OFDM can greatly simplify the basebandprocessing units at receiver and improve the data rate.
OFDM可以使接收机中的基带处理单元大大简化，并且可以提高数据传输速率。
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Equipment for implementing intelligent antenna includes: array diversity antenna, radio frequency channels, beam forming unit, basebandprocessing MODEM and beam controller.
The paper designs and implements the basebandprocessing module, the spread spectrum processing module, the IF modulation and demodulation, AGC, synchronization, equalization, etc.