{"id":"https://openalex.org/W4416926043","doi":"https://doi.org/10.1109/jiot.2025.3639403","title":"Machine Learning-Optimized Dual-Band LoRa Elliptical Patch Antenna in LoRa Communication System for Waterborne Microplastic Detection","display_name":"Machine Learning-Optimized Dual-Band LoRa Elliptical Patch Antenna in LoRa Communication System for Waterborne Microplastic Detection","publication_year":2025,"publication_date":"2025-12-02","ids":{"openalex":"https://openalex.org/W4416926043","doi":"https://doi.org/10.1109/jiot.2025.3639403"},"language":null,"primary_location":{"id":"doi:10.1109/jiot.2025.3639403","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3639403","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/A5044758303","display_name":"Adisak Romputtal","orcid":"https://orcid.org/0000-0002-1614-4047"},"institutions":[{"id":"https://openalex.org/I108108428","display_name":"Thammasat University","ror":"https://ror.org/002yp7f20","country_code":"TH","type":"education","lineage":["https://openalex.org/I108108428"]}],"countries":["TH"],"is_corresponding":true,"raw_author_name":"Adisak Romputtal","raw_affiliation_strings":["Department of Physics, Faculty of Science and Technology, Thammasat University, Pathumthani, Thailand"],"affiliations":[{"raw_affiliation_string":"Department of Physics, Faculty of Science and Technology, Thammasat University, Pathumthani, Thailand","institution_ids":["https://openalex.org/I108108428"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074748424","display_name":"Chuwong Phongcharoenpanich","orcid":"https://orcid.org/0000-0002-2057-3127"},"institutions":[{"id":"https://openalex.org/I91538806","display_name":"King Mongkut's Institute of Technology Ladkrabang","ror":"https://ror.org/055mf0v62","country_code":"TH","type":"education","lineage":["https://openalex.org/I91538806"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Chuwong Phongcharoenpanich","raw_affiliation_strings":["School of Engineering, King Mongkut&#x2019;s Institute of Technology Ladkrabang, Bangkok, Thailand"],"affiliations":[{"raw_affiliation_string":"School of Engineering, King Mongkut&#x2019;s Institute of Technology Ladkrabang, Bangkok, Thailand","institution_ids":["https://openalex.org/I91538806"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5044758303"],"corresponding_institution_ids":["https://openalex.org/I108108428"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.29761478,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"3","first_page":"4949","last_page":"4963"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10753","display_name":"Microplastics and Plastic Pollution","score":0.8080000281333923,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10753","display_name":"Microplastics and Plastic Pollution","score":0.8080000281333923,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12017","display_name":"Recycling and Waste Management Techniques","score":0.04280000180006027,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.03280000016093254,"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/antenna","display_name":"Antenna (radio)","score":0.5060999989509583},{"id":"https://openalex.org/keywords/default-gateway","display_name":"Default gateway","score":0.4952999949455261},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.4878999888896942},{"id":"https://openalex.org/keywords/sensor-node","display_name":"Sensor node","score":0.46320000290870667},{"id":"https://openalex.org/keywords/ultra-high-frequency","display_name":"Ultra high frequency","score":0.4372999966144562},{"id":"https://openalex.org/keywords/patch-antenna","display_name":"Patch antenna","score":0.4293000102043152},{"id":"https://openalex.org/keywords/omnidirectional-antenna","display_name":"Omnidirectional antenna","score":0.42410001158714294},{"id":"https://openalex.org/keywords/microstrip-antenna","display_name":"Microstrip antenna","score":0.40380001068115234}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6704000234603882},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.5060999989509583},{"id":"https://openalex.org/C187713609","wikidata":"https://www.wikidata.org/wiki/Q2465461","display_name":"Default