| 发明名称 |
Arrangement for the implementation of an earth key function |
| 摘要 |
For the implementation of an earth key function, a semiconductor switch (F1) is provided to which a signal derived from the loop voltage (US) is fed as a control signal. <IMAGE>
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| 申请公布号 |
DE3541546(A1) |
申请公布日期 |
1987.05.27 |
| 申请号 |
DE19853541546 |
申请日期 |
1985.11.25 |
| 申请人 |
ANT NACHRICHTENTECHNIK GMBH |
发明人 |
WAHL,HELMUT,DIPL.-ING.;MUTSCHKE,KLAUS-PETER,DIPL.-ING. |
| 分类号 |
H04M1/53;(IPC1-7):H04M1/53;H04M11/06 |
主分类号 |
H04M1/53 |
| 代理机构 |
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