KR20220005431A - 진동을 이미징하고 감지하기 위한 시스템 및 방법 - Google Patents

진동을 이미징하고 감지하기 위한 시스템 및 방법 Download PDF

Info

Publication number
KR20220005431A
KR20220005431A KR1020217027417A KR20217027417A KR20220005431A KR 20220005431 A KR20220005431 A KR 20220005431A KR 1020217027417 A KR1020217027417 A KR 1020217027417A KR 20217027417 A KR20217027417 A KR 20217027417A KR 20220005431 A KR20220005431 A KR 20220005431A
Authority
KR
South Korea
Prior art keywords
processor
illumination
sensor
pixels
output signal
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
KR1020217027417A
Other languages
English (en)
Korean (ko)
Inventor
제프리 에프. 번즈
마누엘레 브람빌라
크리스토프 포슈
가스파르 플로렌츠
스테판 발렌테
Original Assignee
프로페시 에스에이
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 프로페시 에스에이 filed Critical 프로페시 에스에이
Publication of KR20220005431A publication Critical patent/KR20220005431A/ko
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/002—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means for representing acoustic field distribution
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
KR1020217027417A 2019-04-25 2020-04-24 진동을 이미징하고 감지하기 위한 시스템 및 방법 Pending KR20220005431A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962838769P 2019-04-25 2019-04-25
US62/838,769 2019-04-25
PCT/EP2020/061566 WO2020216953A1 (en) 2019-04-25 2020-04-24 Systems and methods for imaging and sensing vibrations

Publications (1)

Publication Number Publication Date
KR20220005431A true KR20220005431A (ko) 2022-01-13

Family

ID=70465094

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217027417A Pending KR20220005431A (ko) 2019-04-25 2020-04-24 진동을 이미징하고 감지하기 위한 시스템 및 방법

Country Status (6)

Country Link
US (1) US11885669B2 (https=)
EP (1) EP3903074A1 (https=)
JP (1) JP7664844B2 (https=)
KR (1) KR20220005431A (https=)
CN (1) CN113412413B (https=)
WO (1) WO2020216953A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11302063B2 (en) 2020-07-21 2022-04-12 Facebook Technologies, Llc 3D conversations in an artificial reality environment
KR102681769B1 (ko) * 2021-01-14 2024-07-04 프로페시 이벤트 기반 이미지 센서를 작동시키기 위한 디지털 이벤트 인코딩
KR102555161B1 (ko) * 2021-02-25 2023-07-14 중앙대학교 산학협력단 정보표출기능을 갖는 초저전력 변형률 계측 시스템 및 계측방법
US12489992B2 (en) * 2021-03-08 2025-12-02 Sony Semiconductor Solutions Corporation Information processing apparatus, information processing method, and program
US12554221B2 (en) 2021-06-28 2026-02-17 Meta Platforms Technologies, Llc Holographic calling for artificial reality
US12099327B2 (en) 2021-06-28 2024-09-24 Meta Platforms Technologies, Llc Holographic calling for artificial reality
US12345565B2 (en) 2021-12-27 2025-07-01 ConcurrentData, Inc. System and non-contact method for measuring vibration on surface of an object
US12200409B2 (en) * 2022-08-26 2025-01-14 Meta Platforms Technologies, Llc Authentic eye region capture through artificial reality headset
US20240393162A1 (en) * 2023-05-26 2024-11-28 ConcurrentData, Inc. System And Method For Characterizing Surface Geometry And Measuring Large Amplitude Oscillations Using Spatial And Temporal Correlations Of High Frequency Displacement Measurements Made With Diffusively Reflected Light Beams
DE102024128592B3 (de) * 2024-10-02 2026-02-19 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Erkennen eines Betriebszustands einer Fahrzeugkomponente eines Kraftfahrzeuges, Computerprogramm und/oder computerlesbares Medium, Datenverarbeitungsvorrichtung und Kraftfahrzeug

