{"id":"https://openalex.org/W4402811448","doi":"https://doi.org/10.1109/oceans51537.2024.10682187","title":"Study on the Degradation of Acoustic Waveforms used for GNSS-A Observations","display_name":"Study on the Degradation of Acoustic Waveforms used for GNSS-A Observations","publication_year":2024,"publication_date":"2024-04-15","ids":{"openalex":"https://openalex.org/W4402811448","doi":"https://doi.org/10.1109/oceans51537.2024.10682187"},"language":"en","primary_location":{"id":"doi:10.1109/oceans51537.2024.10682187","doi":"https://doi.org/10.1109/oceans51537.2024.10682187","is_oa":false,"landing_page_url":"https://doi.org/10.1109/oceans51537.2024.10682187","pdf_url":null,"source":{"id":"https://openalex.org/S4306521331","display_name":"MTS/IEEE OCEANS Conference (OCEANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"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":"OCEANS 2024 - Singapore","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/A5095888112","display_name":"Yuto Yoshizumi","orcid":"https://orcid.org/0009-0006-5561-524X","observed_orcids":["https://orcid.org/0009-0006-5561-524X"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuto Yoshizumi","raw_affiliation_strings":["Graduate School of Frontier Sciences, University of Tokyo,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Frontier Sciences, University of Tokyo,Tokyo,Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091239176","display_name":"Yusuke Yokota","orcid":"https://orcid.org/0000-0003-2969-9110","observed_orcids":["https://orcid.org/0000-0003-2969-9110"]},"institutions":[{"id":"https://openalex.org/I4405287318","display_name":"Institute of Industrial Science, The University of Tokyo","ror":"https://ror.org/04t6zpd80","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yusuke Yokota","raw_affiliation_strings":["Institute of Industrial Science, University of Tokyo,Tokyo,Japa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Industrial Science, University of Tokyo,Tokyo,Japa","institution_ids":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078221317","display_name":"Tadashi Ishikawa","orcid":"https://orcid.org/0000-0001-6385-7915","observed_orcids":["https://orcid.org/0000-0001-6385-7915"]},"institutions":[{"id":"https://openalex.org/I4387155174","display_name":"Japan Coast Guard","ror":"https://ror.org/03nv92q59","country_code":"JP","type":"government","lineage":["https://openalex.org/I1308952385","https://openalex.org/I4387155174"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadashi Ishikawa","raw_affiliation_strings":["Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan","institution_ids":["https://openalex.org/I4387155174"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063821580","display_name":"Koya Nagae","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405287318","display_name":"Institute of Industrial Science, The University of Tokyo","ror":"https://ror.org/04t6zpd80","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Koya Nagae","raw_affiliation_strings":["Institute of Industrial Science, University of Tokyo,Tokyo,Japa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Industrial Science, University of Tokyo,Tokyo,Japa","institution_ids":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019998656","display_name":"Shun-ichi I. WATANABE","orcid":"https://orcid.org/0000-0003-4456-3932","observed_orcids":["https://orcid.org/0000-0003-4456-3932","https://orcid.org/0009-0005-1927-9675"]},"institutions":[{"id":"https://openalex.org/I4387155174","display_name":"Japan Coast Guard","ror":"https://ror.org/03nv92q59","country_code":"JP","type":"government","lineage":["https://openalex.org/I1308952385","https://openalex.org/I4387155174"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shun-ichi Watanabe","raw_affiliation_strings":["Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan","institution_ids":["https://openalex.org/I4387155174"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078619637","display_name":"Yuto Nakamura","orcid":"https://orcid.org/0000-0002-7015-0026","observed_orcids":["https://orcid.org/0000-0002-7015-0026"]},"institutions":[{"id":"https://openalex.org/I4387155174","display_name":"Japan Coast Guard","ror":"https://ror.org/03nv92q59","country_code":"JP","type":"government","lineage":["https://openalex.org/I1308952385","https://openalex.org/I4387155174"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuto Nakamura","raw_affiliation_strings":["Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan","institution_ids":["https://openalex.org/I4387155174"]}]},{"author_position":"last","author":{"id":null,"display_name":"Kenji Kouno","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4387155174","display_name":"Japan Coast Guard","ror":"https://ror.org/03nv92q59","country_code":"JP","type":"government","lineage":["https://openalex.org/I1308952385","https://openalex.org/I4387155174"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenji Kouno","raw_affiliation_strings":["Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Japan Coast Guard,Hydrographic and Oceanographic