{"id":"https://openalex.org/W2977896756","doi":"https://doi.org/10.1109/tap.2019.2943426","title":"Compact Magnetic Loop Antenna for Omnidirectional On-Metal UHF Tag Design","display_name":"Compact Magnetic Loop Antenna for Omnidirectional On-Metal UHF Tag Design","publication_year":2019,"publication_date":"2019-10-01","ids":{"openalex":"https://openalex.org/W2977896756","doi":"https://doi.org/10.1109/tap.2019.2943426","mag":"2977896756"},"language":"en","primary_location":{"id":"doi:10.1109/tap.2019.2943426","doi":"https://doi.org/10.1109/tap.2019.2943426","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tap.2019.2943426","pdf_url":null,"source":{"id":"https://openalex.org/S85738991","display_name":"IEEE Transactions on Antennas and Propagation","issn_l":"0018-926X","issn":["0018-926X","1558-2221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320753","host_organization_name":"IEEE Antennas & Propagation Society","host_organization_lineage":["https://openalex.org/P4310320753","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Antennas & Propagation 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 Transactions on Antennas and Propagation","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5052452226","display_name":"Shin-Rou Lee","orcid":"https://orcid.org/0000-0002-0349-171X","observed_orcids":["https://orcid.org/0000-0002-0349-171X"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Shin-Rou Lee","raw_affiliation_strings":["Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia"],"raw_orcid":"https://orcid.org/0000-0002-0349-171X","affiliations":[{"raw_affiliation_string":"Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009637294","display_name":"Wai-Hau Ng","orcid":"https://orcid.org/0000-0002-2267-7907","observed_orcids":["https://orcid.org/0000-0002-2267-7907"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Wai-Hau Ng","raw_affiliation_strings":["Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia"],"raw_orcid":"https://orcid.org/0000-0002-2267-7907","affiliations":[{"raw_affiliation_string":"Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045254671","display_name":"Eng-Hock Lim","orcid":"https://orcid.org/0000-0001-5301-1115","observed_orcids":["https://orcid.org/0000-0001-5301-1115"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Eng-Hock Lim","raw_affiliation_strings":["Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia"],"raw_orcid":"https://orcid.org/0000-0001-5301-1115","affiliations":[{"raw_affiliation_string":"Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000404538","display_name":"Fwee-Leong Bong","orcid":"https://orcid.org/0000-0001-9032-3804","observed_orcids":["https://orcid.org/0000-0001-9032-3804"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Fwee-Leong Bong","raw_affiliation_strings":["Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia"],"raw_orcid":"https://orcid.org/0000-0001-9032-3804","affiliations":[{"raw_affiliation_string":"Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052693821","display_name":"Boon\u2010Kuan Chung","orcid":"https://orcid.org/0000-0001-8262-5693","observed_orcids":["https://orcid.org/0000-0001-8262-5693"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Boon-Kuan Chung","raw_affiliation_strings":["Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia"],"raw_orcid":"https://orcid.org/0000-0001-8262-5693","affiliations":[{"raw_affiliation_string":"Electrical and Electronic Engineering Department, Universiti Tunku Abdul Rahman, Kajang, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2045,"currency":"USD","value_usd":2045},"apc_paid":null,"fwci":2.1628,"has_fulltext":false,"cited_by_count":44,"citation_normalized_percentile":{"value":0.88595108,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"68","issue":"2","first_page":"765","last_page":"772"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10986","display_name":"RFID technology advancements","score":0.7050999999046326,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10986","display_name":"RFID technology advancements","score":0.7050999999046326,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.2833999991416931,"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.0044999998062849045,"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/magnetic-loop-antenna","display_name":"magnetic loop antenna","score":0.9750000238418579},{"id":"https://openalex.org/keywords/uhf-rfid-tag-antenna","display_name":"UHF RFID tag antenna","score":0.8489999771118164},{"id":"https://openalex.org/keywords/omnidirectional-radiation-pattern","display_name":"omnidirectional radiation pattern","score":0.8830000162124634},{"id":"https://openalex.org/keywords/shorted-patch","display_name":"shorted patch","score":0.7570000290870667},{"id":"https://openalex.org/keywords/notch-design","display_name":"notch design","score":0.36800000071525574},{"id":"https://openalex.org/keywords/resonant-frequency-stability","display_name":"resonant frequency stability","score":0.8339999914169312},{"id":"https://openalex.org/keywords/read-range","display_name":"read range","score":0.49000000953674316}],"concepts":[{"id":"https://openalex.org/C24027999","wikidata":"https://www.wikidata.org/wiki/Q2176348","display_name":"Omnidirectional antenna","level":3,"score":0.8666423559188843},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.6525560617446899},{"id":"https://openalex.org/C96122199","wikidata":"https://www.wikidata.org/wiki/Q628096","display_name":"Ultra