JPS63101830U - - Google Patents
Info
- Publication number
- JPS63101830U JPS63101830U JP19816086U JP19816086U JPS63101830U JP S63101830 U JPS63101830 U JP S63101830U JP 19816086 U JP19816086 U JP 19816086U JP 19816086 U JP19816086 U JP 19816086U JP S63101830 U JPS63101830 U JP S63101830U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- unit
- weak light
- amplifier
- power
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案の構成図および主要部分の波形
を示している。第２図は、電源部の出力波形を表
わしたものである。
１…電源部、２…センサー部、３…交流増幅部
、４…検波復調部、５…交流電源、６…直流電源
、７…フオトダイオード、８…比較用フオトダイ
オード。
FIG. 1 shows a configuration diagram of the present invention and waveforms of the main parts. FIG. 2 shows the output waveform of the power supply section. DESCRIPTION OF SYMBOLS 1... Power supply part, 2... Sensor part, 3... AC amplifier part, 4... Detection demodulation part, 5... AC power supply, 6... DC power supply, 7... Photo diode, 8... Photo diode for comparison.
Claims (1)
７，８で構成されるセンサー部２に供給する電源
部１を交流電源５および直流電源６を直列に接続
し、直流バイアスのかかつた交流とし、同時に増
幅部３を交流増幅回路とすることによつて、微弱
光を安定して検出することを特徴とする微弱光検
出回路。 The power supply unit 1 that supplies the sensor unit 2 consisting of photodiodes or phototransistors 7 and 8 is connected in series with an AC power supply 5 and a DC power supply 6 to provide AC with a DC bias, and at the same time, the amplifier unit 3 is supplied with AC power. A weak light detection circuit characterized by stably detecting weak light by using an amplifier circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19816086U JPS63101830U (en) | 1986-12-22 | 1986-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19816086U JPS63101830U (en) | 1986-12-22 | 1986-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63101830U true JPS63101830U (en) | 1988-07-02 |
Family
ID=31158596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19816086U Pending JPS63101830U (en) | 1986-12-22 | 1986-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63101830U (en) |
-
1986
- 1986-12-22 JP JP19816086U patent/JPS63101830U/ja active Pending