ATE542107T1 - Selbstmischende lasermessvorrichtung - Google Patents

Selbstmischende lasermessvorrichtung

Info

Publication number
ATE542107T1
ATE542107T1 AT09786489T AT09786489T ATE542107T1 AT E542107 T1 ATE542107 T1 AT E542107T1 AT 09786489 T AT09786489 T AT 09786489T AT 09786489 T AT09786489 T AT 09786489T AT E542107 T1 ATE542107 T1 AT E542107T1
Authority
AT
Austria
Prior art keywords
laser
self
measurement device
laser measurement
mixing laser
Prior art date
Application number
AT09786489T
Other languages
English (en)
Inventor
Klaus Werner
Carsten Heinks
Marcel Schemmann
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE542107T1 publication Critical patent/ATE542107T1/de

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02055—Reduction or prevention of errors; Testing; Calibration
    • G01B9/02075—Reduction or prevention of errors; Testing; Calibration of particular errors
    • G01B9/02082—Caused by speckles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02092—Self-mixing interferometers, i.e. feedback of light from object into laser cavity
    • 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
    • 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
    • H01S5/0014—Measuring characteristics or properties thereof
    • H01S5/0028—Laser diodes used as detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT09786489T 2008-07-07 2009-06-30 Selbstmischende lasermessvorrichtung ATE542107T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08104662 2008-07-07
PCT/IB2009/052838 WO2010004478A2 (en) 2008-07-07 2009-06-30 Laser self-mixing measuring device

Publications (1)

Publication Number Publication Date
ATE542107T1 true ATE542107T1 (de) 2012-02-15

Family

ID=41507506

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09786489T ATE542107T1 (de) 2008-07-07 2009-06-30 Selbstmischende lasermessvorrichtung

Country Status (6)

Country Link
US (1) US8416424B2 (de)
EP (1) EP2294357B1 (de)
JP (1) JP5795532B2 (de)
CN (1) CN102089617B (de)
AT (1) ATE542107T1 (de)
WO (1) WO2010004478A2 (de)

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WO2017218467A1 (en) 2016-06-13 2017-12-21 Vixar, Llc Improved self-mix module utilizing filters
US10191454B2 (en) * 2016-06-13 2019-01-29 William Marsh Rice University Methods and related systems of ultra-short pulse detection
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US11740071B2 (en) 2018-12-21 2023-08-29 Apple Inc. Optical interferometry proximity sensor with temperature variation compensation
US11243068B1 (en) 2019-02-28 2022-02-08 Apple Inc. Configuration and operation of array of self-mixing interferometry sensors
US11112235B2 (en) * 2019-04-05 2021-09-07 Apple Inc. Handling obstructions and transmission element contamination for self-mixing particulate matter sensors
US11774342B2 (en) 2019-04-05 2023-10-03 Apple Inc. Particulate matter sensors based on split beam self-mixing interferometry sensors
US11156456B2 (en) 2019-05-21 2021-10-26 Apple Inc. Optical proximity sensor integrated into a camera module for an electronic device
CN110132126B (zh) * 2019-05-21 2020-09-01 季华实验室 基于自混合全息干涉的位移测量装置及方法
US11473898B2 (en) 2019-05-24 2022-10-18 Apple Inc. Wearable voice-induced vibration or silent gesture sensor
US11422638B2 (en) 2019-07-08 2022-08-23 Apple Inc. Input devices that use self-mixing interferometry to determine movement within an enclosure
US11409365B2 (en) * 2019-09-06 2022-08-09 Apple Inc. Self-mixing interferometry-based gesture input system including a wearable or handheld device
CN110702037A (zh) * 2019-09-09 2020-01-17 天津理工大学 基于激光自混合干涉的角度测量方法及所用测量装置
US11692809B2 (en) 2019-09-18 2023-07-04 Apple Inc. Self-mixing interferometry-based absolute distance measurement with distance reference
US11419546B2 (en) 2019-09-24 2022-08-23 Apple Inc. Wearable self-mixing interferometry device used to sense physiological conditions
CN110596416B (zh) * 2019-10-27 2021-07-30 江西中船航海仪器有限公司 一种线速度检测及标定装置
CN113533774B (zh) * 2020-04-21 2023-08-15 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） 一种宽速域激光测速及校准试验装置与方法
US11460293B2 (en) * 2020-09-25 2022-10-04 Apple Inc. Surface quality sensing using self-mixing interferometry
US11874110B2 (en) 2020-09-25 2024-01-16 Apple Inc. Self-mixing interferometry device configured for non-reciprocal sensing
US11629948B2 (en) 2021-02-04 2023-04-18 Apple Inc. Optical interferometry proximity sensor with optical path extender
CN113899322B (zh) * 2021-08-25 2022-08-05 清华大学 转动角位移和角速度测量系统及方法
CN114111609A (zh) * 2021-11-19 2022-03-01 华能国际电力股份有限公司 基于干涉信号测量法的燃气轮机透平叶片叶尖间隙监测系统
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US12376763B2 (en) 2022-06-29 2025-08-05 Apple Inc. Non-contact respiration sensing
CN116255910B (zh) * 2022-12-15 2024-07-23 同济大学 基于自溯源光栅的自混合计量型位移测量装置和方法

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Also Published As

Publication number Publication date
WO2010004478A2 (en) 2010-01-14
EP2294357A2 (de) 2011-03-16
CN102089617A (zh) 2011-06-08
US8416424B2 (en) 2013-04-09
JP5795532B2 (ja) 2015-10-14
US20110116101A1 (en) 2011-05-19
CN102089617B (zh) 2013-06-12
WO2010004478A3 (en) 2010-04-08
JP2011527435A (ja) 2011-10-27
EP2294357B1 (de) 2012-01-18

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