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SCIENCE&TECHNOLOGYINFORMATION2012190,,、、、、。,、,,。,,,(:),,,,。,,。、,,,、。110~1000m。/,,。:1),,;2),,;3)。。,,、、、、、、ESM、、。,、,,。、,,、。,、、。ESM(),,,,。、、、、。、、,,、。、、、、ADS、、、ESM、,、、,、。,、、、、,,、、,、、,、,、、、、,。3,。3.1(、、ADS、)、(、)、、ESM、、、,、,,、。,,,。,,。3.2()。,,,,。,,10km,,。,、(),(38230088)【】、,。、,,,。【】;;KalmanApplicationResearchontheMultiSensorDataFusionForLow-altitudeAirspaceSurveillanceQUCheng-hua(The38thResearchInstituteofCETC,HefeiAnhui,230088)【Abstract】Avarietyoflow-altitude/Verylow-altitudeflyingtargetforairtafficsafetyandhomelanddefenseraisedaseriouschallengetotheneedtosolvetheproblemforlow-altitudeairspacesurveillance.Thispaperanalyzedtheneedsandtheprimarymeansinthefieldoflow-altitudeairspacesurveillance,proposedandanalyzedmultSensordatafusiontechnologytosolvetheproblemsinthelow-altitudeairspacesurveillance,pointedoutthattheapplicationprospectsofdatafusiontechnologyforlow-altitudeairspacesurveillance.【Keywords】Low-altitudesurveillance;Datafusion;Kalmanfilter○○74201219SCIENCE&TECHNOLOGYINFORMATION(),,(),,。,ADS-B,ADS-B,,ADS-B,,。3.3,、、,,,、,,。,,、,,。/。,,。-,,,,-。3.4-。,,。-:、,-;,,,;,,。、、,。3.5、、α-β“”Kalman;。,zk={z0,z1,…,zk}s。,;。,。:(1)sk+1=Φks赞k+Bkuk+Gkvk(1)skkn,Φkkn×n,ukp,Bkn×p,vkq,Gauss,Gkn×q,E{vk}=0E{GkvkvTjGTj}=Qkδkj(2)(2)zk=Hksk+Lkwk(3)zkkm,Hkm×n,wkm,Gauss,E{wk}=0E{LkwkwTjLTj}=Rkδkj(4)vkwk,E{vkwTk}=0(5)s赞k/kkksk,s赞k/k=E{sk/zk}(6)zk={z0,z1,…,zk}(3)P赞k/k=E{(sk-s赞k/k)·(sk-s赞k/k)T/zk}=E{△sk·△sTk/zk}(7),△sk=sk-s赞k/k(8)P赞k/kk。k+1、k、。(4)k+1s赞k+1/ks赞k+1/k=Φksk/k+Bkuk(9)△sk+1/k=sk+1/k-s赞k+1/k=Φk△sk/k+Gkvk(10)(5)k+1P赞k+1/k=E{△sk+1/k·△sTk+1/k/zk}=ΦkPk/kΦTk+Qk(11)(6)vk+1=zk+1-z赞k+1/k=Hk+1△sk+1/k+Lkwk+1(12)(7)θk+1=E{vk+1·vTk+1/k/zk}=Hk+1P赞k+1/kHTk+1+Rk+1(13)(8)s赞k+1/k+1s赞k+1/k+1=E{sk+1/zk+1}=E{sk+1/(zk,zk+1)}(14)(9)k+1:s赞k+1/k+1=s赞k+1/k+Pk+1/kHTk+1θ-1k+1[zk+1-z赞k+1/k]=s赞k+1/k+Kk+1(zk+1-z赞k+1/k)(15)(10)Kk+1=P赞k+1/kHTk+1θ-1k+1=P赞k+1HTk+1(Hk+1P赞k+1HTk+1+P赞k+1)-1(16)(11)k+1P赞k+1/k+1=P赞k+1/k-P赞k+1/kHTk+1θ-1k+1Hk+1P赞k+1=(I-Kk+1Hk+1)P赞k+1/k(17),,、。3.6,:、、。、、,,,,、。4,,,、。4.1,,、。,,,,。:、、、、。、、、、GPS()、、、、、,、、、,,、、、、、、;,、、、;,,。4.2,○○75SCIENCE&TECHNOLOGYINFORMATION201219,、、、、、、、、、,、。,,。,,、、,,、、、。,,、、、ESM、、,,,、、、,,。4.3,,20151000。,,()。,、,、、。,,,。,,。,,。、,,。,,、、ADS、、,,,。5,、,,,。,902000,。。、、;、、。,。【】[1].[J].,2011(01).[2].[J].,2010(23).[3],.[J].,2011(06).[4],.[J].,2009(11).[5],,,.[J].,2009(11).[6].[M].3.,2002(06).[7],.[M].:,2007.[8],.[J].,2001,16(5):518-522.[9].[M].:,1997.[10].JPDA[J].,2004,7:1563-1566.[11].[D].,2009.[12].Kalman-[D].,2005.[13],,,./[J].,2011(03).[14],,.[J].,2011(08).:(1979—),,,,38,,、、、。[:]●●(144)①。;、,、;;。②。、,、、、、,、、。。,,;,0.8μm,0.01/100mm,,,。、,,。③;;;,;,;;,,;。④。,,。⑤,。10℃,,65℃,80℃。3,,、,,,:(1)。(2)。(3),。、、;、、;,。、、,,。【】[1].:[M].,1995.[2].:7、8[M].,1993.[3].[M].,1981.[4].[M].,1998.[5],.[M].,2005.[:]●○○76
本文标题:多元数据融合技术在低空领域监视中的应用研究
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