JPS59164355U - Bus line protection circuit - Google Patents
Bus line protection circuitInfo
- Publication number
- JPS59164355U JPS59164355U JP1983056629U JP5662983U JPS59164355U JP S59164355 U JPS59164355 U JP S59164355U JP 1983056629 U JP1983056629 U JP 1983056629U JP 5662983 U JP5662983 U JP 5662983U JP S59164355 U JPS59164355 U JP S59164355U
- Authority
- JP
- Japan
- Prior art keywords
- protection circuit
- line protection
- bus line
- pass line
- 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
Landscapes
- Dc Digital Transmission (AREA)
- Small-Scale Networks (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は複数の回線をパスラインに接続するための従来
回路の一例を示す回路図、第２図は本考案の一実施例を
示す回路図、第３図は上記実施例におけるコンデンサ電
圧と電源投入後の時間との関係を示す図である。
図において、１・・・バッファ、２．３・・・抵抗器、
４・・・トランジスタ、５・・・パスライン、６・・・
多重化信号受信素子、７・・・電源、１１．１２・・・
抵抗器、１４・・・コンデンサ。Fig. 1 is a circuit diagram showing an example of a conventional circuit for connecting multiple lines to a pass line, Fig. 2 is a circuit diagram showing an embodiment of the present invention, and Fig. 3 is a circuit diagram showing the capacitor voltage in the above embodiment. FIG. 3 is a diagram showing a relationship with time after power is turned on. In the figure, 1...Buffer, 2.3...Resistor,
4...Transistor, 5...Pass line, 6...
Multiplexed signal receiving element, 7... power supply, 11.12...
Resistor, 14... Capacitor.
Claims (1)
レクタをパスラインに接続したトランジスタのベースと
電源間に２個の抵抗器を直列接続してバイアス回路を形
成し、上記２個の抵抗器の直列接続点と大地間にコンデ
ンサを接続したことを特徴とするパスライン保護回路。The output of the buffer is connected to the base, the emitter is grounded, and the collector is connected to the pass line. Two resistors are connected in series between the base and power supply of a transistor to form a bias circuit. A pass line protection circuit characterized by connecting a capacitor between the series connection point and ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983056629U JPS59164355U (en) | 1983-04-18 | 1983-04-18 | Bus line protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983056629U JPS59164355U (en) | 1983-04-18 | 1983-04-18 | Bus line protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59164355U true JPS59164355U (en) | 1984-11-05 |
Family
ID=30186951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983056629U Pending JPS59164355U (en) | 1983-04-18 | 1983-04-18 | Bus line protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59164355U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5513173A (en) * | 1978-07-17 | 1980-01-30 | Mouri Seikoku Kenkyusho Yuugen | Air adjusting method of riceecleaning machine and its device |
-
1983
- 1983-04-18 JP JP1983056629U patent/JPS59164355U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5513173A (en) * | 1978-07-17 | 1980-01-30 | Mouri Seikoku Kenkyusho Yuugen | Air adjusting method of riceecleaning machine and its device |
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