{"id":"https://openalex.org/W1498745459","doi":"https://doi.org/10.1109/icc.2015.7249505","title":"Confidential broadcasting via coordinated beamforming in two-cell networks","display_name":"Confidential broadcasting via coordinated beamforming in two-cell networks","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W1498745459","doi":"https://doi.org/10.1109/icc.2015.7249505","mag":"1498745459"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2015.7249505","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2015.7249505","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Communications (ICC)","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/A5058687694","display_name":"Biao He","orcid":"https://orcid.org/0000-0001-9907-7881"},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Biao He","raw_affiliation_strings":["Rcscarch School of Engineering, Australian National University, Canberra, Australia","Research School of Engineering; Australian National University; Canberra Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rcscarch School of Engineering, Australian National University, Canberra, Australia","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Engineering; Australian National University; Canberra Australia","institution_ids":["https://openalex.org/I118347636"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100680993","display_name":"Nan Yang","orcid":"https://orcid.org/0000-0002-9373-5289"},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Nan Yang","raw_affiliation_strings":["Rcscarch School of Engineering, Australian National University, Canberra, Australia","Research School of Engineering; Australian National University; Canberra Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rcscarch School of Engineering, Australian National University, Canberra, Australia","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Engineering; Australian National University; Canberra Australia","institution_ids":["https://openalex.org/I118347636"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085818373","display_name":"Xiangyun Zhou","orcid":"https://orcid.org/0000-0001-8973-9079"},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Xiangyun Zhou","raw_affiliation_strings":["Rcscarch School of Engineering, Australian National University, Canberra, Australia","Research School of Engineering; Australian National University; Canberra Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rcscarch School of Engineering, Australian National University, Canberra, Australia","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Engineering; Australian National University; Canberra Australia","institution_ids":["https://openalex.org/I118347636"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091837980","display_name":"Jinhong Yuan","orcid":"https://orcid.org/0000-0002-5794-493X"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jinhong Yuan","raw_affiliation_strings":["School of Electrical Engineering and Telecommunications, The University of New South Wales, Sydney, Australia","School of Electrical Engineering and Telecommunications, the University of New South Wales, Sydney, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Telecommunications, The University of New South Wales, Sydney, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"School of Electrical Engineering and Telecommunications, the University of New South Wales, Sydney, Australia","institution_ids":["https://openalex.org/I31746571"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"7376","last_page":"7382"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","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/T10964","display_name":"Wireless Communication Security Techniques","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9993000030517578,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9987000226974487,"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/beamforming","display_name":"Beamforming","score":0.8215194940567017},{"id":"https://openalex.org/keywords/secrecy","display_name":"Secrecy","score":0.6948784589767456},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6758822202682495},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6198601126670837},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.572504997253418},{"id":"https://openalex.org/keywords/broadcasting","display_name":"Broadcasting (networking)","score":0.5475319027900696},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5143771767616272},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5082377791404724},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4646930396556854},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.45060065388679504},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4423132538795471},{"id":"https://openalex.org/keywords/artificial-noise","display_name":"Artificial noise","score":0.4189395010471344},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4118196368217468},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.39133918285369873},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.32897666096687317},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23391515016555786},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.20776107907295227},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.18395352363586426},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.13075459003448486},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.12064892053604126},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.11653542518615723}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.8215194940567017},{"id":"https://openalex.org/C2776452267","wikidata":"https://www.wikidata.org/wiki/Q1503443","display_name":"Secrecy","level":2,"score":0.6948784589767456},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6758822202682495},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6198601126670837},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.572504997253418},{"id":"https://openalex.org/C110157686","wikidata":"https://www.wikidata.org/wiki/Q922122","display_name":"Broadcasting (networking)","level":2,"score":0.5475319027900696},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5143771767616272},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5082377791404724},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4646930396556854},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.45060065388679504},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4423132538795471},{"id":"https://openalex.org/C2780909371","wikidata":"https://www.wikidata.org/wiki/Q4801092","display_name":"Artificial noise","level":4,"score":0.4189395010471344},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4118196368217468},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.39133918285369873},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.32897666096687317},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23391515016555786},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.20776107907295227},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.18395352363586426},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.13075459003448486},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.12064892053604126},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.11653542518615723},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icc.2015.7249505","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2015.7249505","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},{"id":"pmh:oai:openresearch-repository.anu.edu.au:1885/102975","is_oa":false,"landing_page_url":"http://hdl.handle.net/1885/102975","pdf_url":null,"source":{"id":"https://openalex.org/S4306402539","display_name":"ANU Open Research (Australian National University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I118347636","host_organization_name":"Australian National University","host_organization_lineage":["https://openalex.org/I118347636"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Conference on Communications, ICC 2015","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W252932944","https://openalex.org/W949353694","https://openalex.org/W1568096262","https://openalex.org/W1975489634","https://openalex.org/W2003645072","https://openalex.org/W2004774678","https://openalex.org/W2007529001","https://openalex.org/W2027266580","https://openalex.org/W2043769961","https://openalex.org/W2044921756","https://openalex.org/W2048146300","https://openalex.org/W2072563372","https://openalex.org/W2083576738","https://openalex.org/W2093554016","https://openalex.org/W2115843455","https://openalex.org/W2128153585","https://openalex.org/W2131350052","https://openalex.org/W2132035967","https://openalex.org/W2133406100","https://openalex.org/W2135137654","https://openalex.org/W2144007657","https://openalex.org/W2147721593","https://openalex.org/W2155174176","https://openalex.org/W2269066968","https://openalex.org/W2949672874","https://openalex.org/W3102571118","https://openalex.org/W7024010555"],"related_works":["https://openalex.org/W1979654659","https://openalex.org/W2951619176","https://openalex.org/W2878548210","https://openalex.org/W2116541631","https://openalex.org/W2952382957","https://openalex.org/W2167568384","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W1976511355","https://openalex.org/W2544668827"],"abstract_inverted_index":{"We":[0,41],"design":[1],"a":[2,22,112,121],"linear":[3],"precoder":[4,16,74],"based":[5],"on":[6],"the":[7,10,29,46,49,57,60,73,78,84,97,102,127],"principles":[8],"of":[9,28],"generalized":[11],"regularized":[12],"channel":[13,66],"inversion":[14],"(RCI)":[15],"that":[17,82,124],"achieves":[18],"confidential":[19],"broadcasting":[20],"in":[21,48,59,101],"two-cell":[23],"network.":[24],"In":[25,72],"each":[26],"cell":[27],"network,":[30],"an":[31],"N-antenna":[32],"base":[33],"station":[34],"(BS)":[35],"communicates":[36],"with":[37,111],"K":[38,106],"single-antenna":[39],"users.":[40],"consider":[42],"coordinated":[43],"beamforming":[44],"where":[45,105],"BSs":[47],"two":[50,61],"cells":[51,62],"do":[52],"not":[53],"share":[54],"messages":[55],"but":[56],"users":[58],"feed":[63],"back":[64],"their":[65],"state":[67],"information":[68],"to":[69],"both":[70],"BSs.":[71],"design,":[75],"we":[76,91,119],"determine":[77],"optimal":[79],"regularization":[80],"parameter":[81],"maximizes":[83],"secrecy":[85,98,128],"sum":[86,99,129],"rate.":[87],"To":[88],"this":[89],"end,":[90],"derive":[92],"new":[93],"channel-independent":[94],"expressions":[95],"for":[96],"rate":[100,130],"large-system":[103],"regime,":[104],"and":[107],"N":[108],"approach":[109],"infinity":[110],"fixed":[113],"ratio":[114],"\u03bc":[115,137],"=":[116],"K/N.":[117],"Moreover,":[118],"propose":[120],"power-reduction":[122],"strategy":[123],"significantly":[125],"improves":[126],"at":[131],"high":[132],"transmit":[133],"signal-to-noise":[134],"ratios":[135],"when":[136],"is":[138],"higher":[139],"than":[140],"0.5.":[141]},"counts_by_year":[{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}