1、分類號：——UDC：——j’780886密級：——編號：——工學碩士學位論文基于TigerSHARC的實時并行信號處理系統研究碩士研究生：指導教師：學位級別：學科、專業(yè)：所在單位：論文提交日期：論文答辯日期：學位授予單位：楊進馮海泓教授工學碩士信號與信息處理水聲工程學院2005年1月2005年3月哈爾濱工程大學哈爾濱工程大學碩士學位論文ABSTRACTInunderwateracousticfield，son&rsignalproces

2、singisalwaysoneofthemostimportantpartThemostimportantcharacteristicofthedevelopmentofsonartechnologyisusingthetechnologyofdigitalsignalprocessingwidelywhichgreatlyimprovedtheefficiencyofsignalprocessingNowadaysonlyoneDig

3、italSignalProcessor(DSP)cannotaccomplishsomecomplexalgorithmsintimeInaddition，thedevelopmentofmicroelectionisalreadyneartoitsphysicallimit，SOdependingonimprovingtheefficiencyofsingleDSPtosolvethisproblemistoodifficultSot

4、hereisneedforstudyingtheparallelprocessingsystem，whichincludesmultipleDSESonaralwaysusesmul卸learrays，andtherearemanyoutputsofthebasearrayIngeneralthefrequencyofunderwateracousticislowbutacquiringtimeislong，whichneedsbigm

5、emoryInexperiment，becausedevicesarescarce，wecannotacquiresufficientandcompletedatum，whichaffecttheresearchandpracticeThereforethereisneedforsettingupthesystemofdataacquiringanddisplayingTheresearchforthegeneralparallelpr

6、ocessingsysteminexperimentismeaningfulThecoreofsimulatingsystemwhichisbasedonPCIbusishighefficiencyfloatpointDSP一一ADSPTigerSHARCItalsoincludesamultichannelacquiringsystemandamultichannelsignaltransmittingsystem，Thissimul

7、atingprocessingsystemCallbeeasilyexpandedtomolecomplicatedarchitecturet0adapttothevariousparallelalgorithmsInthispaper，themainworksare嬲follows：1Analysethepartsofsimulatingsystemandprovidetheideaandmethodforprogramming2Th