{"id":"https://openalex.org/W2810454440","doi":"https://doi.org/10.1109/tcomm.2018.2851593","title":"Cache-Enabled HetNets With Millimeter Wave Small Cells","display_name":"Cache-Enabled HetNets With Millimeter Wave Small Cells","publication_year":2018,"publication_date":"2018-07-02","ids":{"openalex":"https://openalex.org/W2810454440","doi":"https://doi.org/10.1109/tcomm.2018.2851593","mag":"2810454440"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2018.2851593","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcomm.2018.2851593","pdf_url":"https://ieeexplore.ieee.org/ielx7/26/8536744/08401954.pdf","source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/26/8536744/08401954.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041458779","display_name":"Wenqiang Yi","orcid":"https://orcid.org/0000-0003-4732-5040"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Wenqiang Yi","raw_affiliation_strings":["Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076863392","display_name":"Yuanwei Liu","orcid":"https://orcid.org/0000-0002-6389-8941"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yuanwei Liu","raw_affiliation_strings":["Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002265731","display_name":"Arumugam Nallanathan","orcid":"https://orcid.org/0000-0001-8337-5884"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Arumugam Nallanathan","raw_affiliation_strings":["Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5041458779"],"corresponding_institution_ids":["https://openalex.org/I166337079"],"apc_list":null,"apc_paid":{"value":1665,"currency":"EUR","value_usd":1795},"fwci":4.8411,"has_fulltext":true,"cited_by_count":45,"citation_normalized_percentile":{"value":0.95591154,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"66","issue":"11","first_page":"5497","last_page":"5511"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9997000098228455,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9997000098228455,"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":0.9995999932289124,"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":0.9961000084877014,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.7753499746322632},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7091318368911743},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5880115032196045},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5699145793914795},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.5448444485664368},{"id":"https://openalex.org/keywords/stochastic-geometry","display_name":"Stochastic geometry","score":0.5414209365844727},{"id":"https://openalex.org/keywords/femtocell","display_name":"Femtocell","score":0.4810943305492401},{"id":"https://openalex.org/keywords/coverage-probability","display_name":"Coverage probability","score":0.4720509946346283},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.457711398601532},{"id":"https://openalex.org/keywords/macro","display_name":"Macro","score":0.44856569170951843},{"id":"https://openalex.org/keywords/path-loss","display_name":"Path loss","score":0.44827836751937866},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.4424014687538147},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.42861080169677734},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36253446340560913},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3606165945529938},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2412426471710205},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.19248685240745544},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.17867204546928406},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16008028388023376},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10958006978034973}],"concepts":[{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.7753499746322632},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7091318368911743},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5880115032196045},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5699145793914795},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.5448444485664368},{"id":"https://openalex.org/C31243852","wikidata":"https://www.wikidata.org/wiki/Q1666739","display_name":"Stochastic geometry","level":2,"score":0.5414209365844727},{"id":"https://openalex.org/C152504517","wikidata":"https://www.wikidata.org/wiki/Q572455","display_name":"Femtocell","level":3,"score":0.4810943305492401},{"id":"https://openalex.org/C2776292839","wikidata":"https://www.wikidata.org/wiki/Q5179217","display_name":"Coverage probability","level":3,"score":0.4720509946346283},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.457711398601532},{"id":"https://openalex.org/C166955791","wikidata":"https://www.wikidata.org/wiki/Q629579","display_name":"Macro","level":2,"score":0.44856569170951843},{"id":"https://openalex.org/C194273485","wikidata":"https://www.wikidata.org/wiki/Q1478845","display_name":"Path loss","level":3,"score":0.44827836751937866},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.4424014687538147},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.42861080169677734},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36253446340560913},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3606165945529938},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2412426471710205},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.19248685240745544},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.17867204546928406},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16008028388023376},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10958006978034973},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"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/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.0},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcomm.2018.2851593","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcomm.2018.2851593","pdf_url":"https://ieeexplore.ieee.org/ielx7/26/8536744/08401954.pdf","source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-article"},{"id":"pmh:oai:hub.hku.hk:10722/349261","is_oa":false,"landing_page_url":"https://hub.hku.hk/handle/10722/349261","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":{"id":"doi:10.1109/tcomm.2018.2851593","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcomm.2018.2851593","pdf_url":"https://ieeexplore.ieee.org/ielx7/26/8536744/08401954.pdf","source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1934935867","display_name":null,"funder_award_id":"Engineering