{"id":"https://openalex.org/W2804146383","doi":"https://doi.org/10.1109/wts.2018.8363933","title":"Modified CS-based downlink channel estimation with temporal correlation in FDD massive MIMO systems","display_name":"Modified CS-based downlink channel estimation with temporal correlation in FDD massive MIMO systems","publication_year":2018,"publication_date":"2018-04-01","ids":{"openalex":"https://openalex.org/W2804146383","doi":"https://doi.org/10.1109/wts.2018.8363933","mag":"2804146383"},"language":"en","primary_location":{"id":"doi:10.1109/wts.2018.8363933","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wts.2018.8363933","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Wireless Telecommunications Symposium (WTS)","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/A5001027000","display_name":"Xiaohui Bi","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaohui Bi","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088584990","display_name":"Jianing Zhao","orcid":"https://orcid.org/0000-0002-0817-2638"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianing Zhao","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100367467","display_name":"Gang Wang","orcid":"https://orcid.org/0000-0003-4088-0009"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gang Wang","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055531709","display_name":"Yuting Lu","orcid":"https://orcid.org/0009-0004-7309-6506"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuting Lu","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044896631","display_name":"Lei Zhou","orcid":"https://orcid.org/0000-0002-8499-5521"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Zhou","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019026466","display_name":"Duyang Li","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Duyang Li","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5001027000"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":0.1288,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.46197202,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.9994999766349792,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.8004474639892578},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7361530065536499},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.7319997549057007},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.7104558944702148},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6001691222190857},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5976071953773499},{"id":"https://openalex.org/keywords/spatial-correlation","display_name":"Spatial correlation","score":0.5577914118766785},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.5411474108695984},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.49579867720603943},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4881744980812073},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.42999589443206787},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.42601048946380615},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2132175862789154},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15674707293510437},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15204894542694092}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8004474639892578},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7361530065536499},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.7319997549057007},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.7104558944702148},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6001691222190857},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5976071953773499},{"id":"https://openalex.org/C150060386","wikidata":"https://www.wikidata.org/wiki/Q7574054","display_name":"Spatial correlation","level":2,"score":0.5577914118766785},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.5411474108695984},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.49579867720603943},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4881744980812073},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.42999589443206787},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.42601048946380615},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2132175862789154},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15674707293510437},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15204894542694092},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wts.2018.8363933","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wts.2018.8363933","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Wireless Telecommunications Symposium (WTS)","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":26,"referenced_works":["https://openalex.org/W143004564","https://openalex.org/W203533378","https://openalex.org/W1587872684","https://openalex.org/W1970113402","https://openalex.org/W2044762091","https://openalex.org/W2084304524","https://openalex.org/W2099721949","https://openalex.org/W2117735246","https://openalex.org/W2119667497","https://openalex.org/W2120549790","https://openalex.org/W2127271355","https://openalex.org/W2128513990","https://openalex.org/W2130134073","https://openalex.org/W2141682101","https://openalex.org/W2145013959","https://openalex.org/W2147012791","https://openalex.org/W2147276092","https://openalex.org/W2147601077","https://openalex.org/W2160979406","https://openalex.org/W2168625863","https://openalex.org/W2296616510","https://openalex.org/W2518967821","https://openalex.org/W3106282754","https://openalex.org/W4250955649","https://openalex.org/W6605806197","https://openalex.org/W6608218929"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W1761601995","https://openalex.org/W2904599916","https://openalex.org/W4321608401","https://openalex.org/W4300468626","https://openalex.org/W2909457694","https://openalex.org/W4313028534","https://openalex.org/W2101042359"],"abstract_inverted_index":{"In":[0,69],"order":[1],"to":[2,20,46,62,99,144,146,189],"fully":[3],"utilize":[4],"the":[5,27,47,55,64,84,94,101,110,129,133,140,147,161,166,175],"spatial":[6],"multiplexing":[7],"gains":[8,11],"and":[9,51,185],"array":[10],"of":[12,132,168],"massive":[13,42,134],"multiple-input":[14],"multiple-output":[15],"(MIMO),":[16],"it":[17],"is":[18,60,114,186],"essential":[19],"obtain":[21,160],"accurate":[22],"channel":[23,75,96,150],"state":[24],"information":[25,98],"at":[26],"transmitter":[28],"(CSIT).":[29],"However,":[30],"conventional":[31,183],"CSIT":[32,67,103,163],"estimation":[33,76,104],"approaches":[34],"are":[35],"not":[36,126],"suitable":[37],"for":[38,66],"frequency-division":[39],"duplexing":[40],"(FDD)":[41],"MIMO":[43,135],"systems":[44],"due":[45],"prohibitively":[48],"large":[49],"training":[50],"feedback":[52],"overhead.":[53],"Recently,":[54],"compressive":[56],"sensing":[57],"(CS)":[58],"technique":[59],"proposed":[61,155,176],"reduce":[63],"overhead":[65],"acquisition.":[68],"this":[70],"paper,":[71],"we":[72,82,118],"consider":[73],"CS-based":[74],"schemes":[77],"with":[78],"temporal":[79,130],"correlation.":[80],"First,":[81],"discuss":[83],"existing":[85],"modified":[86],"subspace":[87],"pursuit":[88],"(M-SP)":[89],"algorithm":[90,113,124,158,177],"which":[91,125],"can":[92,159],"exploit":[93],"prior":[95,149],"support":[97,151],"enhance":[100],"current":[102],"performance.":[105],"To":[106],"tolerate":[107],"model":[108,169,190],"mismatch,":[109],"conservative":[111],"M-SP":[112,123,157],"further":[115],"discussed.":[116],"Moreover,":[117],"propose":[119],"a":[120],"new":[121],"adaptive":[122,156],"only":[127],"exploits":[128],"correlation":[131],"channels,":[136],"but":[137],"also":[138],"has":[139,178],"built-in":[141],"learning":[142],"capability":[143],"adapt":[145],"appropriate":[148],"quality":[152],"parameter.":[153],"The":[154],"successful":[162],"recovery":[164],"in":[165],"case":[167],"mismatch.":[170,191],"Simulation":[171],"results":[172],"show":[173],"that":[174],"substantial":[179],"performance":[180],"gain":[181],"over":[182],"algorithms":[184],"very":[187],"robust":[188]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}