JP2006064702A5 - - Google Patents

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Publication number
JP2006064702A5
JP2006064702A5 JP2005243704A JP2005243704A JP2006064702A5 JP 2006064702 A5 JP2006064702 A5 JP 2006064702A5 JP 2005243704 A JP2005243704 A JP 2005243704A JP 2005243704 A JP2005243704 A JP 2005243704A JP 2006064702 A5 JP2006064702 A5 JP 2006064702A5
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JP
Japan
Prior art keywords
detector array
photodiodes
photodiode
different
curvature
Prior art date
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Application number
JP2005243704A
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English (en)
Japanese (ja)
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JP2006064702A (ja
JP5030404B2 (ja
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Publication date
Priority claimed from US10/927,990 external-priority patent/US7199354B2/en
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Publication of JP2006064702A publication Critical patent/JP2006064702A/ja
Publication of JP2006064702A5 publication Critical patent/JP2006064702A5/ja
Application granted granted Critical
Publication of JP5030404B2 publication Critical patent/JP5030404B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2005243704A 2004-08-26 2005-08-25 光学的エンコーダ用検出器アレイ Expired - Fee Related JP5030404B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/927,990 US7199354B2 (en) 2004-08-26 2004-08-26 Detector array for optical encoders
US10/927,990 2004-08-26

Publications (3)

Publication Number Publication Date
JP2006064702A JP2006064702A (ja) 2006-03-09
JP2006064702A5 true JP2006064702A5 (enExample) 2008-10-09
JP5030404B2 JP5030404B2 (ja) 2012-09-19

Family

ID=35478730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005243704A Expired - Fee Related JP5030404B2 (ja) 2004-08-26 2005-08-25 光学的エンコーダ用検出器アレイ

Country Status (6)

Country Link
US (1) US7199354B2 (enExample)
EP (1) EP1630528B1 (enExample)
JP (1) JP5030404B2 (enExample)
CN (1) CN100483075C (enExample)
AT (1) ATE470132T1 (enExample)
DE (1) DE602005021584D1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008537358A (ja) * 2005-04-19 2008-09-11 ブーカム テクノロジー ピーエルシー 電子波長マーカシステムおよび方法
JP2007064755A (ja) * 2005-08-30 2007-03-15 Samutaku Kk エンコーダの信号処理回路
DE102007050253A1 (de) * 2007-10-20 2009-04-23 Dr. Johannes Heidenhain Gmbh Detektorelement-Array für eine optische Positionsmesseinrichtung
US8493572B2 (en) 2010-05-05 2013-07-23 Mitutoyo Corporation Optical encoder having contamination and defect resistant signal processing
JP2012053023A (ja) * 2010-09-03 2012-03-15 Olympus Corp エンコーダ
JP5765968B2 (ja) * 2011-02-28 2015-08-19 キヤノン株式会社 光学式エンコーダ
DE102011075286A1 (de) * 2011-05-05 2012-11-08 Dr. Johannes Heidenhain Gmbh Optische Positionsmesseinrichtung
CN103712643B (zh) * 2013-12-26 2015-12-16 南京埃斯顿自动化股份有限公司 一种编码器验证机构
US11061338B2 (en) * 2014-04-17 2021-07-13 Nikon Corporation High-resolution position encoder with image sensor and encoded target pattern
US11262376B2 (en) * 2016-06-02 2022-03-01 Weifang Goertek Microelectronics Co., Ltd. MEMS device and electronic apparatus
US10551223B2 (en) * 2017-03-20 2020-02-04 Tt Electronics Plc Method and apparatus for configurable photodetector array patterning for optical encoders
CN107063432B (zh) * 2017-04-07 2019-07-12 华南师范大学 一种同时测量超声波方向、声强及频率的光学方法及装置
US11378422B2 (en) 2018-11-05 2022-07-05 Tt Electronics Plc Method and apparatus for improved performance in encoder systems by configuring a detector array using a partition map and assigning weights to output currents of the detector array
TWI680648B (zh) * 2018-12-26 2019-12-21 財團法人工業技術研究院 編碼盤、檢光器、光學絕對式旋轉編碼器及編碼值輸出、偵錯與除錯的方法
DE102020118639B3 (de) * 2020-07-15 2021-01-07 Sick Stegmann Gmbh Codeelemente einer Maßverkörperung einer Gebervorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259570A (en) * 1978-11-27 1981-03-31 Hewlett-Packard Company Optical comparator
US4786891A (en) * 1986-04-08 1988-11-22 Yokogawa Electric Corporation Absolute encoder for linear or angular position measurements
DE3737278A1 (de) * 1986-11-04 1988-05-11 Canon Kk Verfahren und vorrichtung zum optischen erfassen der stellung eines objekts
JP2794798B2 (ja) * 1989-06-30 1998-09-10 株式会社安川電機 エンコーダ
US5438330A (en) * 1991-10-28 1995-08-01 Nikon Corporation Absolute encoder
DE4439693C2 (de) 1994-11-05 1997-04-24 Hengstler Gmbh Sensoreinheit für einen Drehgeber oder Lineargeber
US5698851A (en) * 1996-04-03 1997-12-16 Placa Ltd. Device and method for precise angular measurement by mapping small rotations into large phase shifts
FR2757628B1 (fr) * 1996-12-20 1999-02-26 Eaton Controls Procede et dispositif de mesure numerique de positions angulaires
US6727493B2 (en) 2001-11-06 2004-04-27 Renco Incoders, Inc. Multiple resolution photodiode sensor array for an optical encoder
JP2003240607A (ja) * 2002-02-18 2003-08-27 Canon Inc エンコーダの電気分割回路
JP2005017116A (ja) * 2003-06-26 2005-01-20 Sharp Corp 光学式エンコーダ用受光素子

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