Making use of the temporal-spatial stationary characteristic of the array antenna received signals, an improved DOA estimation algorithm based on the largest eigenvalue is proposed.
利用阵列天线接收信号的空时平稳特性，在最大特征值法的基础上提出一种改进的DOA估计算法。
This paper analyzes the spatial and temporal variety regulation of soil moisture and soil moisture characteristic constants on mobile dune in Horqin sandy land.
选择科尔沁沙地典型流动沙丘作为研究对象，分析了流动沙丘土壤水分的时空变化以及土壤水分特征常数的空间变化规律。
On this basis, the spatial and temporal characteristic features of the distribution of possible direct solar radiation are discussed in detail.
在此基础上详细地讨论了可能太阳直接辐射的时空分布特点。
On this basis, the spatial and temporal characteristic features of the distribution of possible direct solar radiation are discussed in detail.
在此基础上详细地讨论了可能太阳直接辐射的时空分布特点。
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