JPH02105131U - - Google Patents
Info
- Publication number
- JPH02105131U JPH02105131U JP1433389U JP1433389U JPH02105131U JP H02105131 U JPH02105131 U JP H02105131U JP 1433389 U JP1433389 U JP 1433389U JP 1433389 U JP1433389 U JP 1433389U JP H02105131 U JPH02105131 U JP H02105131U
- Authority
- JP
- Japan
- Prior art keywords
- infrared sensor
- heater
- pyroelectric
- signal detection
- detection electrode
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 229910018487 Ni—Cr Inorganic materials 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 claims 1
- 239000007772 electrode material Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000007740 vapor deposition Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Description
第１図は本実施例のセンサの焦電素子の平面図
、第２図は本実施例のセンサの一般的な等価回路
図、第３図は従来のセンサの一般的な等価回路図
である。
１……焦電素子、２……信号検出用電極、３…
…ヒーター物質、４……ハウジング、５……フイ
ルター、６……ＦＥＴ、７……抵抗。
Fig. 1 is a plan view of the pyroelectric element of the sensor of this embodiment, Fig. 2 is a general equivalent circuit diagram of the sensor of this embodiment, and Fig. 3 is a general equivalent circuit diagram of a conventional sensor. . 1...Pyroelectric element, 2...Signal detection electrode, 3...
...heater material, 4...housing, 5...filter, 6...FET, 7...resistance.
Claims (1)
とＦＥＴ、抵抗、コンデンサ等の周辺部品とをハ
ウジング内に収納した焦電型赤外線センサに於て
、焦電素子上に信号検出用電極以外に赤外放射能
力を持つヒーター物質を形成し、その一端を接地
リードへ、他の一端を電源リードへ接続したこと
を特徴とする焦電型赤外線センサ。 (2) ヒーター物質が銀、Ｎｉ―Ｃｒ等の信号検
出用電極材と同じ材質のものを含む金属材料から
なり、蒸着、貼り付け等で形成することを特徴と
する請求項(1)に記載の焦電型赤外線センサ。[Claims for Utility Model Registration] (1) In a pyroelectric infrared sensor in which at least a pyroelectric element, an infrared transmission filter, and peripheral parts such as an FET, a resistor, and a capacitor are housed in a housing, A pyroelectric infrared sensor characterized in that a heater material having infrared radiation ability is formed in addition to the signal detection electrode, and one end of the heater material is connected to a ground lead and the other end is connected to a power lead. (2) According to claim (1), the heater substance is made of a metal material including the same material as the signal detection electrode material, such as silver or Ni-Cr, and is formed by vapor deposition, pasting, etc. pyroelectric infrared sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1433389U JPH02105131U (en) | 1989-02-08 | 1989-02-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1433389U JPH02105131U (en) | 1989-02-08 | 1989-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105131U true JPH02105131U (en) | 1990-08-21 |
Family
ID=31225438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1433389U Pending JPH02105131U (en) | 1989-02-08 | 1989-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105131U (en) |
-
1989
- 1989-02-08 JP JP1433389U patent/JPH02105131U/ja active Pending