{"id":"https://openalex.org/W2949082977","doi":"https://doi.org/10.1109/access.2019.2924194","title":"Tunable Microwave Bandpass Filters With Complementary Split Ring Resonator and Liquid Crystal Materials","display_name":"Tunable Microwave Bandpass Filters With Complementary Split Ring Resonator and Liquid Crystal Materials","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2949082977","doi":"https://doi.org/10.1109/access.2019.2924194","mag":"2949082977"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2924194","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2924194","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08743373.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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/ielx7/6287639/8600701/08743373.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101774279","display_name":"Di Jiang","orcid":"https://orcid.org/0000-0002-0166-6520"},"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":"Di Jiang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100727344","display_name":"Yupeng Liu","orcid":"https://orcid.org/0000-0003-3425-6613"},"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":"Yupeng Liu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100449126","display_name":"Xiaoyu Li","orcid":"https://orcid.org/0000-0001-6696-7837"},"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":"Xiaoyu Li","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-6696-7837","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101736786","display_name":"Guofu Wang","orcid":"https://orcid.org/0000-0002-5912-1662"},"institutions":[{"id":"https://openalex.org/I18570673","display_name":"Guangxi University of Science and Technology","ror":"https://ror.org/02fj6b627","country_code":"CN","type":"education","lineage":["https://openalex.org/I18570673"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guofu Wang","raw_affiliation_strings":["School of Electrical and Information Engineering, Guangxi University of Technology, Liuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Information Engineering, Guangxi University of Technology, Liuzhou, China","institution_ids":["https://openalex.org/I18570673"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026672062","display_name":"Zhi Zheng","orcid":"https://orcid.org/0000-0001-5033-1439"},"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":"Zhi Zheng","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-5033-1439","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.2184,"has_fulltext":true,"cited_by_count":40,"citation_normalized_percentile":{"value":0.88221943,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"7","issue":null,"first_page":"126265","last_page":"126272"},"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":0.9976999759674072,"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":0.9710000157356262,"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/band-pass-filter","display_name":"Band-pass filter","score":0.7979567050933838},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.7545428276062012},{"id":"https://openalex.org/keywords/liquid-crystal-tunable-filter","display_name":"Liquid crystal tunable filter","score":0.6797635555267334},{"id":"https://openalex.org/keywords/microstrip","display_name":"Microstrip","score":0.6643004417419434},{"id":"https://openalex.org/keywords/insertion-loss","display_name":"Insertion loss","score":0.6527491211891174},{"id":"https://openalex.org/keywords/center-frequency","display_name":"Center frequency","score":0.6030920743942261},{"id":"https://openalex.org/keywords/miniaturization","display_name":"Miniaturization","score":0.554502010345459},{"id":"https://openalex.org/keywords/resonator","display_name":"Resonator","score":0.5529004335403442},{"id":"https://openalex.org/keywords/waveguide","display_name":"Waveguide","score":0.5421565175056458},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.5396224856376648},{"id":"https://openalex.org/keywords/split-ring-resonator","display_name":"Split-ring resonator","score":0.5357961058616638},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.4689245820045471},{"id":"https://openalex.org/keywords/return-loss","display_name":"Return loss","score":0.46267029643058777},{"id":"https://openalex.org/keywords/waveguide-filter","display_name":"Waveguide filter","score":0.4571537673473358},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4290698170661926},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.31431955099105835},{"id":"https://openalex.org/keywords/prototype-filter","display_name":"Prototype filter","score":0.2723595201969147},{"id":"https://openalex.org/keywords/low-pass-filter","display_name":"Low-pass filter","score":0.19102990627288818},{"id":"https://openalex.org/keywords/liquid-crystal","display_name":"Liquid crystal","score":0.17972534894943237},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14802062511444092},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.1373455822467804},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.1186951994895935},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1046852171421051}],"concepts":[{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.7979567050933838},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7545428276062012},{"id":"https://openalex.org/C182183295","wikidata":"https://www.wikidata.org/wiki/Q6557432","display_name":"Liquid crystal tunable filter","level":3,"score":0.6797635555267334},{"id":"https://openalex.org/C123657345","wikidata":"https://www.wikidata.org/wiki/Q639055","display_name":"Microstrip","level":2,"score":0.6643004417419434},{"id":"https://openalex.org/C90327742","wikidata":"https://www.wikidata.org/wiki/Q947396","display_name":"Insertion loss","level":2,"score":0.6527491211891174},{"id":"https://openalex.org/C7054721","wikidata":"https://www.wikidata.org/wiki/Q1940572","display_name":"Center frequency","level":3,"score":0.6030920743942261},{"id":"https://openalex.org/C57528182","wikidata":"https://www.wikidata.org/wiki/Q1271842","display_name":"Miniaturization","level":2,"score":0.554502010345459},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.5529004335403442},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.5421565175056458},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5396224856376648},{"id":"https://openalex.org/C73862843","wikidata":"https://www.wikidata.org/wiki/Q4992522","display_name":"Split-ring