{"id":"https://openalex.org/W2749254764","doi":"https://doi.org/10.1109/tvt.2017.2740282","title":"Optimization for Maximizing Sum Secrecy Rate in MU-MISO SWIPT Systems","display_name":"Optimization for Maximizing Sum Secrecy Rate in MU-MISO SWIPT Systems","publication_year":2017,"publication_date":"2017-09-27","ids":{"openalex":"https://openalex.org/W2749254764","doi":"https://doi.org/10.1109/tvt.2017.2740282","mag":"2749254764"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2017.2740282","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tvt.2017.2740282","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/tvt.2017.2740282","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5010853203","display_name":"Mahmoud Alageli","orcid":"https://orcid.org/0000-0002-2919-7105"},"institutions":[{"id":"https://openalex.org/I84884186","display_name":"Newcastle University","ror":"https://ror.org/01kj2bm70","country_code":"GB","type":"education","lineage":["https://openalex.org/I84884186"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Mahmoud Alageli","raw_affiliation_strings":["Intelligent Sensing and Communications Group, Newcastle University, Newcastle upon Tyne, U.K"],"raw_orcid":"https://orcid.org/0000-0002-2919-7105","affiliations":[{"raw_affiliation_string":"Intelligent Sensing and Communications Group, Newcastle University, Newcastle upon Tyne, U.K","institution_ids":["https://openalex.org/I84884186"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065272730","display_name":"A\u00efssa Ikhlef","orcid":"https://orcid.org/0000-0001-9089-4180"},"institutions":[{"id":"https://openalex.org/I190082696","display_name":"Durham University","ror":"https://ror.org/01v29qb04","country_code":"GB","type":"education","lineage":["https://openalex.org/I190082696"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Aissa Ikhlef","raw_affiliation_strings":["School of Engineering and Computing Sciences, Durham University, Durham, U.K"],"raw_orcid":"https://orcid.org/0000-0001-9089-4180","affiliations":[{"raw_affiliation_string":"School of Engineering and Computing Sciences, Durham University, Durham, U.K","institution_ids":["https://openalex.org/I190082696"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083892296","display_name":"Jonathon A. Chambers","orcid":"https://orcid.org/0000-0002-5820-6509"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I84884186","display_name":"Newcastle University","ror":"https://ror.org/01kj2bm70","country_code":"GB","type":"education","lineage":["https://openalex.org/I84884186"]}],"countries":["CN","GB"],"is_corresponding":false,"raw_author_name":"Jonathon Chambers","raw_affiliation_strings":["College of Automation, Harbin Engineering University, Harbin, China","Intelligent Sensing and Communications Group, Newcastle University, Newcastle upon Tyne, U.K"],"raw_orcid":"https://orcid.org/0000-0002-5820-6509","affiliations":[{"raw_affiliation_string":"College of Automation, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Intelligent Sensing and Communications Group, Newcastle University, Newcastle upon Tyne, U.K","institution_ids":["https://openalex.org/I84884186"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.9046,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.86198782,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"67","issue":"1","first_page":"537","last_page":"553"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","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/T11392","display_name":"Energy Harvesting in Wireless Networks","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/T10964","display_name":"Wireless Communication Security Techniques","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/T12791","display_name":"Full-Duplex Wireless Communications","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"}}],"keywords":[{"id":"https://openalex.org/keywords/artificial-noise","display_name":"Artificial noise","score":0.7896301746368408},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7448158860206604},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5580222010612488},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5231308341026306},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5228460431098938},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4795117676258087},{"id":"https://openalex.org/keywords/energy-harvesting","display_name":"Energy harvesting","score":0.4779541492462158},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4422876238822937},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.44158270955085754},{"id":"https://openalex.org/keywords/maximum-power-transfer-theorem","display_name":"Maximum power