方位譜估計投影法的改進(jìn)
IMPROVEMENT OF PROJECTION APPROACH TO BEARING ESTIMATIONS
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摘要: 本文提出了一種新的陣處理方法,此法無需進(jìn)行特征值分解(EVD)和多維最優(yōu)化處理。因此它計算簡單、易于實時處理,而且適合于相干源存在的情況。文中將新方法與PROJ(1991)和Yeh(1987)兩種方法作了比較;還給出了模擬結(jié)果。
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關(guān)鍵詞:
- 信號處理; 陣處理; 譜估計
Abstract: A new array processing method is presented. The method is computationally simple and beneficial to real-time processing, because it dose not require eigenvalue de-composition (EVD) and multi-dimensional optimizing processing. The method is also suitable for the coherent case. It is compared with PROJ method and Yeh s method (1987). Simulation results are given. -
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