欢迎来到天天文库
浏览记录
ID:36774750
大小:2.91 MB
页数:94页
时间:2019-05-15
《梯度波形发生器上DSP32C的功能研究与设计实现》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、查!!查兰堡主兰堡堕查垒里!!垦垒坚Researcha11dRealiza_tionofDSP32C’sFunctionint11eGradientWavefo矾GeneratorA6s妇cfMagneticresonanceimaging(MEu)isatechnologythatmenucleusgcneratesthemagneticresonancesi驴alint11em呼leticfieldandtheimageisreconstmcted.Inthe1980’s,MRJisappliedtocliIlicaldia印oses.Now
2、adaysitisusedinsysteInicex锄抽ations.Comp盯edwithX—rayimaging柚dCT(ComputerizedtomoF印h”imaging,M砒hastlleadvalltageofhighresolu虹on,moreimagingparameters,arbitra叫tomographyandlessionizingradiati伽.BecauseMRItecllIlologyaswell邪accessorialdevicesism咖re,也eyhavemofeadvantageandpotent诚on
3、morbiddi够losesandtrea舡n%ts.There矗we,itisofmuchimportancetoresearchMRlde访ces.SpectmmconsoleisakeycomponentoftheMRjallditcommlsmeop黜tiOnofmeMRI1il【eabrain.ngeneratestllree蓼adi∞tsdirectingX·axis,Y-a)【isaIldZ—a)【isrespecdVelyand锄itsplllsesequences.ThenitreceiVesalldpmcessesmema印e
4、ticresonallcesigllalcausedbyt11ephenolmenaofma印eticresonance.Afte刑ardsitrecOnsmlctsimage.mChina,theresearchinmespecmHnconsoleisatapreliminarystage.hlthismesis,lhemeoryofnlegmdientwavefb彻generatorisresearchedandtheDSP32C’s如ncdonisrealized.This协esisincludesmecontemsasf01lows.Fi
5、rstly,tlletheory’stnlcture粕dsi印a1nOwofthe擎adientwavefb肋gene倒corare趾alyZedindetail,basedonthetheoryaIldsnllctllreoftllespec仃1lmcons01e.Secondly,Valuablem仰ingdataofDSP32CaregotinmelogicanalyZeraIldDSP32C’sfIlnction,whichisgcneratingmetrallsfb咖mamx,isconf-o衄edbyresearchjngthestn
6、Ictllreandtllesoflwaredevelopmemsyst锄OfDsP32C.Thirdly,御odesi驴plaIlsarediscussed.FirstplaIlisthatDSP32CisimplememedwithFPGAandmechipr印lacementiscomplete.Butitfgv叼rdf掰cHR锄dne。dmo传如1e.seco积p妇l括matDSP32CJs勋lcdo玎on曲e擎adientwavef0姗generatorisimplemented1vithDSP(Di西talSignalProcesso
7、r)+FPGA(FieldPro铲猢ableGateArray)andf曲c右0nreplacementiscomplete.ThecharacteristicofDSP+FPGAisneXiblesmlcturcandmodul撕zation.Accordingly,e蚯ciencyofthearitll】[Ileticisincreased柚ddevelopmentperiodisshonened.It’seasytomaintaina11denla略etllesystem.Afcercomparetllesecondplanischosen
8、.hlthedesign,ADSP一21160producedbyAnalogDcvicesmc.aIldSpanaIl-IIcllip
此文档下载收益归作者所有