CN117460946A - 光传感器装置 - Google Patents

光传感器装置 Download PDF

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Publication number
CN117460946A
CN117460946A CN202180099312.0A CN202180099312A CN117460946A CN 117460946 A CN117460946 A CN 117460946A CN 202180099312 A CN202180099312 A CN 202180099312A CN 117460946 A CN117460946 A CN 117460946A
Authority
CN
China
Prior art keywords
signal
frequency
light
analog
digital
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
CN202180099312.0A
Other languages
English (en)
Chinese (zh)
Inventor
西冈隼也
山内隆典
铃木巨生
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN117460946A publication Critical patent/CN117460946A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02003—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using beat frequencies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • G01C3/06—Use of electric means to obtain final indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • 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
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02004—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using frequency scans
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • 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
    • 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
    • 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
    • G01S7/497—Means for monitoring or calibrating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/102—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for optical coherence tomography [OCT]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Communication System (AREA)
  • Optical Transform (AREA)
CN202180099312.0A 2021-06-18 2021-06-18 光传感器装置 Pending CN117460946A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/023157 WO2022264393A1 (ja) 2021-06-18 2021-06-18 光センサ装置

Publications (1)

Publication Number Publication Date
CN117460946A true CN117460946A (zh) 2024-01-26

Family

ID=84526977

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180099312.0A Pending CN117460946A (zh) 2021-06-18 2021-06-18 光传感器装置

Country Status (6)

Country Link
US (1) US20240053256A1 (https=)
JP (1) JP7350217B2 (https=)
KR (1) KR102650419B1 (https=)
CN (1) CN117460946A (https=)
GB (1) GB2622968B (https=)
WO (1) WO2022264393A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2025013662A1 (https=) * 2023-07-11 2025-01-16
WO2026038383A1 (ja) * 2024-08-14 2026-02-19 三菱電機株式会社 光干渉距離測定装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1889037A2 (en) * 2005-06-01 2008-02-20 The General Hospital Corporation Apparatus, method and system for performing phase-resolved optical frequency domain imaging
JP4999147B2 (ja) * 2006-05-22 2012-08-15 富士フイルム株式会社 波長掃引光源および光断層画像化装置
US9279659B2 (en) * 2011-01-21 2016-03-08 Duke University Systems and methods for complex conjugate artifact resolved optical coherence tomography
US8908189B2 (en) * 2011-04-15 2014-12-09 Carl Zeiss Meditec, Inc. Systems and methods for swept-source optical coherence tomography
EP2574273B1 (en) * 2011-06-23 2014-09-24 Nidek Co., Ltd. Optical coherence tomography apparatus
US20130163003A1 (en) * 2011-12-21 2013-06-27 Ole Massow Apparatus and method for optical swept-source coherence tomography
US20140268038A1 (en) * 2013-03-12 2014-09-18 Carl Zeiss Meditec, Inc. Systems and methods for variable depth optical coherence tomography imaging
JP6166645B2 (ja) * 2013-11-19 2017-07-19 株式会社トーメーコーポレーション 光断層画像撮影装置
US9191020B2 (en) * 2014-02-05 2015-11-17 Waveworks, Inc. Traveling-wave based high-speed sampling systems
JP6166697B2 (ja) * 2014-07-29 2017-07-19 日本電信電話株式会社 光干渉断層装置
JP2016090280A (ja) * 2014-10-30 2016-05-23 日本電信電話株式会社 光断層画像撮像装置及びこれを使用した撮像方法
JP6302853B2 (ja) * 2015-02-10 2018-03-28 アンリツ株式会社 Ｏｃｔ装置
JP6696782B2 (ja) * 2015-03-09 2020-05-20 炭　親良 ビームフォーミング方法、計測イメージング装置、及び、通信装置
US11255663B2 (en) * 2016-03-04 2022-02-22 May Patents Ltd. Method and apparatus for cooperative usage of multiple distance meters
EP3743679B1 (en) * 2018-01-23 2023-06-28 AMO Development, LLC Methods and systems of optical coherence tomography with fiducial signal for correcting scanning laser nonlinearity
WO2021009913A1 (ja) * 2019-07-18 2021-01-21 日本電信電話株式会社 波長掃引光測定システム
EP4207635A4 (en) * 2020-09-09 2024-05-22 Nippon Telegraph And Telephone Corporation OPTICAL TRANSMITTER AND FREQUENCY CONTROL METHODS FOR OPTICAL TRANSMISSION
US11988903B2 (en) * 2021-02-11 2024-05-21 Raytheon Company Photonic integrated circuit-based optical phased array calibration technique
GB2620312B (en) * 2021-04-06 2024-08-21 Mitsubishi Electric Corp Optical measurement device

Also Published As

Publication number Publication date
WO2022264393A1 (ja) 2022-12-22
JP7350217B2 (ja) 2023-09-25
KR20230173739A (ko) 2023-12-27
KR102650419B1 (ko) 2024-03-21
GB2622968A (en) 2024-04-03
GB2622968B (en) 2024-11-06
JPWO2022264393A1 (https=) 2022-12-22
GB202318421D0 (en) 2024-01-17
US20240053256A1 (en) 2024-02-15

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