{"id":"https://openalex.org/W7125944908","doi":"https://doi.org/10.1109/lcomm.2026.3657376","title":"Optimization of AP Placement and Array Topology for Distributed MIMO Systems Under Near-Field Propagations","display_name":"Optimization of AP Placement and Array Topology for Distributed MIMO Systems Under Near-Field Propagations","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7125944908","doi":"https://doi.org/10.1109/lcomm.2026.3657376"},"language":null,"primary_location":{"id":"doi:10.1109/lcomm.2026.3657376","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3657376","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5121243343","display_name":"Yaxin Ren","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yaxin Ren","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China"],"raw_orcid":"https://orcid.org/0009-0009-1811-830X","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100354550","display_name":"Yang Zhang","orcid":"https://orcid.org/0000-0001-5697-3125"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Zhang","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0001-5697-3125","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014395102","display_name":"Minghao Shang","orcid":"https://orcid.org/0009-0001-4513-7639"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Minghao Shang","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China"],"raw_orcid":"https://orcid.org/0009-0001-4513-7639","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124096601","display_name":"Yuan Li","orcid":null},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Li","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0006-4951-504X","affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018154454","display_name":"Lihua Pang","orcid":"https://orcid.org/0000-0003-4394-0214"},"institutions":[{"id":"https://openalex.org/I110440473","display_name":"Xi'an University of Science and Technology","ror":"https://ror.org/046fkpt18","country_code":"CN","type":"education","lineage":["https://openalex.org/I110440473"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lihua Pang","raw_affiliation_strings":["Xi’an Key Laboratory of Network Convergence Communications, Xi’an University of Science and Technology, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0003-4394-0214","affiliations":[{"raw_affiliation_string":"Xi’an Key Laboratory of Network Convergence Communications, Xi’an University of Science and Technology, Xi’an, China","institution_ids":["https://openalex.org/I110440473"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5124094604","display_name":"Pei Xiao","orcid":null},"institutions":[{"id":"https://openalex.org/I28290843","display_name":"University of Surrey","ror":"https://ror.org/00ks66431","country_code":"GB","type":"education","lineage":["https://openalex.org/I28290843"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Pei Xiao","raw_affiliation_strings":["Institute for Communication Systems (ICS), Home of 5GIC & 6GIC, University of Surrey, Guildford, U.K"],"raw_orcid":"https://orcid.org/0000-0002-7886-5878","affiliations":[{"raw_affiliation_string":"Institute for Communication Systems (ICS), Home of 5GIC & 6GIC, University of Surrey, Guildford, U.K","institution_ids":["https://openalex.org/I28290843"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06347915,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"30","issue":null,"first_page":"1126","last_page":"1130"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.5562000274658203,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.5562000274658203,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.15039999783039093,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.0697999969124794,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.6593999862670898},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6000999808311462},{"id":"https://openalex.org/keywords/topology-optimization","display_name":"Topology optimization","score":0.555400013923645},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.4912000000476837},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.49079999327659607},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.48260000348091125},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.4641999900341034},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.45649999380111694}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7687000036239624},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.6593999862670898},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6000999808311462},{"id":"https://openalex.org/C189216461","wikidata":"https://www.wikidata.org/wiki/Q2443456","display_name":"Topology optimization","level":3,"score":0.555400013923645},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.4912000000476837},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.49079999327659607},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.48260000348091125},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.4641999900341034},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.45649999380111694},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.45249998569488525},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.45080000162124634},{"id":"https://openalex.org/C78336883","wikidata":"https://www.wikidata.org/wiki/Q4779385","display_name":"Aperture (computer memory)","level":2,"score":0.4496000111103058},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3675000071525574},{"id":"https://openalex.org/C151764478","wikidata":"https://www.wikidata.org/wiki/Q571921","display_name":"Radiation pattern","level":3,"score":0.33410000801086426},{"id":"https://openalex.org/C184050105","wikidata":"https://www.wikidata.org/wiki/Q273163","display_name":"Isotropy","level":2,"score":0.31610000133514404},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.3003999888896942},{"id":"https://openalex.org/C174440990","wikidata":"https://www.wikidata.org/wiki/Q681349","display_name":"Point-to-point","level":2,"score":0.29580000042915344},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2786000072956085},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.27720001339912415},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.26910001039505005},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.26499998569488525},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.2624000012874603}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2026.3657376","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3657376","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1134242694","display_name":null,"funder_award_id":"2019YQ3-13","funder_id":"https://openalex.org/F4320321223","funder_display_name":"Gyeongnam National University of Science and Technology"},{"id":"https://openalex.org/G8525055153","display_name":null,"funder_award_id":"62571386","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321223","display_name":"Gyeongnam National University of Science and Technology","ror":"https://ror.org/059r50h13"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2344765023","https://openalex.org/W3081926792","https://openalex.org/W3130165434","https://openalex.org/W3152640450","https://openalex.org/W3213225772","https://openalex.org/W4221155761","https://openalex.org/W4221155763","https://openalex.org/W4225744797","https://openalex.org/W4313591707","https://openalex.org/W4381887816","https://openalex.org/W4394862981"],"related_works":[],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"we":[3,60],"develop":[4],"a":[5,10,19,62],"near-field":[6,52],"system":[7,16,58],"model":[8,28],"for":[9],"multi-user":[11],"distributed":[12],"multiple-input":[13],"multiple-output":[14],"(D-MIMO)":[15],"based":[17],"on":[18],"non-uniform":[20],"spherical":[21],"wave":[22],"(NUSW)":[23],"channel":[24],"model.":[25],"The":[26],"proposed":[27,92],"incorporates":[29],"key":[30],"physical":[31],"characteristics,":[32],"including":[33],"the":[34,42,56,88,91],"projected":[35],"aperture":[36],"of":[37,45,90],"isotropic":[38],"antenna":[39,47],"elements":[40],"and":[41,73],"radiation":[43],"pattern":[44],"directional":[46],"elements,":[48],"to":[49],"accurately":[50],"capture":[51],"effects.":[53],"To":[54],"maximize":[55],"average":[57],"capacity,":[59],"propose":[61],"meta-heuristic":[63],"optimization":[64],"algorithm":[65],"that":[66],"alternates":[67],"between":[68],"access":[69],"point":[70],"(AP)":[71],"placement":[72],"array":[74],"topology":[75],"design,":[76],"effectively":[77],"reducing":[78],"computational":[79],"overhead":[80],"while":[81],"achieving":[82],"near-optimal":[83],"solutions.":[84],"Simulation":[85],"results":[86],"demonstrate":[87],"effectiveness":[89],"approach.":[93]},"counts_by_year":[],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2026-01-29T00:00:00"}