{"id":"https://openalex.org/W2915869305","doi":"https://doi.org/10.1109/access.2019.2896646","title":"A Dual Band Branch Line Coupler With Wide Frequency Ratio","display_name":"A Dual Band Branch Line Coupler With Wide Frequency Ratio","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2915869305","doi":"https://doi.org/10.1109/access.2019.2896646","mag":"2915869305"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2896646","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2896646","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08651464.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":null,"license_id":null,"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/ielx7/6287639/8600701/08651464.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017623378","display_name":"Aijaz M. Zaidi","orcid":"https://orcid.org/0000-0002-8794-4690"},"institutions":[{"id":"https://openalex.org/I59475050","display_name":"Jamia Millia Islamia","ror":"https://ror.org/00pnhhv55","country_code":"IN","type":"education","lineage":["https://openalex.org/I59475050"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Aijaz M. Zaidi","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Jamia Millia Islamia, New Delhi, India"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Jamia Millia Islamia, New Delhi, India","institution_ids":["https://openalex.org/I59475050"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048125612","display_name":"Mirza Tariq Beg","orcid":"https://orcid.org/0000-0003-1539-3006"},"institutions":[{"id":"https://openalex.org/I59475050","display_name":"Jamia Millia Islamia","ror":"https://ror.org/00pnhhv55","country_code":"IN","type":"education","lineage":["https://openalex.org/I59475050"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Mirza Tariq Beg","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Jamia Millia Islamia, New Delhi, India"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Jamia Millia Islamia, New Delhi, India","institution_ids":["https://openalex.org/I59475050"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055021481","display_name":"Binod Kumar Kanaujia","orcid":"https://orcid.org/0000-0003-1272-1561"},"institutions":[{"id":"https://openalex.org/I152429107","display_name":"Jawaharlal Nehru University","ror":"https://ror.org/0567v8t28","country_code":"IN","type":"education","lineage":["https://openalex.org/I152429107"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Binod K. Kanaujia","raw_affiliation_strings":["School of Computational and Integrative Sciences, Jawaharlal Nehru University, New Delhi, India"],"affiliations":[{"raw_affiliation_string":"School of Computational and Integrative Sciences, Jawaharlal Nehru University, New Delhi, India","institution_ids":["https://openalex.org/I152429107"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101718982","display_name":"Kunal Srivastava","orcid":"https://orcid.org/0000-0003-4196-7456"},"institutions":[{"id":"https://openalex.org/I152429107","display_name":"Jawaharlal Nehru University","ror":"https://ror.org/0567v8t28","country_code":"IN","type":"education","lineage":["https://openalex.org/I152429107"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Kunal Srivastava","raw_affiliation_strings":["School of Computational and Integrative Sciences, Jawaharlal Nehru University, New Delhi, India"],"affiliations":[{"raw_affiliation_string":"School of Computational and Integrative Sciences, Jawaharlal Nehru University, New Delhi, India","institution_ids":["https://openalex.org/I152429107"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013727759","display_name":"Karumudi Rambabu","orcid":"https://orcid.org/0000-0003-3080-0984"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Karumudi Rambabu","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","institution_ids":["https://openalex.org/I154425047"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5017623378"],"corresponding_institution_ids":["https://openalex.org/I59475050"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.4452,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.8197082,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"7","issue":null,"first_page":"25046","last_page":"25052"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9998999834060669,"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":0.9998999834060669,"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/T11175","display_name":"Gyrotron and Vacuum Electronics Research","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9927999973297119,"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/multi-band-device","display_name":"Multi-band device","score":0.5436344742774963},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.49741247296333313},{"id":"https://openalex.org/keywords/line","display_name":"Line (geometry)","score":0.45463791489601135},{"id":"https://openalex.org/keywords/hybrid-coupler","display_name":"Hybrid