ATE263380T1 - Optische distanzmessung - Google Patents

Optische distanzmessung

Info

Publication number
ATE263380T1
ATE263380T1 AT00985681T AT00985681T ATE263380T1 AT E263380 T1 ATE263380 T1 AT E263380T1 AT 00985681 T AT00985681 T AT 00985681T AT 00985681 T AT00985681 T AT 00985681T AT E263380 T1 ATE263380 T1 AT E263380T1
Authority
AT
Austria
Prior art keywords
correlation
distance measurement
optical distance
signal
peak
Prior art date
Application number
AT00985681T
Other languages
English (en)
Inventor
Christopher Morcom
Original Assignee
Instro Prec 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
Priority claimed from GB0001803A external-priority patent/GB0001803D0/en
Application filed by Instro Prec Ltd filed Critical Instro Prec Ltd
Application granted granted Critical
Publication of ATE263380T1 publication Critical patent/ATE263380T1/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Optical Distance (AREA)
  • Optical Couplings Of Light Guides (AREA)
AT00985681T 2000-01-26 2000-12-21 Optische distanzmessung ATE263380T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0001803A GB0001803D0 (en) 2000-01-26 2000-01-26 Time delay measurement
GB0005347A GB0005347D0 (en) 2000-01-26 2000-03-06 Distance measurement
PCT/GB2000/004968 WO2001055746A1 (en) 2000-01-26 2000-12-21 Optical distance measurement

Publications (1)

Publication Number Publication Date
ATE263380T1 true ATE263380T1 (de) 2004-04-15

Family

ID=26243491

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00985681T ATE263380T1 (de) 2000-01-26 2000-12-21 Optische distanzmessung

Country Status (8)

