JP2016161426A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2016161426A5 JP2016161426A5 JP2015041004A JP2015041004A JP2016161426A5 JP 2016161426 A5 JP2016161426 A5 JP 2016161426A5 JP 2015041004 A JP2015041004 A JP 2015041004A JP 2015041004 A JP2015041004 A JP 2015041004A JP 2016161426 A5 JP2016161426 A5 JP 2016161426A5
- Authority
- JP
- Japan
- Prior art keywords
- signal
- position signal
- signals
- movable member
- detection
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 24
- 230000003287 optical effect Effects 0.000 claims description 9
- 230000000737 periodic effect Effects 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
- 206010036086 Polymenorrhoea Diseases 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015041004A JP6544946B2 (ja) | 2015-03-03 | 2015-03-03 | 位置検出装置、これを用いた装置及び位置検出方法 |
US15/056,740 US10113888B2 (en) | 2015-03-03 | 2016-02-29 | Position detection apparatus, apparatus including the same and position detection method |
CN201610122228.7A CN105937917A (zh) | 2015-03-03 | 2016-03-03 | 位置检测设备、包括位置检测设备的设备和位置检测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015041004A JP6544946B2 (ja) | 2015-03-03 | 2015-03-03 | 位置検出装置、これを用いた装置及び位置検出方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016161426A JP2016161426A (ja) | 2016-09-05 |
JP2016161426A5 true JP2016161426A5 (enrdf_load_stackoverflow) | 2018-04-12 |
JP6544946B2 JP6544946B2 (ja) | 2019-07-17 |
Family
ID=56844808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015041004A Active JP6544946B2 (ja) | 2015-03-03 | 2015-03-03 | 位置検出装置、これを用いた装置及び位置検出方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6544946B2 (enrdf_load_stackoverflow) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4991125A (en) * | 1989-04-19 | 1991-02-05 | Mitutoyo Corporation | Displacement detector |
JPH0754260B2 (ja) * | 1991-03-07 | 1995-06-07 | 株式会社ミツトヨ | アブソリュートエンコーダ |
JP2012013654A (ja) * | 2010-07-05 | 2012-01-19 | Canon Inc | アブソリュートエンコーダ及び撮像装置 |
JP2013156120A (ja) * | 2012-01-30 | 2013-08-15 | Canon Inc | 位置検出装置およびレンズ鏡筒 |
JP6032936B2 (ja) * | 2012-05-07 | 2016-11-30 | キヤノン株式会社 | バーニア方式位置検出エンコーダ用スケール、バーニア方式位置検出エンコーダおよびこれを備えた装置 |
-
2015
- 2015-03-03 JP JP2015041004A patent/JP6544946B2/ja active Active