{"id":"https://openalex.org/W7161264130","doi":"https://doi.org/10.48550/arxiv.2605.14272","title":"Joint Transmit and Receive Antenna Orientation Design for Secure MIMO Communications","display_name":"Joint Transmit and Receive Antenna Orientation Design for Secure MIMO Communications","publication_year":2026,"publication_date":"2026-05-14","ids":{"openalex":"https://openalex.org/W7161264130","doi":"https://doi.org/10.48550/arxiv.2605.14272"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2605.14272","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.14272","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2605.14272","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5136228523","display_name":"Ailing Zheng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zheng, Ailing","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136190235","display_name":"Qingqing Wu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wu, Qingqing","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136213581","display_name":"Xingxiang Peng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Peng, Xingxiang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136252647","display_name":"Qiaoyan Peng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Peng, Qiaoyan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136205861","display_name":"Ziyuan Zheng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zheng, Ziyuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136269831","display_name":"Yuxuan Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Yuxuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5136205514","display_name":"Wen Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Wen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9696999788284302,"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":0.9696999788284302,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.011900000274181366,"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":0.011300000362098217,"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/artificial-noise","display_name":"Artificial noise","score":0.8287000060081482},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7182000279426575},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6973000168800354},{"id":"https://openalex.org/keywords/secure-transmission","display_name":"Secure transmission","score":0.6535999774932861},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.6233000159263611},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.5533000230789185},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5120000243186951},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.47360000014305115},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.46889999508857727},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.46779999136924744}],"concepts":[{"id":"https://openalex.org/C2780909371","wikidata":"https://www.wikidata.org/wiki/Q4801092","display_name":"Artificial noise","level":4,"score":0.8287000060081482},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7182000279426575},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7008000016212463},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6973000168800354},{"id":"https://openalex.org/C2779814227","wikidata":"https://www.wikidata.org/wiki/Q7444882","display_name":"Secure transmission","level":3,"score":0.6535999774932861},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.6233000159263611},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.5533000230789185},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5120000243186951},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.47360000014305115},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.46889999508857727},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.46779999136924744},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.45590001344680786},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.3734000027179718},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.36910000443458557},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.36419999599456787},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.3617999851703644},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.359499990940094},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.3513000011444092},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.3441999852657318},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3375000059604645},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.32659998536109924},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32199999690055847},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.30300000309944153},{"id":"https://openalex.org/C510870077","wikidata":"https://www.wikidata.org/wiki/Q7444868","display_name":"Secure communication","level":3,"score":0.28679999709129333},{"id":"https://openalex.org/C2776452267","wikidata":"https://www.wikidata.org/wiki/Q1503443","display_name":"Secrecy","level":2,"score":0.28279998898506165},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.28200000524520874},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2818000018596649},{"id":"https://openalex.org/C206468330","wikidata":"https://www.wikidata.org/wiki/Q834373","display_name":"Code rate","level":3,"score":0.2806999981403351},{"id":"https://openalex.org/C2777042071","wikidata":"https://www.wikidata.org/wiki/Q6509304","display_name":"Leakage (economics)","level":2,"score":0.27810001373291016},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.26510000228881836},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.26030001044273376},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.25920000672340393},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25839999318122864}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2605.14272","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.14272","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2605.14272","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.14272","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Physical":[0],"layer":[1],"security":[2],"(PLS)":[3],"is":[4,27,201],"a":[5,37,93,136],"promising":[6],"paradigm":[7],"for":[8],"safeguarding":[9],"6G":[10],"wireless":[11,19],"networks":[12],"by":[13,30,98,162],"exploiting":[14],"the":[15,22,49,52,59,67,75,89,101,110,116,126,144,147,152,164,168,175,188,194,205,214,226],"inherent":[16],"characteristics":[17],"of":[18,24,61,69,146],"channels.":[20],"However,":[21],"efficiency":[23],"conventional":[25,227],"PLS":[26],"often":[28],"limited":[29],"fixed":[31],"orientation":[32,122],"antennas.":[33],"This":[34],"paper":[35],"investigates":[36],"rotatable":[38],"antenna":[39,121],"(RA)-aided":[40],"secure":[41,207],"multiple-input":[42],"multiple-output":[43],"(MIMO)":[44],"communication":[45],"system,":[46],"where":[47],"both":[48],"transmitter":[50],"and":[51,109,120,130,178,219],"receiver":[53],"are":[54,182,191],"equipped":[55],"with":[56],"RAs":[57],"in":[58,184],"presence":[60],"an":[62,158],"eavesdropper.":[63,90],"By":[64],"dynamically":[65],"optimizing":[66,100],"orientations":[68,190],"RAs,":[70],"we":[71,133,156],"can":[72],"proactively":[73],"reshape":[74],"effective":[76],"MIMO":[77,154],"channels":[78],"to":[79,88,115,142,204],"enhance":[80],"legitimate":[81],"transmission":[82,208],"while":[83,187],"simultaneously":[84],"suppressing":[85],"information":[86],"leakage":[87],"We":[91],"formulate":[92],"secrecy":[94,222],"rate":[95,223],"maximization":[96],"problem":[97,166],"jointly":[99],"transmit":[102,117,176],"beamforming,":[103],"artificial":[104],"noise":[105],"(AN)":[106],"covariance":[107,180],"matrix,":[108],"transmit/receive":[111],"RA":[112,149,189],"orientations,":[113],"subject":[114],"power":[118],"budget":[119],"constraints.":[123],"To":[124],"tackle":[125],"resulting":[127],"highly":[128],"coupled":[129],"non-convex":[131],"problem,":[132],"first":[134],"study":[135],"simplified":[137],"single-input":[138],"single-output":[139],"(SISO)":[140],"case":[141],"reveal":[143],"structure":[145],"optimal":[148],"orientation.":[150],"For":[151],"general":[153],"case,":[155],"develop":[157],"alternating":[159],"optimization":[160],"algorithm":[161],"reformulating":[163],"original":[165],"through":[167],"minimum":[169],"mean-square":[170],"error":[171],"framework.":[172],"In":[173],"particular,":[174],"beamforming":[177],"AN":[179],"matrix":[181],"derived":[183],"semi-closed":[185],"forms,":[186],"updated":[192],"via":[193],"Riemannian":[195],"Frank-Wolfe":[196],"method.":[197],"The":[198],"proposed":[199,215],"design":[200],"further":[202],"extended":[203],"multi-receiver":[206],"scenario.":[209],"Simulation":[210],"results":[211],"show":[212],"that":[213],"scheme":[216],"converges":[217],"rapidly":[218],"achieves":[220],"significant":[221],"gains":[224],"over":[225],"fixed-orientation":[228],"scheme.":[229]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-05-16T00:00:00"}
