Aiming at MIMO-OFDM system four novel transmitter diversity schemes are designed and studied and two robust detection algorithms are proposed for V-BLAST ( Vertical Bell Labs Layered Space-Time ) OFDM systems based on array signal processing theory in this dissertation .

本论文主要针对MIMO-OFDM系统，设计和研究了四种新型的 发射分集方法；并结合阵列信号处理，提出了V-BLAST（Vertical BellLabsLAyeredSpace-Time）OFDM系统中两种稳健的检测算法。