{"id":"https://openalex.org/W7202298436","doi":"https://doi.org/10.48084/etasr.19003","title":"A Novel Sunflower-Shaped Microstrip Antenna at 5.75 GHz for WLAN, Wi-Fi and 5G Mobile","display_name":"A Novel Sunflower-Shaped Microstrip Antenna at 5.75 GHz for WLAN, Wi-Fi and 5G Mobile","publication_year":2026,"publication_date":"2026-08-11","ids":{"openalex":"https://openalex.org/W7202298436","doi":"https://doi.org/10.48084/etasr.19003"},"language":"en","primary_location":{"id":"doi:10.48084/etasr.19003","doi":"https://doi.org/10.48084/etasr.19003","is_oa":true,"landing_page_url":"https://doi.org/10.48084/etasr.19003","pdf_url":"https://etasr.com/index.php/ETASR/article/download/19003/6954","source":{"id":"https://openalex.org/S2737646863","display_name":"Engineering Technology & Applied Science Research","issn_l":"1792-8036","issn":["1792-8036","2241-4487"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310318068","host_organization_name":"Engineering, Technology & Applied Science Research","host_organization_lineage":["https://openalex.org/P4310318068"],"host_organization_lineage_names":["Engineering, Technology & Applied Science Research"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Engineering, Technology & Applied Science Research","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://etasr.com/index.php/ETASR/article/download/19003/6954","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5121377048","display_name":"Sangam Prafulla Borkar","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I140887281","display_name":"Goa University","ror":"https://ror.org/030reqw53","country_code":"IN","type":"education","lineage":["https://openalex.org/I140887281"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Sangam Prafulla Borkar","raw_affiliation_strings":["Goa College of Engineering, Farmagudi, Affiliated to Goa University, Taleigao, Goa, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Goa College of Engineering, Farmagudi, Affiliated to Goa University, Taleigao, Goa, India","institution_ids":["https://openalex.org/I140887281"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040479136","display_name":"Nitesh B. Guinde","orcid":"https://orcid.org/0000-0002-2920-6454","observed_orcids":["https://orcid.org/0000-0002-2920-6454"]},"institutions":[{"id":"https://openalex.org/I140887281","display_name":"Goa University","ror":"https://ror.org/030reqw53","country_code":"IN","type":"education","lineage":["https://openalex.org/I140887281"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Nitesh Guinde","raw_affiliation_strings":["Goa College of Engineering, Farmagudi, Affiliated to Goa University, Taleigao, Goa, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Goa College of Engineering, Farmagudi, Affiliated to Goa University, Taleigao, Goa, India","institution_ids":["https://openalex.org/I140887281"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5121377048"],"corresponding_institution_ids":["https://openalex.org/I140887281"],"apc_list":{"value":400,"currency":"EUR","value_usd":431},"apc_paid":{"value":400,"currency":"EUR","value_usd":431},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"16","issue":"4","first_page":"37912","last_page":"37918"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9878000020980835,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9878000020980835,"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":0.00989999994635582,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.0010999999940395355,"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/microstrip-antenna","display_name":"microstrip antenna","score":0.9810000061988831},{"id":"https://openalex.org/keywords/defected-ground-structure","display_name":"defected ground structure","score":0.9959999918937683},{"id":"https://openalex.org/keywords/wireless-lan","display_name":"wireless LAN","score":0.7350000143051147},{"id":"https://openalex.org/keywords/wi-fi-6e","display_name":"Wi-Fi 6E","score":0.9700000286102295},{"id":"https://openalex.org/keywords/5g-nr","display_name":"5G NR","score":0.847000002861023},{"id":"https://openalex.org/keywords/sub-6-ghz","display_name":"sub-6 GHz","score":0.9649999737739563},{"id":"https://openalex.org/keywords/fr-4-substrate","display_name":"FR4 substrate","score":0.878000020980835},{"id":"https://openalex.org/keywords/antenna-miniaturization","display_name":"antenna miniaturization","score":0.6710000038146973},{"id":"https://openalex.org/keywords/radiation-efficiency","display_name":"radiation