JPS6221639U - - Google Patents
Info
- Publication number
- JPS6221639U JPS6221639U JP1985112259U JP11225985U JPS6221639U JP S6221639 U JPS6221639 U JP S6221639U JP 1985112259 U JP1985112259 U JP 1985112259U JP 11225985 U JP11225985 U JP 11225985U JP S6221639 U JPS6221639 U JP S6221639U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting element
- resistor
- circuit
- transistor
- 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
- 239000003990 capacitor Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Optical Communication System (AREA)
Description
第１図イは本考案の発光回路の一例を示す説明
図、同図ロはイの発光回路の発光出力波形図、第
２図イは従来の発光回路の説明図、同図ロはイの
発光回路の発光出力波形図、第３図は従来の発光
回路の場合の受光出力波形と本考案の発光回路の
場合の受光出力波形との比較図である。
Ｔｒはトランジスタ、ＬＥＤは発光素子、Ｒ１
は負荷抵抗、１は微分回路。
Figure 1A is an explanatory diagram showing an example of the light emitting circuit of the present invention, Figure 2B is a light emission output waveform diagram of the light emitting circuit of A, Figure 2A is an explanatory diagram of a conventional light emitting circuit, and Figure 2B is an explanatory diagram of the light emitting circuit of A. FIG. 3 is a comparison diagram of the received light output waveform of the conventional light emitting circuit and the received light output waveform of the light emitting circuit of the present invention. Tr is a transistor, LED is a light emitting element, R1
is the load resistance, and 1 is the differential circuit.
Claims (1)
発光素子と、負荷抵抗と、コンデンサと抵抗によ
る微分回路とを直列に挿入してなるデジタル光リ
ンクの発光回路。 A digital optical link light emitting circuit in which a light emitting element, a load resistor, and a differentiating circuit made up of a capacitor and a resistor are inserted in series on the collector side of a transistor for driving the light emitting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985112259U JPS6221639U (en) | 1985-07-22 | 1985-07-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985112259U JPS6221639U (en) | 1985-07-22 | 1985-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6221639U true JPS6221639U (en) | 1987-02-09 |
Family
ID=30992964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985112259U Pending JPS6221639U (en) | 1985-07-22 | 1985-07-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6221639U (en) |
-
1985
- 1985-07-22 JP JP1985112259U patent/JPS6221639U/ja active Pending
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