Country Link
US (1) US6753950B2 (de)
EP (1) EP1252535B1 (de)
JP (1) JP5138854B2 (de)
AT (1) ATE263380T1 (de)
AU (1) AU2001222082A1 (de)
DE (1) DE60009565T2 (de)
TR (1) TR200400946T4 (de)
WO (1) WO2001055746A1 (de)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0408255A (pt) * 2003-03-12 2006-03-01 Joule Microsystems Canada Inc sistema de processamento de sinal e método
JP2005049153A (ja) * 2003-07-31 2005-02-24 Toshiba Corp 音声方向推定装置及びその方法
GB2415560A (en) * 2004-06-25 2005-12-28 Instro Prec Ltd Vehicle safety system having a combined range finding means and a communication means
GB0415219D0 (en) * 2004-07-07 2004-08-11 Koninkl Philips Electronics Nv Improvements in or relating to time-of-flight ranging systems
GB0420712D0 (en) * 2004-09-17 2004-10-20 Instro Prec Ltd Speed detection device
GB0420981D0 (en) * 2004-09-21 2004-10-20 Instro Prec Ltd Particle detection device
GB2420238B (en) * 2004-11-04 2007-03-21 Instro Prec Ltd Correlation apparatus and method
GB2421383A (en) 2004-12-07 2006-06-21 Instro Prec Ltd Surface profile measurement
US7756196B1 (en) * 2005-04-04 2010-07-13 Acorn Technologies, Inc. Efficient adaptive filters for CDMA wireless systems
US7381939B2 (en) * 2005-06-02 2008-06-03 Transcore Link Logistics Corporation Optical cargo detection
WO2007033608A1 (en) * 2005-09-26 2007-03-29 Hongkong Applied Science And Technology Research Institute Co., Ltd. Optical receiver with a modulated photo-detector
US7592615B2 (en) * 2005-10-11 2009-09-22 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Optical receiver with a modulated photo-detector
US8242476B2 (en) * 2005-12-19 2012-08-14 Leddartech Inc. LED object detection system and method combining complete reflection traces from individual narrow field-of-view channels
WO2008154736A1 (en) * 2007-06-18 2008-12-24 Leddartech Inc. Lighting system with driver assistance capabilities
JP2010509693A (ja) 2006-11-14 2010-03-25 インストロ プレシジョン リミテッド 侵入者検知システム
US20080309916A1 (en) * 2007-06-18 2008-12-18 Alot Enterprises Company Limited Auto Aim Reticle For Laser range Finder Scope
EP2158579B1 (de) * 2007-06-18 2014-10-15 Leddartech Inc. Beleuchtungssystem mit verkehrsverwaltungsfähigkeiten
US7650240B2 (en) * 2007-06-22 2010-01-19 Weyerhaeuser Nr Company Estimating an attribute value using spatial interpolation and masking zones
US7640122B2 (en) * 2007-11-07 2009-12-29 Institut National D'optique Digital signal processing in optical systems used for ranging applications
EP2212713B1 (de) * 2007-11-12 2016-08-10 Analog Devices, Inc. Verfahren und vorrichtung zum erzeugen und verarbeiten von sendesignalen
WO2009079789A1 (en) 2007-12-21 2009-07-02 Leddartech Inc. Detection and ranging methods and systems
EP2232462B1 (de) * 2007-12-21 2015-12-16 Leddartech Inc. Parkverwaltungssystem und verfahren, die ein beleuchtungssystem verwenden
WO2009121181A1 (en) * 2008-04-04 2009-10-08 Leddartech Inc. Optical level measurement device and method
US8107056B1 (en) 2008-09-17 2012-01-31 University Of Central Florida Research Foundation, Inc. Hybrid optical distance sensor
EP2208831A1 (de) * 2009-01-20 2010-07-21 Geberit International AG Verfahren und elektronische Steuervorrichtung zur berührungslosen Steuerung einer sanitären Anlage
US8213022B1 (en) 2009-03-04 2012-07-03 University Of Central Florida Research Foundation, Inc. Spatially smart optical sensing and scanning
CN102959599B (zh) 2009-12-22 2015-07-15 莱达科技股份有限公司 用于交通检测的主动3d监控系统
US8760631B2 (en) * 2010-01-27 2014-06-24 Intersil Americas Inc. Distance sensing by IQ domain differentiation of time of flight (TOF) measurements
WO2011127274A1 (en) * 2010-04-07 2011-10-13 Mesa Imaging Ag Multi-level digital modulation for time of flight method and system
CN103261912B (zh) * 2010-07-29 2016-01-20 威凯托陵科有限公司 用于测量对象的距离和/或强度特性的设备和方法
RU2469269C2 (ru) * 2011-01-18 2012-12-10 Федеральное государственное унитарное предприятие "Научно-исследовательский институт "Полюс" им. М.Ф. Стельмаха" Способ определения дальности
US8908159B2 (en) 2011-05-11 2014-12-09 Leddartech Inc. Multiple-field-of-view scannerless optical rangefinder in high ambient background light
EP2721593B1 (de) 2011-06-17 2017-04-05 Leddartech Inc. System und verfahren zur verkehrsseitenerkennung und -charakterisierung
US9235988B2 (en) 2012-03-02 2016-01-12 Leddartech Inc. System and method for multipurpose traffic detection and characterization
DE102013003186B3 (de) * 2013-02-26 2014-05-08 Audi Ag Verfahren zur Ermittlung eines Abstands eines Objekts zu einem Kraftfahrzeug und PMD-Sensor
US9702960B2 (en) * 2013-03-15 2017-07-11 Raytheon Company Frequency difference of arrival (FDOA) for geolocation
TWI533646B (zh) * 2014-06-10 2016-05-11 晨星半導體股份有限公司 配合可變增益放大器之信號處理系統及信號處理方法
WO2016038536A1 (en) 2014-09-09 2016-03-17 Leddartech Inc. Discretization of detection zone
RU2605628C1 (ru) * 2015-06-08 2016-12-27 Владимир Владиславович Имшенецкий Способ и оптическое устройство для определения расстояний до объекта
US10036812B2 (en) 2015-06-24 2018-07-31 Blackmore Sensors and Analytics Inc. Method and system for three dimensional digital holographic aperture synthesis
GB201516701D0 (en) 2015-09-21 2015-11-04 Innovation & Business Dev Solutions Ltd Time of flight distance sensor
US9520910B1 (en) * 2015-09-24 2016-12-13 Nxp B.V. Receiver component and method for enhancing a detection range of a time-tracking process in a receiver
CN105759279B (zh) * 2016-04-20 2018-06-01 深圳市速腾聚创科技有限公司 一种基于波形时域匹配的激光测距系统及方法
US10353062B2 (en) * 2016-07-13 2019-07-16 Texas Instruments Incorporated Methods and apparatus for narrowband ranging systems using reference signal interpolation
KR102443626B1 (ko) 2016-11-29 2022-09-14 블랙모어 센서스 앤드 애널리틱스, 엘엘씨 포인트 클라우드 데이터 세트에서 객체의 분류를 위한 방법 및 시스템
CN110114632B (zh) 2016-11-30 2021-10-29 布莱克莫尔传感器和分析有限责任公司 用于对光学啁啾距离检测进行多普勒检测和多普勒校正的方法和系统
CN110140064B (zh) 2016-11-30 2023-07-18 布莱克莫尔传感器和分析有限责任公司 利用光学测距系统进行自动实时自适应扫描的方法和系统
WO2018125438A2 (en) * 2016-11-30 2018-07-05 Blackmore Sensors and Analytics Inc. Method and system for adaptive scanning with optical ranging systems
US10422880B2 (en) 2017-02-03 2019-09-24 Blackmore Sensors and Analytics Inc. Method and system for doppler detection and doppler correction of optical phase-encoded range detection
US10401495B2 (en) 2017-07-10 2019-09-03 Blackmore Sensors and Analytics Inc. Method and system for time separated quadrature detection of doppler effects in optical range measurements
US10534084B2 (en) 2017-07-27 2020-01-14 Blackmore Sensors & Analytics, Llc Method and system for using square wave digital chirp signal for optical chirped range detection
DE102018131580B4 (de) 2017-12-15 2024-03-14 pmdtechnologies ag Lichtlaufzeit-Entfernungsmesssystem und Verfahren zum Betreiben eines derartigen Systems
DE102018131581B4 (de) 2017-12-15 2021-11-04 pmdtechnologies ag Verfahren zur Entfernungsmessung mittels eines Lichtlaufzeit-Entfernungsmesssystems und entsprechendes Lichtlaufzeit-Entfernungsmesssystem
WO2019209727A1 (en) 2018-04-23 2019-10-31 Blackmore Sensors and Analytics Inc. Method and system for controlling autonomous vehicle using coherent range doppler optical sensors
CN108761465A (zh) * 2018-04-24 2018-11-06 西北工业大学 一种基于距离维波束形成的三元阵被动测距方法
WO2020016075A1 (en) * 2018-07-17 2020-01-23 Sony Semiconductor Solutions Corporation Electronic device and method
DE102018126522A1 (de) * 2018-10-24 2020-04-30 Blickfeld GmbH Laufzeitbasierte Entfernungsmessung unter Verwendung von modulierten Pulsfolgen von Laserpulsen
CN113260873A (zh) 2019-01-04 2021-08-13 布莱克莫尔传感器和分析有限责任公司 带有具有折射分面的可旋转多边形偏转器的lidar设备
US11822010B2 (en) 2019-01-04 2023-11-21 Blackmore Sensors & Analytics, Llc LIDAR system
DE102019104566B4 (de) * 2019-02-22 2021-06-24 pmdtechnologies ag Verfahren zur Entfernungsmessung mittels eines LichtlaufzeitEntfernungsmesssystems und entsprechendes LichtlaufzeitEntfernungsmesssystem
CN112346069B (zh) * 2019-08-08 2022-05-06 北京一径科技有限公司 激光雷达的回波处理方法及装置、测距方法及装置和激光雷达系统
RU2720268C1 (ru) * 2019-10-28 2020-04-28 Федеральное Государственное Унитарное Предприятие "Всероссийский Научно-Исследовательский Институт Физико-Технических И Радиотехнических Измерений" (Фгуп "Вниифтри") Лазерный дальномер
JP7068364B2 (ja) * 2020-03-02 2022-05-16 三菱電機株式会社 物体検知装置
DE102020115460B3 (de) 2020-06-10 2021-11-04 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verfahren zur Ermittlung der Zeitdifferenz zwischen dem Aussendezeitpunkt eines optischen Signals durch ein Objekt und dem Empfangszeitpunkt des optischen Signals durch ein anderes Objekt
US11782157B2 (en) * 2020-08-21 2023-10-10 Guangzhou Woya Laideling Technology Co., Ltd. Range estimation for LiDAR systems
US11740339B2 (en) 2021-04-26 2023-08-29 National Tsing Hua University Ranging system
US12130363B2 (en) 2022-02-03 2024-10-29 Aurora Operations, Inc. LIDAR system
CN114637021B (zh) * 2022-05-18 2022-08-02 四川吉埃智能科技有限公司 一种亚厘米级全波形激光雷达测距方法、装置
US12571914B2 (en) 2023-10-05 2026-03-10 Aurora Operations, Inc. Systems and methods of LIDAR sensor systems having amplifier protection circuits

