{"id":"https://openalex.org/W2007484294","doi":"https://doi.org/10.1109/tgrs.2013.2253472","title":"RFI Characterization and Mitigation for the SMAP Radar","display_name":"RFI Characterization and Mitigation for the SMAP Radar","publication_year":2013,"publication_date":"2013-05-29","ids":{"openalex":"https://openalex.org/W2007484294","doi":"https://doi.org/10.1109/tgrs.2013.2253472","mag":"2007484294"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2013.2253472","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2013.2253472","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-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/A5103459425","display_name":"Michael Spencer","orcid":null},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Michael W. Spencer","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]},{"raw_affiliation_string":"Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039138499","display_name":"Curtis W. Chen","orcid":"https://orcid.org/0000-0001-5488-7274"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Curtis W. Chen","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]},{"raw_affiliation_string":"Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109851161","display_name":"Hirad Ghaemi","orcid":null},"institutions":[{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]},{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hirad Ghaemi","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]},{"raw_affiliation_string":"Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103433232","display_name":"Samuel F. Chan","orcid":null},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Samuel F. Chan","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]},{"raw_affiliation_string":"Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA","institution_ids":["https://openalex.org/I122411786"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5104278272","display_name":"John Belz","orcid":null},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I122411786","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"John E. Belz","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]},{"raw_affiliation_string":"Jet Propulsion Lab., California Inst. of Technology, Pasadena, CA USA","institution_ids":["https://openalex.org/I122411786"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5103459425"],"corresponding_institution_ids":["https://openalex.org/I122411786","https://openalex.org/I1334627681"],"apc_list":null,"apc_paid":null,"fwci":2.3351,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.86641869,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"51","issue":"10","first_page":"4973","last_page":"4982"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"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":1.0,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9945999979972839,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11263","display_name":"Electromagnetic Simulation and Numerical Methods","score":0.9926000237464905,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/remote-sensing","display_name":"Remote sensing","score":0.8056581616401672},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.7694000005722046},{"id":"https://openalex.org/keywords/radiometer","display_name":"Radiometer","score":0.678216814994812},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6060909628868103},{"id":"https://openalex.org/keywords/space-based-radar","display_name":"Space-based radar","score":0.5405593514442444},{"id":"https://openalex.org/keywords/electromagnetic-interference","display_name":"Electromagnetic interference","score":0.523414134979248},{"id":"https://openalex.org/keywords/l-band","display_name":"L band","score":0.47412562370300293},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.41161268949508667},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3887757658958435},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.3885400891304016},{"id":"https://openalex.org/keywords/radar-engineering-details","display_name":"Radar engineering details","score":0.3527248501777649},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3470746874809265},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.21749362349510193},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1659546196460724},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11114135384559631}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.8056581616401672},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.7694000005722046},{"id":"https://openalex.org/C120189094","wikidata":"https://www.wikidata.org/wiki/Q850281","display_name":"Radiometer","level":2,"score":0.678216814994812},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6060909628868103},{"id":"https://openalex.org/C36067731","wikidata":"https://www.wikidata.org/wiki/Q7572176","display_name":"Space-based radar","level":5,"score":0.5405593514442444},{"id":"https://openalex.org/C184892835","wikidata":"https://www.wikidata.org/wiki/Q1474513","display_name":"Electromagnetic interference","level":2,"score":0.523414134979248},{"id":"https://openalex.org/C133969743","wikidata":"https://www.wikidata.org/wiki/Q2362353","display_name":"L band","level":2,"score":0.47412562370300293},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.41161268949508667},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3887757658958435},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.3885400891304016},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.3527248501777649},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3470746874809265},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.21749362349510193},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1659546196460724},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11114135384559631}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2013.2253472","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2013.2253472","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15","score":0.7699999809265137}],"awards":[],"funders":[{"id":"https://openalex.org/F4320309374","display_name":"Ohio State University","ror":"https://ror.org/00rs6vg23"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2019404754","https://openalex.org/W2030697635","https://openalex.org/W2039348932","https://openalex.org/W2100280105","https://openalex.org/W2110009989","https://openalex.org/W2146705192","https://openalex.org/W2160790373","https://openalex.org/W2170493378","https://openalex.org/W4297846306","https://openalex.org/W6654997969"],"related_works":["https://openalex.org/W2548732733","https://openalex.org/W2151515459","https://openalex.org/W2140822038","https://openalex.org/W2017943092","https://openalex.org/W3205571960","https://openalex.org/W2145900922","https://openalex.org/W1968326737","https://openalex.org/W2168616309","https://openalex.org/W2516103524","https://openalex.org/W2547530264"],"abstract_inverted_index":{"The":[0],"Soil":[1],"Moisture":[2],"Active-Passive":[3],"(SMAP)":[4],"mission":[5],"will":[6,12],"launch":[7],"in":[8,42,105,135],"late":[9],"2014":[10],"and":[11,26,55,74,111],"carry":[13],"a":[14,35],"combined":[15],"L-band":[16,44,86],"radiometer/radar":[17],"instrument":[18],"for":[19,38,58,64],"the":[20,43,47,59,65,81,92,106,120,129,136],"retrieval":[21],"of":[22,46,83,91],"global":[23],"soil":[24],"moisture":[25],"surface":[27],"freeze-thaw":[28],"state.":[29],"Radio":[30],"frequency":[31],"interference":[32],"(RFI)":[33],"is":[34,72,75,98],"known":[36],"challenge":[37],"Earth":[39],"remote":[40],"sensing":[41],"portion":[45],"spectrum.":[48],"This":[49],"paper":[50,127],"addresses":[51,128],"efforts":[52],"to":[53,69,77,95,102,114,118],"characterize":[54],"mitigate":[56,103],"RFI":[57,66,104,134],"SMAP":[60,122],"radar.":[61],"A":[62,125],"model":[63],"environment":[67,93],"due":[68,94],"surface-based":[70],"emitters":[71,97],"developed,":[73],"shown":[76,113],"agree":[78],"well":[79,117],"with":[80,133],"observations":[82],"currently":[84],"operating":[85],"radar":[87,107],"systems.":[88],"An":[89],"analysis":[90],"space-based":[96],"also":[99],"presented.":[100],"Techniques":[101],"band":[108],"are":[109,112],"described,":[110],"perform":[115],"sufficiently":[116],"meet":[119],"stringent":[121],"measurement":[123],"requirements.":[124],"companion":[126],"different":[130],"issues":[131],"encountered":[132],"radiometer":[137],"band.":[138]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
