JPS648757U - - Google Patents
Info
- Publication number
- JPS648757U JPS648757U JP1987103430U JP10343087U JPS648757U JP S648757 U JPS648757 U JP S648757U JP 1987103430 U JP1987103430 U JP 1987103430U JP 10343087 U JP10343087 U JP 10343087U JP S648757 U JPS648757 U JP S648757U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- semiconductor light
- emitting element
- transistor
- base
- 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
- 239000004065 semiconductor Substances 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Optical Communication System (AREA)
Description
第１図はこの考案の一実施例の回路構成を示す
図、第２図は第１図に示した回路構成の各部の信
号波形を示す図、第３図は従来の光送信器の回路
構成を示す図、第４図は第３図に示した回路構成
の各部の信号波形を示す図である。
図において、１は信号入力端子、２はＦＥＴ、
３はバイアス抵抗、４はバイアス用電源端子、５
はＦＥＴのソース端子、６は半導体発光素子、７
は抵抗、８はコンデンサ、９は同軸短絡反射線路
、１０は信号入力端子、１１は半導体発光素子駆
動回路、１２は半導体発光素子、１３はトランジ
スタ、１４は抵抗、１５はコンデンサである。な
お、図中、同一あるいは相当部分には同一符号を
付して示してある。
Fig. 1 is a diagram showing the circuit configuration of an embodiment of this invention, Fig. 2 is a diagram showing signal waveforms of each part of the circuit configuration shown in Fig. 1, and Fig. 3 is the circuit configuration of a conventional optical transmitter. FIG. 4 is a diagram showing signal waveforms at various parts of the circuit configuration shown in FIG. 3. In the figure, 1 is a signal input terminal, 2 is a FET,
3 is a bias resistor, 4 is a bias power supply terminal, 5
is the source terminal of the FET, 6 is the semiconductor light emitting device, and 7 is the source terminal of the FET.
8 is a resistor, 8 is a capacitor, 9 is a coaxial short-circuited reflection line, 10 is a signal input terminal, 11 is a semiconductor light emitting device drive circuit, 12 is a semiconductor light emitting device, 13 is a transistor, 14 is a resistor, and 15 is a capacitor. In the drawings, the same or corresponding parts are designated by the same reference numerals.
Claims (1)
する半導体発光素子駆動回路と、上記半導体発光
素子と並列接続したトランジスタと、上記トラン
ジスタのコレクタ・ベース間に接続した抵抗と、
上記トランジスタのベース・エミツタ間に接続し
たコンデンサとを備えた光送信器。 a semiconductor light emitting element, a semiconductor light emitting element driving circuit for driving the semiconductor light emitting element, a transistor connected in parallel with the semiconductor light emitting element, and a resistor connected between the collector and base of the transistor;
An optical transmitter comprising a capacitor connected between the base and emitter of the above transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987103430U JPS648757U (en) | 1987-07-06 | 1987-07-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987103430U JPS648757U (en) | 1987-07-06 | 1987-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648757U true JPS648757U (en) | 1989-01-18 |
Family
ID=31334255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987103430U Pending JPS648757U (en) | 1987-07-06 | 1987-07-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648757U (en) |
-
1987
- 1987-07-06 JP JP1987103430U patent/JPS648757U/ja active Pending
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