The Impact of Self-Phase Modulation on Digital Clock Recovery in Coherent Optical Communication
- Tan, Ahmet Serdar
- Wymeersch, Henk
- Johannisson, Pontus
- Sj\uf6din, Martin E
- Agrell, Erik
- Andrekson, Peter
- Karlsson, Magnus
Publication date
January 2010
DOI Publisher
Institute of Electrical and Electronics Engineers (IEEE)Abstract
The impact of self-phase modulation on the estimation error variance of digital clock recovery schemes for coherent 16-QAM dual-polarization systems is investigated. The error variance increases severely compared to the linear case and the theoretical bounds
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