CN117043629A - 光学模块和测距装置 - Google Patents

光学模块和测距装置 Download PDF

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Publication number
CN117043629A
CN117043629A CN202280023534.9A CN202280023534A CN117043629A CN 117043629 A CN117043629 A CN 117043629A CN 202280023534 A CN202280023534 A CN 202280023534A CN 117043629 A CN117043629 A CN 117043629A
Authority
CN
China
Prior art keywords
light
light emitting
diffraction
emitting elements
angle
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
CN202280023534.9A
Other languages
English (en)
Chinese (zh)
Inventor
大岩达矢
小林高志
木村基
徐嘉伦
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.)
Sony Semiconductor Solutions Corp
Original Assignee
Sony Semiconductor Solutions Corp
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 Sony Semiconductor Solutions Corp filed Critical Sony Semiconductor Solutions Corp
Publication of CN117043629A publication Critical patent/CN117043629A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G01S17/894—Three-dimensional [3D] imaging with simultaneous measurement of time-of-flight at a two-dimensional [2D] array of receiver pixels, e.g. time-of-flight cameras or flash lidar
    • 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
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • G01S7/4813—Housing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Semiconductor Lasers (AREA)
CN202280023534.9A 2021-03-31 2022-02-15 光学模块和测距装置 Pending CN117043629A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021062058 2021-03-31
JP2021-062058 2021-03-31
PCT/JP2022/005856 WO2022209369A1 (ja) 2021-03-31 2022-02-15 光学モジュールおよび測距装置

Publications (1)

Publication Number Publication Date
CN117043629A true CN117043629A (zh) 2023-11-10

Family

ID=83458367

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280023534.9A Pending CN117043629A (zh) 2021-03-31 2022-02-15 光学模块和测距装置

Country Status (5)

Country Link
US (1) US20240151821A1 (https=)
JP (1) JPWO2022209369A1 (https=)
CN (1) CN117043629A (https=)
DE (1) DE112022001940T5 (https=)
WO (1) WO2022209369A1 (https=)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1705898A (zh) * 2003-02-06 2005-12-07 住友电气工业株式会社 衍射光学元件及使用它的激光加工装置
CN106842232A (zh) * 2016-12-12 2017-06-13 清华大学 一种激光雷达装置及探测方法
CN107450190A (zh) * 2017-09-08 2017-12-08 深圳奥比中光科技有限公司 一种衍射光学元件及配制方法
US20180062345A1 (en) * 2016-08-30 2018-03-01 Apple Inc. Radiation source with a small-angle scanning array
US20180364334A1 (en) * 2017-06-19 2018-12-20 Hesai Photonics Technology Co., Ltd. Lidar system and method
WO2019136854A1 (zh) * 2018-01-15 2019-07-18 上海禾赛光电科技有限公司 激光雷达及其工作方法
CN111580204A (zh) * 2020-05-27 2020-08-25 杭州驭光光电科技有限公司 衍射光学元件、分区匀光投射系统、电子设备及设计方法
CN111913304A (zh) * 2020-06-12 2020-11-10 嘉兴驭光光电科技有限公司 分区匀光照明光学系统、分区匀光照明投射系统及电子设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9329035B2 (en) 2011-12-12 2016-05-03 Heptagon Micro Optics Pte. Ltd. Method to compensate for errors in time-of-flight range cameras caused by multiple reflections
GB2579689A (en) * 2018-08-07 2020-07-01 Cambridge Mechatronics Ltd Improved 3D sensing
JP7200721B2 (ja) * 2019-02-07 2023-01-10 株式会社リコー 面発光レーザモジュール、光源装置、検出装置
WO2020169727A1 (en) * 2019-02-20 2020-08-27 Trinamix Gmbh Detector with a projector for illuminating at least one object

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1705898A (zh) * 2003-02-06 2005-12-07 住友电气工业株式会社 衍射光学元件及使用它的激光加工装置
US20180062345A1 (en) * 2016-08-30 2018-03-01 Apple Inc. Radiation source with a small-angle scanning array
CN106842232A (zh) * 2016-12-12 2017-06-13 清华大学 一种激光雷达装置及探测方法
US20180364334A1 (en) * 2017-06-19 2018-12-20 Hesai Photonics Technology Co., Ltd. Lidar system and method
CN107450190A (zh) * 2017-09-08 2017-12-08 深圳奥比中光科技有限公司 一种衍射光学元件及配制方法
WO2019136854A1 (zh) * 2018-01-15 2019-07-18 上海禾赛光电科技有限公司 激光雷达及其工作方法
CN111580204A (zh) * 2020-05-27 2020-08-25 杭州驭光光电科技有限公司 衍射光学元件、分区匀光投射系统、电子设备及设计方法
CN111913304A (zh) * 2020-06-12 2020-11-10 嘉兴驭光光电科技有限公司 分区匀光照明光学系统、分区匀光照明投射系统及电子设备

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JOURNAL OF MODERN OPTICS: "Spectrometers consisting of a diffractive lens and a concave diffraction grating", JOURNAL OF MODERN OPTICS, 20 September 2004 (2004-09-20) *
刘晓波;李丽;: "基于APD阵列的闪光雷达光学系统设计", 红外与激光工程, no. 05, 25 October 2009 (2009-10-25) *
朱静浩: "阵列APD无扫描激光雷达非均匀性的分析与实验研究", 中国硕士学位论文全文数据库 信息科技辑, 15 March 2014 (2014-03-15) *

Also Published As

Publication number Publication date
DE112022001940T5 (de) 2024-03-14
JPWO2022209369A1 (https=) 2022-10-06
US20240151821A1 (en) 2024-05-09
WO2022209369A1 (ja) 2022-10-06

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