电子侦察卫星对抗技术研究(1)

:TN971;TN97211:A:CN51-1418(2004)01-0034-04:(69931040):2002-10-09:(1978-),,,;(1962-),,,,,(,230037):,,,,:;;OnStudyoftheCountermeasuresAgainstElectronicReconnaissanceSatellitesJIAOXun,CHENYong2guang(ElectronicEngineeringInstituteofPLA,Hefei230037,China)Abstract:Thispaperintroducestheactualityandtrendofelectronicreconnaissancesatellites.Basedonthis,itfocusesonthecountermeasuretechniquesagainstthiskindofsatellite,suchasgroundnoisejammingandactivedeception.Inordertoreachbetterjammingeffect,thepaperpresentssomeequationstodeterminetheminimumEIRPofjammerandthenanalyzesthejammingeffectofactivedeception.Keywords:electronicreconnaissancesatellite;noisejamming;activedeception0,,,,,,,(SIGINT),:(COMINT)(ELINT),;(),,,,,43,19200411©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,11962515,1995,80,,,,,,2000Km,,,100Km,500600Km,,,,,,01520GHz,,,(),,,,800Km,,,3,,,,,,,,,,,,,2,,,400500Km,100Km,,:,,,,,,,,,5319200411,©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.211,,,,,,,,,,,,,20dB:J=PjGjGsj(4Rjs)2Lj2j(1),Pj;Gj;Gsj;j;Rjs;Lj:Pr=PrGrsGs(4Rrs)2Lr2r(2),Pr;Grs;Gs;r;Rrs;Lr,,RjsRrs,LjLr;,jr:(EIRP)min=(PjGj)min=100PrGrsGsGsj(3),,(3):(PjGj)min=100nPrGrsGsGsj(4),n;212,,,,,,,,,,,1,,,,,4,;n,n2,n(n-1),r,,,r:r=5713sinD21+D22+2D1D2cos(5),D1D263,19200411©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.;;3,,,,,,,,,,:[1].[M].:,2000.[2],[M].:,1998.[3],[M].:,1996.(29),i=[a,b,c,d],j=[1,2,3,4]11a1a2a3a4b1b2b3b4c1c2c3d1d2d3d4EA012501250133011301730170013301750142017501200178013601480170014289B012501440133012501860190013301750163017501200178013601480170014581C013301500133016301860194016701900178017501250178013601480180015643D0150018511001100110011001100110001850175013201780136014801900178341:ADAB,,,C,,CD,,,,3,,,,,:[1]LevanonN.RadarPrinciples[M].USA:WileyPublica2tion,1988.[2],.[J].,2001,(1):6365.[3],.[J].,1999,(1):6163.7319200411,©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.