JP2001183122A5 - - Google Patents
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- Publication number
- JP2001183122A5 JP2001183122A5 JP2000280036A JP2000280036A JP2001183122A5 JP 2001183122 A5 JP2001183122 A5 JP 2001183122A5 JP 2000280036 A JP2000280036 A JP 2000280036A JP 2000280036 A JP2000280036 A JP 2000280036A JP 2001183122 A5 JP2001183122 A5 JP 2001183122A5
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- JP
- Japan
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000280036A JP4724282B2 (ja) | 1999-10-12 | 2000-09-14 | 回転角検出装置 |
US09/685,930 US6642507B1 (en) | 1999-10-12 | 2000-10-11 | Beam rotation angle detecting apparatus, rotation detecting apparatus and beam rotation angle detecting method |
US10/659,275 US6958468B2 (en) | 1999-10-12 | 2003-09-11 | Beam rotation angle detecting apparatus, rotation detecting apparatus and beam rotation angle detecting method |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1999289413 | 1999-10-12 | ||
JP28941399 | 1999-10-12 | ||
JP11-289413 | 1999-10-12 | ||
JP2000280036A JP4724282B2 (ja) | 1999-10-12 | 2000-09-14 | 回転角検出装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2001183122A JP2001183122A (ja) | 2001-07-06 |
JP2001183122A5 true JP2001183122A5 (ja) | 2007-10-25 |
JP4724282B2 JP4724282B2 (ja) | 2011-07-13 |
Family
ID=26557590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000280036A Expired - Fee Related JP4724282B2 (ja) | 1999-10-12 | 2000-09-14 | 回転角検出装置 |
Country Status (2)
Country | Link |
---|---|
US (2) | US6642507B1 (ja) |
JP (1) | JP4724282B2 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1427985B1 (de) * | 2001-09-04 | 2008-11-19 | Dr. Johannes Heidenhain GmbH | Positionsmesseinrichtung und verfahren zum betrieb einer positionsmesseinrichtung |
WO2003067196A1 (en) * | 2002-02-08 | 2003-08-14 | Robert Bosch Gmbh | Optical angle and torque sensor |
JP4481137B2 (ja) * | 2003-11-13 | 2010-06-16 | アスモ株式会社 | モータ、回転制御装置、及び回転検出回路 |
US20050139756A1 (en) * | 2003-12-29 | 2005-06-30 | Eastman Kodak Company | Emissive indicator device |
JP4938265B2 (ja) * | 2004-09-03 | 2012-05-23 | ライカ ジオシステムズ アクチェンゲゼルシャフト | 回転角を正確に測定する方法及び装置 |
DE102005036161A1 (de) * | 2005-08-02 | 2007-02-08 | Dr. Johannes Heidenhain Gmbh | Feldmodulierende Winkelmesseinrichtung und Verfahren zu deren Betrieb |
US7304295B2 (en) * | 2005-09-30 | 2007-12-04 | Avago Technologies Ecbuip (Singapore) Pte Ltd | Method and system of detecting eccentricity and up/down movement of a code wheel of an optical encoder set |
US20070120047A1 (en) * | 2005-11-25 | 2007-05-31 | Wong Weng F | Ring-configured photodiode array and optical encoders using the same |
US7381942B2 (en) * | 2006-01-25 | 2008-06-03 | Avago Technologies Ecbu Ip Pte Ltd | Two-dimensional optical encoder with multiple code wheels |
EP1862771B1 (fr) * | 2006-05-31 | 2016-01-13 | Delphi Technologies, Inc. | Codeur angulaire optique avec detection du faux-rond |
EP1862775A1 (fr) * | 2006-05-31 | 2007-12-05 | Delphi Technologies, Inc. | Codeur de position à haute résolution |
KR101107904B1 (ko) * | 2006-08-21 | 2012-01-25 | 지에스아이 그룹 코포레이션 | 회전식 광학적 위치 인코더, 서보 모터 어셈블리, 서보-제어 검류계 및 레이저 시스템 |
EP2073408B1 (de) * | 2007-12-17 | 2012-08-08 | Siemens Aktiengesellschaft | Vorrichtung zum Übertragen von Lichtsignalen und entsprechendes Verfahren |
JP5479236B2 (ja) * | 2010-06-15 | 2014-04-23 | キヤノン株式会社 | ロータリーエンコーダ |
FR2978241B1 (fr) * | 2011-07-21 | 2014-02-28 | Bertrand Arnold | Dispositif de mesure de deplacement numerique |
JP6254775B2 (ja) * | 2013-06-11 | 2017-12-27 | 浜松ホトニクス株式会社 | エンコーダ |
DE102013220190B4 (de) * | 2013-10-07 | 2021-08-12 | Dr. Johannes Heidenhain Gmbh | Messteilung und lichtelektrische Positionsmesseinrichtung mit dieser Messteilung |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5325361A (en) * | 1976-08-23 | 1978-03-09 | Hitachi Ltd | Semiconductor device |
JPS5786056A (en) * | 1980-11-17 | 1982-05-28 | Matsushita Electric Ind Co Ltd | Revolving speed detector |
JPS5946813A (ja) * | 1982-09-10 | 1984-03-16 | Yamatake Honeywell Co Ltd | ロ−タリ−エンコ−ダ |
JPS6037813A (ja) * | 1983-08-09 | 1985-02-27 | Seiko Epson Corp | タイミング信号抽出回路 |
JPS60102520A (ja) * | 1983-11-10 | 1985-06-06 | Ricoh Co Ltd | ロ−タリエンコ−ダ |
JPS60253873A (ja) * | 1984-05-30 | 1985-12-14 | Kyoto Denso:Kk | 回転体の回転数計測装置 |
NL8501501A (nl) * | 1985-05-24 | 1986-12-16 | Tno | Foto-elektrische omzetter. |
JPS62100612A (ja) * | 1985-10-28 | 1987-05-11 | Niles Parts Co Ltd | 光導デイスクを使用した回転検出装置 |
JPS62200225A (ja) * | 1986-02-27 | 1987-09-03 | Canon Inc | ロ−タリ−エンコ−ダ− |
JPS6443718A (en) * | 1987-08-12 | 1989-02-16 | Omron Tateisi Electronics Co | Rotary encoder |
JPH0321820A (ja) * | 1989-06-20 | 1991-01-30 | Matsushita Electric Ind Co Ltd | 回転角エンコーダ |
JP3170902B2 (ja) * | 1992-09-30 | 2001-05-28 | キヤノン株式会社 | 信号処理方法及びそれを用いたエンコーダ |
JP3098358B2 (ja) * | 1992-11-27 | 2000-10-16 | 三菱電機株式会社 | 位置検出素子、その位置検出素子を用いた位置検出方法、および光学式ロータリーエンコーダ |
JPH06347289A (ja) | 1993-06-11 | 1994-12-20 | Ntn Corp | 回転角度検出装置 |
JPH0735575A (ja) * | 1993-07-23 | 1995-02-07 | Sharp Corp | 回転検出装置 |
JP3437277B2 (ja) * | 1994-08-01 | 2003-08-18 | キヤノン株式会社 | 回転情報検出装置及び回転情報検出方法 |
JPH10253398A (ja) * | 1997-03-11 | 1998-09-25 | Nikon Corp | ロータリーエンコーダ |
-
2000
- 2000-09-14 JP JP2000280036A patent/JP4724282B2/ja not_active Expired - Fee Related
- 2000-10-11 US US09/685,930 patent/US6642507B1/en not_active Expired - Fee Related
-
2003
- 2003-09-11 US US10/659,275 patent/US6958468B2/en not_active Expired - Fee Related