JPS57111161A - Service current supervising circuit - Google Patents
Service current supervising circuitInfo
- Publication number
- JPS57111161A JPS57111161A JP18693780A JP18693780A JPS57111161A JP S57111161 A JPS57111161 A JP S57111161A JP 18693780 A JP18693780 A JP 18693780A JP 18693780 A JP18693780 A JP 18693780A JP S57111161 A JPS57111161 A JP S57111161A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- service
- supervising
- supb
- supa
- 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
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18693780A JPS57111161A (en) | 1980-12-26 | 1980-12-26 | Service current supervising circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18693780A JPS57111161A (en) | 1980-12-26 | 1980-12-26 | Service current supervising circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57111161A true JPS57111161A (en) | 1982-07-10 |
Family
ID=16197322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18693780A Pending JPS57111161A (en) | 1980-12-26 | 1980-12-26 | Service current supervising circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57111161A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5913459A (ja) * | 1982-07-14 | 1984-01-24 | Fujitsu Ltd | 極性検出回路 |
-
1980
- 1980-12-26 JP JP18693780A patent/JPS57111161A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5913459A (ja) * | 1982-07-14 | 1984-01-24 | Fujitsu Ltd | 極性検出回路 |
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