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1585054A (en) * 1975-02-14 1981-02-25 Secr Defence Laser rangefinder
US4518256A (en) * 1977-05-23 1985-05-21 Sanders Associates, Inc. Enhanced accuracy optical radar
DE3215847C2 (de) * 1982-04-28 1985-10-31 MTC, Meßtechnik und Optoelektronik AG, Neuenburg/Neuchâtel Zeitmeßverfahren und Vorrichtung zu seiner Durchführung
CH644243B (de) * 1982-05-06 Wild Heerbrugg Ag Vorrichtung zur laufzeitmessung von elektrischen impulssignalen.
CH641308B (de) * 1982-07-13 Wild Heerbrugg Ag Vorrichtung zur laufzeitmessung von impulssignalen.
JPH01280280A (ja) * 1988-05-06 1989-11-10 Shipbuild Res Assoc Japan 自船位置自動補正用演算装置
JPH0743468A (ja) * 1993-07-28 1995-02-14 Hamamatsu Photonics Kk 高精度時間間隔測定装置
JPH0755939A (ja) * 1993-08-23 1995-03-03 Nikon Corp 高分解能距離測定装置
DE19517001A1 (de) * 1995-05-09 1996-11-14 Sick Optik Elektronik Erwin Verfahren und Vorrichtung zur Bestimmung der Lichtlaufzeit über eine zwischen einer Meßvorrichtung und einem reflektierenden Objekt angeordnete Meßstrecke
JP3641870B2 (ja) * 1996-03-28 2005-04-27 日産自動車株式会社 ランダム変調レーダ装置
JPH1031072A (ja) * 1996-07-12 1998-02-03 Hamamatsu Photonics Kk 光測距装置
JP2000009833A (ja) * 1998-06-24 2000-01-14 Mitsubishi Electric Corp 自動車用衝突防止レーダ装置
JP3899708B2 (ja) * 1998-10-16 2007-03-28 株式会社デンソー 距離測定装置

