FR2542098B1 - Circuit de traitement d'un signal d'un detecteur sensible a une position - Google Patents

Circuit de traitement d'un signal d'un detecteur sensible a une position

Info

Publication number
FR2542098B1
FR2542098B1 FR8403351A FR8403351A FR2542098B1 FR 2542098 B1 FR2542098 B1 FR 2542098B1 FR 8403351 A FR8403351 A FR 8403351A FR 8403351 A FR8403351 A FR 8403351A FR 2542098 B1 FR2542098 B1 FR 2542098B1
Authority
FR
France
Prior art keywords
circuit
signal
processing
sensitive detector
position sensitive
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
Application number
FR8403351A
Other languages
English (en)
Other versions
FR2542098A1 (fr
Inventor
Yasuhiko Shiomi
Ryoichi Suzuki
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
Application filed by Canon Inc filed Critical Canon Inc
Publication of FR2542098A1 publication Critical patent/FR2542098A1/fr
Application granted granted Critical
Publication of FR2542098B1 publication Critical patent/FR2542098B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR8403351A 1983-03-02 1984-03-02 Circuit de traitement d'un signal d'un detecteur sensible a une position Expired FR2542098B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58034291A JPS59160108A (ja) 1983-03-02 1983-03-02 光半導体位置検出素子の信号処理回路

Publications (2)

Publication Number Publication Date
FR2542098A1 FR2542098A1 (fr) 1984-09-07
FR2542098B1 true FR2542098B1 (fr) 1988-01-08

Family

ID=12410048

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8403351A Expired FR2542098B1 (fr) 1983-03-02 1984-03-02 Circuit de traitement d'un signal d'un detecteur sensible a une position

Country Status (3)

Country Link
US (1) US4693597A (fr)
JP (1) JPS59160108A (fr)
FR (1) FR2542098B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0774854B2 (ja) * 1985-06-27 1995-08-09 松下電器産業株式会社 自動焦点調節装置
US5087119A (en) * 1986-02-28 1992-02-11 Canon Kabushiki Kaisha Distance measuring apparatus
JPH0714970Y2 (ja) * 1988-12-29 1995-04-10 株式会社精工舎 自動焦点調整装置
US5055664A (en) * 1990-08-06 1991-10-08 Eaton Corporation Optical distance measuring system using a position sensitive device and a ramp generator driven light source
US5309212A (en) * 1992-09-04 1994-05-03 Yaskawa Electric Corporation Scanning rangefinder with range to frequency conversion
US5648844A (en) * 1995-11-20 1997-07-15 Midland Manufacturing Corp. Laser liquid level gauge with diffuser
US5963308A (en) * 1996-02-20 1999-10-05 Canon Kabushiki Kaisha Distance measuring apparatus
US6456367B2 (en) * 2000-01-19 2002-09-24 Fuji Photo Optical Co. Ltd. Rangefinder apparatus
JP4907914B2 (ja) * 2005-07-12 2012-04-04 浜松ホトニクス株式会社 光検出回路
EP2434945B1 (fr) * 2009-05-27 2018-12-19 Analog Devices, Inc. Détecteur optique à utilisations multiples
JP2013125048A (ja) * 2011-12-13 2013-06-24 Semiconductor Components Industries Llc レンズ位置検出回路
CN108593703B (zh) * 2018-04-08 2021-03-30 中国矿业大学(北京) 含水岩土非饱和-饱和状态转变的识别方法及其验证系统
CN115150235B (zh) * 2022-02-22 2024-06-14 固赢科技(深圳)有限公司 直流分量干扰抑制电路及其控制方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS577508A (en) * 1980-06-16 1982-01-14 Seiko Koki Kk Distance detector
JPS5748703A (en) * 1980-09-08 1982-03-20 Seiko Koki Kk Distance detector
US4479706A (en) * 1980-09-09 1984-10-30 Ricoh Company, Ltd. Distance measuring circuit
DE3216246A1 (de) * 1981-05-01 1982-12-02 Ricoh Co., Ltd., Tokyo Entfernungsmesseinrichtung
JPS5835410A (ja) * 1981-08-27 1983-03-02 Canon Inc 距離検出装置
JPS5895210A (ja) * 1981-12-01 1983-06-06 Ricoh Co Ltd 距離検出装置
US4521106A (en) * 1982-08-18 1985-06-04 Eastman Kodak Company Image sensor and rangefinder device with background subtraction using interlaced analog shift register

Also Published As

Publication number Publication date
FR2542098A1 (fr) 1984-09-07
JPS59160108A (ja) 1984-09-10
US4693597A (en) 1987-09-15

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