{"id":"https://openalex.org/W2168230558","doi":"https://doi.org/10.1109/tcpmt.2012.2222643","title":"Compact Tunable Bandpass Filter With a Fixed Out-of-Band Rejection Based on Hilbert Fractals","display_name":"Compact Tunable Bandpass Filter With a Fixed Out-of-Band Rejection Based on Hilbert Fractals","publication_year":2013,"publication_date":"2013-01-09","ids":{"openalex":"https://openalex.org/W2168230558","doi":"https://doi.org/10.1109/tcpmt.2012.2222643","mag":"2168230558"},"language":"en","primary_location":{"id":"doi:10.1109/tcpmt.2012.2222643","doi":"https://doi.org/10.1109/tcpmt.2012.2222643","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcpmt.2012.2222643","pdf_url":null,"source":{"id":"https://openalex.org/S50222406","display_name":"IEEE Transactions on Components Packaging and Manufacturing Technology","issn_l":"2156-3950","issn":["2156-3950","2156-3985"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"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 Components, Packaging and Manufacturing Technology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5110319720","display_name":"Hong-Li Peng","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong-Li Peng","raw_affiliation_strings":["Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081467499","display_name":"Lin\u2010Sheng Wu","orcid":"https://orcid.org/0000-0002-2437-9057","observed_orcids":["https://orcid.org/0000-0002-2437-9057"]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin-Sheng Wu","raw_affiliation_strings":["Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100330972","display_name":"Wen\u2010Yan Yin","orcid":"https://orcid.org/0000-0002-3714-1232","observed_orcids":["https://orcid.org/0000-0002-3714-1232"]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen-Yan Yin","raw_affiliation_strings":["Center for Optical and EM Research, State Key Laboratory of MOI, Zhejiang University, Hangzhou, China","Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Optical and EM Research, State Key Laboratory of MOI, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":null,"display_name":"David Huo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210098582","display_name":"ZTE (China)","ror":"https://ror.org/00rjhhq63","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210098582"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"David Huo","raw_affiliation_strings":["ZTE Corporation, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ZTE Corporation, Shanghai, China","institution_ids":["https://openalex.org/I4210098582"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036116982","display_name":"Junfa Mao","orcid":"https://orcid.org/0000-0002-9857-535X","observed_orcids":["https://orcid.org/0000-0002-9857-535X"]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junfa Mao","raw_affiliation_strings":["Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of the Ministry of Education for Research on Design and EMC of High-Speed Electronic Systems, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":1.1787,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.81526528,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"3","issue":"3","first_page":"391","last_page":"400"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9965999722480774,"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":0.9965999722480774,"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/T10069","display_name":"Antenna Design and Analysis","score":0.0006000000284984708,"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":0.00039999998989515007,"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/tunable-bandpass-filter","display_name":"tunable bandpass filter","score":0.9959999918937683},{"id":"https://openalex.org/keywords/fractal-resonators","display_name":"fractal resonators","score":0.7649999856948853},{"id":"https://openalex.org/keywords/varactor-tuning","display_name":"varactor tuning","score":0.9419999718666077},{"id":"https://openalex.org/keywords/out-of-band-rejection","display_name":"out-of-band rejection","score":0.8579999804496765},{"id":"https://openalex.org/keywords/bandwidth-tuning","display_name":"bandwidth tuning","score":0.8059999942779541},{"id":"https://openalex.org/keywords/cross-coupling","display_name":"cross-coupling","score":0.7739999890327454},{"id":"https://openalex.org/keywords/compact-filter","display_name":"compact