{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,5]],"date-time":"2026-06-05T05:16:42Z","timestamp":1780636602764,"version":"3.54.1"},"reference-count":59,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"3","license":[{"start":{"date-parts":[[2026,4,1]],"date-time":"2026-04-01T00:00:00Z","timestamp":1775001600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2026,4,1]],"date-time":"2026-04-01T00:00:00Z","timestamp":1775001600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,4,1]],"date-time":"2026-04-01T00:00:00Z","timestamp":1775001600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE J. Sel. Top. Signal Process."],"published-print":{"date-parts":[[2026,4]]},"DOI":"10.1109\/jstsp.2026.3673148","type":"journal-article","created":{"date-parts":[[2026,3,18]],"date-time":"2026-03-18T19:38:50Z","timestamp":1773862730000},"page":"354-370","source":"Crossref","is-referenced-by-count":4,"title":["Joint Activity Detection and Channel Estimation for Fluid Antenna System Exploiting Geographical and Angular Information"],"prefix":"10.1109","volume":"20","author":[{"ORCID":"https:\/\/orcid.org\/0009-0002-2611-5546","authenticated-orcid":false,"given":"Zhentian","family":"Zhang","sequence":"first","affiliation":[{"name":"National Mobile Communications Research Laboratory, Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4199-9645","authenticated-orcid":false,"given":"Jian","family":"Dang","sequence":"additional","affiliation":[{"name":"National Mobile Communications Research Laboratory, Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2141-7185","authenticated-orcid":false,"given":"David","family":"Morales-Jimenez","sequence":"additional","affiliation":[{"name":"Department of Signal Theory, Networking and Communications, University of Granada, Granada, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6757-4231","authenticated-orcid":false,"given":"Hao","family":"Jiang","sequence":"additional","affiliation":[{"name":"School of Artificial Intelligence, Nanjing University of Information Science and Technology, Nanjing, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4301-8713","authenticated-orcid":false,"given":"Zaichen","family":"Zhang","sequence":"additional","affiliation":[{"name":"National Mobile Communications Research Laboratory, Frontiers Science Center for Mobile Information Communication and Security, Southeast University, Nanjing, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8259-6615","authenticated-orcid":false,"given":"Christos","family":"Masouros","sequence":"additional","affiliation":[{"name":"Department of Electronic and Electrical Engineering, University College London, Torrington Place, U.K."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9561-3341","authenticated-orcid":false,"given":"Chan-Byoung","family":"Chae","sequence":"additional","affiliation":[{"name":"School of Integrated Technology, Seoul, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3019724"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.001.1900494"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2024.3498855"},{"key":"ref4","article-title":"Finite-blocklength fluid antenna systems","author":"Zhang","year":"2025"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2026.3666168"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/mwc.2025.3629597"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/tnse.2025.3613225"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1049\/el.2020.2788"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.3389\/frcmn.2022.853416"},{"key":"ref10","article-title":"On fundamental limits of transmission activity detection in fluid antenna systems","author":"Zhang","year":"2026"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2026.3685911"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2020.3006554"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2020.3037595"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2024.3434509"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1049\/ell2.12487"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2023.3266411"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2014.2328154"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2025.3588223"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2021.3133410"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2022.3222574"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2023.3255904"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2025.3594112"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2025.3540668"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2024.3480234"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2024.3504839"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2024.3427010"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2024.3405636"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2025.3587070"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/lwc.2026.3676856"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2025.3608113"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2024.3473991"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/MNET.2025.3527130"},{"key":"ref33","article-title":"Fundamental tradeoffs for ISAC multiple access in finite-blocklength regime","author":"Zhang","year":"2026"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2023.3330932"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2023.3255940"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2024.3418291"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/ICCCWorkshops57813.2023.10233765"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1109\/VTC2025-Spring65109.2025.11174462"},{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2024.3491507"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2024.3500218"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2024.3515135"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2022.3230861"},{"key":"ref43","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2023.3347951"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1109\/ITWKSPS.2010.5503193"},{"key":"ref45","doi-asserted-by":"publisher","DOI":"10.1109\/ISIT.2011.6033942"},{"key":"ref46","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2013.2272287"},{"key":"ref47","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2023.3345429"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.1109\/JSYST.2023.3236954"},{"key":"ref49","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2024.3466213"},{"key":"ref50","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2025.3531912"},{"key":"ref51","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2025.3570708"},{"key":"ref52","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2024.3454260"},{"key":"ref53","doi-asserted-by":"publisher","DOI":"10.1109\/LSP.2015.2506989"},{"key":"ref54","doi-asserted-by":"publisher","DOI":"10.1038\/nbt1406"},{"key":"ref55","doi-asserted-by":"publisher","DOI":"10.1007\/978-94-011-5014-9_12"},{"key":"ref56","doi-asserted-by":"publisher","DOI":"10.1109\/ACSSC.2000.911028"},{"key":"ref57","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3018807"},{"key":"ref58","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2020.2967175"},{"key":"ref59","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2018.2846272"}],"container-title":["IEEE Journal of Selected Topics in Signal Processing"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx8\/4200690\/11541076\/11440310.pdf?arnumber=11440310","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,6,2]],"date-time":"2026-06-02T20:06:22Z","timestamp":1780430782000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/11440310\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,4]]},"references-count":59,"journal-issue":{"issue":"3"},"URL":"https:\/\/doi.org\/10.1109\/jstsp.2026.3673148","relation":{},"ISSN":["1932-4553","1941-0484"],"issn-type":[{"value":"1932-4553","type":"print"},{"value":"1941-0484","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,4]]}}}