{"id":"https://openalex.org/W3189737223","doi":"https://doi.org/10.1109/access.2021.3103827","title":"An Ultra-Miniaturized Antenna Using Loading Circuit Method for Medical Implant Applications","display_name":"An Ultra-Miniaturized Antenna Using Loading Circuit Method for Medical Implant Applications","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3189737223","doi":"https://doi.org/10.1109/access.2021.3103827","mag":"3189737223"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3103827","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3103827","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09509519.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09509519.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040949385","display_name":"Duc Dung Nguyen","orcid":"https://orcid.org/0000-0001-6125-1792"},"institutions":[{"id":"https://openalex.org/I141371507","display_name":"Soongsil University","ror":"https://ror.org/017xnm587","country_code":"KR","type":"education","lineage":["https://openalex.org/I141371507"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Ducdung Nguyen","raw_affiliation_strings":["Department of Information and Telecommunication Engineering, Soongsil University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Information and Telecommunication Engineering, Soongsil University, Seoul, South Korea","institution_ids":["https://openalex.org/I141371507"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055834366","display_name":"Chulhun Seo","orcid":"https://orcid.org/0000-0002-6765-8734"},"institutions":[{"id":"https://openalex.org/I141371507","display_name":"Soongsil University","ror":"https://ror.org/017xnm587","country_code":"KR","type":"education","lineage":["https://openalex.org/I141371507"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Chulhun Seo","raw_affiliation_strings":["Department of Information and Telecommunication Engineering, Soongsil University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Information and Telecommunication Engineering, Soongsil University, Seoul, South Korea","institution_ids":["https://openalex.org/I141371507"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5040949385"],"corresponding_institution_ids":["https://openalex.org/I141371507"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.5366,"has_fulltext":true,"cited_by_count":39,"citation_normalized_percentile":{"value":0.8942549,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"9","issue":null,"first_page":"111890","last_page":"111898"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":1.0,"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":1.0,"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/T13052","display_name":"Molecular Communication and Nanonetworks","score":0.9948999881744385,"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":0.9889000058174133,"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/antenna","display_name":"Antenna (radio)","score":0.507084846496582},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4831475615501404},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.4567173719406128},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.43303295969963074},{"id":"https://openalex.org/keywords/equivalent-circuit","display_name":"Equivalent circuit","score":0.41908785700798035},{"id":"https://openalex.org/keywords/electronic-circuit","display_name":"Electronic circuit","score":0.410513699054718},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.37861794233322144},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.3769543468952179},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2232789695262909},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20550495386123657},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.15015986561775208}],"concepts":[{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.507084846496582},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4831475615501404},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.4567173719406128},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.43303295969963074},{"id":"https://openalex.org/C23572009","wikidata":"https://www.wikidata.org/wiki/Q964981","display_name":"Equivalent circuit","level":3,"score":0.41908785700798035},{"id":"https://openalex.org/C134146338","wikidata":"https://www.wikidata.org/wiki/Q1815901","display_name":"Electronic circuit","level":2,"score":0.410513699054718},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.37861794233322144},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.3769543468952179},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2232789695262909},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20550495386123657},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.15015986561775208}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2021.3103827","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3103827","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09509519.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:8c2b8693632249f49f6e63f980f5fc06","is_oa":true,"landing_page_url":"https://doaj.org/article/8c2b8693632249f49f6e63f980f5fc06","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 9, Pp 111890-111898 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3103827","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3103827","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09509519.