Rong-Terng Juang, Pangan Ting, Kun-Yi Lin, Hsin-Piao Lin, D. Lin
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Packet retransmission with interference cancellation for MIMO-OFDM systems
This paper proposes a packet retransmission scheme with interference cancellation for OFDM systems based on the basic principle of spread spectrum technique. The proposed design orthogonally spreads packets in transmission-domain to separate the desired signal from the interferences. Almost without increasing complexity, it outperforms the conventional packet retransmission scheme.