JPH0157291B2 - - Google Patents
Info
- Publication number
- JPH0157291B2 JPH0157291B2 JP14102580A JP14102580A JPH0157291B2 JP H0157291 B2 JPH0157291 B2 JP H0157291B2 JP 14102580 A JP14102580 A JP 14102580A JP 14102580 A JP14102580 A JP 14102580A JP H0157291 B2 JPH0157291 B2 JP H0157291B2
- Authority
- JP
- Japan
- Prior art keywords
- information
- pattern
- block
- line sensor
- address information
- 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
Links
- 238000000034 method Methods 0.000 claims description 15
- 230000003287 optical effect Effects 0.000 claims description 11
- 230000005674 electromagnetic induction Effects 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 12
- 239000011295 pitch Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 4
- 238000011000 absolute method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Optical Transform (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14102580A JPS5764893A (en) | 1980-10-08 | 1980-10-08 | Encoder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14102580A JPS5764893A (en) | 1980-10-08 | 1980-10-08 | Encoder |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5764893A JPS5764893A (en) | 1982-04-20 |
JPH0157291B2 true JPH0157291B2 (es) | 1989-12-05 |
Family
ID=15282454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14102580A Granted JPS5764893A (en) | 1980-10-08 | 1980-10-08 | Encoder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5764893A (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0634290B2 (ja) * | 1984-12-28 | 1994-05-02 | 株式会社東芝 | デイスクオ−トチエンジヤ−装置 |
JPS61156563A (ja) * | 1984-12-28 | 1986-07-16 | Toshiba Corp | デイスクオ−トチエンジヤ−装置 |
JPS63177019A (ja) * | 1986-10-09 | 1988-07-21 | Alpine Electron Inc | 位置センサ |
JP4846331B2 (ja) * | 2005-01-18 | 2011-12-28 | 株式会社ミツトヨ | 光電式エンコーダ、及び、そのスケール |
JP4885630B2 (ja) * | 2006-07-05 | 2012-02-29 | 株式会社ミツトヨ | 二次元エンコーダ、及び、そのスケール |
JP2020100214A (ja) * | 2018-12-20 | 2020-07-02 | 日立オートモティブシステムズ株式会社 | ステアリング装置 |
-
1980
- 1980-10-08 JP JP14102580A patent/JPS5764893A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5764893A (en) | 1982-04-20 |
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