{"id":"https://openalex.org/W3019044050","doi":"https://doi.org/10.1109/jiot.2020.2989464","title":"Robust Energy-Efficient Maximization for Cognitive NOMA Networks Under Channel Uncertainties","display_name":"Robust Energy-Efficient Maximization for Cognitive NOMA Networks Under Channel Uncertainties","publication_year":2020,"publication_date":"2020-04-22","ids":{"openalex":"https://openalex.org/W3019044050","doi":"https://doi.org/10.1109/jiot.2020.2989464","mag":"3019044050"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2020.2989464","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.2989464","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-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/A5060060834","display_name":"Yongjun Xu","orcid":"https://orcid.org/0000-0002-3588-0461"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]},{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongjun Xu","raw_affiliation_strings":["School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","Shandong Provincial Key Laboratory of Wireless Communication Technologies, Shandong University, Jinan, China"],"raw_orcid":"https://orcid.org/0000-0002-3588-0461","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]},{"raw_affiliation_string":"Shandong Provincial Key Laboratory of Wireless Communication Technologies, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057118326","display_name":"Rose Qingyang Hu","orcid":"https://orcid.org/0000-0002-1571-3631"},"institutions":[{"id":"https://openalex.org/I121980950","display_name":"Utah State University","ror":"https://ror.org/00h6set76","country_code":"US","type":"education","lineage":["https://openalex.org/I121980950"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rose Qingyang Hu","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Utah State University, Logan, USA"],"raw_orcid":"https://orcid.org/0000-0002-1571-3631","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Utah State University, Logan, USA","institution_ids":["https://openalex.org/I121980950"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034845779","display_name":"Guoquan Li","orcid":"https://orcid.org/0000-0001-8022-743X"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guoquan Li","raw_affiliation_strings":["School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0001-8022-743X","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.5322,"has_fulltext":false,"cited_by_count":42,"citation_normalized_percentile":{"value":0.89931895,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"7","issue":"9","first_page":"8318","last_page":"8330"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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":0.9959999918937683,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9936000108718872,"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":0.7597687244415283},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.6617260575294495},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5801731944084167},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.47171351313591003},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.45816925168037415},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.41489145159721375},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.38657212257385254},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2380225658416748},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.22323381900787354},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.19842281937599182},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18647828698158264},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11525741219520569},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.08612555265426636}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7597687244415283},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.6617260575294495},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5801731944084167},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.47171351313591003},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.45816925168037415},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.41489145159721375},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38657212257385254},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2380225658416748},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.22323381900787354},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.19842281937599182},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18647828698158264},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11525741219520569},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.08612555265426636},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2020.2989464","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.2989464","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8399999737739563}],"awards":[{"id":"https://openalex.org/G190081351","display_name":"Collaborative Research: EARS: Spectrum and Energy Efficient Radio Resource Access in Wireless Networks with Densely Deployed Underlay Devices","funder_award_id":"1547312","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G195888904","display_name":null,"funder_award_id":"KJQN201800606","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G28032212","display_name":null,"funder_award_id":"cstc2019jcyj-xfkxX0002","funder_id":"https://openalex.org/F4320323172","funder_display_name":"Natural Science Foundation of