{"id":"https://openalex.org/W2945312073","doi":"https://doi.org/10.1587/elex.16.20190237","title":"Compact tunable dual-band bandpass filter with independently tunable passbands and high selectivity","display_name":"Compact tunable dual-band bandpass filter with independently tunable passbands and high selectivity","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2945312073","doi":"https://doi.org/10.1587/elex.16.20190237","mag":"2945312073"},"language":"en","primary_location":{"id":"doi:10.1587/elex.16.20190237","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.16.20190237","pdf_url":"https://www.jstage.jst.go.jp/article/elex/16/11/16_16.20190237/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"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 Electronics Express","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.jstage.jst.go.jp/article/elex/16/11/16_16.20190237/_pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100403386","display_name":"Fan Zhang","orcid":"https://orcid.org/0000-0001-6500-1598"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Fan Zhang","raw_affiliation_strings":["School of Physics, University of Electronic Science and Technology of China"],"affiliations":[{"raw_affiliation_string":"School of Physics, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012165518","display_name":"Yi Wang","orcid":"https://orcid.org/0000-0002-8726-402X"},"institutions":[{"id":"https://openalex.org/I79619799","display_name":"University of Birmingham","ror":"https://ror.org/03angcq70","country_code":"GB","type":"education","lineage":["https://openalex.org/I79619799"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yi Wang","raw_affiliation_strings":["University of Birmingham"],"affiliations":[{"raw_affiliation_string":"University of Birmingham","institution_ids":["https://openalex.org/I79619799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101993255","display_name":"Yang Yu","orcid":"https://orcid.org/0000-0002-4322-1415"},"institutions":[{"id":"https://openalex.org/I79619799","display_name":"University of Birmingham","ror":"https://ror.org/03angcq70","country_code":"GB","type":"education","lineage":["https://openalex.org/I79619799"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yang Yu","raw_affiliation_strings":["University of Birmingham"],"affiliations":[{"raw_affiliation_string":"University of Birmingham","institution_ids":["https://openalex.org/I79619799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076706630","display_name":"Yang Gao","orcid":"https://orcid.org/0000-0002-3282-1618"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Gao","raw_affiliation_strings":["Zhengzhou University"],"affiliations":[{"raw_affiliation_string":"Zhengzhou University","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030184790","display_name":"Yi Zhang","orcid":"https://orcid.org/0000-0003-4480-779X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi Zhang","raw_affiliation_strings":["School of Physics, University of Electronic Science and Technology of China"],"affiliations":[{"raw_affiliation_string":"School of Physics, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085178124","display_name":"Yunxiao Peng","orcid":"https://orcid.org/0000-0002-6182-0251"},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yun-xiao Peng","raw_affiliation_strings":["Chiba University"],"affiliations":[{"raw_affiliation_string":"Chiba University","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088333782","display_name":"Cheng Guo","orcid":"https://orcid.org/0000-0002-9565-2479"},"institutions":[{"id":"https://openalex.org/I79619799","display_name":"University of Birmingham","ror":"https://ror.org/03angcq70","country_code":"GB","type":"education","lineage":["https://openalex.org/I79619799"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Cheng Guo","raw_affiliation_strings":["University of Birmingham"],"affiliations":[{"raw_affiliation_string":"University of Birmingham","institution_ids":["https://openalex.org/I79619799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000500030","display_name":"Jun Xu","orcid":"https://orcid.org/0000-0003-3074-6455"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Xu","raw_affiliation_strings":["School of Physics, University of Electronic Science and Technology of China"],"affiliations":[{"raw_affiliation_string":"School of Physics, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5100403386"],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":0.1192,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.44033408,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"16","issue":"11","first_page":"20190237","last_page":"20190237"},"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9908999800682068,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9478999972343445,"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/varicap","display_name":"Varicap","score":0.7865616679191589},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.7618545889854431},{"id":"https://openalex.org/keywords/resonator","display_name":"Resonator","score":0.5799996852874756},{"id":"https://openalex.org/keywords/mechanical-filter","display_name":"Mechanical filter","score":0.5550628900527954},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5368749499320984},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.46901410818099976},{"id":"https://openalex.org/keywords/passband","display_name":"Passband","score":0.44219517707824707},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.43687403202056885},{"id":"https://openalex.org/keywords/prototype-filter","display_name":"Prototype filter","score":0.42655134201049805},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.4204276204109192},{"id":"https://openalex.org/keywords/multi-band-device","display_name":"Multi-band device","score":0.41391897201538086},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.38723132014274597},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2885585427284241},{"id":"https://openalex.org/keywords/low-pass-filter","display_name":"Low-pass