自適應(yīng)濾波課件-第一章

1、 lR.A.Monzingo,T.W.Miller, Introduction to adaptive arrays, John Willey & Sons,1980.lJ.E.Hudson, Adaptive array principles, Peter Peregrinus, 1981.lM.L.Honig, D.G.Messerschmitt, Adaptive filters, Kluwer Academic Publishers. 1984lB.Widrow, S.D.Stearns, Adaptive signal processing,Prentice Hall, 1985lC

2、.F.N.Cowan , et.al., Adaptive filters, Printice Hall, 1985.lS.T.Alexander, Adaptive signal processing, Springer-verlag,1986lR.T.Compton, Adaptive antennas:concepts and performance, Printiace Hall, 1988. lS. Haykin, Adaptive filter theory(4th edi.), Printiace Hall, 2002lB.Farhang-Boroujeny, Adaptive

3、filters-theory and applications JohnWiley&Sons,1998.lJ.G.Proakis, Algorithms fro statistical signal processing, Printiace Hall, 2002.lP.S.R.Dinz, Adaptive filtering: algorithms and practical implementation(2nd edition), Kluwer Acad. Publi.,2002. FIR濾波器濾波器-線性組合器線性組合器 輸入)()(1nxnx)() 1(,),() 1(2nxMnxnx

4、nxMMiMiinxwnxwnyiii11) 1()()( 輸出Miiinxwny1)()(1.3 空域?yàn)V波和時(shí)空對(duì)應(yīng)空域?yàn)V波和時(shí)空對(duì)應(yīng)天線L在A點(diǎn)產(chǎn)生的電場(chǎng)為dxjkxICRXEL)exp()(),(2k波數(shù)x點(diǎn)到A點(diǎn)的距離 2022002221)(xXxxXR 2022002221)(xXxxXR 220XR (1.3.4)通常 0Lx202200(1)2Xxxsin0X)2sin1 (20200 xxsin0 x LdxjkxxIjkCERXE)sinexp()()exp()(),(00dxjuxxICuERXEL)exp()()(),(0sin2sin kuTdttjtIxI)exp()()(時(shí)間t空間長(zhǎng)度x時(shí)間信號(hào))(tI天線上電流)(xI時(shí)間頻譜)(I空間頻譜或角譜)(uE時(shí)間角頻空間角頻u時(shí)間頻率f空間頻率sin1 1.4.1 1.4.1 雷達(dá)動(dòng)目標(biāo)顯示雷達(dá)動(dòng)目標(biāo)顯示。02fcvfrd)/sin4)(2rfffH（)2() 1(2)()(nxnwxnxnywfffHr)/2cos(2)()2() 1(2)()(nxnxnxny自適應(yīng)空域干擾抑制 自適應(yīng)波束選擇 自適應(yīng)陣列