JPH0436344U - - Google Patents
Info
- Publication number
- JPH0436344U JPH0436344U JP7753290U JP7753290U JPH0436344U JP H0436344 U JPH0436344 U JP H0436344U JP 7753290 U JP7753290 U JP 7753290U JP 7753290 U JP7753290 U JP 7753290U JP H0436344 U JPH0436344 U JP H0436344U
- Authority
- JP
- Japan
- Prior art keywords
- transmission line
- line data
- laser
- drive circuit
- superimposition
- 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 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Communication System (AREA)
Description
第１図はこの考案の実施例によるレーザ駆動回
路のブロツク図、第２図は従来のレーザ駆動回路
のブロツク図である。図において、１はレーザダ
イオード、２は高周波重畳回路、３はデータ入力
回路、４はフオトダイオード、５はＡＰＣ回路、
６はデータ入力回路を示す。なお、図中、同一符
号は同一、または相当部分を示す。
FIG. 1 is a block diagram of a laser drive circuit according to an embodiment of this invention, and FIG. 2 is a block diagram of a conventional laser drive circuit. In the figure, 1 is a laser diode, 2 is a high frequency superimposition circuit, 3 is a data input circuit, 4 is a photodiode, 5 is an APC circuit,
6 indicates a data input circuit. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
の駆動部分において、伝送路データとは別の信号
を重畳し、かつその重畳方法によりモーダル雑音
の影響も排除することを特徴とするレーザダイオ
ード駆動回路。 A laser diode drive circuit characterized by superimposing a signal different from transmission line data in a laser drive part while preserving the quality of the transmission line data signal, and also eliminating the influence of modal noise by the method of superimposition. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7753290U JPH0436344U (en) | 1990-07-20 | 1990-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7753290U JPH0436344U (en) | 1990-07-20 | 1990-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0436344U true JPH0436344U (en) | 1992-03-26 |
Family
ID=31620008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7753290U Pending JPH0436344U (en) | 1990-07-20 | 1990-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436344U (en) |
-
1990
- 1990-07-20 JP JP7753290U patent/JPH0436344U/ja active Pending