Comparison of coded OFDM systems with coherent and incoherent detection

被引:0
|
作者
Rohling, H
May, T
机构
关键词
frequency division multiplexing; orthogonal signal; selective fading; Viterbi decoding; coherent modulation; differential modulation; convolutional code; phase shift keying; quadrature modulation; M-ary modulation;
D O I
暂无
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
Orthogonal frequency division multiplexing (OFDM) is used for transmitting high data rates over frequency-selective selective radio channels in order to simplify equalization. No equalization at all is required if a differential modulation scheme is used. In this paper we compare rite performance of convolutionally coded OFDM systems with coherent and with differential modulation in terms of bit error rate.
引用
收藏
页码:52 / 57
页数:6
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