{"id":"https://openalex.org/W4295298207","doi":"https://doi.org/10.1109/tvt.2022.3205370","title":"Separate Channel Estimation With Hybrid RIS-Aided Multi-User Communications","display_name":"Separate Channel Estimation With Hybrid RIS-Aided Multi-User Communications","publication_year":2022,"publication_date":"2022-09-09","ids":{"openalex":"https://openalex.org/W4295298207","doi":"https://doi.org/10.1109/tvt.2022.3205370"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2022.3205370","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3205370","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5026496540","display_name":"Songjie Yang","orcid":"https://orcid.org/0000-0003-3130-4747"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Songjie Yang","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-3130-4747","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060379364","display_name":"Wanting Lyu","orcid":"https://orcid.org/0000-0003-0510-2666"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wanting Lyu","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-0510-2666","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101676808","display_name":"Dongli Wang","orcid":"https://orcid.org/0000-0003-2064-9272"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongli Wang","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067710600","display_name":"Zhongpei Zhang","orcid":"https://orcid.org/0000-0003-2772-9937"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhongpei Zhang","raw_affiliation_strings":["Shenzhen institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0003-2772-9937","affiliations":[{"raw_affiliation_string":"Shenzhen institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.9155,"has_fulltext":false,"cited_by_count":35,"citation_normalized_percentile":{"value":0.91579858,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"72","issue":"1","first_page":"1318","last_page":"1324"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9990000128746033,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/channel-sounding","display_name":"Channel sounding","score":0.8098636269569397},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6459622383117676},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6155036687850952},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5726810097694397},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5006918907165527},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4896424412727356},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4888117015361786},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.47773951292037964},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.391276478767395},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3622059226036072},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.27763670682907104},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.25697362422943115},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.203814297914505},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18240830302238464}],"concepts":[{"id":"https://openalex.org/C2781127089","wikidata":"https://www.wikidata.org/wiki/Q25051821","display_name":"Channel sounding","level":4,"score":0.8098636269569397},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6459622383117676},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6155036687850952},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5726810097694397},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5006918907165527},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4896424412727356},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4888117015361786},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.47773951292037964},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.391276478767395},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3622059226036072},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27763670682907104},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25697362422943115},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.203814297914505},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18240830302238464},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2022.3205370","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3205370","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W2135338342","https://openalex.org/W2140023790","https://openalex.org/W2981792785","https://openalex.org/W2984937369","https://openalex.org/W2985466239","https://openalex.org/W3015419519","https://openalex.org/W3032095193","https://openalex.org/W3035217884","https://openalex.org/W3038342299","https://openalex.org/W3082926577","https://openalex.org/W3104300639","https://openalex.org/W3134059753","https://openalex.org/W3134690199","https://openalex.org/W3134746776","https://openalex.org/W3138193098","https://openalex.org/W3144244478","https://openalex.org/W3154003282","https://openalex.org/W3171953287","https://openalex.org/W3178014739","https://openalex.org/W3187692631","https://openalex.org/W3196690531","https://openalex.org/W3205135478","https://openalex.org/W4205439215","https://openalex.org/W4225765847","https://openalex.org/W4285142136"],"related_works":["https://openalex.org/W2359663630","https://openalex.org/W2500106866","https://openalex.org/W2701152523","https://openalex.org/W2396552377","https://openalex.org/W2143635164","https://openalex.org/W2952407405","https://openalex.org/W2120578304","https://openalex.org/W1995386335","https://openalex.org/W3116597248","https://openalex.org/W2411032004"],"abstract_inverted_index":{"As":[0],"a":[1,41,47,74,100],"solution":[2],"to":[3,58,72,80,111,124],"the":[4,8,14,17,23,59,68,82,87,94,105,113,118,125,136],"thorny":[5],"problem":[6],"of":[7,10,16,138,144],"acquisition":[9],"separate":[11],"channels":[12],"with":[13,27,46,104],"presence":[15],"passive":[18],"reconfigurable":[19],"intelligent":[20],"surface":[21],"(RIS),":[22],"hybrid":[24,119],"RIS":[25,120],"architecture":[26,121],"several":[28],"radio":[29],"frequency":[30],"(RF)":[31],"chains":[32],"is":[33,122],"gaining":[34],"popularity.":[35],"In":[36,63,116],"this":[37],"motif,":[38],"we":[39,66,98],"offer":[40],"unique":[42],"once-sounding":[43],"estimation":[44,84,127,145],"technique":[45,128],"single":[48],"RF":[49],"chain-based":[50],"RIS,":[51],"which":[52],"reduces":[53],"pilot":[54,130,147],"overhead":[55],"in":[56,142],"comparison":[57],"existing":[60],"twice-sounding":[61],"method.":[62],"its":[64],"wake,":[65],"exploit":[67],"multi-user":[69],"channel":[70,83],"characteristic":[71],"construct":[73],"measurements-augmentation-based":[75],"compressive":[76],"sensing":[77],"(CS)":[78],"framework":[79],"enhance":[81],"performance":[85],"between":[86],"base":[88],"station":[89],"and":[90,149],"RIS.":[91],"To":[92],"boost":[93],"algorithm's":[95],"practical":[96],"applicability,":[97],"build":[99],"two-stage":[101],"CS":[102],"mechanism":[103],"multiple":[106],"measurement":[107],"vector":[108],"(MMV)":[109],"attribute":[110],"lower":[112],"computational":[114,150],"complexity.":[115,151],"addition,":[117],"extended":[123],"two-timescale":[126],"for":[129],"minimization.":[131],"Finally,":[132],"simulation":[133],"results":[134],"demonstrate":[135],"superiority":[137],"our":[139],"proposed":[140],"schemes":[141],"terms":[143],"performance,":[146],"overhead,":[148]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":14},{"year":2023,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}