Title :
Frequency domain MDPSK based non-equalization OFDM for coherent free-space optical communication over modified Rician turbulence channel
Author :
Chen Chen ; Wen-De Zhong ; Xiang Li
Author_Institution :
Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, Singapore
Abstract :
We apply frequency-domain MDPSK based non-equalization OFDM (NE-OFDM) in coherent FSO communication. Our study shows that NE-OFDM attains a comparable BER performance to equalized OFDM, but with lower complexity and higher spectral efficiency.
Keywords :
OFDM modulation; Rician channels; differential phase shift keying; error statistics; optical communication equipment; turbulence; BER performance; coherent FSO communication; coherent free-space optical communication; frequency domain MDPSK; modified Rician turbulence channel; nonequalization OFDM; Bit error rate; Fading; OFDM; Optical receivers; Phase shift keying; Quadrature amplitude modulation; Rician channels;
Conference_Titel :
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location :
Melbourne, VIC
