{"id":"https://openalex.org/W4285304494","doi":"https://doi.org/10.1587/transele.2022ecp5004","title":"Design for Operation in Two Frequency Bands by Division of the Coupled Region in a Waveguide 2-Plane Coupler","display_name":"Design for Operation in Two Frequency Bands by Division of the Coupled Region in a Waveguide 2-Plane Coupler","publication_year":2022,"publication_date":"2022-05-22","ids":{"openalex":"https://openalex.org/W4285304494","doi":"https://doi.org/10.1587/transele.2022ecp5004"},"language":"en","primary_location":{"id":"doi:10.1587/transele.2022ecp5004","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transele.2022ecp5004","pdf_url":null,"source":{"id":"https://openalex.org/S2489501747","display_name":"IEICE Transactions on Electronics","issn_l":"0916-8524","issn":["0916-8524","1745-1353"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Electronics","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/A5090792385","display_name":"Shihao CHEN","orcid":null},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shihao CHEN","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Tokyo Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Tokyo Institute of Technology","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026601855","display_name":"Takashi Tomura","orcid":"https://orcid.org/0000-0002-9272-8298"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi TOMURA","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Tokyo Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Tokyo Institute of Technology","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050318216","display_name":"Jiro Hirokawa","orcid":"https://orcid.org/0000-0001-8720-6180"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jiro HIROKAWA","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Tokyo Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Tokyo Institute of Technology","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022116870","display_name":"Kota Ito","orcid":"https://orcid.org/0000-0002-4817-3803"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kota ITO","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, the NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, the NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056349184","display_name":"Mizuki Suga","orcid":"https://orcid.org/0009-0002-0103-0079"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Mizuki SUGA","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, the NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, the NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109478225","display_name":"Yushi Shirato","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yushi SHIRATO","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, the NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, the NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019047598","display_name":"Daisei Uchida","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Daisei UCHIDA","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, the NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, the NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101993689","display_name":"Naoki Kita","orcid":"https://orcid.org/0000-0003-3629-4787"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Naoki KITA","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, the NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, the NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5090792385"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":null,"apc_paid":null,"fwci":0.2744,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.5211399,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"E105.C","issue":"12","first_page":"729","last_page":"739"},"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/T11946","display_name":"Antenna Design and Optimization","score":0.996999979019165,"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9951000213623047,"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/hybrid-coupler","display_name":"Hybrid coupler","score":0.7999386787414551},{"id":"https://openalex.org/keywords/fractional-bandwidth","display_name":"Fractional bandwidth","score":0.6668184995651245},{"id":"https://openalex.org/keywords/rat-race-coupler","display_name":"Rat-race coupler","score":0.6660866737365723},{"id":"https://openalex.org/keywords/center-frequency","display_name":"Center frequency","score":0.6242839097976685},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.49921107292175293},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.48711061477661133},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.4819593131542206},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.4708371162414551},{"id":"https://openalex.org/keywords/waveguide","display_name":"Waveguide","score":0.4670644700527191},{"id":"https://openalex.org/keywords/power-dividers-and-directional-couplers","display_name":"Power dividers and directional couplers","score":0.4618040919303894},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.22914990782737732},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2209824025630951},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17236793041229248},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.06562533974647522}],"concepts":[{"id":"https://openalex.org/C80185135","wikidata":"https://www.wikidata.org/wiki/Q1417986","display_name":"Hybrid coupler","level":3,"score":0.7999386787414551},{"id":"https://openalex.org/C3020798190","wikidata":"https://www.wikidata.org/wiki/Q249998","display_name":"Fractional bandwidth","level":3,"score":0.6668184995651245},{"id":"https://openalex.org/C125510439","wikidata":"https://www.wikidata.org/wiki/Q386369","display_name":"Rat-race coupler","level":4,"score":0.6660866737365723},{"id":"https://openalex.org/C7054721","wikidata":"https://www.wikidata.org/wiki/Q1940572","display_name":"Center frequency","level":3,"score":0.6242839097976685},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.49921107292175293},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.48711061477661133},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4819593131542206},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.4708371162414551},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.4670644700527191},{"id":"https://openalex.org/C202988678","wikidata":"https://www.wikidata.org/wiki/Q1417986","display_name":"Power dividers and directional couplers","level":2,"score":0.4618040919303894},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.22914990782737732},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2209824025630951},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17236793041229248},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.06562533974647522},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transele.2022ecp5004","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transele.2022ecp5004","pdf_url":null,"source":{"id":"https://openalex.org/S2489501747","display_name":"IEICE Transactions on Electronics","issn_l":"0916-8524","issn":["0916-8524","1745-1353"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1561088539","https://openalex.org/W1971109374","https://openalex.org/W1981943924","https://openalex.org/W1988585593","https://openalex.org/W1988912457","https://openalex.org/W2000358470","https://openalex.org/W2039636265","https://openalex.org/W2044653002","https://openalex.org/W2070518105","https://openalex.org/W2083240130","https://openalex.org/W2119457266","https://openalex.org/W2133492611","https://openalex.org/W2133925520","https://openalex.org/W2138082140","https://openalex.org/W2147934418","https://openalex.org/W2148801469","https://openalex.org/W2168623149","https://openalex.org/W2169657672","https://openalex.org/W2288782631","https://openalex.org/W2333411728","https://openalex.org/W2770007205","https://openalex.org/W2790153444","https://openalex.org/W2892640982","https://openalex.org/W2897929548","https://openalex.org/W2900627220","https://openalex.org/W2986909938","https://openalex.org/W3201305632","https://openalex.org/W4229930175","https://openalex.org/W4385265211"],"related_works":["https://openalex.org/W2115902817","https://openalex.org/W2363891814","https://openalex.org/W2811300416","https://openalex.org/W2787743276","https://openalex.org/W2064222338","https://openalex.org/W4318603787","https://openalex.org/W3021885389","https://openalex.org/W2094720711","https://openalex.org/W2256336019","https://openalex.org/W3158171752"],"abstract_inverted_index":{"A":[0],"waveguide":[1],"2-plane":[2],"hybrid":[3,35,68],"coupler":[4,21,36,61],"with":[5,24],"two":[6],"operating":[7],"bands":[8],"is":[9,22,62,74,94,99],"proposed.":[10],"The":[11,59,80,96],"cross-sectional":[12],"shape":[13],"of":[14,32,42,47,53,57,83],"the":[15,19,33,45,51,65,71,84,87,91],"coupled":[16,92],"region":[17,93],"inside":[18],"proposed":[20,34,60],"designed":[23],"a":[25,38,77],"two-dimensional":[26],"arbitrary":[27],"geometry":[28],"sorting":[29],"method.":[30],"Simulations":[31],"has":[37],"fractional":[39],"bandwidth":[40],"(FBW)":[41],"2.17%":[43],"at":[44,50],"center":[46,52],"24.99GHz,":[48],"and":[49,70],"28.28GHz":[54],"an":[55],"FBW":[56],"6.13%.":[58],"analyzed":[63,81],"by":[64,101],"mode-matching":[66],"finite-element":[67],"method,":[69],"final":[72],"result":[73,82,98],"obtained":[75],"using":[76],"genetic":[78],"algorithm.":[79],"coupling":[85],"for":[86],"main":[88],"modes":[89],"in":[90],"presented.":[95],"design":[97],"confirmed":[100],"measurements.":[102]},"counts_by_year":[{"year":2023,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}