{"id":"https://openalex.org/W4220854462","doi":"https://doi.org/10.1109/tcsi.2022.3155491","title":"Miniature Dual-Band Absorptive Bandstop Filters With Improved Passband Performance","display_name":"Miniature Dual-Band Absorptive Bandstop Filters With Improved Passband Performance","publication_year":2022,"publication_date":"2022-03-17","ids":{"openalex":"https://openalex.org/W4220854462","doi":"https://doi.org/10.1109/tcsi.2022.3155491"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2022.3155491","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2022.3155491","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 I: Regular Papers","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/A5072829091","display_name":"Yo\u2010Shen Lin","orcid":"https://orcid.org/0000-0001-9935-8472"},"institutions":[{"id":"https://openalex.org/I22265921","display_name":"National Central University","ror":"https://ror.org/00944ve71","country_code":"TW","type":"education","lineage":["https://openalex.org/I22265921"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yo-Shen Lin","raw_affiliation_strings":["Department of Electrical Engineering, National Central University, Taoyuan, Taiwan"],"raw_orcid":"https://orcid.org/0000-0001-9935-8472","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Central University, Taoyuan, Taiwan","institution_ids":["https://openalex.org/I22265921"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014125634","display_name":"Yi-Chi Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I22265921","display_name":"National Central University","ror":"https://ror.org/00944ve71","country_code":"TW","type":"education","lineage":["https://openalex.org/I22265921"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yi-Chi Huang","raw_affiliation_strings":["Department of Electrical Engineering, National Central University, Taoyuan, Taiwan","ILITEK Corporation, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Central University, Taoyuan, Taiwan","institution_ids":["https://openalex.org/I22265921"]},{"raw_affiliation_string":"ILITEK Corporation, Hsinchu, Taiwan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080497874","display_name":"Qing-Yi Jiang","orcid":null},"institutions":[{"id":"https://openalex.org/I22265921","display_name":"National Central University","ror":"https://ror.org/00944ve71","country_code":"TW","type":"education","lineage":["https://openalex.org/I22265921"]},{"id":"https://openalex.org/I4210087574","display_name":"Richtek Technology (Taiwan)","ror":"https://ror.org/00593cw33","country_code":"TW","type":"company","lineage":["https://openalex.org/I4210087574"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Qing-Yi Jiang","raw_affiliation_strings":["Department of Electrical Engineering, National Central University, Taoyuan, Taiwan","Richwave Technology Corporation, Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Central University, Taoyuan, Taiwan","institution_ids":["https://openalex.org/I22265921"]},{"raw_affiliation_string":"Richwave Technology Corporation, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I4210087574"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":0.8985,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.69719778,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"69","issue":"6","first_page":"2339","last_page":"2350"},"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9934999942779541,"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":0.992900013923645,"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/passband","display_name":"Passband","score":0.914539098739624},{"id":"https://openalex.org/keywords/stopband","display_name":"Stopband","score":0.8655444383621216},{"id":"https://openalex.org/keywords/insertion-loss","display_name":"Insertion loss","score":0.5543302893638611},{"id":"https://openalex.org/keywords/multi-band-device","display_name":"Multi-band device","score":0.44401687383651733},{"id":"https://openalex.org/keywords/center-frequency","display_name":"Center frequency","score":0.42545440793037415},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4146902561187744},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.33895331621170044},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.3371135890483856},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3305153250694275},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3269417881965637},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.32106491923332214},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.24373367428779602},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20163431763648987},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17181247472763062},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1706884205341339}],"concepts":[{"id":"https://openalex.org/C46416853","wikidata":"https://www.wikidata.org/wiki/Q254758","display_name":"Passband","level":3,"score":0.914539098739624},{"id":"https://openalex.org/C46271340","wikidata":"https://www.wikidata.org/wiki/Q1971063","display_name":"Stopband","level":3,"score":0.8655444383621216},{"id":"https://openalex.org/C90327742","wikidata":"https://www.wikidata.org/wiki/Q947396","display_name":"Insertion