发明申请
US20130243420A1 Method and Apparatus of Using Joint Timing Recovery for a Coherent Optical System
有权
用于相干光学系统的联合定时恢复的方法和装置
- 专利标题: Method and Apparatus of Using Joint Timing Recovery for a Coherent Optical System
- 专利标题(中): 用于相干光学系统的联合定时恢复的方法和装置
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申请号: US13423959申请日: 2012-03-19
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公开(公告)号: US20130243420A1公开(公告)日: 2013-09-19
- 发明人: Chuandong Li , Zhuhong Zhang , Fei Zhu , Yu Sheng Bai
- 申请人: Chuandong Li , Zhuhong Zhang , Fei Zhu , Yu Sheng Bai
- 申请人地址: US TX Plano
- 专利权人: FUTUREWEI TECHNOLOGIES, INC.
- 当前专利权人: FUTUREWEI TECHNOLOGIES, INC.
- 当前专利权人地址: US TX Plano
- 主分类号: H04B10/08
- IPC分类号: H04B10/08
摘要:
An apparatus and method for performing joint equalization and timing recovery in coherent optical systems. The method includes equalizing signals to generate compensated polarization signals, wherein timing error in a distorted optical signal is calculated based on one of the compensated polarization signals. The method further includes performing resampling polarization signals to correct timing offset in an optical signal based on the calculated timing error. The calculated timing error may also be used to adaptively control one or more operating parameters of an external device.
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