Title :
Rapid soft-decision trellis coded 32QAM for free space optical communication
Author :
Ming Lin ; Kaimin Wang ; Xiangjun Xin ; Qi Zhang ; Wang, Y.J. ; Lijia Zhang ; Bo Liu ; Zhe Liu
Author_Institution :
Sch. of Electron. Eng., Beijing Univ. of Posts & Telecommun. (BUPT), Beijing, China
Abstract :
The author applies multiple states trellis coded modulation schemes as well as rapid soft decision algorithm at different convolution length and achieves better bit error performance and high efficiency in free space optical communication systems.
Keywords :
convolutional codes; error statistics; optical communication; optical links; quadrature amplitude modulation; trellis coded modulation; 32QAM; bit error performance; convolution length; free space optical communication; multiple states trellis coded modulation schemes; soft decision algorithm; soft-decision trellis code; BER; FSO; QAM; TCM;
Conference_Titel :
Communications and Photonics Conference (ACP), 2012 Asia
Conference_Location :
Guangzhou
Print_ISBN :
978-1-4673-6274-0
