JPS6425256U - - Google Patents
Info
- Publication number
- JPS6425256U JPS6425256U JP12005287U JP12005287U JPS6425256U JP S6425256 U JPS6425256 U JP S6425256U JP 12005287 U JP12005287 U JP 12005287U JP 12005287 U JP12005287 U JP 12005287U JP S6425256 U JPS6425256 U JP S6425256U
- Authority
- JP
- Japan
- Prior art keywords
- telephone line
- modem
- switching
- priority function
- switching circuit
- 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.)
- Granted
Links
Description
図はこの考案の構成の一例を示す図である。
１……電話回線、３……電話機、４……第１の
スイツチング手段、５……第２のスイツチング手
段、６……モデム、１１……制御手段、１５……
優先スイツチ。
スイツチング手段、５……第２のスイツチング手
段、６……モデム、１１……制御手段、１５……
優先スイツチ。
Claims (1)
- モデムを電話回線に接続するにあたり、この電
話回線を切賛使用する電話機等と相互間において
妨害を与えないようにする先使用優先機能と、モ
デムを優先的に電話回線に接続するモデム優先機
能とをスイツチング手段によつて切り賛えるよう
にしたことを特徴とする電話回線切替回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987120052U JPH0744117Y2 (ja) | 1987-08-05 | 1987-08-05 | 電話回線切替回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987120052U JPH0744117Y2 (ja) | 1987-08-05 | 1987-08-05 | 電話回線切替回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6425256U true JPS6425256U (ja) | 1989-02-13 |
| JPH0744117Y2 JPH0744117Y2 (ja) | 1995-10-09 |
Family
ID=31365813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987120052U Expired - Lifetime JPH0744117Y2 (ja) | 1987-08-05 | 1987-08-05 | 電話回線切替回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0744117Y2 (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5897954A (ja) * | 1981-12-07 | 1983-06-10 | Nec Corp | 網制御装置 |
| JPS6062265A (ja) * | 1983-09-14 | 1985-04-10 | Matsushita Electric Ind Co Ltd | 網制御回路 |
| JPS6223268A (ja) * | 1985-07-23 | 1987-01-31 | Fuji Electric Co Ltd | 転換器遠隔操作方式 |
-
1987
- 1987-08-05 JP JP1987120052U patent/JPH0744117Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5897954A (ja) * | 1981-12-07 | 1983-06-10 | Nec Corp | 網制御装置 |
| JPS6062265A (ja) * | 1983-09-14 | 1985-04-10 | Matsushita Electric Ind Co Ltd | 網制御回路 |
| JPS6223268A (ja) * | 1985-07-23 | 1987-01-31 | Fuji Electric Co Ltd | 転換器遠隔操作方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0744117Y2 (ja) | 1995-10-09 |