{"id":"https://openalex.org/W2097279101","doi":"https://doi.org/10.1109/ultsym.2001.991849","title":"High performance stacked crystal filters for GPS and wide bandwidth applications","display_name":"High performance stacked crystal filters for GPS and wide bandwidth applications","publication_year":2002,"publication_date":"2002-11-14","ids":{"openalex":"https://openalex.org/W2097279101","doi":"https://doi.org/10.1109/ultsym.2001.991849","mag":"2097279101"},"language":"en","primary_location":{"id":"doi:10.1109/ultsym.2001.991849","doi":"https://doi.org/10.1109/ultsym.2001.991849","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ultsym.2001.991849","pdf_url":null,"source":{"id":"https://openalex.org/S4393917990","display_name":"IEEE International Ultrasonics Symposium","issn_l":"1948-5719","issn":["1948-5719"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2001 IEEE Ultrasonics Symposium. Proceedings. An International Symposium (Cat. No.01CH37263)","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","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/A5110938803","display_name":"K.M. Lakin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K.M. Lakin","raw_affiliation_strings":["TFR Technologies, Inc., Bend, OR, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TFR Technologies, Inc., Bend, OR, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056720466","display_name":"J. Belsick","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Belsick","raw_affiliation_strings":["TFR Technologies, Inc., Bend, OR, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TFR Technologies, Inc., Bend, OR, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047650484","display_name":"J.F. McDonald","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J.F. McDonald","raw_affiliation_strings":["TFR Technologies, Inc., Bend, OR, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TFR Technologies, Inc., Bend, OR, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023238403","display_name":"K.T. McCarron","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K.T. McCarron","raw_affiliation_strings":["TFR Technologies, Inc., Bend, OR, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TFR Technologies, Inc., Bend, OR, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.0072,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.97348279,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"1","issue":null,"first_page":"833","last_page":"838"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11160","display_name":"Acoustic Wave Resonator Technologies","score":0.9990000128746033,"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/T11160","display_name":"Acoustic Wave Resonator Technologies","score":0.9990000128746033,"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/T10262","display_name":"Microwave Engineering and Waveguides","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/T12155","display_name":"Microwave Dielectric Ceramics Synthesis","score":0.0,"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/solidly-mounted-resonators","display_name":"solidly mounted resonators","score":0.8769999742507935},{"id":"https://openalex.org/keywords/aluminum-nitride","display_name":"aluminum nitride","score":0.656000018119812},{"id":"https://openalex.org/keywords/piezoelectric-thin-films","display_name":"piezoelectric thin films","score":0.9110000133514404},{"id":"https://openalex.org/keywords/wideband-filter","display_name":"wideband filter","score":0.765999972820282},{"id":"https://openalex.org/keywords/spurious-response-suppression","display_name":"spurious suppression","score":0.8090000152587891}],"concepts":[{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.7047510147094727},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.6381127834320068},{"id":"https://openalex.org/C97256817","wikidata":"https://www.wikidata.org/wiki/Q1462316","display_name":"Spurious relationship","level":2,"score":0.5795944333076477},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5551398992538452},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.5295596718788147},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5231336951255798},{"id":"https://openalex.org/C100082104","wikidata":"https://www.wikidata.org/wiki/Q183759","display_name":"Piezoelectricity","level":2,"score":0.48386847972869873},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.45557278394699097},{"id":"https://openalex.org/C194760766","wikidata":"https://www.wikidata.org/wiki/Q410851","display_name":"Nitride","level":3,"score":0.4212076961994171},{"id":"https://openalex.org/C8590192","wikidata":"https://www.wikidata.org/wiki/Q1054694","display_name":"Frequency response","level":2,"score":0.4106711149215698},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.28975778818130493},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.27455171942710876},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22662600874900818},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1598091423511505},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14645534753799438},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.07061442732810974},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ultsym.2001.991849","doi":"https://doi.org/10.1109/ultsym.2001.991849","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ultsym.2001.991849","pdf_url":null,"source":{"id":"https://openalex.org/S4393917990","display_name":"IEEE International Ultrasonics Symposium","issn_l":"1948-5719","issn":["1948-5719"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2001 IEEE Ultrasonics Symposium. Proceedings. An International Symposium (Cat. No.01CH37263)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1684544764","https://openalex.org/W2051196373","https://openalex.org/W2087203793","https://openalex.org/W2096967356","https://openalex.org/W3216469877","https://openalex.org/W3217742010"],"related_works":["https://openalex.org/W1497584026","https://openalex.org/W2051030831","https://openalex.org/W2161201241","https://openalex.org/W2128280723","https://openalex.org/W1965793340","https://openalex.org/W2095357284","https://openalex.org/W2352270104","https://openalex.org/W2121867943","https://openalex.org/W2130690119","https://openalex.org/W2126539883"],"abstract_inverted_index":{"Stacked":[0],"Crystal":[1],"Filters,":[2],"(SCF),":[3],"are":[4],"composed":[5],"of":[6,8,40,50],"multi-layers":[7],"piezoelectric":[9],"and":[10,75,102],"metal":[11],"layers.":[12],"Normally":[13],"these":[14],"filters":[15,82,98,103],"have":[16],"a":[17,32,59],"complex":[18],"frequency":[19],"spectrum":[20],"containing":[21],"near-in":[22],"spurious":[23,96],"responses.":[24],"However,":[25],"by":[26,46],"having":[27,99],"the":[28,38,41,47,51,73,92],"SCF":[29,56],"formed":[30],"in":[31,114],"Solidly":[33],"Mounted":[34],"Resonator":[35],"(SMR)":[36],"format,":[37],"performance":[39,76],"device":[42],"is":[43,62],"greatly":[44],"improved":[45],"finite":[48],"bandwidth":[49,60],"SMR":[52],"reflector.":[53],"The":[54],"conventional":[55],"also":[57],"has":[58],"that":[61],"too":[63],"small":[64],"for":[65],"some":[66],"wireless":[67],"applications.":[68],"This":[69],"paper":[70],"will":[71,111],"describe":[72],"design":[74],"issues":[77],"associated":[78],"with":[79,88],"stacked":[80],"crystal":[81],"using":[83],"bulk":[84],"wave":[85],"thin":[86],"films":[87],"aluminum":[89],"nitride":[90],"as":[91],"piezoelectric.":[93],"Filters":[94],"without":[95],"responses,":[97],"wide":[100],"bandwidths,":[101],"operating":[104],"at":[105],"frequencies":[106],"up":[107],"to":[108,116],"8.5":[109],"GHz":[110],"be":[112],"described":[113],"addition":[115],"GPS":[117],"filters.":[118]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
