{"id":"https://openalex.org/W4309604184","doi":"https://doi.org/10.3390/s22228861","title":"Pre-Matching Circuit for High-Frequency Ultrasound Transducers","display_name":"Pre-Matching Circuit for High-Frequency Ultrasound Transducers","publication_year":2022,"publication_date":"2022-11-16","ids":{"openalex":"https://openalex.org/W4309604184","doi":"https://doi.org/10.3390/s22228861","pmid":"https://pubmed.ncbi.nlm.nih.gov/36433458"},"language":"en","primary_location":{"id":"doi:10.3390/s22228861","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22228861","pdf_url":"https://www.mdpi.com/1424-8220/22/22/8861/pdf?version=1668589368","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/22/8861/pdf?version=1668589368","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101887930","display_name":"Hojong Choi","orcid":"https://orcid.org/0000-0003-1955-7696"},"institutions":[{"id":"https://openalex.org/I12832649","display_name":"Gachon University","ror":"https://ror.org/03ryywt80","country_code":"KR","type":"education","lineage":["https://openalex.org/I12832649"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Hojong Choi","raw_affiliation_strings":["Department of Electronic Engineering, Gachon University, Seongnam 13120, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Gachon University, Seongnam 13120, Republic of Korea","institution_ids":["https://openalex.org/I12832649"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5101887930"],"corresponding_institution_ids":["https://openalex.org/I12832649"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":1.4725,"has_fulltext":true,"cited_by_count":10,"citation_normalized_percentile":{"value":0.81581625,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"22","issue":"22","first_page":"8861","last_page":"8861"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10727","display_name":"Ultrasound Imaging and Elastography","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10727","display_name":"Ultrasound Imaging and Elastography","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T11525","display_name":"Piezoelectric Actuators and Control","score":0.991599977016449,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/transducer","display_name":"Transducer","score":0.8104299902915955},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.6399863362312317},{"id":"https://openalex.org/keywords/ultrasonic-sensor","display_name":"Ultrasonic sensor","score":0.6363306045532227},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.6262438297271729},{"id":"https://openalex.org/keywords/center-frequency","display_name":"Center frequency","score":0.613731324672699},{"id":"https://openalex.org/keywords/electronic-circuit","display_name":"Electronic circuit","score":0.4977688789367676},{"id":"https://openalex.org/keywords/ultrasound","display_name":"Ultrasound","score":0.4896393418312073},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.40336325764656067},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3983500003814697},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.32617121934890747},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.30635374784469604},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.24455592036247253},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17461827397346497},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13887056708335876},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.13844835758209229}],"concepts":[{"id":"https://openalex.org/C56318395","wikidata":"https://www.wikidata.org/wiki/Q215928","display_name":"Transducer","level":2,"score":0.8104299902915955},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.6399863362312317},{"id":"https://openalex.org/C81288441","wikidata":"https://www.wikidata.org/wiki/Q20736125","display_name":"Ultrasonic sensor","level":2,"score":0.6363306045532227},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.6262438297271729},{"id":"https://openalex.org/C7054721","wikidata":"https://www.wikidata.org/wiki/Q1940572","display_name":"Center frequency","level":3,"score":0.613731324672699},{"id":"https://openalex.org/C134146338","wikidata":"https://www.wikidata.org/wiki/Q1815901","display_name":"Electronic circuit","level":2,"score":0.4977688789367676},{"id":"https://openalex.org/C143753070","wikidata":"https://www.wikidata.org/wiki/Q162564","display_name":"Ultrasound","level":2,"score":0.4896393418312073},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.40336325764656067},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3983500003814697},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.32617121934890747},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30635374784469604},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24455592036247253},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17461827397346497},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13887056708335876},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.13844835758209229}],"mesh":[{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014159","descriptor_name":"Transducers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014159","descriptor_name":"Transducers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014159","descriptor_name":"Transducers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014463","descriptor_name":"Ultrasonography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014463","descriptor_name":"Ultrasonography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014463","descriptor_name":"Ultrasonography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":5,"locations":[{"id":"doi:10.3390/s22228861","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22228861","pdf_url":"https://www.mdpi.com/1424-8220/22/22/8861/pdf?version=1668589368","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:36433458","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36433458","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:0cb3ff732b9247528e5711f02bfa6c0b","is_oa":true,"landing_page_url":"https://doaj.org/article/0cb3ff732b9247528e5711f02bfa6c0b","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":"Sensors, Vol 