WAVELET HIGH RESOLUTION SPECTRUM ESTIMATION METHOD AND ITS APPLICATIONS IN mmW RADAR TARGET PROFILE
Ma Libo①;Zhang Liang②;Hou Zifeng②; Shen Zhenkang①
①ATR Lab.Institute of Electron.Eng.,National Univ.of Defence Tech.,Changsha 410073;②Center of High Performance Computing Institute of Computing Tech.Chinese Academy of Sci.,B
Abstract:This paper studies a method using wavelet transform to estimate the signal’s spec-trum.The method is applied to the practical MMW radar targets echo signals,and on the condition of the same sampling frequency and sampling data length,it can achieve one dimen-sional range profile with profile’s resolution superior to FFT’s,so the one dimensional range profile of targets can be analyzed with high resolution,there is certain significance in the prac-tice.