{"id":"https://openalex.org/W3040121265","doi":"https://doi.org/10.3390/rs12132129","title":"Evaluation of the Effect of Higher-Order Ionospheric Delay on GPS Precise Point Positioning Time Transfer","display_name":"Evaluation of the Effect of Higher-Order Ionospheric Delay on GPS Precise Point Positioning Time Transfer","publication_year":2020,"publication_date":"2020-07-02","ids":{"openalex":"https://openalex.org/W3040121265","doi":"https://doi.org/10.3390/rs12132129","mag":"3040121265"},"language":"en","primary_location":{"id":"doi:10.3390/rs12132129","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12132129","pdf_url":"https://www.mdpi.com/2072-4292/12/13/2129/pdf","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"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":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/12/13/2129/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100725028","display_name":"Haiyan Yang","orcid":"https://orcid.org/0000-0001-5969-1780"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210093645","display_name":"National Time Service Center","ror":"https://ror.org/00655qp86","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"id":"https://openalex.org/I4210144662","display_name":"Xi'an Institute of Optics and Precision Mechanics","ror":"https://ror.org/0444j5556","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Haiyan Yang","raw_affiliation_strings":["Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","University of Chinese Academy of Sciences, Beijing 100049, China","Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101752773","display_name":"Xuhai Yang","orcid":"https://orcid.org/0000-0003-2323-059X"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210093645","display_name":"National Time Service Center","ror":"https://ror.org/00655qp86","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"id":"https://openalex.org/I4210144662","display_name":"Xi'an Institute of Optics and Precision Mechanics","ror":"https://ror.org/0444j5556","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuhai Yang","raw_affiliation_strings":["Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","School of Astronomy and Space Science, University of Chinese Academy of Sciences, Beijing 100049, China","University of Chinese Academy of Sciences, Beijing 100049, China","Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"raw_affiliation_string":"School of Astronomy and Space Science, University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100442947","display_name":"Zhe Zhang","orcid":"https://orcid.org/0000-0001-8076-5094"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210093645","display_name":"National Time Service Center","ror":"https://ror.org/00655qp86","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"id":"https://openalex.org/I4210144662","display_name":"Xi'an Institute of Optics and Precision Mechanics","ror":"https://ror.org/0444j5556","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhe Zhang","raw_affiliation_strings":["Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","University of Chinese Academy of Sciences, Beijing 100049, China","Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101036055","display_name":"Baoqi Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210093645","display_name":"National Time Service Center","ror":"https://ror.org/00655qp86","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"id":"https://openalex.org/I4210144662","display_name":"Xi'an Institute of Optics and Precision Mechanics","ror":"https://ror.org/0444j5556","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Baoqi Sun","raw_affiliation_strings":["Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","School of Astronomy and Space Science, University of Chinese Academy of Sciences, Beijing 100049, China","University of Chinese Academy of Sciences, Beijing 100049, China","Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"raw_affiliation_string":"School of Astronomy and Space Science, University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037574939","display_name":"Weijin Qin","orcid":"https://orcid.org/0000-0003-2883-9281"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210093645","display_name":"National Time Service Center","ror":"https://ror.org/00655qp86","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"id":"https://openalex.org/I4210144662","display_name":"Xi'an Institute of Optics and Precision Mechanics","ror":"https://ror.org/0444j5556","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weijin Qin","raw_affiliation_strings":["Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","University of Chinese Academy of Sciences, Beijing 100049, China","Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China"],"raw_orcid":"https://orcid.org/0000-0003-2883-9281","affiliations":[{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi\u2019an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Precision Navigation and Timing Technology, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210144662"]},{"raw_affiliation_string":"National Time Service Center, Chinese