{"id":"https://openalex.org/W3009935204","doi":"https://doi.org/10.1109/tcsii.2020.2978494","title":"Dual-Band Branch-Line Couplers With Short/Open-Ended Stubs","display_name":"Dual-Band Branch-Line Couplers With Short/Open-Ended Stubs","publication_year":2020,"publication_date":"2020-03-06","ids":{"openalex":"https://openalex.org/W3009935204","doi":"https://doi.org/10.1109/tcsii.2020.2978494","mag":"3009935204"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2020.2978494","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2020.2978494","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 Transactions on Circuits and Systems II: Express Briefs","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/A5023982737","display_name":"Wenjie Feng","orcid":"https://orcid.org/0000-0003-0360-9412"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]},{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wenjie Feng","raw_affiliation_strings":["Department of Communication Engineering, Nanjing University of Science and Technology, Nanjing, China","School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","Nanjing University of Science and Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Department of Communication Engineering, Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046312980","display_name":"Xiwen Duan","orcid":null},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiwen Duan","raw_affiliation_strings":["Department of Communication Engineering, Nanjing University of Science and Technology, Nanjing, China","Nanjing University of Science and Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Department of Communication Engineering, Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088212717","display_name":"Yongrong Shi","orcid":"https://orcid.org/0000-0002-9423-4523"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongrong Shi","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112466200","display_name":"Xin Yu Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xin Yu Zhou","raw_affiliation_strings":["Department of Electronic Engineering, City University of Hong Kong, Hong Kong","City University of Hong Kong, Hong Kong"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, City University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I168719708"]},{"raw_affiliation_string":"City University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071149976","display_name":"Wenquan Che","orcid":"https://orcid.org/0000-0002-9388-6570"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenquan Che","raw_affiliation_strings":["School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5023982737"],"corresponding_institution_ids":["https://openalex.org/I36399199","https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":1.8674,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.85554315,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"67","issue":"11","first_page":"2497","last_page":"2501"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9998000264167786,"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":0.9998000264167786,"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":0.972599983215332,"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"}},{"id":"https://openalex.org/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.95660001039505,"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/multi-band-device","display_name":"Multi-band device","score":0.8187414407730103},{"id":"https://openalex.org/keywords/microstrip","display_name":"Microstrip","score":0.7353945374488831},{"id":"https://openalex.org/keywords/transmission-line","display_name":"Transmission line","score":0.6235440969467163},{"id":"https://openalex.org/keywords/electric-power-transmission","display_name":"Electric power transmission","score":0.5776554346084595},{"id":"https://openalex.org/keywords/electrical-impedance","display_name":"Electrical impedance","score":0.5574613809585571},{"id":"https://openalex.org/keywords/line","display_name":"Line (geometry)","score":0.537031888961792},{"id":"https://openalex.org/keywords/power-dividers-and-directional-couplers","display_name":"Power dividers and directional couplers","score":0.5297504663467407},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.5157414078712463},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.49796605110168457},{"id":"https://openalex.org/keywords/hybrid-coupler","display_name":"Hybrid coupler","score":0.4948248267173767},{"id":"https://openalex.org/keywords/rat-race-coupler","display_name":"Rat-race coupler","score":0.45725080370903015},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4257637858390808},{"id":"https://openalex.org/keywords/division","display_name":"Division (mathematics)","score":0.41585278511047363},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3773896396160126},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.37542983889579773},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3280852735042572},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2932906150817871},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17389002442359924},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.07257729768753052},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.058486610651016235}],"concepts":[{"id":"https://openalex.org/C134546842","wikidata":"https://www.wikidata.org/wiki/Q1756885","display_name":"Multi-band device","level":3,"score":0.8187414407730103},{"id":"https://openalex.org/C123657345","wikidata":"https://www.wikidata.org/wiki/Q639055","display_name":"Microstrip","level":2,"score":0.7353945374488831},{"id":"https://openalex.org/C33441834","wikidata":"https://www.wikidata.org/wiki/Q693004","display_name":"Transmission line","level":2,"score":0.6235440969467163},{"id":"https://openalex.org/C140311924","wikidata":"https://www.wikidata.org/wiki/Q200928","display_name":"Electric power transmission","level":2,"score":0.5776554346084595},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.5574613809585571},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.537031888961792},{"id":"https://openalex.org/C202988678","wikidata":"https://www.wikidata.org/wiki/Q1417986","display_name":"Power dividers and directional couplers","level":2,"score":0.5297504663467407},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.5157414078712463},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.49796605110168457},{"id":"https://openalex.org/C80185135","wikidata":"https://www.wikidata.org/wiki/Q1417986","display_name":"Hybrid coupler","level":3,"score":0.4948248267173767},{"id":"https://openalex.org/C125510439","wikidata":"https://www.wikidata.org/wiki/Q386369","display_name":"Rat-race coupler","level":4,"score":0.45725080370903015},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4257637858390808},{"id":"https://openalex.org/C60798267","wikidata":"https://www.wikidata.org/wiki/Q1226939","display_name":"Division (mathematics)","level":2,"score":0.41585278511047363},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3773896396160126},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37542983889579773},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3280852735042572},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2932906150817871},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17389002442359924},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.07257729768753052},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.058486610651016235},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsii.2020.2978494","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2020.2978494","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5299999713897705,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G4242144023","display_name":null,"funder_award_id":"61931009","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4642805035","display_name":null,"funder_award_id":"61971387","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8519012026","display_name":null,"funder_award_id":"61822110","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1972407159","https://openalex.org/W2119782630","https://openalex.org/W2128137141","https://openalex.org/W2140163936","https://openalex.org/W2531451738","https://openalex.org/W2541877730","https://openalex.org/W2609406132","https://openalex.org/W2747479988","https://openalex.org/W2794502694","https://openalex.org/W2912069298","https://openalex.org/W2944232924","https://openalex.org/W2948468464"],"related_works":["https://openalex.org/W2115902817","https://openalex.org/W2811300416","https://openalex.org/W3214861554","https://openalex.org/W2782921257","https://openalex.org/W2363891814","https://openalex.org/W3158171752","https://openalex.org/W2064222338","https://openalex.org/W2125806533","https://openalex.org/W4318603787","https://openalex.org/W2049733983"],"abstract_inverted_index":{"Two":[0],"dual-band":[1,23],"branch":[2,52],"line":[3,53],"couplers":[4],"with":[5,81],"arbitrary":[6],"power":[7],"division":[8],"are":[9,67,77],"proposed":[10],"in":[11,19,69,78],"this":[12],"brief.":[13],"By":[14],"adopting":[15],"half-wavelength":[16],"open/short-ended":[17],"stubs":[18],"improved":[20],"couplers,":[21],"the":[22,35,41,45,82],"operations":[24],"could":[25],"effectively":[26],"be":[27],"implemented":[28],"while":[29],"ensuring":[30],"a":[31],"compact":[32],"size.":[33],"Furthermore,":[34],"frequency":[36],"is":[37],"tunable":[38],"by":[39],"changing":[40],"characteristic":[42],"impedance":[43],"of":[44],"transmission":[46],"line.":[47],"For":[48],"practical":[49],"verification,":[50],"two":[51],"coupler":[54],"(\u03b5r":[55],"=":[56,59],"2.65,":[57],"h":[58],"0.5":[60],"mm)":[61],"operating":[62],"at":[63],"0.9/1.8GHz":[64],"and":[65,72],"0.9/1.57GHz":[66],"constructed":[68],"microstrip":[70],"technology":[71],"tested.":[73],"The":[74],"measured":[75],"results":[76],"good":[79],"agreement":[80],"simulated":[83],"ones.":[84]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}