gateway","level":2,"score":0.4952999949455261},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.4878999888896942},{"id":"https://openalex.org/C111185680","wikidata":"https://www.wikidata.org/wiki/Q3866206","display_name":"Sensor node","level":5,"score":0.46320000290870667},{"id":"https://openalex.org/C96122199","wikidata":"https://www.wikidata.org/wiki/Q628096","display_name":"Ultra high frequency","level":2,"score":0.4372999966144562},{"id":"https://openalex.org/C159238334","wikidata":"https://www.wikidata.org/wiki/Q1419428","display_name":"Patch antenna","level":3,"score":0.4293000102043152},{"id":"https://openalex.org/C24027999","wikidata":"https://www.wikidata.org/wiki/Q2176348","display_name":"Omnidirectional antenna","level":3,"score":0.42410001158714294},{"id":"https://openalex.org/C170349913","wikidata":"https://www.wikidata.org/wiki/Q13402882","display_name":"Microstrip antenna","level":3,"score":0.40380001068115234},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.38670000433921814},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37279999256134033},{"id":"https://openalex.org/C751236","wikidata":"https://www.wikidata.org/wiki/Q175943","display_name":"Photodiode","level":2,"score":0.36820000410079956},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.34700000286102295},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3434000015258789},{"id":"https://openalex.org/C2775957982","wikidata":"https://www.wikidata.org/wiki/Q5283138","display_name":"Distributed antenna system","level":3,"score":0.3377000093460083},{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.33399999141693115},{"id":"https://openalex.org/C612350","wikidata":"https://www.wikidata.org/wiki/Q1761108","display_name":"Impedance matching","level":3,"score":0.3131999969482422},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.30799999833106995},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.3052999973297119},{"id":"https://openalex.org/C52236655","wikidata":"https://www.wikidata.org/wiki/Q2628074","display_name":"PIN diode","level":3,"score":0.30149999260902405},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2994999885559082},{"id":"https://openalex.org/C13545353","wikidata":"https://www.wikidata.org/wiki/Q4763363","display_name":"Angle of arrival","level":3,"score":0.29910001158714294},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.2969000041484833},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.2964000105857849},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2944999933242798},{"id":"https://openalex.org/C102168758","wikidata":"https://www.wikidata.org/wiki/Q7321258","display_name":"Beacon","level":2,"score":0.27079999446868896},{"id":"https://openalex.org/C66251956","wikidata":"https://www.wikidata.org/wiki/Q7451086","display_name":"Sensor array","level":2,"score":0.2533000111579895}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3639403","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3639403","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":[],"awards":[{"id":"https://openalex.org/G5768356180","display_name":null,"funder_award_id":"180249","funder_id":"https://openalex.org/F4320329659","funder_display_name":"Thailand Science Research and Innovation"}],"funders":[{"id":"https://openalex.org/F4320329659","display_name":"Thailand Science Research and