JPH0436321U - - Google Patents
Info
- Publication number
- JPH0436321U JPH0436321U JP7845090U JP7845090U JPH0436321U JP H0436321 U JPH0436321 U JP H0436321U JP 7845090 U JP7845090 U JP 7845090U JP 7845090 U JP7845090 U JP 7845090U JP H0436321 U JPH0436321 U JP H0436321U
- Authority
- JP
- Japan
- Prior art keywords
- current
- photoelectric conversion
- output terminals
- signal
- amplification
- 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
- 230000003321 amplification Effects 0.000 claims 3
- 238000006243 chemical reaction Methods 0.000 claims 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Description
第１図は本考案の第１の実施例の構成を示す図
、第２図は本考案の第２の実施例の構成を示す図
、第３図は本考案の第３の実施例の構成を示す図
、第４図は従来例を説明するための図である。
１……フオトダイオード、２……電流増幅器、
３……１／Ｎ分割回路、４……比較器。
FIG. 1 is a diagram showing the configuration of a first embodiment of the present invention, FIG. 2 is a diagram showing the configuration of a second embodiment of the present invention, and FIG. 3 is a diagram showing the configuration of a third embodiment of the present invention. FIG. 4 is a diagram for explaining a conventional example. 1...Photodiode, 2...Current amplifier,
3...1/N division circuit, 4...Comparator.
Claims (1)
光電変換手段１からの電流信号を増幅する増幅手
段２，Ｑ３，Ｑ４，Ｑ６と、 該増幅手段２，Ｑ３，Ｑ４，Ｑ６の出力端から
前記光電変換手段１へ信号を帰還させる帰還手段
とを有し、 該帰還手段は、前記増幅手段２，Ｑ３，Ｑ４，
Ｑ６の出力信号を所定の割合で分割する電流分割
手段Ｒ２，Ｄ１，Ｒ３，Ｑ２，Ｒ１６，Ｑ１６，
Ｑ６と、 該電流分割手段Ｒ２，Ｄ１，Ｒ３，Ｑ２，Ｒ１
６，Ｑ１６，Ｑ６によつて分割された電流信号に
よつて駆動されるカレントミラー回路Ｑ１，Ｑ２
とを具備しており、 該カレントミラー回路Ｑ１，Ｑ２の出力端は、
前記光電変換手段１の出力端に接続されており、
前記増幅手段２，Ｑ３，Ｑ４，Ｑ６の出力端から
増幅信号を得るようになつている光信号増幅器。[Claims for Utility Model Registration] Photoelectric conversion means 1 for converting light into a current signal; amplification means 2, Q3, Q4, Q6 for amplifying the current signal from the photoelectric conversion means 1; and said amplification means 2, Q3. , Q4, Q6, and feedback means for feeding back signals from the output terminals of the amplification means 2, Q3, Q4,
Current dividing means R2, D1, R3, Q2, R16, Q16, which divides the output signal of Q6 at a predetermined ratio;
Q6, and the current dividing means R2, D1, R3, Q2, R1
Current mirror circuits Q1, Q2 driven by current signals divided by 6, Q16, Q6
The output terminals of the current mirror circuits Q1 and Q2 are
connected to the output end of the photoelectric conversion means 1;
An optical signal amplifier configured to obtain amplified signals from the output terminals of the amplifying means 2, Q3, Q4, and Q6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7845090U JPH0436321U (en) | 1990-07-24 | 1990-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7845090U JPH0436321U (en) | 1990-07-24 | 1990-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0436321U true JPH0436321U (en) | 1992-03-26 |
Family
ID=31621735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7845090U Pending JPH0436321U (en) | 1990-07-24 | 1990-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06321472A (en) * | 1993-03-30 | 1994-11-22 | Kone Oy | Coupling device between door and wall on stop floor |
-
1990
- 1990-07-24 JP JP7845090U patent/JPH0436321U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06321472A (en) * | 1993-03-30 | 1994-11-22 | Kone Oy | Coupling device between door and wall on stop floor |
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