resonator","level":3,"score":0.5357961058616638},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.4689245820045471},{"id":"https://openalex.org/C196901423","wikidata":"https://www.wikidata.org/wiki/Q3933836","display_name":"Return loss","level":3,"score":0.46267029643058777},{"id":"https://openalex.org/C150935588","wikidata":"https://www.wikidata.org/wiki/Q7975356","display_name":"Waveguide filter","level":5,"score":0.4571537673473358},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4290698170661926},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.31431955099105835},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.2723595201969147},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.19102990627288818},{"id":"https://openalex.org/C13274807","wikidata":"https://www.wikidata.org/wiki/Q203989","display_name":"Liquid crystal","level":2,"score":0.17972534894943237},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14802062511444092},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.1373455822467804},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1186951994895935},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1046852171421051},{"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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2924194","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2924194","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08743373.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:759ecabab0ad4168a09d24a9e8a0429a","is_oa":true,"landing_page_url":"https://doaj.org/article/759ecabab0ad4168a09d24a9e8a0429a","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,"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":"IEEE Access, Vol 7, Pp 126265-126272 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2924194","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2924194","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08743373.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.47999998927116394,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G8076789066","display_name":"\u57fa\u4e8e\u6db2\u6676\u6750\u6599\u7684\u5bbd\u5e26\u5e73\u9762\u53cd\u5c04\u9635\u6ce2\u675f\u626b\u63cf\u673a\u7406\u7814\u7a76","funder_award_id":"61871086","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G814419852","display_name":"\u5168\u7a7a\u95f4\u6761\u4ef6\u4e0b\u78c1\u5171\u632f\u63a2\u6d4b\u5c40\u90e8\u542b\u6c34\u6784\u9020\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"61761009","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":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2949082977.pdf","grobid_xml":"https://content.openalex.org/works/W2949082977.grobid-xml"},"referenced_works_count":27,"referenced_works":["https://openalex.org/W361121326","https://openalex.org/W606472541","https://openalex.org/W1531086886","https://openalex.org/W1636682576","https://openalex.org/W1662460185","https://openalex.org/W1969156951","https://openalex.org/W1979746976","https://openalex.org/W1987855566","https://openalex.org/W2005968084","https://openalex.org/W2020060529","https://openalex.org/W2027918153","https://openalex.org/W2036349280","https://openalex.org/W2044913465","https://openalex.org/W2051429112","https://openalex.org/W2102878576","https://openalex.org/W2106949956","https://openalex.org/W2109502704","https://openalex.org/W2116858846","https://openalex.org/W2141792411","https://openalex.org/W2151112961","https://openalex.org/W2165462965","https://openalex.org/W2215740382","https://openalex.org/W2766919286","https://openalex.org/W2780101710","https://openalex.org/W2903708205","https://openalex.org/W6631776359","https://openalex.org/W6688767766"],"related_works":["https://openalex.org/W62741108","https://openalex.org/W2924891577","https://openalex.org/W1566297692","https://openalex.org/W3048852259","https://openalex.org/W2372822873","https://openalex.org/W4205901047","https://openalex.org/W2902623869","https://openalex.org/W2146418886","https://openalex.org/W2540303100","https://openalex.org/W3091573669"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3,16,108,135],"novel":[4],"planar":[5],"waveguide":[6,21,49,61],"filter":[7,25,112,130,172],"based":[8],"on":[9],"liquid":[10,96,114],"crystal":[11,97,115],"materials":[12,98,116],"is":[13,33,117,144,152,161],"devised,":[14],"and":[15,87,157],"half-mode":[17],"corrugated":[18,58],"substrate":[19,47,59],"integrated":[20,48,60],"(HMCSIW)":[22],"tunable":[23,170],"bandpass":[24,111],"with":[26,89,99,113],"complementary":[27],"split":[28],"ring":[29],"resonator":[30],"(CSRR)":[31],"structure":[32,86,159],"proposed.":[34],"The":[35,119],"HMCSIW":[36,110],"uses":[37],"an":[38],"array":[39],"of":[40,57,81,95,103,127,137],"quarter-wave":[41],"open-circuit":[42],"stubs":[43],"to":[44,73],"replace":[45],"conventional":[46],"(SIW).":[50],"While":[51],"retaining":[52],"the":[53,65,70,75,82,90,124,128,140,149,158,168],"original":[54],"cut-off":[55],"frequency":[56,126,175],"(CSIW),":[62],"we":[63],"reduce":[64],"circuit":[66],"size":[67,160],"by":[68],"splitting":[69],"central":[71],"axis":[72],"achieve":[74],"miniaturization.":[76],"By":[77],"utilizing":[78],"band-stop":[79],"features":[80],"CSRR":[83],"in":[84,134],"microstrip":[85,105],"combining":[88],"electronically":[91],"controlled":[92],"dielectric":[93],"constant":[94],"high":[100],"modulation":[101],"efficiency":[102],"inverted":[104],"line":[106],"structure,":[107],"CSRR-loaded":[109],"implemented.":[118],"experimental":[120],"results":[121],"demonstrate":[122],"that":[123,167],"center":[125],"new":[129],"can":[131],"be":[132],"adjusted":[133],"range":[136],"0.65":[138],"GHz,":[139],"pass-band":[141],"insertion":[142],"loss":[143,151],"less":[145,153],"than":[146,154],"3.4":[147],"dB,":[148,156],"return":[150],"-10":[155],"32":[162],"mm\u00d776":[163],"mm,":[164],"which":[165],"verify":[166],"designed":[169],"band-pass":[171],"achieves":[173],"good":[174],"selection":[176],"performance.":[177]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
