arithmetic

专利名称：ARITHMETICOPERATIONDEVICEAND

ARITHMETICOPERATIONMETHOD

发明人：KISHIMOTOTadashi,岸本真,ONOGoichi,小野

豪一,KITAYAMAAkira,北山晃,MURATADaichi,

村田大智

申请号：JP2020/015878

申请日：20200408

公开号：WO2020/230488A1

公开日：20201119

专利内容由知识产权出版社提供

专利附图：

摘要：Thisarithmeticoperationdevicecausaconvolutionoperatortoexecute

convolutionoperationofafilterandtargetdataequivalenttothesizeofthefilterin

ea

arithmeticoperationdevicehas:abitreductionunitthatreduces,foreachofthe

convolutionallayers,abitstreamequivalenttoafirstnumberofbitsfromtheleast

significantbitofthetargetdataandreducesabitstreamequivalenttoacondnumber

ofbitsfromtheleastsignificantbitofaweightwhichisanelementofthefilter;andabit

additionunitthataddsabitstreamequivalenttoathirdnumberofbitsobtainedby

totalingthefirstnumberofbitsandthecondnumberofbits,totheleastsignificantbit

ofaconvolutionoperationresultoutputtedfromtheconvolutionoperatorwhenthe

weightandthetargetdataafterthereductionbythebitreductionparthavebeen

inputtedtotheconvolutionoperator.

申请人：HITACHIAUTOMOTIVESYSTEMS,LTD.,日立オートモティブシステムズ株式会社

地址：2520,Takaba,Hitachinaka-shi,Ibaraki3128503JP,〒3128503茨城県ひたちなか市高

場２５２０番地IbarakiJP

国籍：JP,JP

代理人：TOU-OUPATENTFIRM,特許業務法人藤央特許事務所

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