{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,7,4]],"date-time":"2025-07-04T05:38:12Z","timestamp":1751607492514,"version":"3.37.3"},"reference-count":34,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"DOI":"10.13039\/501100004663","name":"Ministry of Science and Technology, Taiwan","doi-asserted-by":"publisher","award":["MOST-108-2221-E-011-031-MY2","MOST-108-2221-E-011-033-MY2","MOST 108-2638-E-002-001-MY2","MOST 110-2221-E-011-041-MY3"],"award-info":[{"award-number":["MOST-108-2221-E-011-031-MY2","MOST-108-2221-E-011-033-MY2","MOST 108-2638-E-002-001-MY2","MOST 110-2221-E-011-041-MY3"]}],"id":[{"id":"10.13039\/501100004663","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Access"],"published-print":{"date-parts":[[2021]]},"DOI":"10.1109\/access.2021.3115880","type":"journal-article","created":{"date-parts":[[2021,9,27]],"date-time":"2021-09-27T21:10:59Z","timestamp":1632777059000},"page":"133438-133448","source":"Crossref","is-referenced-by-count":13,"title":["A Phase Distribution Network Using 2 \u00d7 4 Butler Matrix for Linear\/Planar Beam-Scanning Arrays"],"prefix":"10.1109","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9518-0961","authenticated-orcid":false,"given":"Huy Nam","family":"Chu","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0252-0037","authenticated-orcid":false,"given":"The Hop","family":"Hoang","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3527-7013","authenticated-orcid":false,"given":"Kai-Jun","family":"Ji","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7280-3353","authenticated-orcid":false,"given":"Tzyh-Ghuang","family":"Ma","sequence":"additional","affiliation":[]}],"member":"263","reference":[{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1109\/MWSYM.2018.8439832"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.3390\/cryst9120650"},{"key":"ref31","doi-asserted-by":"crossref","first-page":"2180","DOI":"10.1109\/TMTT.2008.2003527","article-title":"2.45-GHz CMOS reflection-type phase-shifter MMICs with minimal loss variation over quadrants of phase-shift range","volume":"56","author":"wu","year":"2008","journal-title":"IEEE Trans Microw Theory Techn"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/75.852426"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2012.2190270"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2008.2009081"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2017.2722823"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/MWSYM.2008.4632926"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2010.2086372"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2010.2097751"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2016.2582877"},{"key":"ref16","first-page":"2814","article-title":"An $8\\times8$\n Butler matrix for generation of waves carrying orbital angular momentum (OAM)","author":"palacin","year":"2014","journal-title":"Proc of the European Conf on Antennas and Propag (EuCAP)"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2014.2306898"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2012.2187918"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2019.2916695"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2005.847715"},{"journal-title":"Synthesis of multiple beam networks for arbitrary illuminations","year":"1975","author":"nolen","key":"ref4"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2796578"},{"key":"ref3","first-page":"48","article-title":"Multidirectional antenna&#x2013;A new approach to stacked beams","author":"blass","year":"1958","journal-title":"Proc IRE Int Conv Rec"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2007.909474"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2003.809670"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.1963.1138114"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2013.2261540"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2013.2288597"},{"key":"ref2","first-page":"170","article-title":"Beam forming matrix simplifies design of electronically scanned antennas","volume":"9","author":"butler","year":"1961","journal-title":"Electron Des"},{"key":"ref9","first-page":"650","article-title":"A compact $8\\times8$\n Butler matrix based on double-layer structure","author":"ding","year":"2013","journal-title":"Proc 5th IEEE Int Symp Microw Antenna Propag EMC Technol Wireless Commun"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.2528\/PIERB16030703"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2019.2902668"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/JSSC.2010.2064010"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2017.2772815"},{"key":"ref24","first-page":"16","article-title":"A 3D compact wideband $16\\times16$\n Butler matrix for 4G\/3G applications","author":"cerna","year":"2018","journal-title":"IEEE MTT-S Int Microw Symp Dig"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2019.2917211"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2020.3047217"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2019.2936317"}],"container-title":["IEEE Access"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6287639\/9312710\/09548927.pdf?arnumber=9548927","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,12,17]],"date-time":"2021-12-17T19:55:45Z","timestamp":1639770945000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9548927\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021]]},"references-count":34,"URL":"https:\/\/doi.org\/10.1109\/access.2021.3115880","relation":{},"ISSN":["2169-3536"],"issn-type":[{"type":"electronic","value":"2169-3536"}],"subject":[],"published":{"date-parts":[[2021]]}}}