{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T23:58:05Z","timestamp":1777939085705,"version":"3.51.4"},"reference-count":21,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"5","license":[{"start":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T00:00:00Z","timestamp":1777593600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T00:00:00Z","timestamp":1777593600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T00:00:00Z","timestamp":1777593600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["W2541020"],"award-info":[{"award-number":["W2541020"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["62471117"],"award-info":[{"award-number":["62471117"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Circuits Syst. II"],"published-print":{"date-parts":[[2026,5]]},"DOI":"10.1109\/tcsii.2026.3680724","type":"journal-article","created":{"date-parts":[[2026,4,3]],"date-time":"2026-04-03T19:57:12Z","timestamp":1775246232000},"page":"538-542","source":"Crossref","is-referenced-by-count":0,"title":["Frequency-Dimension Virtual Array Expansion in MIMO Radars for Improved Angular Resolution"],"prefix":"10.1109","volume":"73","author":[{"ORCID":"https:\/\/orcid.org\/0009-0003-6707-5402","authenticated-orcid":false,"given":"Ruilin","family":"Liao","sequence":"first","affiliation":[{"name":"School of Electronic Science and Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Haoran","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Electronic Science and Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8744-9542","authenticated-orcid":false,"given":"Jingzhi","family":"Zhang","sequence":"additional","affiliation":[{"name":"School of Electronic Science and Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yue","family":"Song","sequence":"additional","affiliation":[{"name":"School of Information and Communication Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hongyang","family":"An","sequence":"additional","affiliation":[{"name":"School of Information and Communication Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9146-7620","authenticated-orcid":false,"given":"Huihua","family":"Liu","sequence":"additional","affiliation":[{"name":"School of Electronic Science and Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8878-2080","authenticated-orcid":false,"given":"Kai","family":"Kang","sequence":"additional","affiliation":[{"name":"School of Electronic Science and Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/TCSII.2022.3173667"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/isscc.2019.8662386"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/isscc42613.2021.9365838"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/isscc42615.2023.10067317"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/JSSC.2016.2585621"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/JSSC.2019.2950184"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2009.2029380"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/APS.2007.4396910"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/ISTEL.2018.8661061"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/RADAR.2019.8835637"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/APMC.2005.1606687"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/APS\/URSI47566.2021.9704703"},{"key":"ref13","volume-title":"MIMO Radar (Rev. A) Application Report","author":"Rao","year":"2024"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/SAM48682.2020.9104282"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/SAM48682.2020.9104322"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/SAM60225.2024.10636599"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/ChinaSIP.2015.7230418"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/LAWP.2024.3450285"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/JSSC.2024.3353220"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/RFIC61188.2025.11082893"},{"key":"ref21","volume-title":"Introduction to the DSP Subsystem in the AWR16xx","author":"Rao","year":"2017"}],"container-title":["IEEE Transactions on Circuits and Systems II: Express Briefs"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx8\/8920\/11503375\/11474598.pdf?arnumber=11474598","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,5,2]],"date-time":"2026-05-02T05:03:10Z","timestamp":1777698190000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/11474598\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,5]]},"references-count":21,"journal-issue":{"issue":"5"},"URL":"https:\/\/doi.org\/10.1109\/tcsii.2026.3680724","relation":{},"ISSN":["1549-7747","1558-3791"],"issn-type":[{"value":"1549-7747","type":"print"},{"value":"1558-3791","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,5]]}}}