JPS6233539B2 - - Google Patents
Info
- Publication number
- JPS6233539B2 JPS6233539B2 JP53089101A JP8910178A JPS6233539B2 JP S6233539 B2 JPS6233539 B2 JP S6233539B2 JP 53089101 A JP53089101 A JP 53089101A JP 8910178 A JP8910178 A JP 8910178A JP S6233539 B2 JPS6233539 B2 JP S6233539B2
- Authority
- JP
- Japan
- Prior art keywords
- detection
- information
- light
- optical transmission
- optical
- 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
- 238000001514 detection method Methods 0.000 claims description 128
- 230000003287 optical effect Effects 0.000 claims description 72
- 230000005540 biological transmission Effects 0.000 claims description 59
- 230000008054 signal transmission Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Examining Or Testing Airtightness (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8910178A JPS5516549A (en) | 1978-07-21 | 1978-07-21 | Information detection system by photo transmitter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8910178A JPS5516549A (en) | 1978-07-21 | 1978-07-21 | Information detection system by photo transmitter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5516549A JPS5516549A (en) | 1980-02-05 |
JPS6233539B2 true JPS6233539B2 (ru) | 1987-07-21 |
Family
ID=13961489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8910178A Granted JPS5516549A (en) | 1978-07-21 | 1978-07-21 | Information detection system by photo transmitter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5516549A (ru) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4402903A (en) * | 1981-09-04 | 1983-09-06 | Westinghouse Electric Corp. | Control system for coupling redundant logic channels |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5337494A (en) * | 1976-09-18 | 1978-04-06 | Denki Kagaku Keiki Kk | Apparatus for detecting oil and so on |
JPS5376889A (en) * | 1976-12-18 | 1978-07-07 | Denki Kagaku Keiki Kk | Sensor for oils* etc* |
-
1978
- 1978-07-21 JP JP8910178A patent/JPS5516549A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5337494A (en) * | 1976-09-18 | 1978-04-06 | Denki Kagaku Keiki Kk | Apparatus for detecting oil and so on |
JPS5376889A (en) * | 1976-12-18 | 1978-07-07 | Denki Kagaku Keiki Kk | Sensor for oils* etc* |
Also Published As
Publication number | Publication date |
---|---|
JPS5516549A (en) | 1980-02-05 |
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