JPH0433397B2 - - Google Patents
Info
- Publication number
- JPH0433397B2 JPH0433397B2 JP60256029A JP25602985A JPH0433397B2 JP H0433397 B2 JPH0433397 B2 JP H0433397B2 JP 60256029 A JP60256029 A JP 60256029A JP 25602985 A JP25602985 A JP 25602985A JP H0433397 B2 JPH0433397 B2 JP H0433397B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- output
- counter
- emitting element
- light receiving
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 46
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000000717 retained effect Effects 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Landscapes
- Optical Transform (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60256029A JPS62116286A (ja) | 1985-11-15 | 1985-11-15 | 光変調型検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60256029A JPS62116286A (ja) | 1985-11-15 | 1985-11-15 | 光変調型検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62116286A JPS62116286A (ja) | 1987-05-27 |
JPH0433397B2 true JPH0433397B2 (ru) | 1992-06-02 |
Family
ID=17286926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60256029A Granted JPS62116286A (ja) | 1985-11-15 | 1985-11-15 | 光変調型検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62116286A (ru) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6420486A (en) * | 1987-07-15 | 1989-01-24 | Hamamatsu Photonics Kk | Object detecting device |
JPH0613517Y2 (ja) * | 1988-03-03 | 1994-04-06 | 横河電機株式会社 | 物体の通過位置検出装置 |
JP5017914B2 (ja) * | 2006-04-19 | 2012-09-05 | オムロン株式会社 | 遊技媒体検知装置 |
JP4994929B2 (ja) * | 2007-04-17 | 2012-08-08 | シャープ株式会社 | 物体検出回路 |
JP4644732B2 (ja) | 2008-09-18 | 2011-03-02 | シャープ株式会社 | 光変調型検出装置および電子機器 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5642632U (ru) * | 1979-09-08 | 1981-04-18 | ||
JPS5999386A (ja) * | 1982-11-30 | 1984-06-08 | Matsushita Electric Works Ltd | 光電スイツチ回路 |
-
1985
- 1985-11-15 JP JP60256029A patent/JPS62116286A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5642632U (ru) * | 1979-09-08 | 1981-04-18 | ||
JPS5999386A (ja) * | 1982-11-30 | 1984-06-08 | Matsushita Electric Works Ltd | 光電スイツチ回路 |
Also Published As
Publication number | Publication date |
---|---|
JPS62116286A (ja) | 1987-05-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |