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1、题名:基于光学向量矩阵乘法器的光学信息处理系统研究作者:卢洋洋,周平,朱巍巍,张磊,杨林单位:中国科学院半导体研究所来源:光电子·激光,2013,24(9),1656-1661基金:国家自然科学基金文摘:光学向量-矩阵乘法器(OVMM)作为一种利用光学方式进行向量-矩阵运算(VMM)的光学系统,由于采用天然具有高带宽、高并行性的光学处理方式,在海量数据处理领域极具潜力。本文实现了一套基于空间OVMM的光电混合数字信号处理系统,采用自主设计实现的维度为16×16的空间OVMM作为核心运算单元。实验结果显示,系统能够完成76.8G/s乘法累加(MAC)运算,满
2、足实时数据处理对运算速度的需求。系统使用可编程逻辑器件(FPGA)作为电学协处理单元的核心组成部分,因此具有可编程性,可以满足多种不同的应用需求。题名:TemperatureCharacteristicsofMonolithicallyIntegratedWavelength-SelectableLightSources作者:HanLiangshun,ZhuHongliang,ZhangCan,MaLi,LiangSong,WangWei单位:InstituteofSemiconductors,ChineseAcademyofSciences来源:Chin
3、esePhysicsLetters,2013,30(10),108501-1-108501-3基金:SupportedbytheNationalHigh-TechnologyResearchandDevelopmentProgramofChina,theNationalBasicResearchProgramofChina,theNationalNaturalScienceFoundationofChina文摘:Thetemperaturecharacteristicsofmonolithicallyintegratedwavelength-selecta
4、blelightsourcesareexperimentallyinvestigated.Thewavelength-selectablelightsourcesconsistoffourdistributedfeedback(DFB)lasers,amultimodeinterferometercoupler,andasemiconductoropticalamplifier.TheoscillatingwavelengthoftheDFBlasercouldbemodulatedbyadjustingthedeviceoperatingtemperat
5、ure.Awavelengthrangecoveringover8.0nmisobtainedwithstablesingle-modeoperationbyselectingtheappropriatelaserandchiptemperature.Thethermalcrosstalkcausedbythelateralheatspreadingbetweenlasersoperatingsimultaneouslyisevaluatedbyoscillating-wavelengthshift.Thethermalcrosstalkapproxima
6、telydecreasesexponentiallyastheincreasingdistancebetweenlasers.题名:AHighPowerInGaN-BasedBlue-VioletLaserDiodeArraywithaBroad-AreaStripe作者:ChenPing,ZhaoDegang,FengMeixin,JiangDesheng,LiuZongshun,ZhangLiqun,LiDeyao,LiuJianping,WangHui,ZhuJianjun,ZhangShuming,ZhangBaoshun,YangHui单位:In
7、stituteofSemiconductors,ChineseAcademyofSciences来源:ChinesePhysicsLetters,2013,30(10),104205-1-104205-4基金:SupportedbytheNationalNaturalScienceFoundationofChinaforDistinguishedYoungScholars,theNationalNaturalScienceFoundationofChina,TsinghuaNationalLaboratoryforInformationScienceand
8、Technology(TNList)Cross-Disciplin