Chongqing"},{"id":"https://openalex.org/G3276622671","display_name":null,"funder_award_id":"cstc2019jcyj-msxmX0666","funder_id":"https://openalex.org/F4320323172","funder_display_name":"Natural Science Foundation of Chongqing"},{"id":"https://openalex.org/G5306106478","display_name":null,"funder_award_id":"61601071","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323172","display_name":"Natural Science Foundation of Chongqing","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324805","display_name":"Chongqing Municipal Education Commission","ror":"https://ror.org/031nm5713"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W1980266728","https://openalex.org/W1982821438","https://openalex.org/W2027563534","https://openalex.org/W2041488232","https://openalex.org/W2047745173","https://openalex.org/W2102426156","https://openalex.org/W2112820013","https://openalex.org/W2123059049","https://openalex.org/W2124907246","https://openalex.org/W2135054531","https://openalex.org/W2151851437","https://openalex.org/W2167818879","https://openalex.org/W2233021649","https://openalex.org/W2490443550","https://openalex.org/W2522847968","https://openalex.org/W2593306067","https://openalex.org/W2599221640","https://openalex.org/W2659847759","https://openalex.org/W2724983237","https://openalex.org/W2742072364","https://openalex.org/W2752207492","https://openalex.org/W2774593020","https://openalex.org/W2775781732","https://openalex.org/W2799857121","https://openalex.org/W2803428049","https://openalex.org/W2807224212","https://openalex.org/W2858331332","https://openalex.org/W2882998053","https://openalex.org/W2896666719","https://openalex.org/W2899467763","https://openalex.org/W2901382282","https://openalex.org/W2913783020","https://openalex.org/W2916332262","https://openalex.org/W2919467785","https://openalex.org/W2963961193","https://openalex.org/W2963993392","https://openalex.org/W2971747586","https://openalex.org/W2973447016","https://openalex.org/W2973774468","https://openalex.org/W2977649212","https://openalex.org/W2980566332","https://openalex.org/W2996845242","https://openalex.org/W3101450547","https://openalex.org/W3166006271","https://openalex.org/W4250589301","https://openalex.org/W4251616545","https://openalex.org/W4253900906"],"related_works":["https://openalex.org/W3030525848","https://openalex.org/W4385197910","https://openalex.org/W2340639785","https://openalex.org/W4404253608","https://openalex.org/W3010814398","https://openalex.org/W4385197899","https://openalex.org/W3005957545","https://openalex.org/W2076432172","https://openalex.org/W4309235375","https://openalex.org/W2887349183"],"abstract_inverted_index":{"Resource":[0],"allocation":[1],"(RA)":[2],"is":[3,41,68,119,186],"a":[4,63,189],"key":[5],"technique":[6],"to":[7,48,73,123,128],"guarantee":[8],"the":[9,17,49,75,90,97,106,131,134,141,161,179,183,207,213,230],"quality":[10],"of":[11,13,51,80,94,102,111,133,144,147],"service":[12],"users":[14,82],"and":[15,105,149,178,199,206,221,236],"maximize":[16,74],"system":[18],"capacity":[19],"in":[20,44],"cognitive":[21],"nonorthogonal":[22],"multiple":[23],"access":[24],"(NOMA)":[25],"networks.":[26],"However,":[27],"traditional":[28],"RA":[29,66],"approaches":[30,216],"have":[31],"been":[32],"proposed":[33,69,231],"under":[34,84,153,212],"perfect":[35],"channel":[36,85],"state":[37],"information":[38],"(CSI)":[39],"which":[40],"too":[42],"ideal":[43],"practical":[45],"systems":[46],"due":[47],"impact":[50],"link":[52],"delays,":[53],"quantization":[54],"errors,":[55],"etc.":[56],"In":[57],"this":[58],"article,":[59],"with":[60,130,164],"imperfect":[61],"CSI,":[62],"downlink":[64],"robust":[65,71,162],"algorithm":[67,232],"for":[70],"transmission":[72,99],"sum":[76],"energy":[77],"efficiency":[78],"(EE)":[79],"secondary":[81],"(SUs)":[83],"uncertainties.":[86],"Meanwhile,":[87],"it":[88],"protects":[89],"minimum":[91,208],"data":[92],"rates":[93],"SUs,":[95],"satisfying":[96],"maximum":[98,107],"power":[100,211],"constraints":[101,163],"base":[103],"stations":[104],"interference":[108],"temperature":[109],"constraint":[110],"each":[112],"primary":[113],"user":[114],"(PU).":[115],"The":[116,226],"formulated":[117],"problem":[118,135,185,193],"nonconvex,":[120],"thus":[121],"challenging":[122],"solve.":[124],"For":[125,158],"delay-tolerant":[126],"services,":[127,160],"deal":[129],"intractability":[132],"caused":[136],"by":[137,195],"outage":[138,145,204],"probability":[139],"constraints,":[140],"closed-form":[142,190],"expressions":[143],"probabilities":[146,205],"SUs":[148],"PUs":[150],"are":[151,168,217,224],"derived":[152],"Gaussian":[154],"CSI":[155],"error":[156],"models.":[157],"delay-sensitive":[159],"bounded":[165],"uncertainty":[166],"sets":[167],"transformed":[169],"into":[170,188],"convex":[171,176],"ones.":[172],"Based":[173],"on":[174],"successive":[175],"approximation":[177],"parameter":[180],"transformation":[181],"approach,":[182],"original":[184],"converted":[187],"geometric":[191],"programming":[192],"solved":[194],"dual":[196],"decomposition":[197],"methods":[198],"subgradient":[200],"methods.":[201],"Additionally,":[202],"users\u2019":[203],"required":[209],"transmit":[210],"two":[214],"modeling":[215],"analyzed.":[218],"Computational":[219],"complexity":[220],"sensitivity":[222],"analysis":[223],"provided.":[225],"simulation":[227],"results":[228],"show":[229],"serves":[233],"good":[234],"robustness":[235],"EE.":[237]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":2}],"updated_date":"2026-08-06T08:24:18.245995","created_date":"2025-10-10T00:00:00"}