JPS52149007A - Circuit monitor system - Google Patents
Circuit monitor systemInfo
- Publication number
- JPS52149007A JPS52149007A JP6450376A JP6450376A JPS52149007A JP S52149007 A JPS52149007 A JP S52149007A JP 6450376 A JP6450376 A JP 6450376A JP 6450376 A JP6450376 A JP 6450376A JP S52149007 A JPS52149007 A JP S52149007A
- Authority
- JP
- Japan
- Prior art keywords
- monitor system
- circuit monitor
- circuit
- secure
- monitor
- 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
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2209—Arrangements for supervision, monitoring or testing for lines also used for data transmission
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
PURPOSE:To secure a monitor at the central side for the operational condition of the terminal unit at a distant place for the data communication system of polling system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6450376A JPS52149007A (en) | 1976-06-04 | 1976-06-04 | Circuit monitor system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6450376A JPS52149007A (en) | 1976-06-04 | 1976-06-04 | Circuit monitor system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52149007A true JPS52149007A (en) | 1977-12-10 |
Family
ID=13260059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6450376A Pending JPS52149007A (en) | 1976-06-04 | 1976-06-04 | Circuit monitor system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52149007A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63209357A (en) * | 1987-02-26 | 1988-08-30 | Oki Electric Ind Co Ltd | Key telephone set |
-
1976
- 1976-06-04 JP JP6450376A patent/JPS52149007A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63209357A (en) * | 1987-02-26 | 1988-08-30 | Oki Electric Ind Co Ltd | Key telephone set |
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