收稿日期:2022-06-26作者简介:高慧杰(1993-),女,硕士研究生,E-mail:1479323320@qq.com通讯作者:石利霞(1975-),女,博士,副教授,E-mail:271927566@qq.com基于双五元十字阵列被动声源定位算法研究高慧杰1,石利霞1,王劲松1,2,百文萌1(1.长春理工大学光电工程学院,长春130022;2.长春理工大学中山研究院,中山528437)摘要:随着国防进入科技现代化,高精度、低误差的被动声源定位技术举足轻重。为了进一步减小声源定位的定位误差,提高定位精度,在双五元十字麦克风阵列模型的研究基础上,研究了经典MUSIC声源定位算法并进行了定位仿真实验。在此基础上又提出了使用广义互相关时延估计(GCC)仿真定位,并对其四种加权函数进行仿真分析,遴选出仿真效果最佳的PHAT(PhaseTransform)加权函数。基于PHAT加权的广义互相关算法定位仿真定位误差是经典MUSIC算法定位误差的1/7.274,前者定位误差比后者明显降低,具有一定的研究意义。关键词:双五元十字阵;被动声定位算法;广义互相关;PHAT加权函数中图分类号:TN912.3文献标志码:A文章编号:1672-9870(2023)01-0028-08ResearchonPassiveSoundSourceLocationAlgorithmBasedonFive-elementCrossArrayGAOHuijie1,SHILixia1,WANGJinsong1,2,BAIWenmeng1(1.SchoolofOpto-ElectronicEngineering,ChangchunUniversityofScienceandTechnology,Changchun130022;2.ZhongshanInstituteofChangchunUniversityofScienceandTechnology,Zhongshan528437)Abstract:Asthenationaldefenseentersthemodernizationofscienceandtechnology,thepassivesoundsourcepositioningtechnologywithhighprecisionandlowerrorplaysanimportantrole.Inordertofurtherreducethepositioningerrorofsoundsourcelocalizationandimprovethepositioningaccuracy,basedontheresearchofdualfiveelementcrossmicrophonearraymodel,theclassicalmusicsoundsourcelocalizationalgorithmisstudiedandthelocalizationsimulationexperimentiscarriedout.Onthisbasis,thegeneralizedcrosscorrelation(GCC)timedelayestimationisproposedforsimulationposi-tioning,anditsfourweightingfunctionsaresimulatedandanalyzedtoselectthePhat(phasetransform)weightingfunctionwiththebestsimulationeffect.Thepositioningsimulationerrorofthegeneralizedcross-correlationalgorithmbasedonPhatweightingis1/7.2...