Also Published As

Publication number Publication date
JP2003521692A (ja) 2003-07-15
EP1252535A1 (de) 2002-10-30
JP5138854B2 (ja) 2013-02-06
US6753950B2 (en) 2004-06-22
EP1252535B1 (de) 2004-03-31
US20030048430A1 (en) 2003-03-13
TR200400946T4 (tr) 2004-08-23
AU2001222082A1 (en) 2001-08-07
DE60009565D1 (de) 2004-05-06
DE60009565T2 (de) 2005-02-24
WO2001055746A1 (en) 2001-08-02

Similar Documents

Publication Publication Date Title
DE60009565D1 (de) Optische distanzmessung
ATE257249T1 (de) Kombinierte fernrohr- und entfernungsmessvorrichtung
SE9100671D0 (sv) Einrichtung zum zentrieren eines geodaetischen instruments ueber einem definierten bodenpunkt
ATE499618T1 (de) Laserscanner
DE50112367D1 (de) Abstandsbestimmung
ATE520042T1 (de) Verfahren und vorrichtung zur entfernungsmessung
DE60331151D1 (de) Entfernungsmessgerät
KR970062724A (ko) 광파거리계
DE502007003765D1 (de) Elektrooptischer entfernungsmesser
ATE386463T1 (de) Bewegungsverfolgunssystem
DE69114292D1 (de) Abstandsbestimmungssystem für golfcourse.
DK0615624T3 (da) Fremgangsmåde til indstilling af sendefrekvensen i et afstandsmåleinstrument, der arbejder efter ekkolodprincippet
ES2186120T3 (es) Dispositivo para el calibrado y la verificacion de la exactitud de los instrumentos quirurgicos.
DE60001720D1 (de) Ortung
SE0102881D0 (sv) Radarnivåmätare
SE9701710D0 (sv) Anordning för detektering och beräkning av en laserstråles fokusläge, form och effektfördelning
ATE368871T1 (de) Optoelektronischer sensor mit positionsmessvorrichtung
NO996487L (no) Laser avstandsmÕleapparat for store mÕlomrÕder
SE8602358D0 (sv) Forfarande och anordning for att meta vesentligen vertikala, runda foremal
ATE235689T1 (de) Vorrichtung zur bestimmung der position eines transponders
PT1149268E (pt) Metodo para aperfeicoar as mediacoes por interferometro de laser
ATE481650T1 (de) Entfernungsmessgerät
DE60105791D1 (de) Verfahren und vorrichtung zur messung der phasendifferenz zwischen intensitätsmodulierten optischen signalen
ATE344922T1 (de) Wellenlängenmesssystem
SE9801253D0 (sv) Relaser

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties