发明名称 |
Optical receiver and method for optical reception |
摘要 |
<p>In-phase signal light and quadrature-phase signal light obtained by mixing input light and local light with each other are converted into digital signals. The quality of a signal to be received is monitored with reference to information obtained through digital signal processing, and the power ratio between the input signal light and the local light that are to be mixed with each other are controlled on the basis of the result of the monitoring.</p> |
申请公布号 |
EP2237454(A1) |
申请公布日期 |
2010.10.06 |
申请号 |
EP20100158143 |
申请日期 |
2010.03.29 |
申请人 |
FUJITSU LIMITED |
发明人 |
ODA, SHOICHIRO;HOSHIDA, TAKESHI;NAKASHIMA, HISAO;TANIMURA, TAKAHITO;AKIYAMA, YUICHI |
分类号 |
H04B10/40;H04B10/60;H04B10/50;H04B10/516;H04B10/61;H04B10/63;H04B10/64 |
主分类号 |
H04B10/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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