{"id":"https://openalex.org/W2179504751","doi":"https://doi.org/10.1109/sahcn.2015.7338322","title":"Scaling multi-user MIMO WLANs: The case for concurrent uplink control messages","display_name":"Scaling multi-user MIMO WLANs: The case for concurrent uplink control messages","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W2179504751","doi":"https://doi.org/10.1109/sahcn.2015.7338322","mag":"2179504751"},"language":"en","primary_location":{"id":"doi:10.1109/sahcn.2015.7338322","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sahcn.2015.7338322","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 12th Annual IEEE International Conference on Sensing, Communication, and Networking (SECON)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5074823926","display_name":"Oscar Bejarano","orcid":"https://orcid.org/0000-0002-5364-6038"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Oscar Bejarano","raw_affiliation_strings":["ECE Department, Rice University, Houston, TX"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECE Department, Rice University, Houston, TX","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109963201","display_name":"Sadia Quadri","orcid":null},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sadia Quadri","raw_affiliation_strings":["ECE Department, Rice University, Houston, TX"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECE Department, Rice University, Houston, TX","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041053913","display_name":"Omer Gurewitz","orcid":"https://orcid.org/0000-0002-2685-2856"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Omer Gurewitz","raw_affiliation_strings":["CSE Department, Ben Gurion University, Beer Sheva, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CSE Department, Ben Gurion University, Beer Sheva, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057141682","display_name":"Edward W. Knightly","orcid":"https://orcid.org/0000-0002-8663-0438"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Edward W. Knightly","raw_affiliation_strings":["ECE Department, Rice University, Houston, TX"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECE Department, Rice University, Houston, TX","institution_ids":["https://openalex.org/I74775410"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5295,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.58599544,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"238","last_page":"246"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/mimo","display_name":"MIMO","score":0.799345850944519},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7630388140678406},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7401306629180908},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.6803240776062012},{"id":"https://openalex.org/keywords/acknowledgement","display_name":"Acknowledgement","score":0.6769807934761047},{"id":"https://openalex.org/keywords/channel-sounding","display_name":"Channel sounding","score":0.6499941945075989},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6266627311706543},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.5467043519020081},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5314038991928101},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.49990224838256836},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.49439573287963867},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.48070842027664185},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4620167016983032},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.45046114921569824},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2289121150970459},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1812858283519745}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.799345850944519},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7630388140678406},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7401306629180908},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.6803240776062012},{"id":"https://openalex.org/C2777880217","wikidata":"https://www.wikidata.org/wiki/Q4674282","display_name":"Acknowledgement","level":2,"score":0.6769807934761047},{"id":"https://openalex.org/C2781127089","wikidata":"https://www.wikidata.org/wiki/Q25051821","display_name":"Channel sounding","level":4,"score":0.6499941945075989},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6266627311706543},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.5467043519020081},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5314038991928101},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.49990224838256836},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.49439573287963867},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.48070842027664185},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4620167016983032},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.45046114921569824},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2289121150970459},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1812858283519745},{"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/sahcn.2015.7338322","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sahcn.2015.7338322","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 12th Annual IEEE International Conference on Sensing, Communication, and Networking (SECON)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.6399999856948853,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320307791","display_name":"Cisco Systems","ror":"https://ror.org/03yt1ez60"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1569832840","https://openalex.org/W1686640489","https://openalex.org/W1733806262","https://openalex.org/W1979245540","https://openalex.org/W1990676498","https://openalex.org/W1997834106","https://openalex.org/W2028077152","https://openalex.org/W2029741572","https://openalex.org/W2060243821","https://openalex.org/W2095179288","https://openalex.org/W2110134044","https://openalex.org/W2113271807","https://openalex.org/W2130369179","https://openalex.org/W2143927285","https://openalex.org/W2144561012","https://openalex.org/W2144778327","https://openalex.org/W2151949275","https://openalex.org/W2154545367","https://openalex.org/W2157709134","https://openalex.org/W2164664877","https://openalex.org/W2171342189","https://openalex.org/W2575979757","https://openalex.org/W2595511876","https://openalex.org/W3099265420","https://openalex.org/W6634165076","https://openalex.org/W6682369245","https://openalex.org/W6731862646"],"related_works":["https://openalex.org/W2167568384","https://openalex.org/W2116541631","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W1976511355","https://openalex.org/W2769891750","https://openalex.org/W2544668827","https://openalex.org/W2082469387","https://openalex.org/W1985632843","https://openalex.org/W2489379490"],"abstract_inverted_index":{"Downlink":[0],"Multi-User":[1],"MIMO":[2,32],"(MU-MIMO)":[3],"enables":[4],"the":[5,10,26,37,59,64,70,77,101,109,119,145],"simultaneous":[6,82],"spatial":[7],"sharing":[8],"of":[9,48,73,111,121,159,165],"channel":[11,49,123],"by":[12],"multiple":[13,130],"users":[14,131],"to":[15,29,99,132,144,170],"achieve":[16],"a":[17],"capacity":[18],"gain":[19],"over":[20],"Single-Input":[21],"Single-Output":[22],"(SISO)":[23],"systems.":[24,42],"Unfortunately,":[25],"overhead":[27,38],"required":[28,39],"enable":[30,129],"multi-user":[31],"is":[33,118],"much":[34],"higher":[35],"than":[36,167],"for":[40,44],"single-stream":[41],"Namely,":[43],"K":[45,53],"users,":[46],"collection":[47],"state":[50],"information":[51,104],"requires":[52,69],"transmission":[54,149],"exchanges":[55],"(i.e.,":[56,138],"O(K))":[57],"between":[58],"AP":[60],"and":[61,91,107,125,141,154,161],"users.":[62],"Likewise,":[63],"MU-MIMO":[65,102,113],"acknowledgement":[66,126],"process":[67,106],"also":[68],"same":[71],"amount":[72],"exchanges,":[74],"thus":[75],"reducing":[76],"performance":[78],"gains":[79,164],"attained":[80],"via":[81],"downlink":[83],"transmission.":[84],"In":[85],"this":[86],"paper,":[87],"we":[88],"design,":[89],"implement,":[90],"experimentally":[92],"evaluate":[93],"Concurrent":[94],"Uplink":[95],"Control":[96],"Messages":[97],"(CUiC)":[98],"scale":[100],"control":[103,136],"exchange":[105],"improve":[108],"efficiency":[110],"802.11ac-based":[112],"networks.":[114],"Our":[115],"key":[116],"technique":[117],"design":[120],"new":[122],"sounding":[124],"mechanisms":[127],"that":[128],"transmit":[133],"their":[134],"reverse-direction":[135],"messages":[137],"beamforming":[139],"reports":[140],"acknowledgments)":[142],"concurrently":[143],"AP,":[146],"in":[147],"O(1)":[148],"slots.":[150],"We":[151],"implement":[152],"CUiC":[153],"perform":[155],"an":[156],"extensive":[157],"set":[158],"experiments":[160],"demonstrate":[162],"throughput":[163],"more":[166],"100%":[168],"compared":[169],"802.11ac.":[171]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}