JP2004520591A5 - - Google Patents

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Publication number
JP2004520591A5
JP2004520591A5 JP2002564333A JP2002564333A JP2004520591A5 JP 2004520591 A5 JP2004520591 A5 JP 2004520591A5 JP 2002564333 A JP2002564333 A JP 2002564333A JP 2002564333 A JP2002564333 A JP 2002564333A JP 2004520591 A5 JP2004520591 A5 JP 2004520591A5
Authority
JP
Japan
Prior art keywords
pattern
position determining
light
detector
light source
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.)
Granted
Application number
JP2002564333A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004520591A (ja
JP4119254B2 (ja
Filing date
Publication date
Priority claimed from GBGB0103582.3A external-priority patent/GB0103582D0/en
Application filed filed Critical
Publication of JP2004520591A publication Critical patent/JP2004520591A/ja
Publication of JP2004520591A5 publication Critical patent/JP2004520591A5/ja
Application granted granted Critical
Publication of JP4119254B2 publication Critical patent/JP4119254B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2002564333A 2001-02-14 2002-02-14 位置決定システム Expired - Fee Related JP4119254B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0103582.3A GB0103582D0 (en) 2001-02-14 2001-02-14 Position determination system
PCT/GB2002/000638 WO2002065061A1 (en) 2001-02-14 2002-02-14 Position determination system

Publications (3)

Publication Number Publication Date
JP2004520591A JP2004520591A (ja) 2004-07-08
JP2004520591A5 true JP2004520591A5 (cg-RX-API-DMAC10.html) 2005-12-22
JP4119254B2 JP4119254B2 (ja) 2008-07-16

Family

ID=9908684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002564333A Expired - Fee Related JP4119254B2 (ja) 2001-02-14 2002-02-14 位置決定システム

Country Status (7)

Country Link
US (1) US7141780B2 (cg-RX-API-DMAC10.html)
EP (1) EP1360461B1 (cg-RX-API-DMAC10.html)
JP (1) JP4119254B2 (cg-RX-API-DMAC10.html)
AT (1) ATE395578T1 (cg-RX-API-DMAC10.html)
DE (1) DE60226576D1 (cg-RX-API-DMAC10.html)
GB (1) GB0103582D0 (cg-RX-API-DMAC10.html)
WO (1) WO2002065061A1 (cg-RX-API-DMAC10.html)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10309679B4 (de) * 2003-02-27 2014-05-22 Dr. Johannes Heidenhain Gmbh Abtasteinheit zum Abtasten einer Maßverkörperung
GB0316921D0 (en) 2003-07-19 2003-08-27 Renishaw Plc Reader for a scale marking
DE102004011911A1 (de) * 2004-03-11 2005-11-10 Sick Ag Sendeelement für Lichtschranken, Lichtgitter und dergleichen
GB0413710D0 (en) * 2004-06-21 2004-07-21 Renishaw Plc Scale reading apparatus
DE102005006247A1 (de) 2005-02-11 2006-08-17 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
JP4869628B2 (ja) * 2005-05-26 2012-02-08 オリンパス株式会社 光学式エンコーダ
GB0522651D0 (en) 2005-11-07 2005-12-14 Renishaw Plc Scale and readhead system
GB0523273D0 (en) 2005-11-16 2005-12-21 Renishaw Plc Scale and readhead apparatus and method
GB0601174D0 (en) 2006-01-20 2006-03-01 Renishaw Plc Multiple readhead apparatus
GB0608812D0 (en) 2006-05-04 2006-06-14 Renishaw Plc Rotary encoder apparatus
EP1862774B1 (fr) * 2006-05-31 2015-07-29 Delphi Technologies, Inc. Optical multiturn rotational encoder
KR101107904B1 (ko) * 2006-08-21 2012-01-25 지에스아이 그룹 코포레이션 회전식 광학적 위치 인코더, 서보 모터 어셈블리, 서보-제어 검류계 및 레이저 시스템
JP2008292352A (ja) 2007-05-25 2008-12-04 Mitsutoyo Corp 反射型エンコーダ
WO2010025365A2 (en) 2008-08-28 2010-03-04 Faro Technologies, Inc. Indexed optical encoder, method for indexing an optical encoder, and method for dynamically adjusting gain and offset in an optical encoder
JP5562076B2 (ja) * 2010-03-10 2014-07-30 キヤノン株式会社 光学式エンコーダおよび変位計測装置
DE102011082570A1 (de) * 2011-09-13 2013-03-14 Dr. Johannes Heidenhain Gmbh Rotatorische Positionsmesseinrichtung
EP3052896A1 (en) 2013-10-01 2016-08-10 Renishaw Plc. Position measurement encoder
US10281301B2 (en) 2013-10-01 2019-05-07 Renishaw Plc Reference mark detector arrangement
JP2018513385A (ja) 2015-04-22 2018-05-24 ファロ テクノロジーズ インコーポレーテッド 指標付き光学エンコーダ
US20170189123A1 (en) * 2016-01-06 2017-07-06 Biosense Webster (Israel) Ltd. Optical Registration of Rotary Sinuplasty Cutter
JP6744066B2 (ja) 2016-03-25 2020-08-19 株式会社ミツトヨ 光電式エンコーダ
EP3623769A1 (en) * 2018-09-12 2020-03-18 Renishaw PLC Measurement device
JP7391527B2 (ja) * 2019-04-03 2023-12-05 株式会社ミツトヨ 光電式エンコーダ
JP7475973B2 (ja) * 2020-06-08 2024-04-30 キヤノン株式会社 光学式エンコーダ及び制御装置
WO2024134156A1 (en) 2022-12-20 2024-06-27 Renishaw Plc Encoder apparatus
EP4390328A1 (en) 2022-12-21 2024-06-26 Renishaw plc Encoder apparatus

