Comparison of Two Carrier Phase Estimation Schemes in Optical Coherent Detection Systems
- 1 March 2007
- conference paper
- Published by Institute of Electrical and Electronics Engineers (IEEE)
Abstract
We compare the performance of two carrier-phase-estimation schemes, the decision- feedback and the Mth power schemes. We discuss the advantages and disadvantages of the two schemes in terms of performance limit, laser-linewidth tolerance, and polarization tracking.Keywords
This publication has 4 references indexed in Scilit:
- On the bit-error probability of differentially encoded QPSK and offset QPSK in the presence of carrier synchronizationIEEE Transactions on Communications, 2006
- BER estimation of QPSK homodyne detection with carrier phase estimation using digital signal processingOptics Express, 2006
- PLL-free synchronous QPSK polarization multiplex/diversity receiver concept with digital I&Q baseband processingIEEE Photonics Technology Letters, 2005
- Coherent Detection Method Using DSP for Demodulation of Signal and Subsequent Equalization of Propagation ImpairmentsIEEE Photonics Technology Letters, 2004