DE69629434D1 - Entfernungsmessgerät - Google Patents

Entfernungsmessgerät

Info

Publication number
DE69629434D1
DE69629434D1 DE69629434T DE69629434T DE69629434D1 DE 69629434 D1 DE69629434 D1 DE 69629434D1 DE 69629434 T DE69629434 T DE 69629434T DE 69629434 T DE69629434 T DE 69629434T DE 69629434 D1 DE69629434 D1 DE 69629434D1
Authority
DE
Germany
Prior art keywords
distance measuring
measuring equipment
equipment
distance
measuring
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.)
Expired - Lifetime
Application number
DE69629434T
Other languages
English (en)
Other versions
DE69629434T2 (de
Inventor
Akira Egawa
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP26318395A external-priority patent/JPH09105624A/ja
Priority claimed from JP26318295A external-priority patent/JPH09105623A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69629434D1 publication Critical patent/DE69629434D1/de
Publication of DE69629434T2 publication Critical patent/DE69629434T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S17/00Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06Systems determining position data of a target
    • G01S17/46Indirect determination of position data
    • G01S17/48Active triangulation systems, i.e. using the transmission and reflection of electromagnetic waves other than radio waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483Details of pulse systems
    • G01S7/486Receivers
    • G01S7/4861Circuits for detection, sampling, integration or read-out
    • G01S7/4863Detector arrays, e.g. charge-transfer gates
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491Details of non-pulse systems
    • G01S7/4912Receivers
    • G01S7/4913Circuits for detection, sampling, integration or read-out
    • G01S7/4914Circuits for detection, sampling, integration or read-out of detector arrays, e.g. charge-transfer gates
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483Details of pulse systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483Details of pulse systems
    • G01S7/486Receivers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/491Details of non-pulse systems
    • G01S7/493Extracting wanted echo signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
DE69629434T 1995-10-11 1996-10-10 Entfernungsmessgerät Expired - Lifetime DE69629434T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP26318395A JPH09105624A (ja) 1995-10-11 1995-10-11 測距装置
JP26318295 1995-10-11
JP26318295A JPH09105623A (ja) 1995-10-11 1995-10-11 測距装置
JP26318395 1995-10-11

Publications (2)

Publication Number Publication Date
DE69629434D1 true DE69629434D1 (de) 2003-09-18
DE69629434T2 DE69629434T2 (de) 2004-06-09

Family

ID=26545893

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69629434T Expired - Lifetime DE69629434T2 (de) 1995-10-11 1996-10-10 Entfernungsmessgerät

Country Status (3)

Country Link
US (1) US5850282A (de)
EP (1) EP0768543B1 (de)
DE (1) DE69629434T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6035138A (en) * 1998-01-29 2000-03-07 Canon Kabushiki Kaisha Sensor apparatus applied to distance measuring apparatus, and method for controlling sensor apparatus
JPH11325886A (ja) * 1998-05-08 1999-11-26 Canon Inc 測距装置及びコンピュータ読み取り可能な記憶媒体
US6243537B1 (en) * 1998-10-15 2001-06-05 Asahi Kogaku Kogyo Kabushiki Kaisha Distance measuring apparatus
JP2000249906A (ja) * 1999-02-26 2000-09-14 Canon Inc 撮像装置と測距装置
EP1152261A1 (de) * 2000-04-28 2001-11-07 CSEM Centre Suisse d'Electronique et de Microtechnique SA Vorrichtung und Verfahren zur ortsauflösende Photodetektion und Demodulation von modulierten elektromagnetischen Wellen
JP2001311619A (ja) 2000-05-01 2001-11-09 Asahi Optical Co Ltd 測距装置及び測距方法
WO2002041031A1 (de) * 2000-11-14 2002-05-23 Siemens Aktiengesellschaft Vorrichtung zur bilddatenverarbeitung und verfahren zur bilddatenverarbeitung
JP2003066321A (ja) * 2001-08-29 2003-03-05 Mega Chips Corp Af制御装置およびaf制御方法
CN106775137B (zh) * 2016-12-06 2019-10-25 Oppo广东移动通信有限公司 接近检测方法、装置及移动终端
US11518629B2 (en) * 2019-10-28 2022-12-06 Intelligrated Headquarters, Llc Measurement system on a conveyor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373804A (en) * 1979-04-30 1983-02-15 Diffracto Ltd. Method and apparatus for electro-optically determining the dimension, location and attitude of objects
JPS5810605A (ja) * 1981-07-10 1983-01-21 Canon Inc 距離測定装置
US4748469A (en) * 1984-05-07 1988-05-31 Canon Kabushiki Kaisha Distance measuring device for camera
US4958180A (en) * 1987-05-23 1990-09-18 Minolta Camera Kabushiki Kaisha Focus detecting device and auxiliary illuminating device therefor
DE3729334A1 (de) * 1987-09-02 1989-03-16 Sick Optik Elektronik Erwin Lichttaster
US4943157A (en) * 1989-05-18 1990-07-24 Corning Incorporated Fiber optic triangulation gage
US5293194A (en) * 1990-01-25 1994-03-08 Canon Kabushiki Kaisha Focus detection apparatus having an auxiliary light
JPH0522843A (ja) 1991-07-09 1993-01-29 Mitsubishi Electric Corp 地絡方向継電装置
US5369462A (en) * 1992-06-09 1994-11-29 Olympus Optical Co., Ltd. Inclination detecting apparatus and camera for detecting hand shake using the same
JP3406656B2 (ja) * 1992-12-19 2003-05-12 ペンタックス株式会社 測距装置
JP3150243B2 (ja) * 1993-10-25 2001-03-26 キヤノン株式会社 測距装置及びカメラ
JP3359132B2 (ja) * 1993-11-25 2002-12-24 キヤノン株式会社 測距装置
JP3406931B2 (ja) * 1993-11-25 2003-05-19 キヤノン株式会社 Ccdの信号補正装置
US5808726A (en) * 1995-02-28 1998-09-15 Canon Kabushiki Kaisha Distance measurement apparatus

Also Published As

Publication number Publication date
DE69629434T2 (de) 2004-06-09
US5850282A (en) 1998-12-15
EP0768543A3 (de) 1997-10-15
EP0768543B1 (de) 2003-08-13
EP0768543A2 (de) 1997-04-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition