对于使用阵列天线的直接序列扩谱系统,提出使用空时相关器方法实现码捕获和自适应波束形成权值捕获。
For DSSS system with antenna array, the spatial-temporal correlator (STC) is proposed for the acquisition of the PN code and adaptive beamforming weight.
STSC可以有效估计多径信号的传输时延,同时捕获自适应波束形成的权值。
Using STSC, propagation delays of the multi-path signal can be estimated and the weights for beam-forming can be determined simultaneously.
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