high frequency","level":2,"score":0.5586813688278198},{"id":"https://openalex.org/C155711043","wikidata":"https://www.wikidata.org/wiki/Q381015","display_name":"Loop antenna","level":5,"score":0.545068621635437},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.5386806130409241},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5180709362030029},{"id":"https://openalex.org/C204222849","wikidata":"https://www.wikidata.org/wiki/Q104954","display_name":"Radio-frequency identification","level":2,"score":0.4967513680458069},{"id":"https://openalex.org/C134786449","wikidata":"https://www.wikidata.org/wiki/Q3391255","display_name":"Planar","level":2,"score":0.4720897376537323},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.46200698614120483},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4524655342102051},{"id":"https://openalex.org/C184670325","wikidata":"https://www.wikidata.org/wiki/Q512604","display_name":"Loop (graph theory)","level":2,"score":0.4145812392234802},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3298930525779724},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3029111623764038},{"id":"https://openalex.org/C93130614","wikidata":"https://www.wikidata.org/wiki/Q5138671","display_name":"Coaxial antenna","level":4,"score":0.30084550380706787},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21778851747512817},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12905371189117432},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tap.2019.2943426","doi":"https://doi.org/10.1109/tap.2019.2943426","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tap.2019.2943426","pdf_url":null,"source":{"id":"https://openalex.org/S85738991","display_name":"IEEE Transactions on Antennas and Propagation","issn_l":"0018-926X","issn":["0018-926X","1558-2221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320753","host_organization_name":"IEEE Antennas & Propagation Society","host_organization_lineage":["https://openalex.org/P4310320753","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Antennas & Propagation 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 Transactions on Antennas and Propagation","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1963931857","https://openalex.org/W1996533796","https://openalex.org/W2054331478","https://openalex.org/W2080877669","https://openalex.org/W2094481581","https://openalex.org/W2108619524","https://openalex.org/W2112857648","https://openalex.org/W2120297024","https://openalex.org/W2123782693","https://openalex.org/W2125506000","https://openalex.org/W2143116603","https://openalex.org/W2341843316","https://openalex.org/W2510439656","https://openalex.org/W2593496425","https://openalex.org/W2605085300","https://openalex.org/W2759192447","https://openalex.org/W2796349194","https://openalex.org/W2798805773","https://openalex.org/W2884667203","https://openalex.org/W2897708718","https://openalex.org/W2898178716"],"related_works":["https://openalex.org/W4412081553","https://openalex.org/W4416965718","https://openalex.org/W4395680589","https://openalex.org/W3183063153","https://openalex.org/W4417168862","https://openalex.org/W4400810509","https://openalex.org/W4386921274","https://openalex.org/W4407478411","https://openalex.org/W7127429273","https://openalex.org/W4417053079"],"abstract_inverted_index":{"For":[0],"the":[1,98,103,117,121,150,175],"first":[2],"time,":[3],"a":[4,35,52,58,138,162,187],"planar":[5],"and":[6,41,144],"low-profile":[7],"magnetic":[8],"loop":[9],"antenna":[10,76,153],"is":[11,77,130,154,182],"proposed":[12,25,151],"for":[13,95,114],"designing":[14],"an":[15,31],"omnidirectional":[16,82,158],"metalmountable":[17],"radio":[18],"frequency":[19,101,181],"identification":[20],"(RFID)":[21],"tag":[22,26,75,152],"antenna.":[23],"The":[24,74,89,178],"antenna,":[27],"which":[28],"consists":[29],"of":[30,51,60,128,141,166,190],"annular":[32],"slot":[33],"exciter,":[34],"shorted":[36],"patch,":[37],"two":[38],"shorting":[39],"stubs,":[40],"four":[42],"notches,":[43],"can":[44,110],"be":[45,112],"easily":[46],"made":[47],"on":[48,87,169],"one":[49],"side":[50],"flexible":[53],"polyimide":[54],"film.":[55],"It":[56],"has":[57,146],"dimension":[59],"38":[61,64],"mm":[62,65,68],"\u00d7":[63,66],"1.6":[67],"(0.116\u03bb":[69],"x":[70,72],"0.116\u03bb":[71],"0.0049\u03bb).":[73],"able":[78,155],"to":[79,102,137,156],"generate":[80,157],"stable":[81,163,185],"read":[83,164],"patterns":[84,160],"when":[85],"placed":[86],"metal.":[88],"notches":[90],"are":[91,133],"not":[92],"only":[93,191],"employed":[94],"bringing":[96],"down":[97],"tag's":[99,179],"resonant":[100,180],"ultrahigh":[104],"(UHF)":[105],"RFID":[106],"band,":[107],"but":[108],"they":[109],"also":[111,183],"used":[113],"effectively":[115],"reducing":[116],"gain":[118],"fluctuation":[119,189],"in":[120,171,174],"azimuth":[122,176],"plane.":[123,177],"Good":[124],"maximum":[125,188],"power":[126,140],"transmission":[127],"~90%":[129],"attainable.":[131],"Measurements":[132],"conducted":[134],"with":[135,161,186],"reference":[136],"transmitting":[139],"4W":[142],"EIRP,":[143],"it":[145],"been":[147],"shown":[148],"that":[149],"radiation":[159],"distance":[165],"5.29-5.65":[167],"m":[168],"metal":[170],"all":[172],"directions":[173],"very":[184],"0.22%.":[192]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2019-10-10T00:00:00"}