Academy of Sciences, Xi'an 710600, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100725028"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210093645","https://openalex.org/I4210144662","https://openalex.org/I4210165038"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2784},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2784},"fwci":0.6878,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.66536788,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"12","issue":"13","first_page":"2129","last_page":"2129"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12004","display_name":"Advanced Frequency and Time Standards","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12004","display_name":"Advanced Frequency and Time Standards","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998000264167786,"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/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.994700014591217,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ionosphere","display_name":"Ionosphere","score":0.8145720958709717},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.7254458069801331},{"id":"https://openalex.org/keywords/time-transfer","display_name":"Time transfer","score":0.7061833143234253},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.6282860040664673},{"id":"https://openalex.org/keywords/precise-point-positioning","display_name":"Precise Point Positioning","score":0.6210499405860901},{"id":"https://openalex.org/keywords/latitude","display_name":"Latitude","score":0.5095115303993225},{"id":"https://openalex.org/keywords/total-electron-content","display_name":"Total electron content","score":0.4511590898036957},{"id":"https://openalex.org/keywords/northern-hemisphere","display_name":"Northern Hemisphere","score":0.43243151903152466},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.41880160570144653},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.29835283756256104},{"id":"https://openalex.org/keywords/tec","display_name":"TEC","score":0.2683526873588562},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.26177334785461426},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.20541027188301086},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.20073646306991577},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16685336828231812},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.07336980104446411}],"concepts":[{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.8145720958709717},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.7254458069801331},{"id":"https://openalex.org/C127568405","wikidata":"https://www.wikidata.org/wiki/Q7805271","display_name":"Time transfer","level":3,"score":0.7061833143234253},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.6282860040664673},{"id":"https://openalex.org/C202511199","wikidata":"https://www.wikidata.org/wiki/Q7239503","display_name":"Precise Point Positioning","level":4,"score":0.6210499405860901},{"id":"https://openalex.org/C122523270","wikidata":"https://www.wikidata.org/wiki/Q34027","display_name":"Latitude","level":2,"score":0.5095115303993225},{"id":"https://openalex.org/C165391973","wikidata":"https://www.wikidata.org/wiki/Q844304","display_name":"Total electron content","level":4,"score":0.4511590898036957},{"id":"https://openalex.org/C2778835443","wikidata":"https://www.wikidata.org/wiki/Q39061","display_name":"Northern Hemisphere","level":2,"score":0.43243151903152466},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.41880160570144653},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.29835283756256104},{"id":"https://openalex.org/C176379880","wikidata":"https://www.wikidata.org/wiki/Q18031939","display_name":"TEC","level":3,"score":0.2683526873588562},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.26177334785461426},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.20541027188301086},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.20073646306991577},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16685336828231812},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.07336980104446411},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs12132129","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12132129","pdf_url":"https://www.mdpi.com/2072-4292/12/13/2129/pdf","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"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":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:48718637494a4c06a7fbd9456574afd4","is_oa":true,"landing_page_url":"https://doaj.org/article/48718637494a4c06a7fbd9456574afd4","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":"Remote Sensing, Vol 12, Iss 13, p 2129 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/12/13/2129/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs12132129","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":"Remote Sensing; Volume 12; Issue 13; Pages: 2129","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs12132129","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs12132129","pdf_url":"https://www.mdpi.com/2072-4292/12/13/2129/pdf","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"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":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5802148822","display_name":null,"funder_award_id":"11703033","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320310992","display_name":"University of Bern","ror":"https://ror.org/02k7v4d05"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3040121265.pdf","grobid_xml":"https://content.openalex.org/works/W3040121265.