{"id":"https://openalex.org/W4399562955","doi":"https://doi.org/10.1109/taes.2024.3413036","title":"Range-Ambiguous Clutter Suppression for Space-Based Early Warning Radar via EPC\u2013FDA\u2013MIMO With Nonorthogonal Waveforms","display_name":"Range-Ambiguous Clutter Suppression for Space-Based Early Warning Radar via EPC\u2013FDA\u2013MIMO With Nonorthogonal Waveforms","publication_year":2024,"publication_date":"2024-06-12","ids":{"openalex":"https://openalex.org/W4399562955","doi":"https://doi.org/10.1109/taes.2024.3413036"},"language":"en","primary_location":{"id":"doi:10.1109/taes.2024.3413036","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2024.3413036","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","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/A5034332667","display_name":"Zizhou Qiu","orcid":"https://orcid.org/0000-0001-5006-6372"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zizhou Qiu","raw_affiliation_strings":["School of Electronic and Communication Engineering, Sun Yat-sen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Communication Engineering, Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101785445","display_name":"Keqing Duan","orcid":"https://orcid.org/0000-0002-8810-9080"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Keqing Duan","raw_affiliation_strings":["School of Electronic and Communication Engineering, Sun Yat-sen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Communication Engineering, Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058586111","display_name":"Xingjia Yang","orcid":"https://orcid.org/0000-0002-0377-2706"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingjia Yang","raw_affiliation_strings":["School of Electronic and Communication Engineering, Sun Yat-sen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Communication Engineering, Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100431061","display_name":"Yongliang Wang","orcid":"https://orcid.org/0000-0003-3887-9500"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yongliang Wang","raw_affiliation_strings":["Wuhan Early Warning Academy, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Wuhan Early Warning Academy, Wuhan, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5034332667"],"corresponding_institution_ids":["https://openalex.org/I157773358"],"apc_list":null,"apc_paid":null,"fwci":3.7807,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.9225664,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"60","issue":"5","first_page":"7106","last_page":"7124"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9883999824523926,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9883999824523926,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9380000233650208,"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/T10655","display_name":"GNSS positioning and interference","score":0.9322999715805054,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/clutter","display_name":"Clutter","score":0.7453495264053345},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5341479182243347},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5030998587608337},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.5023460388183594},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.4509907066822052},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.44044598937034607},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4336715638637543},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3104524314403534},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2816999852657318},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.21705374121665955},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.13667213916778564}],"concepts":[{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.7453495264053345},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5341479182243347},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5030998587608337},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.5023460388183594},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.4509907066822052},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.44044598937034607},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4336715638637543},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3104524314403534},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2816999852657318},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.21705374121665955},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.13667213916778564}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taes.2024.3413036","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2024.3413036","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.41999998688697815,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W1522460988","https://openalex.org/W1986362571","https://openalex.org/W2076508020","https://openalex.org/W2101700180","https://openalex.org/W2108625419","https://openalex.org