efficiency","score":0.41499999165534973}],"concepts":[{"id":"https://openalex.org/C170349913","wikidata":"https://www.wikidata.org/wiki/Q13402882","display_name":"Microstrip antenna","level":3,"score":0.5476999878883362},{"id":"https://openalex.org/C196901423","wikidata":"https://www.wikidata.org/wiki/Q3933836","display_name":"Return loss","level":3,"score":0.5005999803543091},{"id":"https://openalex.org/C123657345","wikidata":"https://www.wikidata.org/wiki/Q639055","display_name":"Microstrip","level":2,"score":0.48510000109672546},{"id":"https://openalex.org/C160844929","wikidata":"https://www.wikidata.org/wiki/Q55604036","display_name":"Antenna efficiency","level":4,"score":0.4738999903202057},{"id":"https://openalex.org/C151764478","wikidata":"https://www.wikidata.org/wiki/Q571921","display_name":"Radiation pattern","level":3,"score":0.4668999910354614},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4593000113964081},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4499000012874603},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4431999921798706},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.415800005197525},{"id":"https://openalex.org/C158616128","wikidata":"https://www.wikidata.org/wiki/Q4771260","display_name":"Antenna measurement","level":3,"score":0.4108000099658966},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.39640000462532043},{"id":"https://openalex.org/C159238334","wikidata":"https://www.wikidata.org/wiki/Q1419428","display_name":"Patch antenna","level":3,"score":0.392300009727478},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3741999864578247},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.37119999527931213},{"id":"https://openalex.org/C196931383","wikidata":"https://www.wikidata.org/wiki/Q4771253","display_name":"Antenna factor","level":4,"score":0.3644999861717224},{"id":"https://openalex.org/C24027999","wikidata":"https://www.wikidata.org/wiki/Q2176348","display_name":"Omnidirectional antenna","level":3,"score":0.36090001463890076},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3529999852180481},{"id":"https://openalex.org/C2778116611","wikidata":"https://www.wikidata.org/wiki/Q25110567","display_name":"Frequency band","level":3,"score":0.3165000081062317},{"id":"https://openalex.org/C64671776","wikidata":"https://www.wikidata.org/wiki/Q769152","display_name":"Directional antenna","level":3,"score":0.3018999993801117},{"id":"https://openalex.org/C81183938","wikidata":"https://www.wikidata.org/wiki/Q251537","display_name":"Antenna gain","level":5,"score":0.2985999882221222},{"id":"https://openalex.org/C113943052","wikidata":"https://www.wikidata.org/wiki/Q5464275","display_name":"Folded inverted conformal antenna","level":5,"score":0.2971000075340271},{"id":"https://openalex.org/C508800617","wikidata":"https://www.wikidata.org/wiki/Q29643","display_name":"Wi-Fi","level":4,"score":0.2953000068664551},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.28519999980926514},{"id":"https://openalex.org/C93130614","wikidata":"https://www.wikidata.org/wiki/Q5138671","display_name":"Coaxial antenna","level":4,"score":0.28360000252723694},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.28119999170303345},{"id":"https://openalex.org/C2777289219","wikidata":"https://www.wikidata.org/wiki/Q7632154","display_name":"Substrate (aquarium)","level":2,"score":0.2777000069618225},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.27250000834465027},{"id":"https://openalex.org/C95496425","wikidata":"https://www.wikidata.org/wiki/Q1466248","display_name":"Monopole antenna","level":3,"score":0.2651999890804291},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.26010000705718994},{"id":"https://openalex.org/C168651791","wikidata":"https://www.wikidata.org/wiki/Q211569","display_name":"Permittivity","level":3,"score":0.2578999996185303},{"id":"https://openalex.org/C2984061966","wikidata":"https://www.wikidata.org/wiki/Q5157313","display_name":"Electromagnetic simulation","level":2,"score":0.2538999915122986},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2513999938964844}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48084/etasr.19003","doi":"https://doi.org/10.48084/etasr.19003","is_oa":true,"landing_page_url":"https://doi.org/10.48084/etasr.19003","pdf_url":"https://etasr.com/index.php/ETASR/article/download/19003/6954","source":{"id":"https://openalex.org/S2737646863","display_name":"Engineering Technology & Applied Science