{"id":"https://openalex.org/W2999195151","doi":"https://doi.org/10.1109/lcomm.2020.2967376","title":"Joint Content Push and Transmission in NOMA With SWIPT Caching Helper","display_name":"Joint Content Push and Transmission in NOMA With SWIPT Caching Helper","publication_year":2020,"publication_date":"2020-01-17","ids":{"openalex":"https://openalex.org/W2999195151","doi":"https://doi.org/10.1109/lcomm.2020.2967376","mag":"2999195151"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2020.2967376","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2967376","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","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/A5057094640","display_name":"Xuewei Zhang","orcid":"https://orcid.org/0000-0002-3078-8850"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xuewei Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086282554","display_name":"Tiejun Lv","orcid":"https://orcid.org/0000-0003-4127-2419"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tiejun Lv","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043282231","display_name":"Yuan Ren","orcid":"https://orcid.org/0000-0003-2520-8388"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Ren","raw_affiliation_strings":["School of Communication and Information Engineering, Xi\u2019an University of Posts and Telecommunications (XUPT), Xi\u2019an, China"],"affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Xi\u2019an University of Posts and Telecommunications (XUPT), Xi\u2019an, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088132719","display_name":"Zhipeng Lin","orcid":"https://orcid.org/0000-0001-5941-2163"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhipeng Lin","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5057094640"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":1.1321,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.79338896,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"24","issue":"4","first_page":"922","last_page":"925"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9997000098228455,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9954000115394592,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9951000213623047,"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":0.7507872581481934},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.7249769568443298},{"id":"https://openalex.org/keywords/convexity","display_name":"Convexity","score":0.6438615322113037},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5980843305587769},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5890728831291199},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5496031045913696},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.531342625617981},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.4800044894218445},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4338221848011017},{"id":"https://openalex.org/keywords/maximum-power-transfer-theorem","display_name":"Maximum power transfer theorem","score":0.4182761609554291},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.31990912556648254},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.26730450987815857},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2383522093296051},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23031702637672424},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16563913226127625}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7507872581481934},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.7249769568443298},{"id":"https://openalex.org/C72134830","wikidata":"https://www.wikidata.org/wiki/Q5166524","display_name":"Convexity","level":2,"score":0.6438615322113037},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5980843305587769},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5890728831291199},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5496031045913696},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.531342625617981},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.4800044894218445},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4338221848011017},{"id":"https://openalex.org/C67186554","wikidata":"https://www.wikidata.org/wiki/Q17103352","display_name":"Maximum power transfer theorem","level":3,"score":0.4182761609554291},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.31990912556648254},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.26730450987815857},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2383522093296051},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23031702637672424},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16563913226127625},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.0},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"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},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lcomm.2020.2967376","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2967376","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:opus.lib.uts.edu.au:10453/146407","is_oa":false,"landing_page_url":"http://hdl.handle.net/10453/146407","pdf_url":null,"source":{"id":"https://openalex.org/S4306401357","display_name":"UTS ePRESS (University of Technology Sydney)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I114017466","host_organization_name":"University of Technology Sydney","host_organization_lineage":["https://openalex.org/I114017466"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6607030689","display_name":null,"funder_award_id":"61671072","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7647418852","display_name":null,"funder_award_id":"61801382","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1996215314","https://openalex.org/W2515197335","https://openalex.org/W2739171486","https://openalex.org/W2911262833","https://openalex.org/W2919839278","https://openalex.org/W2946371207","https://openalex.org/W2950250388","https://openalex.org/W2962838918"],"related_works":["https://openalex.org/W3030525848","https://openalex.org/W4385197910","https://openalex.org/W2340639785","https://openalex.org/W3010814398","https://openalex.org/W4385197899","https://openalex.org/W3005957545","https://openalex.org/W2076432172","https://openalex.org/W4309235375","https://openalex.org/W2887349183","https://openalex.org/W4364360709"],"abstract_inverted_index":{"This":[0],"letter":[1],"investigates":[2],"the":[3,12,21,31,46,52,61,87,94,100,105,110,113],"joint":[4],"content":[5],"push":[6],"and":[7,27,79,108],"transmission":[8,43,116],"design":[9],"relying":[10],"on":[11],"cache-enabled":[13],"helper.":[14],"The":[15],"helper":[16],"is":[17,57,91],"also":[18],"equipped":[19],"with":[20,119],"function":[22],"of":[23,33,49,64,69,104,112],"simultaneous":[24],"wireless":[25],"information":[26],"power":[28],"transfer.":[29],"With":[30],"help":[32],"non-orthogonal":[34],"multiple":[35],"access":[36],"(NOMA)":[37],"technique,":[38],"we":[39],"propose":[40],"a":[41,67,120],"two-stage":[42,115],"scheme.":[44,122],"Under":[45],"minimum":[47],"quality":[48],"service":[50],"requirements,":[51],"sum":[53],"rate":[54],"optimization":[55,89],"problem":[56,90],"formulated.":[58],"Owing":[59],"to":[60],"non-convexity":[62],"nature":[63],"this":[65],"problem,":[66],"series":[68],"approximation":[70,78],"techniques,":[71],"such":[72],"as":[73],"semi-definite":[74],"relaxation,":[75],"successive":[76],"convex":[77,95],"arithmetic-geometric":[80],"mean":[81],"inequality,":[82],"are":[83],"employed,":[84],"after":[85],"which":[86],"original":[88],"converted":[92],"into":[93],"form.":[96],"Simulation":[97],"results":[98],"manifest":[99],"fast":[101],"convergence":[102],"property":[103],"proposed":[106],"algorithm,":[107],"demonstrate":[109],"superiority":[111],"NOMA-based":[114],"strategy":[117],"compared":[118],"benchmark":[121]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}