22, Iss 22, p 8861 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/22/8861/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22228861","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 22; Issue 22; Pages: 8861","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9696025","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9696025","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22228861","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22228861","pdf_url":"https://www.mdpi.com/1424-8220/22/22/8861/pdf?version=1668589368","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.7799999713897705}],"awards":[{"id":"https://openalex.org/G5204939099","display_name":null,"funder_award_id":"2020R1A2C4001606","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G8555442137","display_name":null,"funder_award_id":"No. 2020R1A2C4001606","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4309604184.pdf","grobid_xml":"https://content.openalex.org/works/W4309604184.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W392719047","https://openalex.org/W613883288","https://openalex.org/W651581322","https://openalex.org/W1575550094","https://openalex.org/W1981524568","https://openalex.org/W1981703215","https://openalex.org/W2082964925","https://openalex.org/W2087985217","https://openalex.org/W2117166126","https://openalex.org/W2145779239","https://openalex.org/W2171281935","https://openalex.org/W2305487270","https://openalex.org/W2308472282","https://openalex.org/W2406101030","https://openalex.org/W2532061108","https://openalex.org/W2552703134","https://openalex.org/W2911813218","https://openalex.org/W3159263625","https://openalex.org/W4237690058","https://openalex.org/W4253964876","https://openalex.org/W4255075791","https://openalex.org/W6698314059"],"related_works":["https://openalex.org/W2366424944","https://openalex.org/W2089829884","https://openalex.org/W2188338136","https://openalex.org/W3034962873","https://openalex.org/W2346116557","https://openalex.org/W2042297955","https://openalex.org/W2351972135","https://openalex.org/W2020953827","https://openalex.org/W2990088597","https://openalex.org/W2560025493"],"abstract_inverted_index":{"High-frequency":[0],"ultrasound":[1,9,28,64,88,124,146,157,173,198,235],"transducers":[2,29,65,111,147,236],"offer":[3],"higher":[4,184],"spatial":[5],"resolution":[6],"than":[7],"low-frequency":[8],"transducers;":[10],"however,":[11],"their":[12],"maximum":[13],"sensitivity":[14],"are":[15,19,98],"lower.":[16],"Matching":[17],"circuits":[18,78,95,182],"commonly":[20],"utilized":[21],"to":[22,55,101,103,116,138,201],"increase":[23],"the":[24,31,34,39,43,49,52,56,60,69,83,105,110,118,140,149,163,172,179,196,202,210,219,229],"amplitude":[25,141,185],"of":[26,33,42,51,63,109,122,144,233],"high-frequency":[27,145,197,234],"because":[30,112],"size":[32],"piezoelectric":[35,57],"material":[36],"decreases":[37],"as":[38],"operating":[40],"frequency":[41,85,239],"transducer":[44,199],"increases.":[45],"Thus,":[46],"it":[47,113],"lowers":[48],"limit":[50],"applied":[53],"voltage":[54],"materials.":[58],"Additionally,":[59],"electrical":[61,80],"impedances":[62],"generally":[66],"differ":[67],"at":[68,82,148],"resonant-,":[70,150],"center-,":[71,151],"and":[72,90,120,142,152,159,187,189,193,209,231],"anti-resonant-frequencies.":[73],"The":[74,175],"currently":[75],"developed":[76],"most-matching":[77],"provide":[79,132,183],"matching":[81,94],"center":[84],"ranges":[86],"for":[87,195,227],"transmitters":[89,97],"transducers.":[91,174],"In":[92],"addition,":[93],"with":[96,155,213],"more":[99],"difficult":[100],"use":[102],"control":[104,117],"echo":[106],"signal":[107],"quality":[108],"is":[114,223],"harder":[115],"bandwidth":[119,143,191],"gain":[121],"an":[123,156,224],"transmitter":[125],"working":[126],"in":[127],"high-voltage":[128],"operation.":[129],"Therefore,":[130],"we":[131],"a":[133,206,214],"novel":[134],"pre-matching":[135,164,181,207,221],"circuit":[136,204,222],"method":[137],"improve":[139],"anti-resonant-frequency":[153],"ranges,":[154],"receiver":[158],"transducer.":[160],"To":[161],"verify":[162],"circuit,":[165,208,216],"pulse-echo":[166],"response":[167],"tests":[168],"were":[169],"conducted":[170],"on":[171],"results":[176],"show":[177],"that":[178],"designed":[180],"(5.63-":[186],"2.02-times)":[188],"wider":[190],"(175.55%":[192],"62.01%)":[194],"compared":[200],"original":[203],"without":[205],"parallel":[211],"capacitor":[212],"series-inductor":[215],"respectively;":[217],"therefore,":[218],"proposed":[220],"appropriate":[225],"solution":[226],"improving":[228],"amplitudes":[230],"bandwidths":[232],"over":[237],"wide":[238],"ranges.":[240]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}