{"id":"https://openalex.org/W3048667643","doi":"https://doi.org/10.3390/s20164497","title":"Block Diagonal Hybrid Precoding and Power Allocation for QoS-Aware BDMA Downlink Transmissions","display_name":"Block Diagonal Hybrid Precoding and Power Allocation for QoS-Aware BDMA Downlink Transmissions","publication_year":2020,"publication_date":"2020-08-11","ids":{"openalex":"https://openalex.org/W3048667643","doi":"https://doi.org/10.3390/s20164497","mag":"3048667643","pmid":"https://pubmed.ncbi.nlm.nih.gov/32796776"},"language":"en","primary_location":{"id":"doi:10.3390/s20164497","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20164497","pdf_url":"https://www.mdpi.com/1424-8220/20/16/4497/pdf?version=1597221726","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/20/16/4497/pdf?version=1597221726","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5064501316","display_name":"Guanchong Niu","orcid":"https://orcid.org/0000-0002-0571-2571"},"institutions":[{"id":"https://openalex.org/I4210099586","display_name":"Shenzhen Research Institute of Big Data","ror":"https://ror.org/00z1gwf89","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210099586"]},{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]},{"id":"https://openalex.org/I4210152380","display_name":"Shenzhen Technology University","ror":"https://ror.org/04qzpec27","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210152380"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guanchong Niu","raw_affiliation_strings":["School of Science and Engineering, The Chinese University of Hong Kong (Shenzhen), Shenzhen 518172, China","Shenzhen Key Laboratory of IoT Intelligent Systems and Wireless Network Technology, Shenzhen 518172, China","Shenzhen Research Institute of Big Data, Shenzhen 518172, China"],"raw_orcid":"https://orcid.org/0000-0002-0571-2571","affiliations":[{"raw_affiliation_string":"School of Science and Engineering, The Chinese University of Hong Kong (Shenzhen), Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210116924"]},{"raw_affiliation_string":"Shenzhen Key Laboratory of IoT Intelligent Systems and Wireless Network Technology, Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210152380"]},{"raw_affiliation_string":"Shenzhen Research Institute of Big Data, Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210099586"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037704808","display_name":"Qi Cao","orcid":"https://orcid.org/0000-0002-5272-3644"},"institutions":[{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]},{"id":"https://openalex.org/I4210152380","display_name":"Shenzhen Technology University","ror":"https://ror.org/04qzpec27","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210152380"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Cao","raw_affiliation_strings":["School of Science and Engineering, The Chinese University of Hong Kong (Shenzhen), Shenzhen 518172, China","Shenzhen Key Laboratory of IoT Intelligent Systems and Wireless Network Technology, Shenzhen 518172, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Science and Engineering, The Chinese University of Hong Kong (Shenzhen), Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210116924"]},{"raw_affiliation_string":"Shenzhen Key Laboratory of IoT Intelligent Systems and Wireless Network Technology, Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210152380"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040559125","display_name":"Man-On Pun","orcid":"https://orcid.org/0000-0003-3316-5381"},"institutions":[{"id":"https://openalex.org/I4210099586","display_name":"Shenzhen Research Institute of Big Data","ror":"https://ror.org/00z1gwf89","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210099586"]},{"id":"https://openalex.org/I4210116924","display_name":"Chinese University of Hong Kong, Shenzhen","ror":"https://ror.org/02d5ks197","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633","https://openalex.org/I180726961","https://openalex.org/I4210116924"]},{"id":"https://openalex.org/I4210152380","display_name":"Shenzhen Technology University","ror":"https://ror.org/04qzpec27","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210152380"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Manon Pun","raw_affiliation_strings":["School of Science and Engineering, The Chinese University of Hong Kong (Shenzhen), Shenzhen 518172, China","Shenzhen Key Laboratory of IoT Intelligent Systems and Wireless Network Technology, Shenzhen 518172, China","Shenzhen Research Institute of Big Data, Shenzhen 518172, China"],"raw_orcid":"https://orcid.org/0000-0003-3316-5381","affiliations":[{"raw_affiliation_string":"School of Science and Engineering, The Chinese University of Hong Kong (Shenzhen), Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210116924"]},{"raw_affiliation_string":"Shenzhen Key Laboratory of IoT Intelligent Systems and Wireless Network Technology, Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210152380"]},{"raw_affiliation_string":"Shenzhen Research Institute of Big Data, Shenzhen 518172, China","institution_ids":["https://openalex.org/I4210099586"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5040559125"],"corresponding_institution_ids":["https://openalex.org/I4210099586","https://openalex.org/I4210116924","https://openalex.org/I4210152380"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":0.2019,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.49947002,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"20","issue":"16","first_page":"4497","last_page":"4497"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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":1.0,"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/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/T10575","display_name":"Wireless Communication Networks Research","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"}}],"keywords":[{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.8511397838592529},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7321882247924805},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6656548976898193},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5813683271408081},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5018899440765381},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.49073731899261475},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4717080295085907},{"id":"https://openalex.org/keywords/duplex","display_name":"Duplex (building)","score":0.42623600363731384},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.37824195623397827},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3691334128379822},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.14596310257911682},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14376887679100037}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8511397838592529},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7321882247924805},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6656548976898193},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5813683271408081},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5018899440765381},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.49073731899261475},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4717080295085907},{"id":"https://openalex.org/C99611785","wikidata":"https://www.wikidata.org/wiki/Q6453233","display_name":"Duplex (building)","level":3,"score":0.42623600363731384},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37824195623397827},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3691334128379822},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.14596310257911682},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14376887679100037},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C552990157","wikidata":"https://www.wikidata.org/wiki/Q7430","display_name":"DNA","level":2,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s20164497","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20164497","pdf_url":"https://www.mdpi.com/1424-8220/20/16/4497/pdf?version=1597221726","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:32796776","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/32796776","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:455178aeb4554728980147126d1b9bee","is_oa":true,"landing_page_url":"https://doaj.org/article/455178aeb4554728980147126d1b9bee","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 20, Iss 16, p 4497 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/20/16/4497/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s20164497","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 20; Issue 16; Pages: 4497","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:7472285","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7472285","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s20164497","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20164497","pdf_url":"https://www.mdpi.com/1424-8220/20/16/4497/pdf?version=1597221726","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G104952228","display_name":null,"funder_award_id":"ZDSYS20170725140921348","funder_id":"https://openalex.org/F4320326705","funder_display_name":"Science, Technology and Innovation Commission of Shenzhen Municipality"},{"id":"https://openalex.org/G940306304","display_name":null,"funder_award_id":"61731018","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320326705","display_name":"Science, Technology and Innovation Commission of Shenzhen Municipality","ror":null},{"id":"https://openalex.org/F4320329174","display_name":"Shenzhen Municipal Science and Technology Innovation Council","ror":"https://ror.org/017n8df75"},{"id":"https://openalex.org/F4320331102","display_name":"Shenzhen Research Institute of Big Data","ror":"https://ror.org/00z1gwf89"},{"id":"https://openalex.org/F4320333998","display_name":"Shenzhen Research Institute, City University of Hong Kong","ror":"https://ror.org/00xc0ma20"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3048667643.pdf","grobid_xml":"https://content.openalex.org/works/W3048667643.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W1526005352","https://openalex.org/W2001715686","https://openalex.org/W2011836673","https://openalex.org/W2025138368","https://openalex.org/W2041287972","https://openalex.org/W2046462440","https://openalex.org/W2053521124","https://openalex.org/W2083962008","https://openalex.org/W2085046959","https://openalex.org/W2098126478","https://openalex.org/W2103851250","https://openalex.org/W2111953900","https://openalex.org/W2116334496","https://openalex.org/W2120435222","https://openalex.org/W2127319855","https://openalex.org/W2138020668","https://openalex.org/W2145163533","https://openalex.org/W2145412765","https://openalex.org/W2157398838","https://openalex.org/W2272804037","https://openalex.org/W2402988122","https://openalex.org/W2594135044","https://openalex.org/W2741284879","https://openalex.org/W2754642524","https://openalex.org/W2776509884","https://openalex.org/W2791386407","https://openalex.org/W2798835398","https://openalex.org/W2921135369","https://openalex.org/W2962785465","https://openalex.org/W2963643599","https://openalex.org/W2963666254","https://openalex.org/W2989173289"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W2489379490","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W4386858283","https://openalex.org/W3190864439","https://openalex.org/W3141240674"],"abstract_inverted_index":{"Beam":[0],"Division":[1],"Multiple":[2],"Access":[3],"(BDMA)":[4],"with":[5],"hybrid":[6],"precoding":[7,69,98],"has":[8],"recently":[9],"been":[10],"proposed":[11,123,168],"for":[12],"multi-user":[13],"multiple-input":[14],"multiple-output":[15],"(MU-MIMO)":[16],"systems":[17],"by":[18,62,72,107],"simultaneously":[19],"transmitting":[20,65],"multiple":[21],"digitally":[22,68],"precoded":[23],"users'":[24],"data-streams":[25,66],"via":[26],"different":[27],"beams.":[28],"In":[29],"contrast":[30],"to":[31,50,90,102,143],"most":[32],"existing":[33],"works":[34],"that":[35,51],"assume":[36],"the":[37,77,92,104,109,114,122,131,140,153,164,167],"number":[38,133],"of":[39,52,79,134,148,156,166],"radio":[40],"frequency":[41],"(RF)":[42],"chains":[43,129],"must":[44],"be":[45],"greater":[46],"than":[47,130],"or":[48],"equal":[49],"data-streams,":[53],"this":[54,80],"work":[55],"proposes":[56],"a":[57,83,120],"novel":[58],"BDMA":[59,124],"downlink":[60],"system":[61,125],"first":[63],"grouping":[64,86],"before":[67],"data":[70],"group":[71],"group.":[73],"To":[74],"fully":[75],"harvest":[76],"benefits":[78],"new":[81],"architecture,":[82],"greedy":[84],"user":[85],"algorithm":[87],"is":[88],"devised":[89],"minimize":[91],"inter-group":[93],"interference":[94,106],"while":[95],"two":[96],"digital":[97],"approaches":[99],"are":[100],"developed":[101],"suppress":[103],"intra-group":[105],"maximizing":[108],"signal-to-interference-and-noise":[110],"ratio":[111,116],"(SINR)":[112],"and":[113],"signal-to-leakage-and-noise":[115],"(SLNR),":[117],"respectively.":[118],"As":[119],"result,":[121],"requires":[126],"less":[127],"RF":[128],"total":[132],"transmit":[135],"data-streams.":[136],"Furthermore,":[137],"we":[138],"optimize":[139],"power":[141],"allocation":[142],"satisfy":[144],"each":[145],"user's":[146],"quality":[147],"service":[149],"(QoS)":[150],"requirement":[151],"using":[152],"D.C.":[154],"(difference":[155],"convex":[157],"functions)":[158],"programming":[159],"technique.":[160],"Simulation":[161],"results":[162],"confirm":[163],"effectiveness":[165],"scheme.":[169]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}