/W2111585202","https://openalex.org/W2132506160","https://openalex.org/W2134599068","https://openalex.org/W2145686608","https://openalex.org/W2147921035","https://openalex.org/W2151036919","https://openalex.org/W2152079373","https://openalex.org/W2157347525","https://openalex.org/W2159359905","https://openalex.org/W2168739557","https://openalex.org/W2171576754","https://openalex.org/W2195896080","https://openalex.org/W2273059432","https://openalex.org/W2405791786","https://openalex.org/W2539563700","https://openalex.org/W2545812351","https://openalex.org/W2760203759","https://openalex.org/W2807791318","https://openalex.org/W2912815981","https://openalex.org/W3016404565","https://openalex.org/W3017403157","https://openalex.org/W3034352024","https://openalex.org/W3048034530","https://openalex.org/W3092603992","https://openalex.org/W3100772943","https://openalex.org/W3110415688","https://openalex.org/W3126362352","https://openalex.org/W3193583312","https://openalex.org/W4206674702","https://openalex.org/W4360770961","https://openalex.org/W4385191503","https://openalex.org/W4387424291","https://openalex.org/W4392309154"],"related_works":["https://openalex.org/W2130674020","https://openalex.org/W2093748878","https://openalex.org/W2333771223","https://openalex.org/W2164481644","https://openalex.org/W2555581363","https://openalex.org/W2091887884","https://openalex.org/W3154381281","https://openalex.org/W4323793904","https://openalex.org/W2767592251","https://openalex.org/W3177178041"],"abstract_inverted_index":{"Space-based":[0],"early":[1],"warning":[2],"radar":[3,31,81,86,129,228],"faces":[4],"significant":[5,125],"challenges":[6],"due":[7],"to":[8,18,30,46,90,118,133,142,148,157,181,236],"its":[9],"extensive":[10],"detection":[11],"ranges":[12],"and":[13,21,146,215,221,243,265],"high":[14],"operational":[15],"speeds,":[16],"leading":[17],"substantial":[19],"range":[20,36,44],"Doppler":[22,50],"ambiguities.":[23],"In":[24,67],"addition,":[25],"the":[26,56,110,120,131,158,164,171,178,194,200,218,226,253,260,271],"Earth's":[27],"rotation":[28],"contributes":[29],"clutter":[32,39,65,222],"exhibiting":[33],"a":[34,124,182,212],"pronounced":[35],"dependence,":[37],"causing":[38],"signals":[40],"from":[41,170],"various":[42],"ambiguous":[43],"regions":[45],"spread":[47],"across":[48],"different":[49,137],"frequencies.":[51],"This":[52,85,189,249],"complexity":[53],"greatly":[54],"diminishes":[55],"effectiveness":[57],"of":[58,103,136,174,202,217,225,256,273],"conventional":[59],"space\u2013time":[60],"adaptive":[61],"processing":[62],"(STAP)":[63],"in":[64,150,246],"suppression.":[66],"response,":[68],"an":[69],"element":[70],"pulse":[71],"coding":[72],"(EPC)\u2013frequency":[73],"diverse":[74],"array":[75,180],"(FDA)\u2013multiple":[76],"input":[77],"multiple":[78],"output":[79],"(MIMO)":[80],"has":[82,240],"been":[83,241],"proposed.":[84],"uses":[87],"azimuth":[88],"EPC":[89],"substantially":[91],"reduce":[92],"pitch":[93,98,105,111],"sidelobe":[94],"signals,":[95],"followed":[96],"by":[97,177],"FDA":[99],"for":[100,127,206],"further":[101],"suppression":[102,223],"residual":[104],"sidelobes,":[106],"thus":[107],"effectively":[108,251],"isolating":[109],"mainlobe":[112],"signal.":[113],"STAP":[114],"is":[115,130,244],"subsequently":[116],"employed":[117],"suppress":[119],"remaining":[121],"clutter.":[122],"However,":[123],"challenge":[126],"this":[128,153,247],"need":[132],"transmit":[134],"thousands":[135],"waveforms,":[138],"which":[139],"are":[140,268],"required":[141],"be":[143],"mutually":[144],"orthogonal,":[145],"hard":[147],"achieve":[149],"practice.":[151],"Therefore,":[152],"article":[154],"introduces":[155],"improvements":[156],"EPC\u2013FDA\u2013MIMO":[159,227],"radar.":[160],"We":[161],"have":[162,210],"altered":[163],"radar's":[165,261],"signal":[166,195,219],"transmission":[167,176],"mode,":[168],"transitioning":[169],"original":[172],"method":[173,235,250],"simultaneous":[175],"full":[179],"more":[183],"efficient":[184],"time-sliding":[185],"window":[186],"subarray":[187],"transmission.":[188,207],"adjustment":[190],"not":[191],"only":[192],"increases":[193],"power":[196],"but":[197],"also":[198],"reduces":[199],"number":[201],"orthogonal":[203],"waveforms":[204,258],"necessary":[205],"Furthermore,":[208],"we":[209],"conducted":[211],"thorough":[213],"study":[214],"analysis":[216,264],"model":[220],"capabilities":[224],"when":[229],"operating":[230],"with":[231],"nonorthogonal":[232,257],"waveforms.":[233],"A":[234],"enhance":[237],"waveform":[238],"orthogonality":[239],"developed":[242],"presented":[245],"article.":[248],"minimizes":[252],"adverse":[254],"effects":[255],"on":[259],"performance.":[262],"Theoretical":[263],"simulation":[266],"experiments":[267],"included,":[269],"demonstrating":[270],"efficacy":[272],"these":[274],"proposed":[275],"methods.":[276]},"counts_by_year":[{"year":2025,"cited_by_count":5}],"updated_date":"2025-12-26T23:08:49.675405","created_date":"2025-10-10T00:00:00"}
