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ID:36471252
大小:2.01 MB
页数:71页
时间:2019-05-11
《DSP处理器的低功耗设计与研究》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、西北工业大学硕士学位论文DSP处理器的低功耗设计与研究姓名:李钊辉申请学位级别:硕士专业:软件工程指导教师:樊晓桠20060501AbstractWithtlledevelopmeⅡtofinfomationa1Idmultimcdiatechnology,thereemergencesas仃ongdem蛆dsforlowpowerdigitalprocessor,whichillcludeswirelcssl砌smission,mobilccomput抽岛hi曲pe血珊柚cecomputhl吕hi曲speednetworkaIlds00n.Theth骼ismainlyst
2、udiesonthelowpowerDSPpmccssordesignmethodsthmughtlledesi印of16一bitDsPpmcessor,觚dm皿impl锄entstllemOdulesthattal(esi印iflcantpowerc0璐umption0fthepmcessor.nethesisanaIyzesthcCMOSpoweIch锄cterfi船tly.砀舳itdiscussesthepowerestimationtecbIniques,tlIetlleoryofencrgy·effidentalldthemeasllringofDSPproccs
3、sorene培了efficiency.Lastly’thetIlesisdiscus∞stlle10wpowerdesignaIIdimpl锄en£stechniqucsindif6e啪tleVel.11le16一bi£DsPpfoceSSorlowpowefdesj弘stmtegyispr0Videdb勰edonthefomcrdiscIlssion.111etlIesisalsosimplydiScIlssesmepl施皿oflowpowerdcsi印.TheEDAtoolscallrealizedi恤蚴tlowpowerdesign.Themuhipliertakes
4、asi鲷ific卸tillnuenceontllepowerdissipationofDSPprocessor.Thethesisa11alyz髂thepowercharactcr0fthetmditionalBootha190ritllmalldRadi)【-4BoothalgorithIn,andthenappliestheRadix-4B00thalgorithmtotlIemultiplierdesi酽.皿et11esis∞mpletesthelowpowermu撕plier如si铲byIheo蛳mizationofCSAand4—2CompressoLBe咖seo
5、falarge锄ountof8-bitco玎叩utinginDSPpmces∞f'tlletlIesispmposesanarrayselectablemultiplierdesign,whichcankeepbettcrlowpclwerch缸acterdynami∞llyindifl.erent印plicatiOns.optimiziI唱mepower∞Ⅱsumption0faddI弓ssbusallddatabusisalsoimponantinDSPprocessoL111ethesis跏lyzesthebuspowrcrchander姐dthe10wpoweren
6、codingtheo哆Accordingtothe10calchmcterofaddrcssbusin16.b“DSPprocessorthe
7、hesisiInproVestheTOencodingscheme.T1leprogrambusanddatabusarebothdesi印edbydyn锄ic100k—uptableencodillgmetIlod.1ntlle16-bitDSPproccssortIlelowpowerdes咖methodsinsyst锄levelaremainlyappliestopredidtheidletimeOftllesystemand
8、automaticallytr蛐sjtt圭le10wpowcrmodeofttlepfocessof.Thethesis百VesamodificationoftlIeidletimepredictmcthod,whichcanavOidtheinfluenceofthemaximumandmillimumoftlleDastjdletimeaIIdthesmallertendencyofthepredictionjdletime.IJastly,thcmesisimplemeⅡtsthecIocktIIlit,wh
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