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1815668783","display_name":null,"funder_award_id":"NRF-2017R1A5A101559","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G3188333454","display_name":null,"funder_award_id":"2017R1A5A1015596","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G4771439113","display_name":null,"funder_award_id":"2017R1A","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G5107008031","display_name":null,"funder_award_id":"NRF-2017R1A5A1015","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G5838582471","display_name":null,"funder_award_id":"NRF-2017R1A5A1015596","funder_id":"https://openalex.org/F4320322030","funder_display_name":"Ministry of Science, ICT and Future Planning"},{"id":"https://openalex.org/G6108659528","display_name":null,"funder_award_id":"NRF-2017R1A5A1015596","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G6137679533","display_name":null,"funder_award_id":"2017R1A5A1015596","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G7685055460","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G834017027","display_name":null,"funder_award_id":"ACCESS","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G8457556697","display_name":null,"funder_award_id":"NRF-2017R1A5A1015596","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G8507858374","display_name":null,"funder_award_id":"NRF-2017R1A5A1015596","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G8777659018","display_name":null,"funder_award_id":"NRF-2017R1A","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G982292920","display_name":null,"funder_award_id":"NRF-20","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322030","display_name":"Ministry of Science, ICT and Future Planning","ror":"https://ror.org/032e49973"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3189737223.pdf","grobid_xml":"https://content.openalex.org/works/W3189737223.grobid-xml"},"referenced_works_count":40,"referenced_works":["https://openalex.org/W1966417316","https://openalex.org/W1984676789","https://openalex.org/W1987940674","https://openalex.org/W1989510327","https://openalex.org/W2002497622","https://openalex.org/W2017762750","https://openalex.org/W2033787590","https://openalex.org/W2037315080","https://openalex.org/W2044476399","https://openalex.org/W2076890843","https://openalex.org/W2081901197","https://openalex.org/W2101332905","https://openalex.org/W2105681302","https://openalex.org/W2116481897","https://openalex.org/W2122360047","https://openalex.org/W2137753605","https://openalex.org/W2141392072","https://openalex.org/W2147131164","https://openalex.org/W2150862753","https://openalex.org/W2156005252","https://openalex.org/W2158934976","https://openalex.org/W2159694288","https://openalex.org/W2167053601","https://openalex.org/W2172298832","https://openalex.org/W2274749912","https://openalex.org/W2461477287","https://openalex.org/W2791054494","https://openalex.org/W2895534574","https://openalex.org/W2897280976","https://openalex.org/W2900409652","https://openalex.org/W2924886063","https://openalex.org/W2928903224","https://openalex.org/W2942926514","https://openalex.org/W2978058099","https://openalex.org/W2978169194","https://openalex.org/W2981720006","https://openalex.org/W2987015995","https://openalex.org/W3042677183","https://openalex.org/W3133883328","https://openalex.org/W3139102551"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2542439796","https://openalex.org/W2356048238","https://openalex.org/W2128309414","https://openalex.org/W4224288062","https://openalex.org/W3128753656","https://openalex.org/W2015676400","https://openalex.org/W2040841734","https://openalex.org/W2181172762","https://openalex.org/W4241196849"],"abstract_inverted_index":{"In":[0,188],"this":[1],"paper,":[2],"an":[3,75],"ultra-miniaturized":[4],"implantable":[5,199],"antenna":[6,31,69,73,116,166,225,250,269],"is":[7,32,121,151,251,270],"proposed":[8,30,165,249],"for":[9,276],"biomedical":[10,198,278],"applications,":[11],"which":[12],"operates":[13],"in":[14,210],"frequency":[15],"of":[16,23,28,56,83,89,95,178,185,195,203,213,245],"the":[17,29,63,68,115,118,155,164,193,196,201,208,211,214,234,237,243,248,252,268,277],"industrial,":[18],"scientific,":[19],"and":[20,53,81,86,123,130,157,180,207,220,257,274],"medical":[21],"bands":[22],"2.4":[24,173],"GHz.":[25],"The":[26,72,159,224],"miniaturization":[27],"obtained":[33],"by":[34],"using":[35],"a":[36,43,57,79,87,168,176,181,204,227,271],"meander":[37],"line":[38],"as":[39,153],"radiating":[40],"patch,":[41],"introducing":[42],"<inline-formula":[44,96,137],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[45,97,138],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[46,98,139],"<tex-math":[47,99,140],"notation=\"LaTeX\">$1.2~\\Omega":[48],"$":[49],"</tex-math></inline-formula>":[50,111,149],"chip":[51],"resistor,":[52],"two":[54],"pairs":[55],"rectangle":[58],"slot":[59],"are":[60,222],"etched":[61],"on":[62],"ground":[64],"plane":[65],"to":[66,190,263],"expand":[67],"impedance":[70,170],"bandwidth.":[71],"has":[74],"ultra-compact":[76],"size":[77],"with":[78,175,233,259],"width":[80,256],"length":[82],"2.5":[84,104],"mm":[85,91],"thickness":[88],"0.64":[90],"(the":[92],"total":[93],"dimension":[94,254],"notation=\"LaTeX\">$2.5":[100],"{\\mathrm":[101,105,109],"{mm}}":[102,106],"\\times":[103,107],"1.28":[108],"{mm}}^{3}$":[110],").":[112],"To":[113,242],"validate":[114],"structure,":[117],"optimal":[119],"design":[120],"fabricated":[122],"experimentally":[124],"measured.":[125],"A":[126],"low":[127,228],"loss,":[128],"flexible,":[129],"biocompatible":[131],"PCB":[132],"material,":[133],"Taconic":[134],"CER-10":[135],"(":[136],"notation=\"LaTeX\">$\\varepsilon":[141],"_{r}":[142],"=":[143,146],"10.2,":[144],"\\sigma":[145],"0.0":[147],"035$":[148],")":[150],"adopted":[152],"both":[154],"substrate":[156],"superstrate.":[158],"experiment":[160],"results":[161],"imply":[162],"that":[163],"produces":[167],"good":[169],"matching":[171],"at":[172],"GHz":[174],"bandwidth":[177],"16.6%":[179],"maximum":[182],"peak":[183],"gain":[184],"\u221218.3":[186],"dBi.":[187],"addition,":[189],"further":[191],"prove":[192],"performance":[194,261],"designed":[197],"antenna,":[200],"effects":[202],"coaxial":[205],"cable":[206],"simulations":[209],"environment":[212],"human":[215],"tissue":[216],"models":[217],"(head,":[218],"arm,":[219],"leg)":[221],"established.":[223],"provides":[226],"specific":[229],"absorption":[230],"rate":[231],"(SAR)":[232],"value":[235],"compliance":[236],"IEEE":[238],"standard":[239],"safety":[240],"guidelines.":[241],"best":[244],"our":[246],"knowledge,":[247],"smallest":[253],"(in":[255],"length)":[258],"high":[260],"compared":[262],"previously":[264],"reported":[265],"works.":[266],"Thus,":[267],"potential":[272],"candidate":[273],"suitable":[275],"applications.":[279]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-14T08:43:22.919905","created_date":"2025-10-10T00:00:00"}
