嵌入式語(yǔ)音合成系統(tǒng)實(shí)現(xiàn)中關(guān)鍵技術(shù)研究.pdf

1、中國(guó)科學(xué)技術(shù)大學(xué)碩士學(xué)位論文嵌入式語(yǔ)音合成系統(tǒng)實(shí)現(xiàn)中關(guān)鍵技術(shù)研究姓名：張廣行申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：信號(hào)與信息處理指導(dǎo)教師：王仁華20040501中國(guó)科學(xué)技術(shù)大學(xué)碩士學(xué)位論文摘要ABSTRACTEmbeddedTTSs3‘stemisanimportantbranchoftheapplicationofspeechsynthesistechniqueFacingtwofeaturesofembeddedfield—thelimitati

2、onofhardwareresourceandthediversityofplatform，howtoimplementahighqualityembeddedTTSsystemisamostimportantanddifficultproblemforspeechsynthesistechniquetobeappliedjnembeddedfieldToimplementanembeddedTTSsystemsomekeyproble

3、msarestudiedThePaDerfocusesonthefollowingseveralaspects：CorpusbasedTTSsystemscansynthesishighqualityspeech，whichmakegreatsuccessinPCfieldUsingthesamecorpus—basedsynthesistechniqueinembeddedTTSsystemthroughreducingcorpus，

4、andselectingaproperalgorithmofspeechcodingaccordingtoapplicationconditiontocolnpressreducedcorpustheproblemoflimitationofmemoryresourceinembeddedfieldissolvedeffectivelyMeantimespeechdecodingalgorithmthatusedinembeddedTT

5、Ssystemisfixpointprocessedfirst，andthenoptimizedbymanyoptimizationmethodsincludingalgorithmlevel，CcodelevelandassemblylevelAfterabovetwostepstheproblemoflimitationofprocessorrecourseinembeddedsystemisalsosolvedThekeyappr

6、oachtosolvetheproblemofdiversityofplatformistomakethecodeoftheTTSsystemportableTomakethecoreofTTSsystemplatformindependent，thecodeshouldbewritteninstrictstyleMeanwhile，theapplicationinterfacesaredesignedtooperateperipher

7、aldevicethatmayusedifierentwaytoimplementOBdifferentplatforlTisegtogetdatafromflashorgetdatafromseriesportWhen1vrSsystemisportedfromoneplatfoFintoanothertheonlythingneedstodoistoimplementsuchinterfacesTheproblemofdiversi

8、tyofplatformissolvedeffectivelybysuchmethodThekeytechniquesstudiedinthepaperaboutimplementationofembeddedTTSsystem，areallappliedinpractice，andgetgoodresultsKeyWords：EmbeddedTTSSystem；SpeechCompress；FixpointProcessing；Opt