and Physical Sciences R","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G3862308619","display_name":null,"funder_award_id":"EP/N029720/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G4215433715","display_name":"Enabling High-Speed Microwave and Millimetre Wave Links (MiMiWaveS)","funder_award_id":"EP/N029720/2","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G4893255179","display_name":null,"funder_award_id":"EP/N029720/2","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2810454440.pdf","grobid_xml":"https://content.openalex.org/works/W2810454440.grobid-xml"},"referenced_works_count":61,"referenced_works":["https://openalex.org/W344766627","https://openalex.org/W905396345","https://openalex.org/W1481341908","https://openalex.org/W1499798684","https://openalex.org/W1567643386","https://openalex.org/W1578217165","https://openalex.org/W1773979348","https://openalex.org/W1807348517","https://openalex.org/W1922696133","https://openalex.org/W1953553238","https://openalex.org/W1964721119","https://openalex.org/W1972485395","https://openalex.org/W1988834815","https://openalex.org/W2005108639","https://openalex.org/W2009708702","https://openalex.org/W2031858701","https://openalex.org/W2034420299","https://openalex.org/W2039688938","https://openalex.org/W2054692642","https://openalex.org/W2081450055","https://openalex.org/W2095843437","https://openalex.org/W2102736302","https://openalex.org/W2103972037","https://openalex.org/W2108672684","https://openalex.org/W2116334496","https://openalex.org/W2118519969","https://openalex.org/W2122496159","https://openalex.org/W2124341597","https://openalex.org/W2134686390","https://openalex.org/W2141840507","https://openalex.org/W2142022446","https://openalex.org/W2142165404","https://openalex.org/W2149170915","https://openalex.org/W2150166076","https://openalex.org/W2161044775","https://openalex.org/W2277419020","https://openalex.org/W2287503382","https://openalex.org/W2368600038","https://openalex.org/W2416516071","https://openalex.org/W2516631548","https://openalex.org/W2566155463","https://openalex.org/W2580566736","https://openalex.org/W2588137119","https://openalex.org/W2609729060","https://openalex.org/W2613564606","https://openalex.org/W2613846252","https://openalex.org/W2678530527","https://openalex.org/W2747926216","https://openalex.org/W2769456309","https://openalex.org/W2962810377","https://openalex.org/W2963155944","https://openalex.org/W2963357004","https://openalex.org/W2964210146","https://openalex.org/W3098804479","https://openalex.org/W3099823693","https://openalex.org/W3101445254","https://openalex.org/W3101873462","https://openalex.org/W3102806519","https://openalex.org/W3104205931","https://openalex.org/W3105072513","https://openalex.org/W3124319763"],"related_works":["https://openalex.org/W4250460365","https://openalex.org/W4245572522","https://openalex.org/W2592000626","https://openalex.org/W2901088177","https://openalex.org/W2329911006","https://openalex.org/W2314232061","https://openalex.org/W4299884498","https://openalex.org/W2952334673","https://openalex.org/W2096418620","https://openalex.org/W3039600855"],"abstract_inverted_index":{"In":[0,60],"this":[1],"paper,":[2],"we":[3,72,94,120],"consider":[4],"a":[5,133],"novel":[6],"cache-enabled":[7],"heterogeneous":[8],"network":[9],"(HetNet),":[10],"where":[11],"macro":[12,54],"base":[13],"stations":[14],"(BSs)":[15],"with":[16,78,136],"traditional":[17,178],"sub-6":[18],"GHz":[19],"are":[20,33,51,147,156],"overlaid":[21],"by":[22],"dense":[23],"millimeter":[24],"wave":[25],"(mmWave)":[26],"pico":[27],"BSs.":[28,86],"These":[29],"two-tier":[30],"BSs,":[31],"which":[32],"modeled":[34],"as":[35],"two":[36,96,118],"independent":[37],"homogeneous":[38],"Poisson":[39],"point":[40],"processes,":[41],"cache":[42],"multimedia":[43],"contents":[44],"following":[45],"the":[46,57,63,79,89,114,160,167,177,183,197,214,218],"popularity":[47],"rank.":[48],"High-capacity":[49],"backhauls":[50],"utilized":[52],"between":[53],"BSs":[55],"and":[56,107,128,174,200,207],"core":[58],"server.":[59],"contrast":[61],"to":[62,149,158,196],"simplified":[64],"flat-top":[65],"antenna":[66,76],"pattern":[67],"analyzed":[68],"in":[69,180],"previous":[70],"articles,":[71],"employ":[73],"an":[74,171,189],"actual":[75],"model":[77],"uniform":[80],"linear":[81],"array":[82],"at":[83],"all":[84],"mmWave":[85],"To":[87],"evaluate":[88],"performance":[90],"of":[91,116,182,217],"our":[92],"system,":[93],"introduce":[95],"distinctive":[97],"user":[98],"association":[99],"strategies:":[100],"1)":[101,166],"maximum":[102,109,198],"received":[103],"power":[104],"(Max-RP)":[105],"scheme;":[106],"2)":[108,186],"rate":[110,192],"(Max-Rate)":[111],"scheme.":[112],"With":[113],"aid":[115],"these":[117],"schemes,":[119],"deduce":[121],"new":[122],"theoretical":[123],"equations":[124],"for":[125,144],"success":[126,184,205],"probabilities":[127,146],"area":[129],"spectral":[130],"efficiencies.":[131],"Considering":[132],"special":[134],"case":[135],"practical":[137],"path":[138],"loss":[139],"laws,":[140],"several":[141,151],"closed-form":[142],"expressions":[143],"coverage":[145],"derived":[148],"gain":[150],"insights.":[152],"Monte":[153],"Carlo":[154],"simulations":[155],"presented":[157],"verify":[159],"analytical":[161],"conclusions.":[162],"We":[163],"show":[164],"that:":[165],"proposed":[168],"HetNet":[169],"is":[170],"interference-limited":[172],"system":[173],"it":[175,212],"outperforms":[176],"HetNets":[179],"terms":[181],"probability;":[185],"there":[187],"exists":[188],"optimal":[190],"pre-decided":[191],"threshold":[193],"that":[194],"contributes":[195],"ASE;":[199],"3)":[201],"Max-Rate":[202],"achieves":[203],"higher":[204],"probability":[206],"ASE":[208],"than":[209],"Max-RP":[210],"but":[211],"needs":[213],"extra":[215],"information":[216],"interference":[219],"effect.":[220]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":2}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}