{"id":"https://openalex.org/W2968340171","doi":"https://doi.org/10.3390/rs11161858","title":"A Real-Time On-Orbit Signal Tracking Algorithm for GNSS Surface Observations","display_name":"A Real-Time On-Orbit Signal Tracking Algorithm for GNSS Surface Observations","publication_year":2019,"publication_date":"2019-08-09","ids":{"openalex":"https://openalex.org/W2968340171","doi":"https://doi.org/10.3390/rs11161858","mag":"2968340171"},"language":"en","primary_location":{"id":"doi:10.3390/rs11161858","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11161858","pdf_url":"https://www.mdpi.com/2072-4292/11/16/1858/pdf?version=1565336294","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/2072-4292/11/16/1858/pdf?version=1565336294","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","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":"funder","lineage":["https://openalex.org/I2799356940"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Scott Gleason","raw_affiliation_strings":["COSMIC Group, The University Corporation for Atmospheric Research, Boulder, CO 80301, USA"],"affiliations":[{"raw_affiliation_string":"COSMIC Group, The University Corporation for Atmospheric Research, Boulder, CO 80301, USA","institution_ids":["https://openalex.org/I2799356940"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5076946918"],"corresponding_institution_ids":["https://openalex.org/I2799356940"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":0.572,"has_fulltext":true,"cited_by_count":9,"citation_normalized_percentile":{"value":0.65622944,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"11","issue":"16","first_page":"1858","last_page":"1858"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9987000226974487,"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9955000281333923,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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-applications","display_name":"GNSS applications","score":0.8431650400161743},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7056067585945129},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5485353469848633},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5411857962608337},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.5006978511810303},{"id":"https://openalex.org/keywords/gps-signals","display_name":"GPS signals","score":0.4520932137966156},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.44427019357681274},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.43047815561294556},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4028577506542206},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.20458915829658508},{"id":"https://openalex.org/keywords/assisted-gps","display_name":"Assisted GPS","score":0.17191702127456665},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.12404391169548035},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11194753646850586},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10880392789840698}],"concepts":[{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.8431650400161743},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7056067585945129},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5485353469848633},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5411857962608337},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.5006978511810303},{"id":"https://openalex.org/C12957241","wikidata":"https://www.wikidata.org/wiki/Q15903792","display_name":"GPS signals","level":4,"score":0.4520932137966156},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.44427019357681274},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.43047815561294556},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4028577506542206},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.20458915829658508},{"id":"https://openalex.org/C198613851","wikidata":"https://www.wikidata.org/wiki/Q432394","display_name":"Assisted GPS","level":3,"score":0.17191702127456665},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.12404391169548035},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11194753646850586},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10880392789840698},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs11161858","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11161858","pdf_url":"https://www.mdpi.com/2072-4292/11/16/1858/pdf?version=1565336294","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:3c0ffa3140b74269ab6f29eceb98b2ba","is_oa":true,"landing_page_url":"https://doaj.org/article/3c0ffa3140b74269ab6f29eceb98b2ba","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"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 11, Iss 16, p 1858 (2019)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/11/16/1858/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs11161858","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","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs11161858","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11161858","pdf_url":"https://www.mdpi.com/2072-4292/11/16/1858/pdf?version=1565336294","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":[{"display_name":"Life below water","score":0.8600000143051147,"id":"https://metadata.un.org/sdg/14"}],"awards":[{"id":"https://openalex.org/G1835482159","display_name":null,"funder_award_id":"NNL13AQ00C","funder_id":"https://openalex.org/F4320306101","funder_display_name":"National Aeronautics and Space Administration"}],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2968340171.pdf","grobid_xml":"https://content.openalex.org/works/W2968340171.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W125369939","https://openalex.org/W180647260","https://openalex.org/W1577414714","https://openalex.org/W1641514922","https://openalex.org/W1660767182","https://openalex.org/W1931923373","https://openalex.org/W2017225104","https://openalex.org/W2030209988","https://openalex.org/W2034505768","https://openalex.org/W2036393665","https://openalex.org/W2072190036","https://openalex.org/W2088351237","https://openalex.org/W2092870512","https://openalex.org/W2103598124","https://openalex.org/W2115283904","https://openalex.org/W2151441590","https://openalex.org/W2296018493","https://openalex.org/W2321482666","https://openalex.org/W2597820885","https://openalex.org/W2782019969","https://openalex.org/W2885395251","https://openalex.org/W2949922561","https://openalex.org/W2995781946","https://openalex.org/W6735502613"],"related_works":["https://openalex.org/W4248597968","https://openalex.org/W2054128315","https://openalex.org/W1974846654","https://openalex.org/W2386611723","https://openalex.org/W337991944","https://openalex.org/W2184299274","https://openalex.org/W1645560203","https://openalex.org/W1983404271","https://openalex.org/W3117113036","https://openalex.org/W2068583534"],"abstract_inverted_index":{"This":[0],"manuscript":[1],"describes":[2],"real-time":[3,30],"on-orbit":[4],"instrument":[5,132],"compatible":[6],"open":[7,57],"loop":[8,58],"signal":[9,161],"tracking":[10,59],"techniques":[11,60],"for":[12,56,65,121,194],"Global":[13],"Navigation":[14],"Satellite":[15],"Systems":[16],"(GNSS)":[17],"reflection":[18],"observations.":[19,73],"All":[20],"GNSS-reflection":[21],"(GNSS-R)":[22],"satellite":[23],"instruments":[24],"require":[25],"algorithms":[26,52,76,174,193],"which":[27,185],"run":[28],"in":[29,61,105,147],"on-board":[31],"the":[32,39,66,75,85,97,115,117,150,170,186],"satellite,":[33],"that":[34,137],"are":[35,55,77,175],"capable":[36],"of":[37,47,68,114,124,158,169],"predicting":[38],"code":[40,154],"phase":[41,155],"time":[42,149,156],"delay":[43,157],"and":[44,93,153,182],"Doppler":[45,151],"frequency":[46,152],"surface":[48,70],"reflected":[49,62,160],"signals.":[50],"The":[51],"presented":[53],"here":[54],"GNSS":[63,88],"signals":[64],"purposed":[67],"making":[69],"remote":[71],"sensing":[72],"Initially,":[74],"demonstrated":[78],"using":[79,107],"high":[80],"resolution":[81],"sampled":[82],"data":[83,110],"from":[84,184],"NASA":[86],"Cyclone":[87],"(CYGNSS)":[89],"mission":[90],"over":[91,100,138],"ocean":[92,101,139],"land":[94],"surfaces.":[95],"Subsequently.":[96],"algorithm":[98,118],"performance":[99],"regions":[102,140],"is":[103,119,141],"analyzed":[104],"detail":[106],"a":[108,179],"larger":[109],"set.":[111],"As":[112],"part":[113],"analysis,":[116],"assessed":[120],"its":[122],"speed":[123],"convergence,":[125],"to":[126,144,162,165,177],"demonstrate":[127],"general":[128],"compatibility":[129],"with":[130],"spacecraft":[131],"processing":[133],"limitations.":[134],"Results":[135],"indicate":[136],"it":[142],"possible":[143],"robustly":[145],"predict":[146],"real":[148],"multiple":[159],"sufficient":[163],"precision":[164],"make":[166],"science":[167],"observations":[168],"scattering":[171],"surface.":[172],"These":[173],"intended":[176],"provide":[178],"baseline":[180],"technique":[181],"variations":[183],"scientific":[187],"community":[188],"can":[189],"design":[190],"more":[191],"specialized":[192],"individual":[195],"applications.":[196]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
