查看更多>>摘要:Based on results of single factor experiments, analytical levels for three additives were established and experimental scheme was designed by central composite of response surface methodology (RSM) with the software of Design-Expetr 7.l.6. Funnily, we got
查看更多>>摘要:在数字阵列中,由于器件等原因造成的阵元的响应的不一致性,会对波束形成带来影响。本文分析了存在误差下的阵元幅相误差模型,给出了基于校正源的收发校正方法。该方法采用ADI公司的T S 201 DSP芯片和Altera公司的GX130 FPGA,通过DSP来计算和更新权系数,采用计算机板来计算校正系数,最后由FPGA来实现波束形成,试验验证了该方法的正确性和有效性。