{"id":"https://openalex.org/W4380997461","doi":"https://doi.org/10.3390/mi14061254","title":"Dual-Band and Wideband Bandpass Filters Using Coupled Lines and Tri-Stepped Impedance Stubs","display_name":"Dual-Band and Wideband Bandpass Filters Using Coupled Lines and Tri-Stepped Impedance Stubs","publication_year":2023,"publication_date":"2023-06-14","ids":{"openalex":"https://openalex.org/W4380997461","doi":"https://doi.org/10.3390/mi14061254","pmid":"https://pubmed.ncbi.nlm.nih.gov/37374838","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/10305659"},"language":"en","primary_location":{"id":"doi:10.3390/mi14061254","doi":"https://doi.org/10.3390/mi14061254","is_oa":true,"landing_page_url":"https://doi.org/10.3390/mi14061254","pdf_url":"https://www.mdpi.com/2072-666X/14/6/1254/pdf?version=1686744594","source":{"id":"https://openalex.org/S96702057","display_name":"Micromachines","issn_l":"2072-666X","issn":["2072-666X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Micromachines","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-666X/14/6/1254/pdf?version=1686744594","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083332555","display_name":"Abdullah J. Alazemi","orcid":"https://orcid.org/0000-0002-4567-4127","observed_orcids":["https://orcid.org/0000-0002-4567-4127","https://orcid.org/0000-0003-3524-4323"]},"institutions":[{"id":"https://openalex.org/I36721946","display_name":"Kuwait University","ror":"https://ror.org/021e5j056","country_code":"KW","type":"education","lineage":["https://openalex.org/I36721946"]}],"countries":["KW"],"is_corresponding":true,"raw_author_name":"Abdullah J. Alazemi","raw_affiliation_strings":["Electrical Engineering Department, College of Engineering and Petroleum, Kuwait University, Safat, Kuwait City 13060, Kuwait"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, College of Engineering and Petroleum, Kuwait University, Safat, Kuwait City 13060, Kuwait","institution_ids":["https://openalex.org/I36721946"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5083332555"],"corresponding_institution_ids":["https://openalex.org/I36721946"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2224},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2224},"fwci":1.069,"has_fulltext":true,"cited_by_count":15,"citation_normalized_percentile":{"value":0.72796226,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"14","issue":"6","first_page":"1254","last_page":"1254"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9994999766349792,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9994999766349792,"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/T10069","display_name":"Antenna Design and Analysis","score":9.999999747378752e-05,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.0,"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/bandpass-filter","display_name":"bandpass filter","score":0.8629999756813049},{"id":"https://openalex.org/keywords/dual-band-filter","display_name":"dual-band filter","score":0.9390000104904175},{"id":"https://openalex.org/keywords/wideband-filter","display_name":"wideband filter","score":0.9929999709129333},{"id":"https://openalex.org/keywords/coupled-transmission-lines","display_name":"coupled transmission lines","score":0.953000009059906},{"id":"https://openalex.org/keywords/transmission-zeros","display_name":"transmission zeros","score":0.7799999713897705},{"id":"https://openalex.org/keywords/selectivity-factor","display_name":"selectivity factor","score":0.7609999775886536},{"id":"https://openalex.org/keywords/gsm","display_name":"GSM","score":0.6859999895095825},{"id":"https://openalex.org/keywords/gps","display_name":"GPS","score":0.765999972820282},{"id":"https://openalex.org/keywords/microwave-filters","display_name":"microwave filters","score":0.39399999380111694}],"concepts":[{"id":"https://openalex.org/C46416853","wikidata":"https://www.wikidata.org/wiki/Q254758","display_name":"Passband","level":3,"score":0.8814451694488525},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.8633860945701599},{"id":"https://openalex.org/C7054721","wikidata":"https://www.wikidata.org/wiki/Q1940572","display_name":"Center frequency","level":3,"score":0.6388574838638306},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.6364687085151672},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.5509273409843445},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.48670080304145813},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4361318349838257},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4275514483451843},{"id":"https://openalex.org/C156137958","wikidata":"https://www.wikidata.org/wiki/Q262754","display_name":"High-pass filter","level":4,"score":0.41404736042022705},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.33671626448631287},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2523302435874939},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2414940893650055},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.22383520007133484},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.22334331274032593},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19882720708847046}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3390/mi14061254","doi":"https://doi.org/10.3390/mi14061254","is_oa":true,"landing_page_url":"https://doi.org/10.3390/mi14061254","pdf_url":"https://www.mdpi.com/2072-666X/14/6/1254/pdf?version=1686744594","source":{"id":"https://openalex.org/S96702057","display_name":"Micromachines","issn_l":"2072-666X","issn":["2072-666X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Micromachines","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:10305659","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/10305659","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC10305659/pdf/micromachines-14-01254.