JPH0140542B2 - - Google Patents
Info
- Publication number
- JPH0140542B2 JPH0140542B2 JP959483A JP959483A JPH0140542B2 JP H0140542 B2 JPH0140542 B2 JP H0140542B2 JP 959483 A JP959483 A JP 959483A JP 959483 A JP959483 A JP 959483A JP H0140542 B2 JPH0140542 B2 JP H0140542B2
- Authority
- JP
- Japan
- Prior art keywords
- test
- subscriber
- trunk
- connection
- call
- 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.)
- Expired
Links
- 238000012360 testing method Methods 0.000 claims description 88
- 238000000034 method Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 7
- 230000005236 sound signal Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
- H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
- H04M3/302—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs
- H04M3/303—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs and using PCM multiplexers, e.g. pair gain systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP959483A JPS59134956A (ja) | 1983-01-24 | 1983-01-24 | 加入者線試験接続方式 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP959483A JPS59134956A (ja) | 1983-01-24 | 1983-01-24 | 加入者線試験接続方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59134956A JPS59134956A (ja) | 1984-08-02 |
| JPH0140542B2 true JPH0140542B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-08-29 |
Family
ID=11724650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP959483A Granted JPS59134956A (ja) | 1983-01-24 | 1983-01-24 | 加入者線試験接続方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59134956A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1983
- 1983-01-24 JP JP959483A patent/JPS59134956A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59134956A (ja) | 1984-08-02 |