coupler","score":0.4472714364528656},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.35914310812950134},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24249470233917236},{"id":"https://openalex.org/keywords/power-dividers-and-directional-couplers","display_name":"Power dividers and directional couplers","score":0.16256806254386902},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13361358642578125},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.08431753516197205}],"concepts":[{"id":"https://openalex.org/C134546842","wikidata":"https://www.wikidata.org/wiki/Q1756885","display_name":"Multi-band device","level":3,"score":0.5436344742774963},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.49741247296333313},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.45463791489601135},{"id":"https://openalex.org/C80185135","wikidata":"https://www.wikidata.org/wiki/Q1417986","display_name":"Hybrid coupler","level":3,"score":0.4472714364528656},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.35914310812950134},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24249470233917236},{"id":"https://openalex.org/C202988678","wikidata":"https://www.wikidata.org/wiki/Q1417986","display_name":"Power dividers and directional couplers","level":2,"score":0.16256806254386902},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13361358642578125},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.08431753516197205},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2896646","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2896646","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08651464.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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:7324804eb915453b8a344f4d93b798bd","is_oa":true,"landing_page_url":"https://doaj.org/article/7324804eb915453b8a344f4d93b798bd","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 7, Pp 25046-25052 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2896646","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2896646","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08651464.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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320325255","display_name":"Ministry of Electronics and Information technology","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2915869305.pdf","grobid_xml":"https://content.openalex.org/works/W2915869305.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1567884433","https://openalex.org/W1972407159","https://openalex.org/W2060743694","https://openalex.org/W2066243353","https://openalex.org/W2079141630","https://openalex.org/W2119782630","https://openalex.org/W2121296067","https://openalex.org/W2124243065","https://openalex.org/W2125948725","https://openalex.org/W2135267870","https://openalex.org/W2140163936","https://openalex.org/W2142224597","https://openalex.org/W2150387766","https://openalex.org/W2167678447","https://openalex.org/W2369103833","https://openalex.org/W2566415056","https://openalex.org/W2592694087","https://openalex.org/W2615309685","https://openalex.org/W2747479988","https://openalex.org/W2770007205","https://openalex.org/W2793404084","https://openalex.org/W2794309862","https://openalex.org/W2799726837","https://openalex.org/W2897408525","https://openalex.org/W2902637715","https://openalex.org/W2944865328","https://openalex.org/W6678548104","https://openalex.org/W6763145205"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2804749246","https://openalex.org/W2125806533","https://openalex.org/W2005149076","https://openalex.org/W2333892177","https://openalex.org/W2921570069","https://openalex.org/W2075868854","https://openalex.org/W3035706593"],"abstract_inverted_index":{"A":[0,17],"dual-band":[1,18,69,104],"quadrature":[2],"branch":[3],"line":[4,23],"coupler":[5],"(BLC)":[6],"with":[7,25,35],"wide":[8,26,99],"frequency":[9,27,48,100],"ratio":[10,28,49,101],"has":[11,30,56,71],"been":[12,32,57,72],"proposed":[13,95],"in":[14,50],"this":[15],"paper.":[16],"quarter":[19],"wave":[20],"(\u03bb/4)":[21],"transmission":[22],"structure":[24],"operation":[29],"also":[31],"presented":[33],"here":[34],"closed-form":[36],"design":[37,96],"equations.":[38],"An":[39],"analysis":[40],"for":[41,79],"the":[42,51,54,65,94,98],"BLC's":[43],"circuit":[44],"parameters":[45],"variations":[46],"versus":[47],"view":[52],"of":[53,93,102],"implementation":[55],"carried":[58],"out":[59],"as":[60],"well.":[61],"In":[62],"order":[63],"to":[64,110],"experimental":[66],"verification,":[67],"a":[68],"BLC":[70],"designed,":[73],"implemented,":[74],"and":[75,85],"analyzed":[76],"then":[77],"tested":[78],"long":[80],"term":[81],"evolution":[82],"(LTE)":[83],"0.7GHz":[84],"public":[86],"safety":[87],"band":[88],"(PSB)":[89],"4.9GHz.":[90],"The":[91],"novelty":[92],"is":[97],"its":[103],"operation,":[105],"which":[106],"can":[107],"reach":[108],"up":[109],"11.8.":[111]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1}],"updated_date":"2026-03-04T09:10:02.777135","created_date":"2025-10-10T00:00:00"}