Department,Tokyo,Japan","institution_ids":["https://openalex.org/I4387155174"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7422,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.66637127,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9814000129699707,"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"}},"topics":[{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9814000129699707,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.007499999832361937,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10110","display_name":"earthquake and tectonic studies","score":0.002899999963119626,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/gnss-a","display_name":"GNSS-A","score":0.9169999957084656},{"id":"https://openalex.org/keywords/phase-only-correlation","display_name":"phase-only correlation","score":0.7979999780654907},{"id":"https://openalex.org/keywords/round-trip-time","display_name":"round-trip time","score":0.7210000157356262}],"concepts":[{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.8651812076568604},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.7499914765357971},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.6058686971664429},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5038244128227234},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3359867334365845},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19928443431854248},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.17805051803588867},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1410694718360901},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/oceans51537.2024.10682187","doi":"https://doi.org/10.1109/oceans51537.2024.10682187","is_oa":false,"landing_page_url":"https://doi.org/10.1109/oceans51537.2024.10682187","pdf_url":null,"source":{"id":"https://openalex.org/S4306521331","display_name":"MTS/IEEE OCEANS Conference (OCEANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"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":"OCEANS 2024 - Singapore","raw_type":"proceedings-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":9,"referenced_works":["https://openalex.org/W1520822062","https://openalex.org/W1580780593","https://openalex.org/W2074351841","https://openalex.org/W2088932770","https://openalex.org/W2102259193","https://openalex.org/W3024590813","https://openalex.org/W3128783126","https://openalex.org/W4400979407","https://openalex.org/W6634728594"],"related_works":["https://openalex.org/W4395449653","https://openalex.org/W6917334365","https://openalex.org/W3137621858","https://openalex.org/W4400979407","https://openalex.org/W4313251718","https://openalex.org/W4413017769","https://openalex.org/W4220805528","https://openalex.org/W7160933248","https://openalex.org/W3129362438","https://openalex.org/W3047567750"],"abstract_inverted_index":{"This":[0],"study":[1],"examines":[2],"the":[3,9,24,43,89,95,113,120,130,133,144,152,155,163,169,176],"degradation":[4,115,153,181],"of":[5,55,58,68,78,122,132,154],"acoustic":[6],"waveforms":[7,91],"in":[8,52,85,183],"seafloor":[10],"crustal":[11],"movement":[12],"observation":[13],"network":[14],"called":[15],"Seafloor":[16],"Geodetic":[17],"Observation":[18],"\u2013":[19],"Array":[20],"(SGO-A)":[21],"operated":[22],"by":[23,162,168],"Japan":[25],"Coast":[26],"Guard":[27],"using":[28,94],"Global":[29],"Navigation":[30],"Satellite":[31],"System":[32],"-":[33],"Acoustics":[34],"combination":[35],"(GNSS-A)":[36],"technology.":[37],"Recently,":[38],"it":[39],"was":[40,49,116,140,149,158],"found":[41],"that":[42,104,112,151],"10":[44],"kHz":[45],"carrier":[46,59,134,146,156],"wave":[47,135,157],"used":[48,105,141],"distorted,":[50],"resulting":[51],"a":[53,66,137],"loss":[54],"accuracy.":[56],"Misidentification":[57],"waves":[60],"due":[61,118],"to":[62,70,103,119,128,142,178,191],"distortion":[63],"occurs":[64],"on":[65],"scale":[67],"several":[69],"20":[71],"cm":[72],"and":[73,188],"significantly":[74],"hinders":[75],"centimeter-level":[76],"observations":[77],"vertical":[79],"positioning.":[80],"In":[81,126],"this":[82],"study,":[83],"conducted":[84],"an":[86],"experimental":[87],"tank,":[88],"transmitted":[90],"were":[92],"investigated":[93],"Phase-Only":[96],"Correlation":[97],"(POC)":[98],"method":[99,139],"with":[100,185],"equipment":[101,187],"similar":[102],"for":[106],"actual":[107],"observations.":[108],"The":[109],"results":[110],"suggested":[111],"waveform":[114,180],"mainly":[117,167],"superposition":[121],"multiple":[123],"reference":[124],"waves.":[125],"order":[127],"evaluate":[129],"cause":[131],"degradation,":[136],"grid-search-like":[138],"reproduce":[143],"degraded":[145],"wave.":[147],"It":[148],"shown":[150],"not":[159],"only":[160],"caused":[161],"hardware":[164],"structure,":[165],"but":[166],"internal":[170],"electrical":[171],"circuit.":[172],"These":[173],"findings":[174],"suggest":[175],"need":[177],"examine":[179],"phenomenon":[182],"detail":[184],"each":[186],"other":[189],"conditions":[190],"determine":[192],"accurate":[193],"round-trip":[194],"times.":[195]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-10-26T11:51:55.731654","created_date":"2024-09-25T00:00:00"}