loss","level":2,"score":0.5543302893638611},{"id":"https://openalex.org/C134546842","wikidata":"https://www.wikidata.org/wiki/Q1756885","display_name":"Multi-band device","level":3,"score":0.44401687383651733},{"id":"https://openalex.org/C7054721","wikidata":"https://www.wikidata.org/wiki/Q1940572","display_name":"Center frequency","level":3,"score":0.42545440793037415},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4146902561187744},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.33895331621170044},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.3371135890483856},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3305153250694275},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3269417881965637},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.32106491923332214},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.24373367428779602},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20163431763648987},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17181247472763062},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1706884205341339},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsi.2022.3155491","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2022.3155491","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 I: Regular Papers","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6202886100","display_name":"Novel Absorptive Bandstop Filter Design","funder_award_id":"MOST105-2221-E008-021-MY3","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"},{"id":"https://openalex.org/G8331242351","display_name":"Super Compact Multi-Band Microwave Passive Circuits","funder_award_id":"MOST108-2221-E008-012","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"}],"funders":[{"id":"https://openalex.org/F4320322795","display_name":"Ministry of Science and Technology, Taiwan","ror":"https://ror.org/02kv4zf79"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1529163756","https://openalex.org/W1560654181","https://openalex.org/W1642098033","https://openalex.org/W1981068496","https://openalex.org/W2109230936","https://openalex.org/W2520338364","https://openalex.org/W2535631162","https://openalex.org/W2744584417","https://openalex.org/W2755296394","https://openalex.org/W2763861341","https://openalex.org/W2767724339","https://openalex.org/W2793063721","https://openalex.org/W2891743878","https://openalex.org/W2895941191","https://openalex.org/W2900457924","https://openalex.org/W2907178208","https://openalex.org/W2958532626","https://openalex.org/W2967900179","https://openalex.org/W2989904523","https://openalex.org/W3021468909","https://openalex.org/W3046251199","https://openalex.org/W3081127171","https://openalex.org/W3120804437"],"related_works":["https://openalex.org/W2069531742","https://openalex.org/W2810652530","https://openalex.org/W2090908593","https://openalex.org/W2763894980","https://openalex.org/W2171203456","https://openalex.org/W2016836169","https://openalex.org/W4313521831","https://openalex.org/W2053296571","https://openalex.org/W2087443878","https://openalex.org/W3113457650"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3,19,26,66,104,113],"miniature":[4],"dual-band":[5,29,99,106,157],"absorptive":[6,49],"bandstop":[7],"filter":[8],"(ABSF)":[9],"design":[10,89],"with":[11,112],"improved":[12],"lower":[13,59],"passband":[14,40,60,147,161],"performance":[15,51,162,173],"is":[16,23,70,110,129,168,174],"proposed.":[17],"Specifically,":[18],"stepped-impedance":[20],"short-circuited":[21],"stub":[22],"introduced":[24],"to":[25,93,123],"bridged-T":[27],"coil-based":[28],"ABSF":[30,107,158,166],"design,":[31],"such":[32],"that":[33],"the":[34,38,48,58,79,84,95,136,145,155,160],"insertion":[35,61,115],"loss":[36,62,116],"around":[37],"desired":[39],"center":[41,148],"frequency":[42,149],"can":[43],"be":[44],"largely":[45],"reduced":[46],"while":[47],"stopband":[50,80],"remains":[52],"intact.":[53],"This":[54],"also":[55,169],"helps":[56],"equalize":[57],"response":[63],"and":[64,135,171],"achieve":[65],"flatter":[67],"passband,":[68],"which":[69],"especially":[71],"advantageous":[72],"when":[73],"cascading":[74],"multiple":[75],"ABSFs":[76],"for":[77,159],"improving":[78],"rejection":[81],"or":[82],"increasing":[83],"number":[85],"of":[86,97,150,154,164],"stopbands.":[87],"Closed-form":[88],"formulas":[90],"are":[91],"established":[92],"facilitate":[94],"synthesis":[96],"proposed":[98,156],"ABSF.":[100],"As":[101],"an":[102],"example,":[103],"4.8/9.6-GHz":[105],"in":[108],"GaAs":[109],"realized":[111],"measured":[114],"within":[117],"0.85\u00b1":[118],"0.12":[119],"dB":[120],"from":[121],"dc":[122],"2.6":[124],"GHz.":[125,152],"The":[126],"circuit":[127],"size":[128,139],"only":[130],"1.6":[131],"mm$\\times":[132],"$1.84":[133],"mm,":[134],"corresponding":[137],"electrical":[138],"is$0.013\\lambda":[140],"_{0}":[141],"\\times":[142],"0.015\\lambda":[143],"_{0}$at":[144],"designated":[146],"2.4":[151],"Application":[153],"improvement":[163],"cascaded":[165],"designs":[167],"demonstrated,":[170],"good":[172],"obtained.":[175]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}