发明名称 |
СИСТЕМА СВЯЗИ |
摘要 |
A system for checking the correct operation of a wavelength filter comprising a wavelength filter comprising a first selectively reflective element (SRE) for reflecting a first signal of a first wavelength and a second SRE for reflecting a second signal of a different wavelength the system also comprising checking means for detecting the second signal reflected by the second selectively reflective element. <IMAGE> |
申请公布号 |
RU2000103489(A) |
申请公布日期 |
2001.12.20 |
申请号 |
RU20000103489 |
申请日期 |
2000.02.08 |
申请人 |
МАРКОНИ КОММЬЮНИКЕЙШНЗ ЛИМИТЕД (GB) |
发明人 |
ГУДФЕЛЛОУ Роберт Чарльз (GB) |
分类号 |
G01M11/00;G02B6/34;H04B10/02;H04B10/08;H04J14/00;H04J14/02 |
主分类号 |
G01M11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|