{"title":"Optimal design on wideband directional coupler","authors":"Jin-kui Yan, Zhengyong Sha, Deming Xu","doi":"10.1007/S11741-011-0703-1","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":169010,"journal":{"name":"Journal of Shanghai University (English Edition)","volume":"38 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2011-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of Shanghai University (English Edition)","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1007/S11741-011-0703-1","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}