JPS55133197A - Exchange system for ring transmission line - Google Patents
Exchange system for ring transmission lineInfo
- Publication number
- JPS55133197A JPS55133197A JP4144679A JP4144679A JPS55133197A JP S55133197 A JPS55133197 A JP S55133197A JP 4144679 A JP4144679 A JP 4144679A JP 4144679 A JP4144679 A JP 4144679A JP S55133197 A JPS55133197 A JP S55133197A
- Authority
- JP
- Japan
- Prior art keywords
- unit
- transmission line
- subscribers
- terminal
- station
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
- H04M9/022—Multiplex systems
- H04M9/025—Time division multiplex systems, e.g. loop systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Small-Scale Networks (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4144679A JPS55133197A (en) | 1979-04-04 | 1979-04-04 | Exchange system for ring transmission line |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4144679A JPS55133197A (en) | 1979-04-04 | 1979-04-04 | Exchange system for ring transmission line |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55133197A true JPS55133197A (en) | 1980-10-16 |
Family
ID=12608590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4144679A Pending JPS55133197A (en) | 1979-04-04 | 1979-04-04 | Exchange system for ring transmission line |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55133197A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6065640A (ja) * | 1983-09-20 | 1985-04-15 | Mitsubishi Electric Corp | 交換装置 |
JPS6079896A (ja) * | 1983-10-07 | 1985-05-07 | Oki Electric Ind Co Ltd | 通話路接続方式 |
JPS60102093A (ja) * | 1983-11-09 | 1985-06-06 | Oki Electric Ind Co Ltd | 時分割ネツトワ−クの拡張方式 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52125210A (en) * | 1976-04-14 | 1977-10-20 | Nec Corp | Internal call folding unit in concentrating line type subscriber line carrier system |
-
1979
- 1979-04-04 JP JP4144679A patent/JPS55133197A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52125210A (en) * | 1976-04-14 | 1977-10-20 | Nec Corp | Internal call folding unit in concentrating line type subscriber line carrier system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6065640A (ja) * | 1983-09-20 | 1985-04-15 | Mitsubishi Electric Corp | 交換装置 |
JPS6079896A (ja) * | 1983-10-07 | 1985-05-07 | Oki Electric Ind Co Ltd | 通話路接続方式 |
JPS60102093A (ja) * | 1983-11-09 | 1985-06-06 | Oki Electric Ind Co Ltd | 時分割ネツトワ−クの拡張方式 |
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