JP4473975B2 - エンコーダ - Google Patents

エンコーダ Download PDF

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Publication number
JP4473975B2
JP4473975B2 JP10946399A JP10946399A JP4473975B2 JP 4473975 B2 JP4473975 B2 JP 4473975B2 JP 10946399 A JP10946399 A JP 10946399A JP 10946399 A JP10946399 A JP 10946399A JP 4473975 B2 JP4473975 B2 JP 4473975B2
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JP
Japan
Prior art keywords
signal
slit
origin
light beam
light
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
JP10946399A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000304574A5 (enrdf_load_stackoverflow
JP2000304574A (ja
Inventor
泰 金田
公 石塚
秀次郎 門脇
成樹 加藤
孝幸 門島
榮 法隆
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
Priority to JP10946399A priority Critical patent/JP4473975B2/ja
Priority to EP00108243A priority patent/EP1045227B2/en
Priority to DE60033075T priority patent/DE60033075T3/de
Priority to US09/550,165 priority patent/US6674066B1/en
Publication of JP2000304574A publication Critical patent/JP2000304574A/ja
Publication of JP2000304574A5 publication Critical patent/JP2000304574A5/ja
Application granted granted Critical
Publication of JP4473975B2 publication Critical patent/JP4473975B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP10946399A 1999-04-16 1999-04-16 エンコーダ Expired - Lifetime JP4473975B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP10946399A JP4473975B2 (ja) 1999-04-16 1999-04-16 エンコーダ
EP00108243A EP1045227B2 (en) 1999-04-16 2000-04-14 Encoder
DE60033075T DE60033075T3 (de) 1999-04-16 2000-04-14 Kodierer
US09/550,165 US6674066B1 (en) 1999-04-16 2000-04-14 Encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10946399A JP4473975B2 (ja) 1999-04-16 1999-04-16 エンコーダ

Publications (3)

Publication Number Publication Date
JP2000304574A JP2000304574A (ja) 2000-11-02
JP2000304574A5 JP2000304574A5 (enrdf_load_stackoverflow) 2006-06-15
JP4473975B2 true JP4473975B2 (ja) 2010-06-02

Family

ID=14510879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10946399A Expired - Lifetime JP4473975B2 (ja) 1999-04-16 1999-04-16 エンコーダ

Country Status (1)

Country Link
JP (1) JP4473975B2 (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO318360B1 (no) * 2002-12-30 2005-03-07 Sinvent As Konfigurerbart diffraktiv optisk element
JP6087722B2 (ja) 2013-05-16 2017-03-01 株式会社ミツトヨ 原点信号発生装置及び原点信号発生システム
JP2014224745A (ja) 2013-05-16 2014-12-04 株式会社ミツトヨ 原点信号発生装置及び原点信号発生システム
JP6466642B2 (ja) * 2014-02-14 2019-02-06 キヤノンプレシジョン株式会社 エンコーダ
JP6487724B2 (ja) * 2014-03-14 2019-03-20 キヤノンプレシジョン株式会社 エンコーダ
EP3064903B1 (en) 2015-03-06 2018-06-13 Canon Precision Inc. Encoder
JP2019517004A (ja) * 2016-05-25 2019-06-20 レニショウ パブリック リミテッド カンパニーＲｅｎｉｓｈａｗ Ｐｕｂｌｉｃ Ｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ 適応性のある基準マーク検出プロセス
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

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Publication number Publication date
JP2000304574A (ja) 2000-11-02

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