This method constructs covariance matrix by utilizing data vectors in different range lines and projects phase error vector into noise sub-space which is formed by eigendecomposing the covariance matrix.
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- 該方法利用不同距離單元的觀(guān)測矢量構造協(xié)方差矩陣，然后通過(guò)對協(xié)方差矩陣特征分解得到噪聲子空間，最后將相位誤差矢量向噪聲子空間投影來(lái)估計多普勒調頻率。