filter","score":0.7300000190734863},{"id":"https://openalex.org/keywords/s-parameters","display_name":"S-parameters","score":0.7170000076293945}],"concepts":[{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.7942014336585999},{"id":"https://openalex.org/C40636538","wikidata":"https://www.wikidata.org/wiki/Q81392","display_name":"Fractal","level":2,"score":0.7782713174819946},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.6316397786140442},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5771998167037964},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.49384719133377075},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.4185873568058014},{"id":"https://openalex.org/C46416853","wikidata":"https://www.wikidata.org/wiki/Q254758","display_name":"Passband","level":3,"score":0.41223087906837463},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.38540133833885193},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.37572818994522095},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.32738998532295227},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3135281205177307},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30810099840164185},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.24494850635528564},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.19641977548599243},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15602260828018188},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.15046349167823792},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13761362433433533},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcpmt.2012.2222643","doi":"https://doi.org/10.1109/tcpmt.2012.2222643","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcpmt.2012.2222643","pdf_url":null,"source":{"id":"https://openalex.org/S50222406","display_name":"IEEE Transactions on Components Packaging and Manufacturing Technology","issn_l":"2156-3950","issn":["2156-3950","2156-3985"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"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 Components, Packaging and Manufacturing Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1511016768","https://openalex.org/W2018262318","https://openalex.org/W2061852594","https://openalex.org/W2075768907","https://openalex.org/W2081829559","https://openalex.org/W2095958270","https://openalex.org/W2114235356","https://openalex.org/W2117277658","https://openalex.org/W2117897334","https://openalex.org/W2118655703","https://openalex.org/W2118698044","https://openalex.org/W2131773916","https://openalex.org/W2136714438","https://openalex.org/W2137514503","https://openalex.org/W2139970958","https://openalex.org/W2145854250","https://openalex.org/W2158143802","https://openalex.org/W2158649757","https://openalex.org/W2160931465","https://openalex.org/W3149825229","https://openalex.org/W4299689903"],"related_works":["https://openalex.org/W2899080138","https://openalex.org/W4415757557","https://openalex.org/W7081979265","https://openalex.org/W2512342809","https://openalex.org/W2315571935","https://openalex.org/W2062782901","https://openalex.org/W2066600400","https://openalex.org/W3037976729","https://openalex.org/W4389013916","https://openalex.org/W4391341392"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,35,40,55,65,71],"new":[4],"type":[5],"of":[6,67,70,73,84,89,107],"compact":[7,37],"tunable":[8,32],"bandpass":[9],"filter":[10,33,86,98],"with":[11,27,103,121],"bandwidth":[12],"tuning":[13,46,79],"and":[14,39,61,80,128],"out-of-band":[15,82],"fixed":[16],"rejection.":[17],"Because":[18],"we":[19],"employ":[20],"the":[21,31,44,59,62,68,77,81,85,104],"modified":[22],"Hilbert":[23],"fractal":[24],"structure":[25],"loaded":[26],"varactors":[28],"as":[29],"resonators,":[30],"has":[34],"very":[36],"configuration":[38],"constant":[41],"shape":[42],"over":[43],"entire":[45],"range.":[47],"The":[48],"frequency":[49,78],"selectivity":[50],"is":[51],"improved":[52],"by":[53],"introducing":[54],"cross":[56],"coupling":[57],"between":[58,125],"source":[60],"load.":[63],"As":[64],"result":[66],"utilization":[69],"pair":[72],"properly":[74],"designed":[75],"feedlines,":[76],"rejection":[83],"are":[87],"independent":[88],"each":[90],"other,":[91],"which":[92],"simplifies":[93],"its":[94],"operation":[95],"significantly.":[96],"Two":[97],"prototypes":[99],"have":[100,117],"been":[101,118],"realized":[102],"same":[105],"size":[106],"25.0":[108],"\u00d7":[109,111],"17.0":[110],"1.0":[112],"mm3.":[113],"Their":[114],"superior":[115],"performances":[116],"demonstrated":[119],"experimentally,":[120],"good":[122],"agreement":[123],"obtained":[124],"their":[126],"simulated":[127],"measured":[129],"S-parameters.":[130]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":4},{"year":2014,"cited_by_count":2}],"updated_date":"2026-09-27T08:07:27.782135","created_date":"2016-06-24T00:00:00"}