Research","issn_l":"1792-8036","issn":["1792-8036","2241-4487"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310318068","host_organization_name":"Engineering, Technology & Applied Science Research","host_organization_lineage":["https://openalex.org/P4310318068"],"host_organization_lineage_names":["Engineering, Technology & Applied Science Research"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Engineering, Technology & Applied Science Research","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.48084/etasr.19003","doi":"https://doi.org/10.48084/etasr.19003","is_oa":true,"landing_page_url":"https://doi.org/10.48084/etasr.19003","pdf_url":"https://etasr.com/index.php/ETASR/article/download/19003/6954","source":{"id":"https://openalex.org/S2737646863","display_name":"Engineering Technology & Applied Science Research","issn_l":"1792-8036","issn":["1792-8036","2241-4487"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310318068","host_organization_name":"Engineering, Technology & Applied Science Research","host_organization_lineage":["https://openalex.org/P4310318068"],"host_organization_lineage_names":["Engineering, Technology & Applied Science Research"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Engineering, Technology & Applied Science Research","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.5378999710083008}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7202298436.pdf","grobid_xml":"https://content.openalex.org/works/W7202298436.grobid-xml"},"referenced_works_count":15,"referenced_works":["https://openalex.org/W3018303778","https://openalex.org/W3023241852","https://openalex.org/W4388266391","https://openalex.org/W4398769438","https://openalex.org/W4399307629","https://openalex.org/W4401294404","https://openalex.org/W4401297134","https://openalex.org/W4407079248","https://openalex.org/W4409155884","https://openalex.org/W4409173489","https://openalex.org/W4413276353","https://openalex.org/W4414918338","https://openalex.org/W4417326068","https://openalex.org/W7117481164","https://openalex.org/W7168415773"],"related_works":["https://openalex.org/W7117992378","https://openalex.org/W4327774078","https://openalex.org/W6920735010","https://openalex.org/W7117376689","https://openalex.org/W7133304026","https://openalex.org/W3132029349","https://openalex.org/W4404740409","https://openalex.org/W4414637303","https://openalex.org/W3117410760","https://openalex.org/W7113898877"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"the":[3,57,97,112,152,165],"design":[4,51],"of":[5,43,68,74,79,88,94],"a":[6,12,29,65,71,77,82,91],"novel":[7],"sunflower-shaped":[8],"microstrip":[9],"antenna":[10,23,101],"with":[11,40],"Defected":[13],"Ground":[14],"Structure":[15,60],"(DGS)":[16],"for":[17,104,129,172],"sub-6":[18,147],"GHz":[19,27,114,148,154,167],"applications.":[20],"The":[21,50,100],"proposed":[22],"operates":[24],"at":[25,96],"5.75":[26,153],"on":[28],"flame-retardant":[30],"FR-4":[31],"substrate":[32],"(relative":[33],"permittivity":[34],"=":[35],"4.4,":[36],"thickness":[37],"1.6":[38,48],"mm)":[39],"overall":[41],"dimensions":[42],"30":[44],"\u00d7":[45,47],"25":[46],"mm\u00b3.":[49],"is":[52,102,139],"simulated":[53],"and":[54,63,90,126,135,160,177],"analyzed":[55],"using":[56],"High":[58],"Frequency":[59],"Simulator":[61],"(HFSS)":[62],"exhibits":[64],"peak":[66],"gain":[67],"6":[69],"dB,":[70,76],"return":[72],"loss":[73],"\u221232.15":[75],"bandwidth":[78],"400":[80],"MHz,":[81],"Voltage":[83],"Standing":[84],"Wave":[85],"Ratio":[86],"(VSWR)":[87],"0.43,":[89],"radiation":[92],"efficiency":[93],"77%":[95],"operating":[98],"frequency.":[99],"suitable":[103],"Wireless":[105],"Local":[106],"Area":[107],"Network":[108],"(WLAN)":[109],"applications":[110,130],"in":[111,174],"5":[113,125],"band,":[115,168],"supporting":[116],"high-speed":[117],"Wi-Fi":[118,127],"standards":[119],"such":[120],"as":[121],"IEEE":[122],"802.11a/n/ac/ax":[123],"(Wi-Fi":[124],"6E)":[128],"including":[131],"streaming,":[132],"online":[133],"gaming,":[134],"high-data-rate":[136],"transfer.":[137],"It":[138],"also":[140],"relevant":[141],"to":[142,164],"5G":[143],"New":[144],"Radio":[145],"(NR)":[146],"mobile":[149,179],"applications,":[150],"where":[151],"band":[155],"offers":[156],"higher":[157],"data":[158],"rates":[159],"reduced":[161],"congestion":[162],"compared":[163],"2.4":[166],"making":[169],"it":[170],"appropriate":[171],"use":[173],"smartphones,":[175],"laptops,":[176],"other":[178],"devices.":[180]},"counts_by_year":[],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2026-08-13T00:00:00"}