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一种基于FRFT的多信源近场DOA估计

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摘要 本文提出了一种利用分数阶傅里叶变换进行近场多信源角度估计的方法。针对无人驾驶环境感知近场条件下目标的一维和两维信号模型,利用分数阶傅里叶变换计算二次项系数,进而得到目标来波方向角度估计;采用CLEAN方式进行信号逐一分离多个不同信源。通过仿真对近场不同类型目标进行仿真,验证算法的有效性。
作者 李飞 呼斌
出处 《电子技术与软件工程》 2023年第3期126-130,共5页 ELECTRONIC TECHNOLOGY & SOFTWARE ENGINEERING
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