JPH0418282Y2 - - Google Patents
Info
- Publication number
- JPH0418282Y2 JPH0418282Y2 JP1985119838U JP11983885U JPH0418282Y2 JP H0418282 Y2 JPH0418282 Y2 JP H0418282Y2 JP 1985119838 U JP1985119838 U JP 1985119838U JP 11983885 U JP11983885 U JP 11983885U JP H0418282 Y2 JPH0418282 Y2 JP H0418282Y2
- Authority
- JP
- Japan
- Prior art keywords
- subscriber line
- line
- signal
- transmission line
- level
- 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
- 230000005540 biological transmission Effects 0.000 claims description 38
- 238000005259 measurement Methods 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims description 7
- 230000004913 activation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 1
Landscapes
- Monitoring And Testing Of Exchanges (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985119838U JPH0418282Y2 (pt) | 1985-08-06 | 1985-08-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985119838U JPH0418282Y2 (pt) | 1985-08-06 | 1985-08-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6230456U JPS6230456U (pt) | 1987-02-24 |
| JPH0418282Y2 true JPH0418282Y2 (pt) | 1992-04-23 |
Family
ID=31007587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985119838U Expired JPH0418282Y2 (pt) | 1985-08-06 | 1985-08-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418282Y2 (pt) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5916455A (ja) * | 1982-07-19 | 1984-01-27 | Matsushita Electric Ind Co Ltd | デイジタル交換機の通話特性試験方法 |
| JPS59171247A (ja) * | 1983-03-18 | 1984-09-27 | Hitachi Ltd | 伝送線レベル周波数特性測定方式 |
-
1985
- 1985-08-06 JP JP1985119838U patent/JPH0418282Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5916455A (ja) * | 1982-07-19 | 1984-01-27 | Matsushita Electric Ind Co Ltd | デイジタル交換機の通話特性試験方法 |
| JPS59171247A (ja) * | 1983-03-18 | 1984-09-27 | Hitachi Ltd | 伝送線レベル周波数特性測定方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6230456U (pt) | 1987-02-24 |
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