JPS6188358U - - Google Patents
Info
- Publication number
- JPS6188358U JPS6188358U JP1984172484U JP17248484U JPS6188358U JP S6188358 U JPS6188358 U JP S6188358U JP 1984172484 U JP1984172484 U JP 1984172484U JP 17248484 U JP17248484 U JP 17248484U JP S6188358 U JPS6188358 U JP S6188358U
- Authority
- JP
- Japan
- Prior art keywords
- operational amplifier
- distortion compensation
- input terminal
- transmission device
- inverting input
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
- Optical Communication System (AREA)
Description
第１図はこの考案の一実施例による光アナログ
伝送の歪補償回路を示す回路図、第２図は従来の
歪補償回路を示す回路図である。図中、９は温度
補償用のダイオード、６はオペアンペプである。
なお、図中、同一符号は同一、又は相当部分を示
す。
FIG. 1 is a circuit diagram showing a distortion compensation circuit for optical analog transmission according to an embodiment of the invention, and FIG. 2 is a circuit diagram showing a conventional distortion compensation circuit. In the figure, 9 is a temperature compensation diode, and 6 is an operational amplifier.
In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
歪補償用のダイオードが所要数直列接続された光
伝送装置の歪補償回路において、所定の増幅度に
設定されたオペアンプ、このオペアンプの非反転
入力端子に接続され、その出力電圧が調整可能な
可変電圧印加手段、前記オペアンプの反転入力端
子に順方向バイアスで接続されたダイオードとを
備え、上記オペアンプの出力を前記歪補償用のダ
イオードのバイアス電圧として印加し、その温度
補償を行うことを特徴とする光伝送装置の歪補償
回路。 In a distortion compensation circuit for an optical transmission device in which a required number of distortion compensation diodes are connected in series to the emitter of a transistor that drives a light emitting element, an operational amplifier set to a predetermined amplification degree is connected to the non-inverting input terminal of this operational amplifier. , comprising variable voltage applying means whose output voltage can be adjusted, and a diode connected with a forward bias to the inverting input terminal of the operational amplifier, applying the output of the operational amplifier as a bias voltage to the distortion compensation diode, A distortion compensation circuit for an optical transmission device, which performs temperature compensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984172484U JPS6188358U (en) | 1984-11-14 | 1984-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984172484U JPS6188358U (en) | 1984-11-14 | 1984-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6188358U true JPS6188358U (en) | 1986-06-09 |
Family
ID=30730147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984172484U Pending JPS6188358U (en) | 1984-11-14 | 1984-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6188358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07202579A (en) * | 1993-12-28 | 1995-08-04 | Nec Corp | Non-linear compensation circuit for tv transmitter |
-
1984
- 1984-11-14 JP JP1984172484U patent/JPS6188358U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07202579A (en) * | 1993-12-28 | 1995-08-04 | Nec Corp | Non-linear compensation circuit for tv transmitter |
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