{"id":"https://openalex.org/W7136921796","doi":"https://doi.org/10.1109/jiot.2026.3674449","title":"Compact Four-Port MIMO Antenna With Circular Polarization for Implanted Biomedical Devices","display_name":"Compact Four-Port MIMO Antenna With Circular Polarization for Implanted Biomedical Devices","publication_year":2026,"publication_date":"2026-03-16","ids":{"openalex":"https://openalex.org/W7136921796","doi":"https://doi.org/10.1109/jiot.2026.3674449"},"language":null,"primary_location":{"id":"doi:10.1109/jiot.2026.3674449","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2026.3674449","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Internet of Things Journal","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/A5129522103","display_name":"Jiang-li Shang","orcid":null},"institutions":[{"id":"https://openalex.org/I75955062","display_name":"Henan Normal University","ror":"https://ror.org/00s13br28","country_code":"CN","type":"education","lineage":["https://openalex.org/I75955062"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiang-Li Shang","raw_affiliation_strings":["College of Computer and Information Engineering, Henan Normal University, Xinxiang, China"],"raw_orcid":"https://orcid.org/0000-0002-6488-3629","affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan Normal University, Xinxiang, China","institution_ids":["https://openalex.org/I75955062"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129465783","display_name":"Hai-Yang Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I75955062","display_name":"Henan Normal University","ror":"https://ror.org/00s13br28","country_code":"CN","type":"education","lineage":["https://openalex.org/I75955062"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hai-Yang Hu","raw_affiliation_strings":["College of Computer and Information Engineering, Henan Normal University, Xinxiang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan Normal University, Xinxiang, China","institution_ids":["https://openalex.org/I75955062"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103793007","display_name":"Yun-Hui Peng","orcid":null},"institutions":[{"id":"https://openalex.org/I75955062","display_name":"Henan Normal University","ror":"https://ror.org/00s13br28","country_code":"CN","type":"education","lineage":["https://openalex.org/I75955062"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yun-Hui Peng","raw_affiliation_strings":["College of Computer and Information Engineering, Henan Normal University, Xinxiang, China"],"raw_orcid":"https://orcid.org/0009-0008-8952-5175","affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan Normal University, Xinxiang, China","institution_ids":["https://openalex.org/I75955062"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Ying Yu","orcid":"https://orcid.org/0000-0001-5964-663X"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Yu","raw_affiliation_strings":["College of Integrated Circuit Science and Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-5964-663X","affiliations":[{"raw_affiliation_string":"College of Integrated Circuit Science and Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102898387","display_name":"Lijie Xu","orcid":"https://orcid.org/0000-0001-5796-5071"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li-Jie Xu","raw_affiliation_strings":["College of Electronic and Optical Engineering and the College of Flexible Electronics, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-8898-5873","affiliations":[{"raw_affiliation_string":"College of Electronic and Optical Engineering and the College of Flexible Electronics, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.34420229,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"11","first_page":"24456","last_page":"24463"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":0.8970000147819519,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11932","display_name":"Wireless Body Area Networks","score":0.8970000147819519,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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":0.06960000097751617,"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/T11249","display_name":"Wireless Power Transfer Systems","score":0.003100000089034438,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/circular-polarization","display_name":"Circular polarization","score":0.5730999708175659},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.4375999867916107},{"id":"https://openalex.org/keywords/polarization","display_name":"Polarization (electrochemistry)","score":0.39640000462532043},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.37130001187324524},{"id":"https://openalex.org/keywords/microstrip-antenna","display_name":"Microstrip antenna","score":0.3377000093460083},{"id":"https://openalex.org/keywords/directional-antenna","display_name":"Directional antenna","score":0.3224000036716461}],"concepts":[{"id":"https://openalex.org/C153201621","wikidata":"https://www.wikidata.org/wiki/Q5121676","display_name":"Circular polarization","level":3,"score":0.5730999708175659},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5519999861717224},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4431000053882599},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.4375999867916107},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4032000005245209},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3986000120639801},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.39640000462532043},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.37130001187324524},{"id":"https://openalex.org/C170349913","wikidata":"https://www.wikidata.org/wiki/Q13402882","display_name":"Microstrip antenna","level":3,"score":0.3377000093460083},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.33160001039505005},{"id":"https://openalex.org/C64671776","wikidata":"https://www.wikidata.org/wiki/Q769152","display_name":"Directional antenna","level":3,"score":0.3224000036716461},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3098999857902527},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2935999929904938},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.2888000011444092},{"id":"https://openalex.org/C84559118","wikidata":"https://www.wikidata.org/wiki/Q1936665","display_name":"Helical antenna","level":5,"score":0.2831999957561493},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2630999982357025},{"id":"https://openalex.org/C93130614","wikidata":"https://www.wikidata.org/wiki/Q5138671","display_name":"Coaxial antenna","level":4,"score":0.2533000111579895}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2026.3674449","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2026.3674449","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.836219072341919}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"A":[0],"four-port":[1],"implanted":[2],"multiple-input-multiple-output":[3],"(MIMO)":[4],"antenna":[5,27,53],"with":[6,32,143],"high-data-rate":[7],"is":[8,54,107,141],"proposed":[9,26],"for":[10,60],"IoT-enabled":[11],"wireless":[12],"communications,":[13],"operating":[14,181],"at":[15],"the":[16,48,73,77,79,149,167,174,179],"2.45":[17],"GHz":[18,137,140,172],"Industrial,":[19],"Scientific,":[20],"and":[21,76,109,115,126,148,160,173],"Medical":[22],"(ISM)":[23],"band.":[24],"The":[25,128],"achieves":[28],"circular":[29],"polarization":[30],"characteristics":[31],"a":[33,93,133],"very":[34],"compact":[35,94],"configuration,":[36],"which":[37],"tends":[38],"to":[39,85,138],"receive":[40],"or":[41],"transmit":[42],"signals":[43],"between":[44,88],"external":[45],"devices.":[46],"Additionally,":[47],"channel":[49],"capacity":[50],"of":[51,96,153,170],"this":[52],"as":[55,57],"high":[56],"19":[58],"bps/Hz":[59],"implantable":[61],"devices":[62],"used":[63],"in":[64],"telemedicine.":[65],"By":[66],"introducing":[67],"an":[68],"orthogonal":[69],"rectangular-slot":[70],"on":[71],"both":[72,177],"radiation":[74],"patch":[75],"ground,":[78],"isolation":[80],"level":[81],"can":[82],"reach":[83],"up":[84],"31":[86],"dB":[87],"any":[89],"two":[90,110,116],"elements.":[91],"Meanwhile,":[92],"configuration":[95],"\u03c0":[97],"\u00d7":[98,102],"4.5<sup":[99],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[100,105],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[101],"0.13":[103],"mm<sup":[104],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">3</sup>":[106],"achieved,":[108],"right-handed":[111],"circularly":[112,118],"polarized":[113,119],"(RHCP)":[114],"left-handed":[117],"(LHCP)":[120],"are":[121],"formed":[122],"by":[123],"loading":[124],"slots":[125],"short-pins.":[127],"simulation":[129,175],"results":[130],"show":[131],"that":[132],"bandwidth":[134,152,169,176],"from":[135],"2.32":[136],"2.66":[139],"achieved":[142],"S11":[144],"below":[145,162],"\u221210":[146],"dB,":[147,164],"axial":[150],"ratio":[151],"four":[154],"elements":[155],"reaches":[156],"17.6%,":[157],"19.6%,":[158],"16.2%,":[159],"13.3%":[161],"3":[163],"respectively.":[165],"Finally,":[166],"measurement":[168],"2.3\u20132.6":[171],"cover":[178],"required":[180],"frequency":[182],"band":[183],"well.":[184]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-03-17T00:00:00"}
