Title :
Carrier phase estimation for DP-16QAM using QPSK partitioning and quasi-multiplier-free algorithms
Author :
Kang Ping Zhong ; Jian Hong Ke ; Ying Gao ; Cartledge, J.C. ; Lau, Alan Pak Tao ; Chao Lu
Author_Institution :
Dept. of Electron. & Inf. Eng., Hong Kong Polytech. Univ., Hong Kong, China
Abstract :
A low complexity and linewidth tolerant two-stage carrier phase estimation (CPE) by using QPSK partitioning and quasi-multiplier free algorithm is proposed for DP-16QAM signal. The performance, linewidth tolerance of the algorithm are numerically and experimentally demonstrated.
Keywords :
phase estimation; quadrature amplitude modulation; quadrature phase shift keying; CPE; DP-16QAM signal; QPSK partitioning; low complexity linewidth tolerant two-stage carrier phase estimation; quasimultiplier free algorithm; Complexity theory; Hardware; Partitioning algorithms; Phase noise; Phase shift keying; Signal processing algorithms; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.W4K.2