filter","score":0.22758248448371887},{"id":"https://openalex.org/keywords/capacitance","display_name":"Capacitance","score":0.22279244661331177},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.16372743248939514},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1505049169063568},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.06911841034889221}],"concepts":[{"id":"https://openalex.org/C15485314","wikidata":"https://www.wikidata.org/wiki/Q467463","display_name":"Varicap","level":4,"score":0.7865616679191589},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.7618545889854431},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.5799996852874756},{"id":"https://openalex.org/C195708903","wikidata":"https://www.wikidata.org/wiki/Q1915551","display_name":"Mechanical filter","level":5,"score":0.5550628900527954},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5368749499320984},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.46901410818099976},{"id":"https://openalex.org/C46416853","wikidata":"https://www.wikidata.org/wiki/Q254758","display_name":"Passband","level":3,"score":0.44219517707824707},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.43687403202056885},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.42655134201049805},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.4204276204109192},{"id":"https://openalex.org/C134546842","wikidata":"https://www.wikidata.org/wiki/Q1756885","display_name":"Multi-band device","level":3,"score":0.41391897201538086},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.38723132014274597},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2885585427284241},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.22758248448371887},{"id":"https://openalex.org/C30066665","wikidata":"https://www.wikidata.org/wiki/Q164399","display_name":"Capacitance","level":3,"score":0.22279244661331177},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.16372743248939514},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1505049169063568},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.06911841034889221},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.0},{"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/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1587/elex.16.20190237","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.16.20190237","pdf_url":"https://www.jstage.jst.go.jp/article/elex/16/11/16_16.20190237/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"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 Electronics Express","raw_type":"journal-article"},{"id":"pmh:oai:pure.atira.dk:openaire_cris_publications/d98f722a-074a-4c12-bf16-6c28b823980d","is_oa":true,"landing_page_url":"https://research.birmingham.ac.uk/en/publications/d98f722a-074a-4c12-bf16-6c28b823980d","pdf_url":null,"source":{"id":"https://openalex.org/S4306402634","display_name":"University of Birmingham Research Portal (University of Birmingham)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79619799","host_organization_name":"University of Birmingham","host_organization_lineage":["https://openalex.org/I79619799"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zhang, F, Wang, Y, Yu, Y, Gao, Y, Zhang, Y, Peng, Y X, Guo, C & Xu, J 2019, 'Compact tunable dual-band bandpass filter with independently tunable passbands and high selectivity', IEICE Electronics Express, vol. 16, no. 11, 20190237. https://doi.org/10.1587/elex.16.20190237","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1587/elex.16.20190237","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.16.20190237","pdf_url":"https://www.jstage.jst.go.jp/article/elex/16/11/16_16.20190237/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"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 Electronics Express","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2945312073.pdf","grobid_xml":"https://content.openalex.org/works/W2945312073.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W1529163756","https://openalex.org/W1606301524","https://openalex.org/W1969243045","https://openalex.org/W1995954469","https://openalex.org/W1997935024","https://openalex.org/W2029452522","https://openalex.org/W2029758191","https://openalex.org/W2029973172","https://openalex.org/W2061586197","https://openalex.org/W2064257300","https://openalex.org/W2075326732","https://openalex.org/W2083388088","https://openalex.org/W2086597751","https://openalex.org/W2099234666","https://openalex.org/W2108638891","https://openalex.org/W2108710095","https://openalex.org/W2111317282","https://openalex.org/W2112230705","https://openalex.org/W2127482028","https://openalex.org/W2128483030","https://openalex.org/W2131773916","https://openalex.org/W2142039140","https://openalex.org/W2151061439","https://openalex.org/W2158649757","https://openalex.org/W2172093715","https://openalex.org/W2334207665","https://openalex.org/W2508221890","https://openalex.org/W2557759660","https://openalex.org/W4299689903"],"related_works":["https://openalex.org/W2972964430","https://openalex.org/W2036413334","https://openalex.org/W2498056136","https://openalex.org/W2086453751","https://openalex.org/W2160715988","https://openalex.org/W1991595198","https://openalex.org/W2110860072","https://openalex.org/W2060382292","https://openalex.org/W2610532484","https://openalex.org/W2111673974"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3],"compact":[4],"varactor-tuned":[5],"dual-band":[6],"bandpass":[7],"filter":[8,17,53],"with":[9],"independently":[10,56],"tunable":[11],"passbands":[12],"and":[13,34],"high":[14],"selectivity.":[15],"The":[16],"consists":[18],"of":[19,27,32,42,78],"two":[20,55,72],"varactor-loaded":[21],"half-wavelength":[22],"dual":[23],"mode":[24],"resonators,":[25],"each":[26],"which":[28,74],"features":[29],"independent":[30],"tunability":[31],"odd-":[33],"even-mode":[35],"resonant":[36],"frequencies":[37],"by":[38],"varying":[39],"the":[40,43,52,71,76,79],"capacitances":[41],"corresponding":[44],"loading":[45],"varactor":[46],"diodes.":[47],"Benefiting":[48],"from":[49],"this":[50],"feature,":[51],"offers":[54],"controllable":[57],"passbands.":[58],"In":[59],"addition,":[60],"hook-shape":[61],"feed":[62],"lines":[63],"are":[64],"utilized":[65],"to":[66],"create":[67],"transmission":[68],"zeros":[69],"between":[70],"passbands,":[73],"enhances":[75],"selectivity":[77],"filter.":[80]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}