JPS60183835U - Illuminance measurement circuit - Google Patents
Illuminance measurement circuitInfo
- Publication number
- JPS60183835U JPS60183835U JP7175884U JP7175884U JPS60183835U JP S60183835 U JPS60183835 U JP S60183835U JP 7175884 U JP7175884 U JP 7175884U JP 7175884 U JP7175884 U JP 7175884U JP S60183835 U JPS60183835 U JP S60183835U
- Authority
- JP
- Japan
- Prior art keywords
- solar cell
- measurement circuit
- illuminance
- illuminance measurement
- detection circuit
- 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
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例の電気回路図、第２図は第４
図に示す太陽電池２，３の構成を示す図、第３図は本考
案の他の実施例の電気回路図、第４図は第３図に示す回
路の動作を説明するためのグラフである。
２、３．３８・・・太陽電池、４，３２・・・発光ダイ
オード、５．３１・・・トランジスタ、６，３７・・・
スイッチ、？、８，３３，３４，３５，３６・・・抵抗
。Figure 1 is an electrical circuit diagram of one embodiment of the present invention, and Figure 2 is the electrical circuit diagram of an embodiment of the present invention.
3 is an electric circuit diagram of another embodiment of the present invention, and FIG. 4 is a graph for explaining the operation of the circuit shown in FIG. 3. . 2, 3.38...Solar cell, 4,32...Light emitting diode, 5.31...Transistor, 6,37...
switch,? , 8, 33, 34, 35, 36...resistance.
Claims (2)
１の太陽電池と、その第１の太陽電池の電圧が予め定め
た値以上になったとき検出電流を流す検出回路と、その
検出回路からの検出電流によって前記光の照度を知らせ
る報知手段と、前記検出回路と報知手段とを電力付勢す
る第２の太陽電池とを含むことを特徴とする照度測定回
路。(1) A first solar cell that receives light to be detected and generates an electromotive force, and a detection circuit that flows a detection current when the voltage of the first solar cell exceeds a predetermined value; An illuminance measurement circuit characterized by comprising: a notification means for notifying the illuminance of the light by a detection current from the detection circuit; and a second solar cell for energizing the detection circuit and the notification means.
作を１個の太陽電池で行なうことを特徴とする実用新案
登録請求の範囲第１項記載の照度測定回路。(2) The illuminance measuring circuit according to claim 1, wherein the first solar cell and the second solar cell are operated by one solar cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7175884U JPS60183835U (en) | 1984-05-15 | 1984-05-15 | Illuminance measurement circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7175884U JPS60183835U (en) | 1984-05-15 | 1984-05-15 | Illuminance measurement circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60183835U true JPS60183835U (en) | 1985-12-06 |
Family
ID=30609536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7175884U Pending JPS60183835U (en) | 1984-05-15 | 1984-05-15 | Illuminance measurement circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60183835U (en) |
-
1984
- 1984-05-15 JP JP7175884U patent/JPS60183835U/en active Pending
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