{"id":"https://openalex.org/W3131816676","doi":"https://doi.org/10.1109/igarss39084.2020.9324491","title":"Monitoring GPS Eirp for Cygnss Level 1 Calibration","display_name":"Monitoring GPS Eirp for Cygnss Level 1 Calibration","publication_year":2020,"publication_date":"2020-09-26","ids":{"openalex":"https://openalex.org/W3131816676","doi":"https://doi.org/10.1109/igarss39084.2020.9324491","mag":"3131816676"},"language":"en","primary_location":{"id":"doi:10.1109/igarss39084.2020.9324491","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9324491","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-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/A5101537265","display_name":"Tianlin Wang","orcid":"https://orcid.org/0000-0003-0445-3528"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tianlin Wang","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076495698","display_name":"Christopher S. Ruf","orcid":"https://orcid.org/0000-0002-5937-4483"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Christopher Ruf","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076946918","display_name":"Scott Gleason","orcid":"https://orcid.org/0000-0002-8387-5093"},"institutions":[{"id":"https://openalex.org/I2799356940","display_name":"University Corporation for Atmospheric Research","ror":"https://ror.org/04zhhyn23","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I2799356940"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Scott Gleason","raw_affiliation_strings":["University Corporation for Atmospheric Research, Boulder, CO, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University Corporation for Atmospheric Research, Boulder, CO, USA","institution_ids":["https://openalex.org/I2799356940"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022152022","display_name":"Darren McKague","orcid":"https://orcid.org/0000-0003-0297-0388"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Darren McKague","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101533010","display_name":"Andrew O\u2019Brien","orcid":"https://orcid.org/0000-0003-4609-2791"},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andrew O'Brien","raw_affiliation_strings":["The Ohio State University, Columbus, OH, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Ohio State University, Columbus, OH, USA","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021982111","display_name":"Bruce Block","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bruce Block","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2924,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.5713879,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"23","issue":null,"first_page":"6293","last_page":"6296"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9984999895095825,"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/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/global-positioning-system","display_name":"Global Positioning System","score":0.822087287902832},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6664119958877563},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.5934440493583679},{"id":"https://openalex.org/keywords/effective-radiated-power","display_name":"Effective radiated power","score":0.5594385862350464},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5167621970176697},{"id":"https://openalex.org/keywords/gps-signals","display_name":"GPS signals","score":0.47567668557167053},{"id":"https://openalex.org/keywords/bistatic-radar","display_name":"Bistatic radar","score":0.47438839077949524},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.41081053018569946},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.35334956645965576},{"id":"https://openalex.org/keywords/assisted-gps","display_name":"Assisted GPS","score":0.33199837803840637},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.32157403230667114},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.3068748116493225},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2049078345298767},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.19425347447395325},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.1797974705696106},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1017700731754303},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07981732487678528}],"concepts":[{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.822087287902832},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6664119958877563},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.5934440493583679},{"id":"https://openalex.org/C34556337","wikidata":"https://www.wikidata.org/wiki/Q1295986","display_name":"Effective radiated power","level":3,"score":0.5594385862350464},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5167621970176697},{"id":"https://openalex.org/C12957241","wikidata":"https://www.wikidata.org/wiki/Q15903792","display_name":"GPS signals","level":4,"score":0.47567668557167053},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.47438839077949524},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.41081053018569946},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.35334956645965576},{"id":"https://openalex.org/C198613851","wikidata":"https://www.wikidata.org/wiki/Q432394","display_name":"Assisted GPS","level":3,"score":0.33199837803840637},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.32157403230667114},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.3068748116493225},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2049078345298767},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.19425347447395325},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.1797974705696106},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1017700731754303},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07981732487678528}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss39084.2020.9324491","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9324491","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8700000047683716}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W2119839961","https://openalex.org/W2145696754","https://openalex.org/W2225765004","https://openalex.org/W2605628945","https://openalex.org/W2807220393","https://openalex.org/W2885395251","https://openalex.org/W2900153597","https://openalex.org/W2900736080","https://openalex.org/W2912787468","https://openalex.org/W2982676918","https://openalex.org/W2985408959","https://openalex.org/W4241376566","https://openalex.org/W6755844999"],"related_works":["https://openalex.org/W4248597968","https://openalex.org/W2054128315","https://openalex.org/W2126904819","https://openalex.org/W2386611723","https://openalex.org/W1974846654","https://openalex.org/W1983404271","https://openalex.org/W2161629363","https://openalex.org/W2095430614","https://openalex.org/W2545442221","https://openalex.org/W2184299274"],"abstract_inverted_index":{"The":[0,121],"effective":[1],"isotropic":[2],"radiated":[3],"power":[4,14,71],"(EIRP)":[5],"of":[6,30,80,105,117,135,153],"the":[7,13,17,24,47,53,57,60,81,91,98,102,106,113,118,131,136,140,151],"Global":[8],"Positioning":[9],"System":[10],"(GPS)":[11],"determines":[12],"incident":[15],"on":[16],"Earth":[18],"surface.":[19],"It":[20,94,146],"is":[21],"critical":[22],"to":[23,51,59,89,139],"CYGNSS":[25,48,141],"mission's":[26],"Level":[27,154],"1":[28],"calibration":[29,43,124],"normalized":[31],"bistatic":[32],"radar":[33],"cross":[34],"section":[35],"(NBRCS).":[36],"This":[37,64],"paper":[38],"reports":[39],"a":[40],"dynamic":[41,122],"EIRP":[42,55,123],"algorithm":[44,125],"that":[45],"uses":[46],"direct":[49],"signal":[50],"correct":[52,90],"GPS":[54,75,107,119],"in":[56,73],"direction":[58],"specular":[61],"reflection":[62],"point.":[63],"approach":[65],"can":[66],"instantaneously":[67],"detect":[68],"any":[69,78],"transmit":[70],"fluctuation":[72],"all":[74],"transmitters":[76],"and":[77,85],"change":[79],"receiver":[82],"system":[83],"gain,":[84],"then":[86],"automatically":[87],"applied":[88],"science":[92,143],"measurement.":[93],"also":[95,148],"helps":[96],"mitigate":[97],"error":[99],"caused":[100],"by":[101],"azimuthal":[103],"asymmetry":[104],"antenna":[108],"gain":[109],"pattern":[110],"without":[111],"knowing":[112],"exact":[114],"yaw":[115],"attitude":[116],"satellite.":[120],"brings":[126],"back":[127],"flagged":[128],"observations":[129],"from":[130],"Block":[132],"IIF":[133],"(~37%":[134],"entire":[137],"dataset)":[138],"standard":[142],"data":[144],"products.":[145],"will":[147],"help":[149],"improve":[150],"accuracy":[152],"2":[155],"wind":[156],"speed":[157],"retrieval.":[158]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}