JPH0459430U - - Google Patents
Info
- Publication number
- JPH0459430U JPH0459430U JP10185590U JP10185590U JPH0459430U JP H0459430 U JPH0459430 U JP H0459430U JP 10185590 U JP10185590 U JP 10185590U JP 10185590 U JP10185590 U JP 10185590U JP H0459430 U JPH0459430 U JP H0459430U
- Authority
- JP
- Japan
- Prior art keywords
- infrared
- frequency noise
- infrared detection
- detection element
- frequency
- 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 9
- 230000005669 field effect Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000004907 flux Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Burglar Alarm Systems (AREA)
- Filters And Equalizers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10185590U JPH0516544Y2 (cs) | 1990-09-27 | 1990-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10185590U JPH0516544Y2 (cs) | 1990-09-27 | 1990-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0459430U true JPH0459430U (cs) | 1992-05-21 |
| JPH0516544Y2 JPH0516544Y2 (cs) | 1993-04-30 |
Family
ID=31845636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10185590U Expired - Lifetime JPH0516544Y2 (cs) | 1990-09-27 | 1990-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516544Y2 (cs) |
-
1990
- 1990-09-27 JP JP10185590U patent/JPH0516544Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516544Y2 (cs) | 1993-04-30 |
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