ftmatrixdsp向量定点mac单元的设计与实现-design and implementation of ftmatrixdsp vector fixed point mac unit.docx

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ftmatrixdsp向量定点mac单元的设计与实现-design and implementation of ftmatrixdsp vector fixed point mac unit.docx

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ftmatrixdsp向量定点mac单元的设计与实现-design and implementation of ftmatrixdsp vector fixed point mac unit

??DSP???????????????????4???4?????Ё????? ???????????????催?????????????????乥??乥?? Ё??????????????????????ˋ??ㄝ???????????? ??????????????Ь????????????4???4??????? キDSP?催??Ь??MAC?MutiplyAccumulate????????Н?FT-MatrixDSP?????????????????????????4???4???????キ?催??32?DSP????VLIW?????????????????????10???????????????????????????Ё????????VPU?VectorProcessUnit??16?????????PE????????催? ???????????FT-MatrixDSP?????MAC?VIMAC?VectorIntegerMAC? ?????????????????????????????MAC?SIMAC?Scalar IntegerMAC???????偠??????????3GPP????????お????VIMAC??????? FT-MatrixDSP ?VIMAC????16?SIMAC??????32?16?h16?+40????????? ??г??64?8?h8?+20????????????????????????? ???????VIMAC??Ё?????????????????SIMACЁ??? ????????????????Ь?????????????????∈?? SIMAC???????Booth????????????????(compressor)???? ???(Wallacetree)??????????????SIMAC?????????Ь??? ????????????????????????г?????????????? ??????????∈???キ???40???????????32?Ь????? ???????????⑶??佅?????????佅?????佅??????????催SIMAC????????????Ь???????お????? ?????????SIMAC????????Ё???????乍???????NCVerilog?SIMAC???????????????????偠??? ????????????????????偠?????????????SIMAC? ????????????????0.13????????乥??500MHz?????? 48345.6?m2??????12.52mw??????????????????????? SIMAC???SIMAC?????????????????????SIMAC???? ???????????????SIMAC?????????????????????????IMAC???????∈??????????Ь???????佅?AbstractDSPisthekeycomponentofthedataoperationofthewirelesscommunication.Inthefourthwirelesscommunicationofthefuture,speechanddataprocessingrateofpersonaluserswillraisesubstantially.Intheprocessofaudioandvideo,itinvolvesagreatdealofdataoperation,suchasdiscretecosinetransformandinversetransformation,fastfouriertransform,encode/decodeandsoon.Itneedstocompleteahundreadmillionorevenhundreadbillionoperationspersecond.Multiplyaccumulateisthemajoroperationofthedataprocessing.ItisveryimportantforustoresearchahighperformanceMAC(MultiplyAccumulate)unitfortheSDR(SoftwareDefinitionRadio)DSPoffourthwirelesscommunication.FT-MatrixDSP,whichisresearchedbyusindependently,isa32-bithighperformanceDigitalSig