{"id":"https://openalex.org/W2964331367","doi":"https://doi.org/10.1109/twc.2019.2919023","title":"On Channel Sounding With Switched Arrays in Fast Time-Varying Channels","display_name":"On Channel Sounding With Switched Arrays in Fast Time-Varying Channels","publication_year":2019,"publication_date":"2019-06-03","ids":{"openalex":"https://openalex.org/W2964331367","doi":"https://doi.org/10.1109/twc.2019.2919023","mag":"2964331367"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2019.2919023","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2019.2919023","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","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/A5100431275","display_name":"Rui Wang","orcid":"https://orcid.org/0000-0002-5723-5666"},"institutions":[{"id":"https://openalex.org/I4210101778","display_name":"Samsung (United States)","ror":"https://ror.org/01bfbvm65","country_code":"US","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210101778"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Rui Wang","raw_affiliation_strings":["Samsung Research America, Mountain View, CA, USA"],"affiliations":[{"raw_affiliation_string":"Samsung Research America, Mountain View, CA, USA","institution_ids":["https://openalex.org/I4210101778"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036039937","display_name":"Olivier Renaudin","orcid":null},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Olivier Renaudin","raw_affiliation_strings":["University of Southern California, Los Angeles, CA, USA"],"affiliations":[{"raw_affiliation_string":"University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004253822","display_name":"C. Umit Bas","orcid":"https://orcid.org/0000-0002-1492-7793"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"C. Umit Bas","raw_affiliation_strings":["University of Southern California, Los Angeles, CA, USA"],"affiliations":[{"raw_affiliation_string":"University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062897844","display_name":"Seun Sangodoyin","orcid":"https://orcid.org/0000-0002-1215-9778"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Seun Sangodoyin","raw_affiliation_strings":["Georgia Institute of Technology, Atlanta, GA, USA"],"affiliations":[{"raw_affiliation_string":"Georgia Institute of Technology, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071725365","display_name":"Andreas F. Molisch","orcid":"https://orcid.org/0000-0002-4779-4763"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andreas F. Molisch","raw_affiliation_strings":["University of Southern California, Los Angeles, CA, USA"],"affiliations":[{"raw_affiliation_string":"University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100431275"],"corresponding_institution_ids":["https://openalex.org/I4210101778"],"apc_list":null,"apc_paid":null,"fwci":1.5683,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.83672491,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"18","issue":"8","first_page":"3843","last_page":"3855"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9987999796867371,"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":0.9987999796867371,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9980000257492065,"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/T12146","display_name":"Power Line Communications and Noise","score":0.9980000257492065,"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/computer-science","display_name":"Computer science","score":0.7065361738204956},{"id":"https://openalex.org/keywords/channel-sounding","display_name":"Channel sounding","score":0.6429722905158997},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6245949864387512},{"id":"https://openalex.org/keywords/ambiguity-function","display_name":"Ambiguity function","score":0.6067824363708496},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.606098473072052},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5381757616996765},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.49069464206695557},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.48003947734832764},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.4678039848804474},{"id":"https://openalex.org/keywords/time-division-multiplexing","display_name":"Time-division multiplexing","score":0.46543020009994507},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.34535902738571167},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24068361520767212},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.22447654604911804},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12186500430107117},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08704936504364014}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7065361738204956},{"id":"https://openalex.org/C2781127089","wikidata":"https://www.wikidata.org/wiki/Q25051821","display_name":"Channel sounding","level":4,"score":0.6429722905158997},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6245949864387512},{"id":"https://openalex.org/C50878840","wikidata":"https://www.wikidata.org/wiki/Q3206297","display_name":"Ambiguity