Innovation","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W2795262473","https://openalex.org/W2807981967","https://openalex.org/W2884657991","https://openalex.org/W2919953875","https://openalex.org/W2946415212","https://openalex.org/W2963218670","https://openalex.org/W2979511419","https://openalex.org/W2983745542","https://openalex.org/W2985445011","https://openalex.org/W3017248349","https://openalex.org/W3043929903","https://openalex.org/W3048012060","https://openalex.org/W3081582540","https://openalex.org/W3121317524","https://openalex.org/W3122286110","https://openalex.org/W3131648199","https://openalex.org/W3142611970","https://openalex.org/W3196867681","https://openalex.org/W3199553250","https://openalex.org/W4223644809","https://openalex.org/W4285228522","https://openalex.org/W4285602941","https://openalex.org/W4302794073","https://openalex.org/W4310048683","https://openalex.org/W4316467779","https://openalex.org/W4319986902","https://openalex.org/W4323341215","https://openalex.org/W4380886512","https://openalex.org/W4385258218","https://openalex.org/W4388041048"],"related_works":[],"abstract_inverted_index":{"This":[0],"research":[1],"proposes":[2],"a":[3,24,46,72,107,122],"dual-band":[4,153],"LoRa":[5,11,20,25,35,73,102,154,216,225,232,258],"elliptical":[6,74,155,217],"patch":[7,75,156,218],"antenna":[8,76,128,140,157,334],"for":[9,86,184,294],"the":[10,61,78,101,111,114,127,146,159,185,193,224,231,239,250,257,273,307,326,333],"communication":[12,21,226,259],"system":[13,22,260],"to":[14,41,96,106,245,331,337],"detect":[15],"waterborne":[16,252],"microplastics.":[17,298],"The":[18,34,67,90,151,172,276,299,319],"proposed":[19],"comprises":[23],"sensor":[26,36,79,103,233],"node":[27,37,80,104,234],"board":[28,38,93,105,235],"and":[29,49,113,119,148,163,180,187,208,236,247,263,268,336,340],"an":[30,55,168,290,314],"IoT-LoRa":[31,91,240],"gateway":[32,92,241],"board.":[33,242],"is":[39,69,94,117,130,261,302],"used":[40,95],"capture":[42],"microplastic":[43,65,253,278],"images":[44,267,271],"using":[45,71,133,265],"digital":[47],"camera":[48],"collect":[50],"analog":[51,269],"signal":[52],"data":[53,68,88,98,116],"from":[54,64,100,272],"8\u00d78":[56],"photodiode":[57,274],"array":[58],"which":[59,143],"detects":[60],"reflected":[62],"light":[63],"fragments.":[66],"transmitted":[70],"in":[77,287,311,325,344],"board,":[81],"operating":[82],"at":[83,205,211],"0.915":[84],"GHz":[85,207],"long-range":[87],"transfer.":[89],"forward":[97],"received":[99],"cloud":[108],"server":[109],"via":[110,121],"internet,":[112],"stored":[115],"accessible":[118],"viewable":[120],"smartphone.":[123],"In":[124],"this":[125,322],"research,":[126],"design":[129,141,335],"optimized":[131],"by":[132],"machine":[134],"learning":[135],"(ML)":[136],"algorithms,":[137],"unlike":[138],"conventional":[139],"methods":[142],"rely":[144],"on":[145,230,238],"manual":[147],"iterative":[149],"process.":[150],"ML-optimized":[152,215],"covers":[158],"LoRa,":[160],"UHF":[161],"RFID,":[162],"ZigBee":[164],"frequency":[165,189],"bands,":[166,190],"with":[167,192,256],"omnidirectional":[169],"radiation":[170],"pattern.":[171],"measured":[173],"impedance":[174,195],"bandwidths":[175],"are":[176,220],"8.93%":[177],"(0.868\u20130.949":[178],"GHz)":[179,183],"12.69%":[181],"(2.36\u20132.68":[182],"lower":[186],"upper":[188],"respectively,":[191],"corresponding":[194],"matching":[196],"(|<italic":[197],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[198,200],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">S</i><sub":[199],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">11</sub>|)":[201],"of":[202,285,292,297,305,309,317,321,328,342],"-23.02":[203],"dB":[204,210],"0.907":[206],"-27.27":[209],"2.52":[212],"GHz.":[213],"Two":[214],"antennas":[219],"subsequently":[221],"integrated":[222],"into":[223],"system,":[227],"i.e.,":[228],"one":[229],"other":[237],"Furthermore,":[243],"prior":[244],"indoor":[246],"outdoor":[248],"experiments,":[249],"ML-driven":[251,277],"detection":[254,279,300,341],"scheme":[255,280,301],"trained":[262],"tested":[264],"camera-captured":[266],"signal-converted":[270],"array.":[275],"can":[281],"classify":[282],"different":[283],"types":[284,296],"microplastics":[286,310,343],"water,":[288,312],"achieving":[289,313],"accuracy":[291,316],"100%":[293],"all":[295],"also":[303],"capable":[304],"identifying":[306],"presence":[308],"overall":[315],"98.5%.":[318],"originality":[320],"work":[323],"lies":[324],"use":[327],"ML":[329],"algorithm":[330],"optimize":[332],"streamline":[338],"identification":[339],"water.":[345]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-12-02T00:00:00"}