CN118525220A - 计测装置 - Google Patents

计测装置 Download PDF

Info

Publication number
CN118525220A
CN118525220A CN202280088238.7A CN202280088238A CN118525220A CN 118525220 A CN118525220 A CN 118525220A CN 202280088238 A CN202280088238 A CN 202280088238A CN 118525220 A CN118525220 A CN 118525220A
Authority
CN
China
Prior art keywords
light
optical
interference
photodetector
terminal
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
CN202280088238.7A
Other languages
English (en)
Chinese (zh)
Inventor
高木宏幸
稻田安寿
久田和也
加藤弓子
鸣海建治
菊池孝平
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN118525220A publication Critical patent/CN118525220A/zh
Pending legal-status Critical Current

Links

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
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • G01S7/4812—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver transmitted and received beams following a coaxial path
    • 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
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S17/34—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • 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
    • G01S17/50—Systems of measurement based on relative movement of target
    • G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
CN202280088238.7A 2022-01-27 2022-11-09 计测装置 Pending CN118525220A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-010910 2022-01-27
JP2022010910 2022-01-27
PCT/JP2022/041785 WO2023145191A1 (ja) 2022-01-27 2022-11-09 計測装置

Publications (1)

Publication Number Publication Date
CN118525220A true CN118525220A (zh) 2024-08-20

Family

ID=87471361

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280088238.7A Pending CN118525220A (zh) 2022-01-27 2022-11-09 计测装置

Country Status (5)

Country Link
US (1) US20240345221A1 (cg-RX-API-DMAC7.html)
EP (1) EP4471452A4 (cg-RX-API-DMAC7.html)
JP (1) JPWO2023145191A1 (cg-RX-API-DMAC7.html)
CN (1) CN118525220A (cg-RX-API-DMAC7.html)
WO (1) WO2023145191A1 (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023188478A1 (ja) * 2022-03-30 2023-10-05 パナソニックＩｐマネジメント株式会社 計測装置
WO2025154380A1 (ja) * 2024-01-17 2025-07-24 パナソニックＩｐマネジメント株式会社 計測装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6587214B1 (en) * 2000-06-26 2003-07-01 Jds Uniphase Corporation Optical power and wavelength monitor
JP5519152B2 (ja) * 2006-02-08 2014-06-11 ザ ジェネラル ホスピタル コーポレイション 光学顕微鏡法を用いて解剖学的サンプルに関わる情報を取得するための装置
JP2010127840A (ja) * 2008-11-28 2010-06-10 Mitsubishi Electric Corp 光波レーダ装置
JP6632262B2 (ja) * 2015-09-04 2020-01-22 キヤノン株式会社 眼科装置及びその作動方法
EP3602122B1 (en) * 2017-03-29 2024-08-28 SZ DJI Technology Co., Ltd. A lidar sensor system with small form factor
CN110520753B (zh) 2017-04-13 2023-05-30 三菱电机株式会社 激光雷达装置
EP3627184B1 (en) * 2017-06-20 2021-12-15 Mitsubishi Electric Corporation Laser radar device and frequency modulation control method
JP7074311B2 (ja) 2017-08-30 2022-05-24 国立研究開発法人産業技術総合研究所 光学的距離測定装置および測定方法
CN107495921B (zh) * 2017-09-29 2019-02-19 视微影像(河南)科技有限公司 一种光学相干断层扫描成像系统
JP6687301B2 (ja) * 2017-12-27 2020-04-22 三菱電機株式会社 レーザレーダ装置
CN111347157B (zh) * 2018-12-21 2023-04-28 松下知识产权经营株式会社 激光焊接装置以及激光焊接方法
US20210349213A1 (en) * 2020-05-05 2021-11-11 Ivan Grudinin Arbitrary optical waveform generation utilizing frequency discriminators
US11740336B2 (en) * 2020-12-23 2023-08-29 Ours Technology, Llc Coherent lidar system including optical antenna array
US20220413098A1 (en) * 2021-06-25 2022-12-29 Scantinel Photonics GmbH Fmcw lidar system and method for simultaneous range and velocity measurement

Also Published As

Publication number Publication date
EP4471452A4 (en) 2025-05-14
WO2023145191A1 (ja) 2023-08-03
EP4471452A1 (en) 2024-12-04
US20240345221A1 (en) 2024-10-17
JPWO2023145191A1 (cg-RX-API-DMAC7.html) 2023-08-03

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