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1933254C3 (de) 1969-07-01 1979-08-16 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementales Längen- oder Winkelmeßsystem
GB1302762A (cg-RX-API-DMAC10.html) 1970-02-06 1973-01-10
DE3562948D1 (en) * 1984-04-21 1988-06-30 Heidenhain Gmbh Dr Johannes Position-measuring device
GB8432574D0 (en) 1984-12-22 1985-02-06 Renishaw Plc Opto-electronic scale-reading apparatus
DE3526206A1 (de) * 1985-07-23 1987-02-05 Heidenhain Gmbh Dr Johannes Wegmesseinrichtung
IN168444B (cg-RX-API-DMAC10.html) * 1986-08-15 1991-04-06 Mitutoyo Mfg Co Ltd
JPS6474414A (en) * 1987-09-16 1989-03-20 Mitutoyo Corp Optical displacement detector
US5073710A (en) * 1989-09-21 1991-12-17 Copal Company Limited Optical displacement detector including a displacement member's surface having a diffractive pattern and a holographic lens pattern
EP0543513B2 (en) * 1991-11-06 2007-10-24 Renishaw Transducer Systems Limited Opto-electronic scale-reading apparatus
DE19726935B4 (de) * 1997-06-25 2014-06-12 Dr. Johannes Heidenhain Gmbh Optische Positionsmeßeinrichtung
AT410485B (de) * 1997-07-30 2003-05-26 Rsf Elektronik Gmbh Positionsmesseinrichtung
DE19754595B4 (de) * 1997-12-10 2011-06-01 Dr. Johannes Heidenhain Gmbh Lichtelektrische Positionsmeßeinrichtung
JP3506613B2 (ja) * 1998-09-21 2004-03-15 株式会社ミツトヨ 原点検出方式
US6175109B1 (en) 1998-12-16 2001-01-16 Renco Encoders, Inc. Encoder for providing incremental and absolute position data
DE19859669A1 (de) * 1998-12-23 2000-06-29 Heidenhain Gmbh Dr Johannes Integrierter optoelektronischer Sensor und Verfahren zu dessen Herstellung

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