function","level":4,"score":0.6067824363708496},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.606098473072052},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5381757616996765},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.49069464206695557},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.48003947734832764},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.4678039848804474},{"id":"https://openalex.org/C50661577","wikidata":"https://www.wikidata.org/wiki/Q901831","display_name":"Time-division multiplexing","level":3,"score":0.46543020009994507},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.34535902738571167},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24068361520767212},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.22447654604911804},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12186500430107117},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08704936504364014},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"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":1,"locations":[{"id":"doi:10.1109/twc.2019.2919023","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2019.2919023","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320308025","display_name":"California Department of Transportation","ror":"https://ror.org/04d46jp54"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1525535255","https://openalex.org/W1525972823","https://openalex.org/W2024060531","https://openalex.org/W2085405697","https://openalex.org/W2085573856","https://openalex.org/W2097610668","https://openalex.org/W2108574770","https://openalex.org/W2109235813","https://openalex.org/W2113891116","https://openalex.org/W2114112123","https://openalex.org/W2123435028","https://openalex.org/W2135603529","https://openalex.org/W2165436456","https://openalex.org/W2172001078","https://openalex.org/W2275764471","https://openalex.org/W2314301436","https://openalex.org/W2406520110","https://openalex.org/W2615651642","https://openalex.org/W2741513186","https://openalex.org/W2752671453","https://openalex.org/W2786032354","https://openalex.org/W2884016930","https://openalex.org/W2962947809","https://openalex.org/W2988573017","https://openalex.org/W4239066252","https://openalex.org/W4252468539","https://openalex.org/W6631525980","https://openalex.org/W6678173203","https://openalex.org/W7037730639"],"related_works":["https://openalex.org/W431360389","https://openalex.org/W1998182654","https://openalex.org/W2418390248","https://openalex.org/W181065026","https://openalex.org/W2187051616","https://openalex.org/W2111804337","https://openalex.org/W4387267726","https://openalex.org/W4226230195","https://openalex.org/W1989617274","https://openalex.org/W2003701703"],"abstract_inverted_index":{"Time-division":[0],"multiplexed":[1,56],"(TDM)":[2,57],"channel":[3,58,78,193],"sounders,":[4],"in":[5,82,154],"which":[6,108],"a":[7,54,67,76,103,140],"single":[8],"RF":[9],"chain":[10],"is":[11],"connected":[12],"sequentially":[13],"via":[14],"an":[15,22,123,128],"electronic":[16],"switch":[17],"to":[18,89,134],"different":[19],"elements":[20],"of":[21,30,39,46,49,73,113,148,169,172],"array,":[23],"are":[24,176,186],"widely":[25],"used":[26],"for":[27,53],"the":[28,37,44,71,99,111,118,136,145,164,180],"measurement":[29],"double-directional/MIMO":[31],"propagation":[32],"channels.":[33,85],"This":[34],"paper":[35],"investigates":[36],"impact":[38],"array":[40],"switching":[41,64,182],"patterns":[42,92],"on":[43,70,131],"accuracy":[45],"parameter":[47,155],"estimation":[48,146],"multipath":[50],"components":[51],"(MPC)":[52],"time-division":[55],"sounder.":[59],"The":[60,184],"commonly-used":[61],"sequential":[62],"(uniform)":[63],"pattern":[65],"poses":[66],"fundamental":[68],"limit":[69],"number":[72],"antennas":[74],"that":[75,93,163],"TDM":[77],"sounder":[79],"can":[80,109,143],"employ":[81],"fast":[83],"time-varying":[84],"We":[86,116,157],"thus":[87],"aim":[88],"design":[90,120],"improved":[91],"relax":[94],"these":[95],"constraints.":[96],"To":[97],"characterize":[98],"performance,":[100],"we":[101,142],"introduce":[102],"novel":[104],"spatio-temporal":[105],"ambiguity":[106],"function,":[107],"handle":[110],"non-idealities":[112],"real-world":[114],"arrays.":[115],"formulate":[117],"sequence":[119],"problem":[121,125],"as":[122],"optimization":[124],"and":[126,174],"propose":[127],"algorithm":[129],"based":[130],"simulated":[132],"annealing":[133],"obtain":[135],"optimal":[137],"sequence.":[138,183],"As":[139],"result,":[141],"extend":[144],"range":[147],"Doppler":[149,175],"shifts":[150],"by":[151],"eliminating":[152],"ambiguities":[153],"estimation.":[156],"show":[158],"through":[159],"Monte":[160],"Carlo":[161],"simulations":[162],"root":[165],"mean":[166],"square":[167],"errors":[168],"both":[170],"direction":[171],"departure":[173],"reduced":[177],"significantly":[178],"with":[179,189],"new":[181],"results":[185],"also":[187],"verified":[188],"actual":[190],"vehicle-to-vehicle":[191],"(V2V)":[192],"measurements.":[194]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}