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Micromachines (Basel)","raw_type":"Text"},{"id":"pmid:37374838","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/37374838","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Micromachines","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:5ac39b033ffc4a8aac77ef39afe3a21e","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/5ac39b033ffc4a8aac77ef39afe3a21e","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Micromachines, Vol 14, Iss 6, p 1254 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/mi14061254","doi":"https://doi.org/10.3390/mi14061254","is_oa":true,"landing_page_url":"https://doi.org/10.3390/mi14061254","pdf_url":"https://www.mdpi.com/2072-666X/14/6/1254/pdf?version=1686744594","source":{"id":"https://openalex.org/S96702057","display_name":"Micromachines","issn_l":"2072-666X","issn":["2072-666X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Micromachines","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G7629189851","display_name":null,"funder_award_id":"EE01/22","funder_id":"https://openalex.org/F4320322668","funder_display_name":"Kuwait University"}],"funders":[{"id":"https://openalex.org/F4320322668","display_name":"Kuwait University","ror":"https://ror.org/021e5j056"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4380997461.pdf","grobid_xml":"https://content.openalex.org/works/W4380997461.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W1643379187","https://openalex.org/W1982075553","https://openalex.org/W2048913333","https://openalex.org/W2086703543","https://openalex.org/W2157395206","https://openalex.org/W2326092698","https://openalex.org/W2333659941","https://openalex.org/W2564355215","https://openalex.org/W2755158362","https://openalex.org/W2762638524","https://openalex.org/W2769422163","https://openalex.org/W2806297232","https://openalex.org/W2811376234","https://openalex.org/W2886085552","https://openalex.org/W2892093629","https://openalex.org/W2914431504","https://openalex.org/W2929725988","https://openalex.org/W3001434417","https://openalex.org/W3034898090","https://openalex.org/W3047942677","https://openalex.org/W3087991184","https://openalex.org/W3090283036","https://openalex.org/W3120272033","https://openalex.org/W3127864372","https://openalex.org/W3139604885","https://openalex.org/W3157536985","https://openalex.org/W3177305432","https://openalex.org/W3183898653","https://openalex.org/W4285261898","https://openalex.org/W4288070201","https://openalex.org/W4318207153","https://openalex.org/W4321368799","https://openalex.org/W4322501308"],"related_works":["https://openalex.org/W4404487545","https://openalex.org/W1564334348","https://openalex.org/W3157764761","https://openalex.org/W1520918447","https://openalex.org/W2146445363","https://openalex.org/W4319659960","https://openalex.org/W2126863180","https://openalex.org/W3002690901","https://openalex.org/W2043613650","https://openalex.org/W3173392679"],"abstract_inverted_index":{"In":[0,81],"this":[1],"paper,":[2],"two":[3,141],"bandpass":[4,104,132,156,196],"filters-one":[5],"with":[6,13,42,211],"a":[7,14,49,77,95,115,171,184,205,212,220],"dual-band":[8,57,155],"response":[9],"and":[10,19,34,62,74,109,137,148,164,201,219,234],"the":[11,27,83,180,194,231],"other":[12],"wideband":[15,103,195],"response-were":[16],"designed,":[17],"implemented,":[18],"experimented":[20],"with.":[21],"The":[22,54,100,130,154,167,190],"filters":[23,58,105],"are":[24,71],"based":[25],"on":[26],"novel":[28],"combination":[29],"of":[30,56,85,92,102,177,188,193,208,217,223],"series":[31],"coupled":[32,39,60,107,135,199],"lines":[33,40,61,108,136,200],"tri-stepped":[35,43,86],"impedance":[36,44,87],"stubs.":[37],"However,":[38],"along":[41],"open":[45],"stubs":[46,89],"(TSIOSs)":[47],"give":[48],"third-order":[50],"dual":[51],"passband":[52,98,169,182],"response.":[53,99],"advantage":[55,101],"using":[59,106,134],"TSIOSs":[63,93],"is":[64,111],"that":[65,70,112],"they":[66,113],"have":[67,114],"wide":[68,97,143],"passbands":[69,144],"close":[72,142],"together":[73],"separated":[75],"by":[76],"single":[78],"transmission":[79],"zero.":[80],"contrast,":[82],"inclusion":[84],"short-circuited":[88],"(TSISSs)":[90],"instead":[91],"provides":[94],"fifth-order":[96],"TSISSs":[110],"very":[116],"good":[117,226],"selectivity":[118,221],"factor.":[119],"Theoretical":[120],"analysis":[121],"was":[122,158,228],"carried":[123],"out":[124],"to":[125,160],"validate":[126],"both":[127,238],"filter":[128,133,157,197],"configurations.":[129],"tested":[131,235],"TSIOS":[138],"units":[139],"had":[140,170,183,204],"operating":[145],"at":[146],"0.92":[147],"1.52":[149],"GHz":[150,210],"center":[151,206],"frequencies,":[152],"respectively.":[153],"implemented":[159],"operate":[161],"in":[162],"GSM":[163],"GPS":[165],"applications.":[166],"first":[168],"3":[172,185,213],"dB":[173,186,214],"fractional":[174,215],"bandwidth":[175,216],"(FBW)":[176],"38.04%,":[178],"while":[179],"second":[181],"FBW":[187],"22.36%.":[189],"experimental":[191],"result":[192],"(with":[198],"TSISS":[202],"units)":[203],"frequency":[207],"1.51":[209],"62.91%":[218],"factor":[222],"0.90.":[224],"A":[225],"congruence":[227],"demonstrated":[229],"between":[230],"full-wave":[232],"simulated":[233],"results":[236],"for":[237],"filters.":[239]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":5}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2023-06-17T00:00:00"}
