JPH0516544Y2 - - Google Patents
Info
- Publication number
- JPH0516544Y2 JPH0516544Y2 JP10185590U JP10185590U JPH0516544Y2 JP H0516544 Y2 JPH0516544 Y2 JP H0516544Y2 JP 10185590 U JP10185590 U JP 10185590U JP 10185590 U JP10185590 U JP 10185590U JP H0516544 Y2 JPH0516544 Y2 JP H0516544Y2
- Authority
- JP
- Japan
- Prior art keywords
- infrared
- frequency noise
- infrared detection
- frequency
- detection element
- 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 47
- 239000003990 capacitor Substances 0.000 claims description 17
- 230000005669 field effect Effects 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 230000002265 prevention Effects 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000004907 flux Effects 0.000 claims description 2
- 230000007257 malfunction Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement 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 (de) | 1990-09-27 | 1990-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10185590U JPH0516544Y2 (de) | 1990-09-27 | 1990-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0459430U JPH0459430U (de) | 1992-05-21 |
| JPH0516544Y2 true JPH0516544Y2 (de) | 1993-04-30 |
Family
ID=31845636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10185590U Expired - Lifetime JPH0516544Y2 (de) | 1990-09-27 | 1990-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516544Y2 (de) |
-
1990
- 1990-09-27 JP JP10185590U patent/JPH0516544Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0459430U (de) | 1992-05-21 |
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