ja) * 2004-04-28 2013-10-16 ルネサスエレクトロニクス株式会社 レーザーダイオードの駆動回路及び半導体装置
DE102008062544B4 (de) 2007-12-20 2017-11-09 Denso Corporation Laser-Array-Schaltung
JP4831151B2 (ja) * 2007-12-20 2011-12-07 株式会社デンソー レーザアレイ駆動回路
JP2012209501A (ja) * 2011-03-30 2012-10-25 Sony Corp 補正回路、駆動回路、発光装置、および電流パルス波形の補正方法
US9368936B1 (en) * 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
JP6651123B2 (ja) 2015-01-08 2020-02-19 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
JP6569236B2 (ja) 2015-02-18 2019-09-04 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
DE112016001179B4 (de) * 2015-04-15 2023-06-01 Mitsubishi Electric Corporation Energieversorgung zum Treiben von Laserdioden
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
US10158211B2 (en) 2015-09-22 2018-12-18 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
JP6819098B2 (ja) 2016-07-01 2021-01-27 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
JP6799985B2 (ja) 2016-09-28 2020-12-16 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
US10048358B2 (en) * 2016-12-30 2018-08-14 Panosense Inc. Laser power calibration and correction
US10511142B2 (en) 2017-05-03 2019-12-17 Analog Modules, Inc. Pulsed laser diode drivers and methods
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
DE112020004686T5 (de) * 2019-09-30 2022-06-15 Murata Manufacturing Co., Ltd. Laserdioden-Treiberschaltung
DE112020006729T5 (de) * 2020-04-15 2022-12-01 Murata Manufacturing Co., Ltd. Laserdiodentreiberschaltung
WO2022163504A1 (ja) * 2021-01-29 2022-08-04 株式会社村田製作所 発光装置
CN113725724B (zh) * 2021-09-01 2024-02-27 上海沛塬电子有限公司 一种激光脉冲发射集成电路模组、制造方法及系统

Also Published As

Publication number Publication date
WO2021065097A1 (ja) 2021-04-08
CN114521312A (zh) 2022-05-20
CN114521312B (zh) 2023-12-22
JP7318718B2 (ja) 2023-08-01
JPWO2021065097A1 (https=) 2021-04-08
US20220224075A1 (en) 2022-07-14
US12394957B2 (en) 2025-08-19

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