{"id":"https://openalex.org/W1982645757","doi":"https://doi.org/10.1109/iccchina.2014.7008307","title":"Energy-efficient power allocation for secure communications in large-scale MIMO relaying systems","display_name":"Energy-efficient power allocation for secure communications in large-scale MIMO relaying systems","publication_year":2014,"publication_date":"2014-10-01","ids":{"openalex":"https://openalex.org/W1982645757","doi":"https://doi.org/10.1109/iccchina.2014.7008307","mag":"1982645757"},"language":"en","primary_location":{"id":"doi:10.1109/iccchina.2014.7008307","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccchina.2014.7008307","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE/CIC International Conference on Communications in China (ICCC)","raw_type":"proceedings-article"},"type":"article","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/A5100689068","display_name":"Jian Chen","orcid":"https://orcid.org/0000-0002-5947-5604"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jian Chen","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]"],"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100420351","display_name":"Xiaoming Chen","orcid":"https://orcid.org/0000-0002-1818-2135"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoming Chen","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]"],"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101474363","display_name":"Tao Liu","orcid":"https://orcid.org/0000-0003-1601-3992"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Liu","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]"],"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100381333","display_name":"Lei Lei","orcid":"https://orcid.org/0000-0001-7874-2993"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Lei","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]"],"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"[College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, China]","institution_ids":["https://openalex.org/I9842412"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100689068"],"corresponding_institution_ids":["https://openalex.org/I9842412"],"apc_list":null,"apc_paid":null,"fwci":1.4898,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.84143067,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"385","last_page":"390"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9991999864578247,"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":0.980400025844574,"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/computer-science","display_name":"Computer science","score":0.7301012277603149},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.721217930316925},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.7101892232894897},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.6087753176689148},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6055480241775513},{"id":"https://openalex.org/keywords/secrecy","display_name":"Secrecy","score":0.5926299691200256},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5377827286720276},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.49948644638061523},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.45189571380615234},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4362521171569824},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4266117811203003},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4246967136859894},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4164339005947113},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.38585954904556274},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28775298595428467},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.1827423870563507},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.17659032344818115},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.14810669422149658},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13324254751205444},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.10741260647773743},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08803761005401611}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7301012277603149},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.721217930316925},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7101892232894897},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.6087753176689148},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6055480241775513},{"id":"https://openalex.org/C2776452267","wikidata":"https://www.wikidata.org/wiki/Q1503443","display_name":"Secrecy","level":2,"score":0.5926299691200256},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5377827286720276},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.49948644638061523},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.45189571380615234},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4362521171569824},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4266117811203003},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4246967136859894},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4164339005947113},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.38585954904556274},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28775298595428467},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.1827423870563507},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.17659032344818115},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.14810669422149658},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13324254751205444},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.10741260647773743},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08803761005401611},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iccchina.2014.7008307","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccchina.2014.7008307","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE/CIC International Conference on Communications in China (ICCC)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.758.5663","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.758.5663","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/1408.5566.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W1975233118","https://openalex.org/W2011670293","https://openalex.org/W2032278718","https://openalex.org/W2035759913","https://openalex.org/W2043769961","https://openalex.org/W2048146300","https://openalex.org/W2066583863","https://openalex.org/W2067780914","https://openalex.org/W2080693943","https://openalex.org/W2093719639","https://openalex.org/W2095114822","https://openalex.org/W2104621895","https://openalex.org/W2124071994","https://openalex.org/W2134968843","https://openalex.org/W2138558577","https://openalex.org/W3102571118","https://openalex.org/W3106095601"],"related_works":["https://openalex.org/W2493929861","https://openalex.org/W1965566556","https://openalex.org/W2787091472","https://openalex.org/W2463175948","https://openalex.org/W2561242965","https://openalex.org/W2006290459","https://openalex.org/W2883318013","https://openalex.org/W1977867051","https://openalex.org/W1981368673","https://openalex.org/W2728807107"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,99],"address":[4],"the":[5,42,46,56,62,65,72,108,116,119,125],"problem":[6],"of":[7,26,32,58,80,118],"energy-efficient":[8,102,121],"power":[9,60,82,103],"allocation":[10,104],"for":[11],"secure":[12],"communications":[13],"in":[14,24],"an":[15,33,101],"amplify-and-forward":[16],"(AF)":[17],"large-scale":[18],"multiple-input":[19],"multiple-output":[20],"(LS-MIMO)":[21],"relaying":[22],"system":[23],"presence":[25],"a":[27,77],"passive":[28],"eavesdropper.":[29],"The":[30],"benefits":[31],"AF":[34],"LS-MIMO":[35],"relay":[36,63],"are":[37],"exploited":[38],"to":[39,106,124],"significantly":[40],"improve":[41],"secrecy":[43,47,66,73,109],"performance,":[44],"especially":[45],"energy":[48,110],"efficiency":[49],"(bit":[50],"per":[51],"Joule).":[52],"We":[53],"first":[54],"analyze":[55],"impact":[57],"transmit":[59,81],"at":[61],"on":[64],"outage":[67,74],"capacity,":[68],"and":[69,94],"prove":[70],"that":[71],"capacity":[75,126],"is":[76],"concave":[78],"function":[79],"under":[83],"very":[84],"practical":[85],"assumptions,":[86],"i.e.":[87],"no":[88],"eavesdropper":[89],"channel":[90],"state":[91],"information":[92],"(CSI)":[93],"imperfect":[95],"legitimate":[96],"CSI.":[97],"Then,":[98],"propose":[100],"scheme":[105,122],"maximize":[107],"efficiency.":[111],"Finally,":[112],"simulation":[113],"results":[114],"validate":[115],"advantage":[117],"proposed":[120],"compared":[123],"maximization":[127],"scheme.":[128]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":3}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}