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1. 发明申请

US20130156424A1 APPARATUS FOR MEASURING PERFORMANCE OF COHERENT OPTICAL RECEIVER 有权
标题翻译：用于测量相干光接收机性能的装置
公开(公告)号：US20130156424A1
公开(公告)日：2013-06-20
申请号：US13687741
申请日：2012-11-28
申请人： Electronics and Telecommunications Research In
发明人： Chun Ju YOUN , Joong-Seon Choe , Jong-Hoi Kim , Duk Jun Kim , Yong-Hwan Kwon , Eun Soo Nam
IPC分类号： H04B10/08
CPC分类号： H04B10/614 , H04B10/0799
摘要： An apparatus for measuring performance of a coherent optical receiver includes a beam splitter splitting light into first and second paths, a first optical modulator modulating the first path light, a variable optical attenuator controlling an optical power of the first optical modulator, a first polarization controller transmitting a signal controlling polarization of an output of the variable optical attenuator to the coherent optical receiver, a second optical modulator modulating the second path light, a variable optical delay line delaying time of an output of the second optical modulator, a second polarization controller transmitting a signal controlling polarization of an output of the variable optical delay line to the coherent optical receiver, a network analyzer measuring performance of the coherent optical receiver and controlling the optical modulators, and a controller transmitting a control signal to the optical modulators.
摘要翻译：一种用于测量相干光接收机的性能的装置，包括将光分成第一和第二路径的光束分离器，调制第一路径光的第一光调制器，控制第一光调制器的光功率的可变光衰减器，第一偏振控制器将所述可变光衰减器的输出的偏振信号控制到所述相干光接收器，调制所述第二路径光的第二光调制器，所述第二光调制器的输出的可变光延迟线延迟时间，第二偏振控制器发送控制可变光延迟线到相干光接收机的输出的偏振的信号，测量相干光接收机的性能并控制光调制器的网络分析仪，以及向光调制器发送控制信号的控制器。

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