JPH0443467B2 - - Google Patents
Info
- Publication number
- JPH0443467B2 JPH0443467B2 JP59252412A JP25241284A JPH0443467B2 JP H0443467 B2 JPH0443467 B2 JP H0443467B2 JP 59252412 A JP59252412 A JP 59252412A JP 25241284 A JP25241284 A JP 25241284A JP H0443467 B2 JPH0443467 B2 JP H0443467B2
- Authority
- JP
- Japan
- Prior art keywords
- test
- new
- line
- old
- subscriber
- 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 - Lifetime
Links
- 238000012360 testing method Methods 0.000 claims description 88
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013142 basic testing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method 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 |
---|---|---|---|
JP25241284A JPS61129953A (ja) | 1984-11-29 | 1984-11-29 | 加入者回線試験システム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25241284A JPS61129953A (ja) | 1984-11-29 | 1984-11-29 | 加入者回線試験システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61129953A JPS61129953A (ja) | 1986-06-17 |
JPH0443467B2 true JPH0443467B2 (es) | 1992-07-16 |
Family
ID=17236982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP25241284A Granted JPS61129953A (ja) | 1984-11-29 | 1984-11-29 | 加入者回線試験システム |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61129953A (es) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52140217A (en) * | 1976-05-19 | 1977-11-22 | Hitachi Ltd | Test equipment |
JPS575459A (en) * | 1980-06-14 | 1982-01-12 | Fujitsu Ltd | Communication system for test device control information |
-
1984
- 1984-11-29 JP JP25241284A patent/JPS61129953A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52140217A (en) * | 1976-05-19 | 1977-11-22 | Hitachi Ltd | Test equipment |
JPS575459A (en) * | 1980-06-14 | 1982-01-12 | Fujitsu Ltd | Communication system for test device control information |
Also Published As
Publication number | Publication date |
---|---|
JPS61129953A (ja) | 1986-06-17 |
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