transfer theorem","score":0.42733579874038696},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.40251895785331726},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.32116490602493286},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2862146496772766},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24217906594276428},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.20090961456298828},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17554029822349548},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.1257019340991974},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.09349223971366882},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09043461084365845}],"concepts":[{"id":"https://openalex.org/C2780909371","wikidata":"https://www.wikidata.org/wiki/Q4801092","display_name":"Artificial noise","level":4,"score":0.7896301746368408},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7448158860206604},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5580222010612488},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5231308341026306},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5228460431098938},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4795117676258087},{"id":"https://openalex.org/C101518730","wikidata":"https://www.wikidata.org/wiki/Q930236","display_name":"Energy harvesting","level":3,"score":0.4779541492462158},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4422876238822937},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.44158270955085754},{"id":"https://openalex.org/C67186554","wikidata":"https://www.wikidata.org/wiki/Q17103352","display_name":"Maximum power transfer theorem","level":3,"score":0.42733579874038696},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.40251895785331726},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.32116490602493286},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2862146496772766},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24217906594276428},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.20090961456298828},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17554029822349548},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.1257019340991974},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.09349223971366882},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09043461084365845},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tvt.2017.2740282","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tvt.2017.2740282","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"},{"id":"pmh:oai:dro.dur.ac.uk.OAI2:22610","is_oa":true,"landing_page_url":"http://dro.dur.ac.uk/22610/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400188","display_name":"Durham Research Online (Durham University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I190082696","host_organization_name":"Durham University","host_organization_lineage":["https://openalex.org/I190082696"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"IEEE transactions on vehicular technology, 2018, Vol.67(1), pp.537-553 [Peer Reviewed Journal]","raw_type":"Article"},{"id":"pmh:oai:durham-repository.worktribe.com:1352827","is_oa":true,"landing_page_url":"https://durham-repository.worktribe.com/output/1352827","pdf_url":null,"source":{"id":"https://openalex.org/S4306400188","display_name":"Durham Research Online (Durham University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I190082696","host_organization_name":"Durham University","host_organization_lineage":["https://openalex.org/I190082696"],"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":"","raw_type":"Journal Article"},{"id":"pmh:oai:eprint.ncl.ac.uk:239606","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306402485","display_name":"Newcastle University ePrints (Newcastle Univesity)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I84884186","host_organization_name":"Newcastle University","host_organization_lineage":["https://openalex.org/I84884186"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"doi:10.1109/tvt.2017.2740282","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tvt.2017.2740282","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W7447279","https://openalex.org/W79131877","https://openalex.org/W171072194","https://openalex.org/W1494305467","https://openalex.org/W1506090473","https://openalex.org/W1546649316","https://openalex.org/W1553747073","https://openalex.org/W1568307856","https://openalex.org/W1775499826","https://openalex.org/W1983625132","https://openalex.org/W1997834106","https://openalex.org/W2042481111","https://openalex.org/W2046906023","https://openalex.org/W2054405892","https://openalex.org/W