{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,15]],"date-time":"2026-01-15T08:46:36Z","timestamp":1768466796400,"version":"3.49.0"},"reference-count":30,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"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":["62422105"],"award-info":[{"award-number":["62422105"]}],"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":["62261160576"],"award-info":[{"award-number":["62261160576"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Key Technologies RD Program of Jiangsu","award":["BE2023022"],"award-info":[{"award-number":["BE2023022"]}]},{"name":"Key Technologies RD Program of Jiangsu","award":["BE2023022-1"],"award-info":[{"award-number":["BE2023022-1"]}]},{"name":"Key Technologies RD Program of Jiangsu","award":["BE2023022-2"],"award-info":[{"award-number":["BE2023022-2"]}]},{"DOI":"10.13039\/501100004608","name":"Natural Science Foundation of Jiangsu Province","doi-asserted-by":"publisher","award":["BK20230824"],"award-info":[{"award-number":["BK20230824"]}],"id":[{"id":"10.13039\/501100004608","id-type":"DOI","asserted-by":"publisher"}]},{"name":"European Research Council (ERC) under the European Union\u2019s Horizon 2020 research and innovation programme","award":["101001331"],"award-info":[{"award-number":["101001331"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Commun."],"published-print":{"date-parts":[[2026]]},"DOI":"10.1109\/tcomm.2025.3635782","type":"journal-article","created":{"date-parts":[[2025,11,21]],"date-time":"2025-11-21T18:42:22Z","timestamp":1763750542000},"page":"1146-1161","source":"Crossref","is-referenced-by-count":0,"title":["Distributed Near-Field Channel Estimation for U6G XL-MIMO Systems Under Beam Squint"],"prefix":"10.1109","volume":"74","author":[{"ORCID":"https:\/\/orcid.org\/0009-0003-2167-0679","authenticated-orcid":false,"given":"Zhizheng","family":"Lu","sequence":"first","affiliation":[{"name":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3791-6050","authenticated-orcid":false,"given":"Yu","family":"Han","sequence":"additional","affiliation":[{"name":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9660-9053","authenticated-orcid":false,"given":"Xiao","family":"Li","sequence":"additional","affiliation":[{"name":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0271-6021","authenticated-orcid":false,"given":"Shi","family":"Jin","sequence":"additional","affiliation":[{"name":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9235-7741","authenticated-orcid":false,"given":"Michail","family":"Matthaiou","sequence":"additional","affiliation":[{"name":"Centre for Wireless Innovation (CWI), Queen’s University Belfast, Belfast, U.K."}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/WCNC61545.2025.10978490"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.132.2200443"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.001.2000208"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2023.3273328"},{"key":"ref5","article-title":"Exploring upper-6 GHz and mmWave in real-world 5G networks: A direct on-field comparison","author":"Morini","year":"2024","journal-title":"arXiv:2403.00668"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/MAP.2017.2706648"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2023.3322449"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2018.1701051"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2015.2389240"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2021.3137482"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2018.2831628"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2022.3146400"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2023.3336328"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/JSTSP.2023.3285431"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2024.3403517"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2021.3094990"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2024.3372885"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2020.3036945"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2021.3071851"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2022.3157315"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2023.3252584"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2023.3319474"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2019.2956677"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2022.3156065"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2021.3126392"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2024.3396821"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2024.3389120"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2024.3385509"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2016.2580523"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2025.3581037"}],"container-title":["IEEE Transactions on Communications"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx8\/26\/11320979\/11263884.pdf?arnumber=11263884","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,1,14]],"date-time":"2026-01-14T20:40:29Z","timestamp":1768423229000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/11263884\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026]]},"references-count":30,"URL":"https:\/\/doi.org\/10.1109\/tcomm.2025.3635782","relation":{},"ISSN":["0090-6778","1558-0857"],"issn-type":[{"value":"0090-6778","type":"print"},{"value":"1558-0857","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026]]}}}