{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,27]],"date-time":"2026-05-27T18:33:25Z","timestamp":1779906805421,"version":"3.53.1"},"reference-count":29,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2019,1,1]],"date-time":"2019-01-01T00:00:00Z","timestamp":1546300800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/OAPA.html"}],"funder":[{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Access"],"published-print":{"date-parts":[[2019]]},"DOI":"10.1109\/access.2019.2906189","type":"journal-article","created":{"date-parts":[[2019,3,19]],"date-time":"2019-03-19T20:13:14Z","timestamp":1553026394000},"page":"39288-39298","source":"Crossref","is-referenced-by-count":14,"title":["Complex Impedance Transformers Based on Allowed and Forbidden Regions"],"prefix":"10.1109","volume":"7","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6571-013X","authenticated-orcid":false,"given":"Hee-Ran","family":"Ahn","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Manos M.","family":"Tentzeris","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.1976.1128802"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.1977.1129040"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/APMC.2012.6421882"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2013.2274779"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2015.2400933"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1049\/el.2010.7452"},{"key":"ref16","first-page":"1","article-title":"A dual-band impedance transformer for frequency-dependent complex loads incorporating an L-type network","volume":"1","author":"maktoomi","year":"2015","journal-title":"Proc Asia&#x2013;Pacific Microw Conf"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2009.2013319"},{"key":"ref18","first-page":"1","article-title":"Novel dual-band matching network topology and its application for the design of dual-band class J power amplifiers","author":"fu","year":"2012","journal-title":"IEEE MTT-S Microw Symp Dig"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2016.2558645"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2011.2164618"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1002\/0470036966"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2012.2231427"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/22.932248"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2013.2281101"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2013.2241783"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2011.2171708"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2012.2197022"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2017.2672544"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/22.643824"},{"key":"ref9","author":"jasik","year":"1961","journal-title":"Antenna Engineering Handbook"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/22.339745"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2017.2715332"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/MIKON.2004.1358480"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/TCPMT.2016.2572220"},{"key":"ref24","first-page":"1","article-title":"Adopting the broadside coupled line for the design of an impedance transformer","author":"chen","year":"2012","journal-title":"IEEE MTT-S Microw Symp Dig"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1049\/iet-map.2015.0633"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2007.909617"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/TCPMT.2012.2207457"}],"container-title":["IEEE Access"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6287639\/8600701\/08669760.pdf?arnumber=8669760","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,27]],"date-time":"2022-01-27T02:00:27Z","timestamp":1643248827000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/8669760\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019]]},"references-count":29,"URL":"https:\/\/doi.org\/10.1109\/access.2019.2906189","relation":{},"ISSN":["2169-3536"],"issn-type":[{"value":"2169-3536","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019]]}}}