{"id":"https://openalex.org/W2069785727","doi":"https://doi.org/10.1093/ietele/e88-c.7.1430","title":"Out-of-Band Improvement by Microstrip Line BPFs with Multiple Attenuation Poles in Stopband Using Various Conditions of Coupling Length of Partially Coupled-Line Section","display_name":"Out-of-Band Improvement by Microstrip Line BPFs with Multiple Attenuation Poles in Stopband Using Various Conditions of Coupling Length of Partially Coupled-Line Section","publication_year":2005,"publication_date":"2005-07-01","ids":{"openalex":"https://openalex.org/W2069785727","doi":"https://doi.org/10.1093/ietele/e88-c.7.1430","mag":"2069785727"},"language":"en","primary_location":{"id":"doi:10.1093/ietele/e88-c.7.1430","is_oa":false,"landing_page_url":"https://doi.org/10.1093/ietele/e88-c.7.1430","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/A5064075218","display_name":"Kazuyo Wada","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"K. WADA","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5064075218"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.15437338,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"E88-C","issue":"7","first_page":"1430","last_page":"1439"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9991000294685364,"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":0.9991000294685364,"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":0.9502000212669373,"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/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.921500027179718,"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/stopband","display_name":"Stopband","score":0.958392858505249},{"id":"https://openalex.org/keywords/microstrip","display_name":"Microstrip","score":0.8210294246673584},{"id":"https://openalex.org/keywords/attenuation","display_name":"Attenuation","score":0.7576366066932678},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.6644235849380493},{"id":"https://openalex.org/keywords/section","display_name":"Section (typography)","score":0.6361529231071472},{"id":"https://openalex.org/keywords/line","display_name":"Line (geometry)","score":0.6232891082763672},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4093204140663147},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3637140095233917},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.35119131207466125},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.33471769094467163},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3016185164451599},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2603553533554077},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.20308837294578552},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.15784776210784912},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.14415132999420166},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.133183091878891},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.10625854134559631}],"concepts":[{"id":"https://openalex.org/C46271340","wikidata":"https://www.wikidata.org/wiki/Q1971063","display_name":"Stopband","level":3,"score":0.958392858505249},{"id":"https://openalex.org/C123657345","wikidata":"https://www.wikidata.org/wiki/Q639055","display_name":"Microstrip","level":2,"score":0.8210294246673584},{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.7576366066932678},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.6644235849380493},{"id":"https://openalex.org/C2780129039","wikidata":"https://www.wikidata.org/wiki/Q1931107","display_name":"Section (typography)","level":2,"score":0.6361529231071472},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.6232891082763672},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4093204140663147},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3637140095233917},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.35119131207466125},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.33471769094467163},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3016185164451599},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2603553533554077},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.20308837294578552},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.15784776210784912},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14415132999420166},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.133183091878891},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.10625854134559631},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1093/ietele/e88-c.7.1430","is_oa":false,"landing_page_url":"https://doi.org/10.1093/ietele/e88-c.7.1430","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":[{"score":0.4000000059604645,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2132666973","https://openalex.org/W2381909858","https://openalex.org/W2607002004","https://openalex.org/W1977334241","https://openalex.org/W2588059692","https://openalex.org/W2063028119","https://openalex.org/W2560853036","https://openalex.org/W3018648682","https://openalex.org/W2036668652","https://openalex.org/W2161865498"],"abstract_inverted_index":{"In":[0],"a":[1,7,41,74],"partially":[2,16],"coupled-line":[3,42],"bandpass":[4],"filter":[5],"(BPF),":[6],"combination":[8],"of":[9,40,51,58,73,97,120,130],"two":[10],"microstrip":[11],"line":[12],"resonators":[13],"which":[14,66],"are":[15,18,132,138],"coupled,":[17],"considered,":[19],"where":[20],"one":[21,29],"resonator":[22],"is":[23,31,33,78,95],"half-wavelength":[24],"(\u03bb/2)-long,":[25],"and":[26,55,112,134],"another":[27],"whose":[28],"end":[30],"grounded,":[32],"only":[34],"quarter-wavelength":[35],"(\u03bb/4)-long.":[36],"Therefore,":[37],"the":[38,49,52,59,70,90,99,105,110,121,135,143],"length":[39,62],"section":[43],"can":[44],"be":[45],"varied":[46],"based":[47,88],"on":[48,89],"position":[50],"grounding":[53,91],"end,":[54],"five":[56,118],"conditions":[57],"movable":[60],"coupling":[61],"have":[63],"been":[64],"simulated":[65],"will":[67],"greatly":[68],"influence":[69],"spurious":[71,114],"responses":[72,115],"BPF.":[75],"This":[76],"property":[77],"numerically":[79],"investigated":[80],"in":[81,109],"this":[82,93],"paper.":[83],"The":[84],"analysis":[85],"shows":[86],"that,":[87],"position,":[92],"method":[94],"capable":[96],"realizing":[98],"improved":[100,113],"out-of-band":[101],"characteristics":[102],"by":[103,140],"locating":[104],"multiple":[106],"attenuation":[107],"poles":[108],"stopband":[111],"up":[116],"to":[117],"times":[119],"center":[122],"frequency":[123],"(5":[124],"f0).":[125],"A":[126],"few":[127],"empirical":[128],"models":[129],"BPF":[131],"fabricated,":[133],"numerical":[136],"results":[137],"ensured":[139],"comparing":[141],"with":[142],"experimental":[144],"results.":[145]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}