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W1525970546","https://openalex.org/W1973157397","https://openalex.org/W1978108609","https://openalex.org/W1990772667","https://openalex.org/W2009964459","https://openalex.org/W2015160894","https://openalex.org/W2026222636","https://openalex.org/W2031703460","https://openalex.org/W2054164841","https://openalex.org/W2058847050","https://openalex.org/W2060939014","https://openalex.org/W2076668783","https://openalex.org/W2081100897","https://openalex.org/W2083335046","https://openalex.org/W2139019018","https://openalex.org/W2163029872","https://openalex.org/W2181235151","https://openalex.org/W2255711488","https://openalex.org/W2513392793","https://openalex.org/W2613183566","https://openalex.org/W2625043143","https://openalex.org/W2626206922","https://openalex.org/W2729955004","https://openalex.org/W2765532260","https://openalex.org/W2789621115","https://openalex.org/W2793932821","https://openalex.org/W2898873955","https://openalex.org/W2902406753","https://openalex.org/W2909888830","https://openalex.org/W2914876350","https://openalex.org/W2996162342","https://openalex.org/W3016657321","https://openalex.org/W6698736606"],"related_works":["https://openalex.org/W1989070650","https://openalex.org/W2550010074","https://openalex.org/W2995463382","https://openalex.org/W2038143119","https://openalex.org/W4387332347","https://openalex.org/W3187839235","https://openalex.org/W1992137669","https://openalex.org/W2593433015","https://openalex.org/W2986635077","https://openalex.org/W1517716858"],"abstract_inverted_index":{"In":[0],"high-precision":[1,262],"GPS":[2,36],"precise":[3,64],"point":[4],"positioning":[5],"(PPP)":[6],"time":[7,66,214,264],"transfer,":[8],"errors":[9,56],"caused":[10,57],"by":[11,58,272],"the":[12,22,26,30,44,47,55,98,102,130,133,137,142,162,165,171,189,201,207,220,223,229,244,256,277,284],"effect":[13,45],"of":[14,25,46,69,132,141,155,164,222,243],"ionosphere":[15],"delay":[16],"have":[17],"to":[18,161],"be":[19,290],"corrected.":[20],"Usually":[21],"ionosphere-free":[23],"combinations":[24],"pseudo":[27],"code":[28],"and":[29,40,76,86,96,106,113,182,215,280],"carrier":[31],"phase":[32],"is":[33,144,150,250,259],"used":[34],"in":[35,63,84,92,147,158,188,200,206,228,276,283],"PPP":[37,65,263],"data":[38],"processing,":[39],"it":[41,193,288],"effectively":[42],"eliminates":[43],"first-order":[48],"ionospheric":[49,60,78,167],"delay.":[50],"This":[51],"study":[52],"quantitatively":[53],"analyzes":[54],"higher-order":[59],"(Ion2+)":[61],"delays":[62],"transfer.":[67],"Data":[68],"two":[70],"7-day":[71],"test":[72],"periods,":[73],"including":[74,101],"low":[75],"moderate":[77],"conditions,":[79],"from":[80],"20":[81],"stations":[82,187,198],"located":[83,199,275,282],"middle-":[85],"low-latitude,":[87,148],"were":[88],"analyzed.":[89],"The":[90,115,173,204,225],"difference":[91,116,131,205,227],"clock":[93,104,108,135],"solution":[94,105],"with":[95,125,213,219],"without":[97],"Ion2+":[99,257],"correction,":[100],"receiver":[103,134],"time-link":[107,208,231,246],"solution,":[109],"was":[110,183,194],"deeply":[111],"analyzed":[112],"discussed.":[114],"sequence":[117],"shows":[118],"a":[119,126],"constant":[120,175],"bias":[121,176],"plus":[122],"some":[123],"variations":[124,143],"diurnal":[127],"variation.":[128],"For":[129],"solutions,":[136],"mean":[138],"standard":[139],"deviation":[140],"3.92":[145],"ps":[146,157,181],"which":[149],"much":[151],"larger":[152,166],"than":[153,179,238,252],"that":[154,242],"2.59":[156],"mid-latitude":[159],"due":[160],"influence":[163],"electron":[168],"density":[169],"on":[170],"low-latitude.":[172],"maximum":[174],"reached":[177],"more":[178,237],"15":[180],"negative":[184],"at":[185,196],"most":[186,197],"northern":[190,278],"hemisphere,":[191],"while":[192,241],"positive":[195],"southern":[202],"hemisphere.":[203],"solutions":[209],"correlates":[210],"not":[211],"only":[212],"region,":[216],"but":[217],"also":[218],"length":[221],"time-links.":[224,294],"largest":[226],"long":[230,267],"SYDN-PTBB,":[232],"BJNM-SYDN,":[233],"AMC2-SYDN,":[234],"etc.,":[235,249],"reaches":[236],"25":[239],"ps,":[240],"short":[245,293],"IENG-PTBB,":[247],"BRUX-PTBB,":[248],"less":[251],"3.5":[253],"ps.":[254],"Therefore,":[255],"correction":[258],"necessary":[260],"for":[261,292],"transfer":[265],"over":[266],"time-links,":[268],"especially":[269],"time-links":[270],"made":[271],"one":[273],"station":[274],"hemisphere":[279],"another":[281],"south":[285],"hemisphere;":[286],"however,":[287],"could":[289],"ignored":[291]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-30T17:31:21.811387","created_date":"2020-07-10T00:00:00"}