| 发明名称 |
Method and device for checking the operativeness of an optical transmission link |
| 摘要 |
The invention relates to a method of checking the operativeness of a transmission link. Here, a test signal received from a first station is replied to with a response signal which differs from the test signal in its property to be evaluated.
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| 申请公布号 |
US2002089713(A1) |
申请公布日期 |
2002.07.11 |
| 申请号 |
US20010994381 |
申请日期 |
2001.11.26 |
| 申请人 |
SCHWANDNER ALFRED;GROSCHNER UWE |
发明人 |
SCHWANDNER ALFRED;GROSCHNER UWE |
| 分类号 |
H04B10/00;H04B10/02;H04B10/08;H04B10/17;H04B10/291;(IPC1-7):H04B10/08;H04B10/12 |
主分类号 |
H04B10/00 |
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