2062472118","https://openalex.org/W2063046368","https://openalex.org/W2079657735","https://openalex.org/W2081035264","https://openalex.org/W2103829092","https://openalex.org/W2110098571","https://openalex.org/W2111744417","https://openalex.org/W2114418481","https://openalex.org/W2126423090","https://openalex.org/W2128132991","https://openalex.org/W2131580663","https://openalex.org/W2131926118","https://openalex.org/W2146107742","https://openalex.org/W2149831971","https://openalex.org/W2153820391","https://openalex.org/W2224014298","https://openalex.org/W2296319761","https://openalex.org/W2413180957","https://openalex.org/W2498963255","https://openalex.org/W2962707059","https://openalex.org/W2963908312","https://openalex.org/W2964303291","https://openalex.org/W3105289681","https://openalex.org/W3106182688","https://openalex.org/W4250589301","https://openalex.org/W6603171186","https://openalex.org/W6638034465","https://openalex.org/W6679794223","https://openalex.org/W6705432764"],"related_works":["https://openalex.org/W3087844490","https://openalex.org/W3159852908","https://openalex.org/W2994678687","https://openalex.org/W3090699061","https://openalex.org/W4387546583","https://openalex.org/W2478698443","https://openalex.org/W3201274045","https://openalex.org/W2741591884","https://openalex.org/W2051762234","https://openalex.org/W821010501"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,53,159],"consider":[4],"the":[5,18,31,41,45,50,55,61,65,72,84,93,99,144,153,173,177,193,198,204,214,236,239,248,253,262,268,273,278,282,286,294,300,307],"sum":[6,101,249],"secrecy":[7,102,250],"rate":[8,103,251],"maximization":[9],"problem":[10,95,112],"in":[11,17,191,219,224,271,277],"multiuser":[12],"multiple-input":[13],"single-output":[14],"(MU-MISO)":[15],"systems":[16],"presence":[19],"of":[20,127,134,172,188,200,234,281,313],"multiple":[21],"energy":[22,48,108,182,266,304],"harvesters":[23],"(EHs)":[24],"which":[25,192,272,289],"also":[26,211,258],"have":[27],"potential":[28],"to":[29,40,59,82,97,208,317],"wire-tap":[30],"information":[32,39,62,85,242],"users":[33],"(IUs).":[34],"To":[35],"facilitate":[36],"delivering":[37],"secure":[38],"IUs":[42,66,145,202,283],"and":[43,67,107,132,169,179,213,241,252,296,306],"increase":[44],"total":[46,254,264,302],"harvested":[47,181,255,265,303],"by":[49,116],"EHs":[51,190,194,226],"simultaneously,":[52],"optimize":[54],"transmit":[56,105],"beamforming":[57,146,174],"vectors":[58,175],"direct":[60],"signals":[63],"toward":[64,71],"artificial":[68],"noise":[69],"(AN)":[70],"EHs.":[73],"We":[74,137,257],"assume":[75],"that":[76,139,310],"each":[77],"EH":[78],"relies":[79],"on":[80,165],"itself":[81],"decode":[83],"signal":[86,199,243],"intended":[87],"for":[88,143,176],"an":[89,232],"individual":[90],"IU.":[91],"Therefore,":[92],"corresponding":[94],"is":[96,113,210,217,275],"maximize":[98],"worst-case":[100],"under":[104],"power":[106,170],"harvesting":[109],"constraints.":[110],"The":[111],"optimally":[114],"solved":[115],"transforming":[117],"it":[118],"into":[119],"a":[120,125,220],"convex":[121],"iterative":[122],"program":[123],"using":[124],"change":[126],"variables,":[128],"semi-definite":[129],"relaxation":[130],"(SDR),":[131],"linearization":[133],"quadratic":[135],"terms.":[136],"prove":[138],"rank-one":[140],"optimal":[141,154,215,318],"solutions":[142,163],"covariance":[147],"matrices":[148],"can":[149,195,244],"be":[150],"obtained":[151],"from":[152],"relaxed":[155],"unconstrained":[156],"solution.":[157],"Also,":[158],"provide":[160],"three":[161],"suboptimal":[162,269,287,308],"based":[164],"null":[166,279],"space":[167,280],"projection":[168],"control":[171],"low":[178,263],"high":[180,301],"constrained":[183],"regions.":[184],"A":[185],"special":[186],"case":[187],"cooperative":[189],"collaboratively":[196],"cancel":[197],"all":[201],"except":[203],"one":[205],"they":[206],"intend":[207],"eavesdrop":[209],"investigated,":[212],"solution":[216,270,288,309],"derived":[218],"comparable":[221],"way":[222],"as":[223],"noncooperative":[225],"case.":[227],"Our":[228],"simulation":[229],"results":[230],"reveal":[231],"understanding":[233],"how":[235],"tradeoff":[237],"between":[238],"AN":[240,274,291],"jointly":[245],"improve":[246],"both":[247,312],"energy.":[256],"show":[259],"that,":[260],"within":[261],"region,":[267],"projected":[276],"channels":[284],"outperforms":[285],"ignores":[290],"alignment":[292],"at":[293],"IUs,":[295],"vice":[297],"versa":[298],"over":[299],"region;":[305],"combines":[311],"them":[314],"achieves":[315],"close":[316],"performance.":[319]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":6}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}