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02151729A (ja) * 1988-12-02 1990-06-11 Mitsubishi Electric Corp 車体振動検出装置
AT502551B1 (de) * 2005-06-15 2010-11-15 Arc Seibersdorf Res Gmbh Verfahren und bildauswertungseinheit zur szenenanalyse
JP5152613B2 (ja) * 2006-04-12 2013-02-27 株式会社ニコン エンコーダ
AT504582B1 (de) 2006-11-23 2008-12-15 Arc Austrian Res Centers Gmbh Verfahren zur generierung eines bildes in elektronischer form, bildelement für einen bildsensor zur generierung eines bildes sowie bildsensor
FR2985065B1 (fr) * 2011-12-21 2014-01-10 Univ Paris Curie Procede d'estimation de flot optique a partir d'un capteur asynchrone de lumiere
CN104101420B (zh) * 2013-04-01 2017-02-08 北京师范大学 振动样品内部反射点的微小振幅测量方法
JP6110718B2 (ja) * 2013-04-22 2017-04-05 日本電信電話株式会社 光信号処理回路
KR102327749B1 (ko) 2013-09-16 2021-11-17 프로페시 동적 단일 광다이오드 픽셀 회로 및 그 동작 방법
KR102359907B1 (ko) * 2014-12-27 2022-02-08 가디언 옵티컬 테크놀로지스 엘티디. 표면 진동 감지 시스템 및 방법
JP6555712B2 (ja) * 2015-06-09 2019-08-07 国立大学法人 新潟大学 平面振動計測装置及び平面振動計測方法
WO2017134482A1 (en) * 2016-02-02 2017-08-10 Elekta Ltd. Three dimensional respiratory motion management in image-guided radiotherapy
JP2019506243A (ja) * 2016-02-24 2019-03-07 ３シェイプ アー／エス 歯科的状態の進展を検出し且つ監視する方法
US20190011310A1 (en) * 2016-03-10 2019-01-10 Stanley Convergent Security Solutions, Inc. System and method for vibration compliance monitoring
WO2018042424A1 (en) 2016-08-29 2018-03-08 Elbit Systems Land And C4I Ltd. Optical detection of vibrations
CN108574793B (zh) * 2017-03-08 2022-05-10 三星电子株式会社 被配置为重新生成时间戳的图像处理设备及包括其在内的电子设备
CN111919434B (zh) 2018-01-26 2023-08-01 普罗费塞公司 处理来自基于事件的传感器的信号的方法和设备
WO2019211317A1 (en) 2018-04-30 2019-11-07 Prophesee Systems and methods for asynchronous, time-based image sensing
WO2020002562A1 (en) * 2018-06-27 2020-01-02 Prophesee Image sensor with a plurality of super-pixels

Also Published As

Publication number Publication date
JP2022532014A (ja) 2022-07-13
CN113412413A (zh) 2021-09-17
WO2020216953A1 (en) 2020-10-29
US20220205835A1 (en) 2022-06-30
CN113412413B (zh) 2024-11-01
JP7664844B2 (ja) 2025-04-18
EP3903074A1 (en) 2021-11-03
US11885669B2 (en) 2024-01-30

Similar Documents

Publication Publication Date Title
US11885669B2 (en) Systems and methods for imaging and sensing vibrations
US7791713B2 (en) Distance measurement
US11592537B2 (en) Optical crosstalk mitigation in LIDAR using digital signal processing
CN109100702B (zh) 用于测量到对象的距离的光电传感器和方法
US10914817B2 (en) Multipath interference error correction in a time of flight sensor
US9316735B2 (en) Proximity detection apparatus and associated methods having single photon avalanche diodes for determining a quality metric based upon the number of events
CN111965658B (zh) 一种距离测量系统、方法及计算机可读存储介质
US20060197937A1 (en) Methods and system to quantify depth data accuracy in three-dimensional sensors using single frame capture
JP2015501927A (ja) タイムオブフライト信号の処理における又はこれに関する改良
CN112740065B (zh) 成像装置、用于成像的方法和用于深度映射的方法
US12000692B2 (en) Three-dimensional imaging and sensing using a dynamic vision sensor and pattern projection
CN107238727B (zh) 基于动态视觉传感器芯片的光电式转速传感器及探测方法
WO2020169834A1 (en) Three-dimensional imaging and sensing using a dynamic vision sensor and pattern projection
JP2016224062A (ja) タイムオブフライト信号の処理における又はこれに関する改良
CN111965659B (zh) 一种距离测量系统、方法及计算机可读存储介质
Shi et al. Event-based vibration frequency measurement with laser-assisted illumination based on mixture gaussian distribution
CN115079193B (zh) 光电检测装置、控制方法、电子设备及存储介质
CN116299496A (zh) 估计对象反射率的方法、处理装置和存储介质
JP7486843B2 (ja) 光飛行時間測定において距離決定をテストするためのテストデータを生成する装置及び方法
WO2023176646A1 (ja) 情報処理装置、情報処理方法及びプログラム
CN115657055A (zh) 一种距离测量系统及屏蔽模糊距离值的方法
CN120779413A (zh) 基于事件相机的距离测量方法及光学感知系统
CN120239827A (zh) 光学感测系统
CN117890918A (zh) 基于飞行时间的距离测量系统、方法及计算机可读存储介质

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-NAP-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000