{"id":"https://openalex.org/W3015476290","doi":"https://doi.org/10.1109/icassp40776.2020.9054189","title":"DOA Estimation in Systems with Nonlinearities for MMWAVE Communications","display_name":"DOA Estimation in Systems with Nonlinearities for MMWAVE Communications","publication_year":2020,"publication_date":"2020-04-09","ids":{"openalex":"https://openalex.org/W3015476290","doi":"https://doi.org/10.1109/icassp40776.2020.9054189","mag":"3015476290"},"language":"en","primary_location":{"id":"doi:10.1109/icassp40776.2020.9054189","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9054189","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5033975954","display_name":"Aditya Sant","orcid":"https://orcid.org/0000-0003-4369-4519"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Aditya Sant","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California San Diego"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California San Diego","institution_ids":["https://openalex.org/I36258959"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001700017","display_name":"Bhaskar D. Rao","orcid":"https://orcid.org/0000-0001-6357-689X"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bhaskar D. Rao","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California San Diego"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California San Diego","institution_ids":["https://openalex.org/I36258959"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5033975954"],"corresponding_institution_ids":["https://openalex.org/I36258959"],"apc_list":null,"apc_paid":null,"fwci":0.2055,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.49155454,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"54","issue":null,"first_page":"4537","last_page":"4541"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9995999932289124,"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/nonlinear-distortion","display_name":"Nonlinear distortion","score":0.7510416507720947},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.7498067617416382},{"id":"https://openalex.org/keywords/signal-subspace","display_name":"Signal subspace","score":0.6954010725021362},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.6683790683746338},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.6663055419921875},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6472640633583069},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.6468184590339661},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.6274236440658569},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6205434799194336},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.49627190828323364},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.49261051416397095},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4372991919517517},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.4175386428833008},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.40357422828674316},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.36835557222366333},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2972561717033386},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.171564519405365},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14599385857582092},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.10498347878456116},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.07399553060531616},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.05687272548675537}],"concepts":[{"id":"https://openalex.org/C173413354","wikidata":"https://www.wikidata.org/wiki/Q7049470","display_name":"Nonlinear distortion","level":4,"score":0.7510416507720947},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.7498067617416382},{"id":"https://openalex.org/C2777121530","wikidata":"https://www.wikidata.org/wiki/Q7512739","display_name":"Signal subspace","level":4,"score":0.6954010725021362},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.6683790683746338},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.6663055419921875},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6472640633583069},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.6468184590339661},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.6274236440658569},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6205434799194336},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.49627190828323364},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.49261051416397095},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4372991919517517},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.4175386428833008},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.40357422828674316},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.36835557222366333},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2972561717033386},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.171564519405365},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14599385857582092},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.10498347878456116},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.07399553060531616},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05687272548675537},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp40776.2020.9054189","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9054189","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W653761051","https://openalex.org/W1519896551","https://openalex.org/W1521591241","https://openalex.org/W1524677060","https://openalex.org/W1667165204","https://openalex.org/W1676355938","https://openalex.org/W1892643793","https://openalex.org/W1982222550","https://openalex.org/W2018189982","https://openalex.org/W2053637529","https://openalex.org/W2095786348","https://openalex.org/W2111953900","https://openalex.org/W2113638573","https://openalex.org/W2116059849","https://openalex.org/W2127989808","https://openalex.org/W2128131274","https://openalex.org/W2133311528","https://openalex.org/W2134542567","https://openalex.org/W2138020668","https://openalex.org/W2141058125","https://openalex.org/W2163915689","https://openalex.org/W2195693430","https://openalex.org/W2280339973","https://openalex.org/W2285245477","https://openalex.org/W2320703891","https://openalex.org/W2526144952","https://openalex.org/W2598194391","https://openalex.org/W2611469656","https://openalex.org/W2636013260","https://openalex.org/W2909890640","https://openalex.org/W2942228371","https://openalex.org/W2952350176","https://openalex.org/W2963614423","https://openalex.org/W3105846222","https://openalex.org/W6631398929","https://openalex.org/W6695603743"],"related_works":["https://openalex.org/W2355891660","https://openalex.org/W2164635412","https://openalex.org/W89478532","https://openalex.org/W2354351449","https://openalex.org/W2462138637","https://openalex.org/W4387444271","https://openalex.org/W2360754927","https://openalex.org/W1975779263","https://openalex.org/W2770356030","https://openalex.org/W2367624491"],"abstract_inverted_index":{"Accurate":[0],"and":[1,30,71],"efficient":[2],"methods":[3],"for":[4,54],"Direction":[5],"of":[6,59,75,84],"Arrival":[7],"(DOA)":[8],"estimation":[9,17,20,52],"play":[10],"an":[11,40],"important":[12],"role":[13],"in":[14,33],"mmWave":[15],"channel":[16],"methods.":[18],"This":[19],"procedure":[21],"can":[22,115],"potentially":[23],"be":[24,116],"affected":[25],"by":[26],"the":[27,34,45,50,60,73,82,85,90,101,103,113,122],"different":[28,64],"RF":[29],"analog":[31],"components":[32,38],"communication":[35,91],"system.":[36],"Such":[37],"add":[39],"unknown,":[41],"nonlinear":[42,57],"distortion":[43,58],"to":[44],"received":[46,61],"signal.":[47,62],"We":[48,94],"address":[49],"DOA":[51],"problem":[53],"a":[55],"general":[56],"Two":[63],"angle":[65],"recovery":[66],"scenarios":[67],"are":[68],"considered:":[69],"with":[70],"without":[72,118],"use":[74],"pilot":[76],"symbols.":[77],"The":[78,108],"analysis":[79],"focuses":[80],"on":[81,100],"transformation":[83],"signal":[86,104],"subspace,":[87],"resulting":[88],"from":[89],"system":[92],"nonlinearities.":[93],"prove":[95],"that":[96,112],"under":[97],"certain":[98],"conditions":[99],"nonlinearity,":[102],"subspace":[105],"is":[106],"preserved.":[107],"derived":[109],"result":[110],"implies":[111],"angles":[114],"recovered":[117],"calibrating":[119],"or":[120],"inverting":[121],"nonlinearity.":[123]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
