【Key words】 MIMO-OFDM； channel estimation； multipath time delays tracking； sparse channel；
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针对高速水声通信中信道的稀疏特性，提出了一种基于常数模准则的稀疏水声信道判决反馈盲均衡算法。
A blind equalization algorithm based on constant modulus and sparse underwater acoustic channel is presented according to the sparse characteristic of the high rate underwater acoustic communications.
喷泉码是一种在删除信道下性能优越的稀疏矩阵码。
Fountain code is record-breaking sparse-graph code for channels with erasures.
我们将稀疏信号处理应用于冲击噪声下的OFDM信道估计问题。
We apply sparse signal processing to OFDM channel estimation under impulse noise.
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