{"id":"https://openalex.org/W2963681809","doi":"https://doi.org/10.1109/twc.2017.2715015","title":"Traffic Management for Heterogeneous Networks With Opportunistic Unlicensed Spectrum Sharing","display_name":"Traffic Management for Heterogeneous Networks With Opportunistic Unlicensed Spectrum Sharing","publication_year":2017,"publication_date":"2017-06-16","ids":{"openalex":"https://openalex.org/W2963681809","doi":"https://doi.org/10.1109/twc.2017.2715015","mag":"2963681809"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2017.2715015","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2017.2715015","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","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/A5084900180","display_name":"Chun\u2010Hung Liu","orcid":"https://orcid.org/0000-0001-8822-9966"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]},{"id":"https://openalex.org/I4210130704","display_name":"University of Michigan\u2013Dearborn","ror":"https://ror.org/035wtm547","country_code":"US","type":"education","lineage":["https://openalex.org/I4210130704"]}],"countries":["TW","US"],"is_corresponding":false,"raw_author_name":"Chun-Hung Liu","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Michigan, Dearborn, MI, USA","Institute of Communications Engineering, National Chiao Tung University, Hsinchu, Taiwan"],"raw_orcid":"https://orcid.org/0000-0001-8822-9966","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Michigan, Dearborn, MI, USA","institution_ids":["https://openalex.org/I4210130704"]},{"raw_affiliation_string":"Institute of Communications Engineering, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072388740","display_name":"Hong-Cheng Tsai","orcid":null},"institutions":[{"id":"https://openalex.org/I901624438","display_name":"Realtek (Taiwan)","ror":"https://ror.org/05x1ffr83","country_code":"TW","type":"company","lineage":["https://openalex.org/I901624438"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hong-Cheng Tsai","raw_affiliation_strings":["Realtek Semiconductor Inc., Hsinchu, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Realtek Semiconductor Inc., Hsinchu, Taiwan","institution_ids":["https://openalex.org/I901624438"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6859,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.84777497,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"16","issue":"9","first_page":"5717","last_page":"5731"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T11409","display_name":"Advanced Wireless Network Optimization","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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9983999729156494,"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/computer-network","display_name":"Computer network","score":0.7865273952484131},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6843643188476562},{"id":"https://openalex.org/keywords/spectrum-management","display_name":"Spectrum management","score":0.592674195766449},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.3993997871875763},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.39712414145469666},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.34562385082244873}],"concepts":[{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7865273952484131},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6843643188476562},{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.592674195766449},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3993997871875763},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.39712414145469666},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.34562385082244873}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2017.2715015","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2017.2715015","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1246676872","display_name":"Information-Theoretic Analysis of Ultra-Dense Cognitive Heterogeneous Networks with Unlicensed Spectrum","funder_award_id":"MOST104-2628-E009-006-MY3","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"}],"funders":[{"id":"https://openalex.org/F4320322795","display_name":"Ministry of Science and Technology, Taiwan","ror":"https://ror.org/02kv4zf79"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W1532490417","https://openalex.org/W1564088886","https://openalex.org/W1801613061","https://openalex.org/W1936650686","https://openalex.org/W1995713768","https://openalex.org/W1997831264","https://openalex.org/W1998944109","https://openalex.org/W2002937495","https://openalex.org/W2006166592","https://openalex.org/W2006572541","https://openalex.org/W2034420299","https://openalex.org/W2048839029","https://openalex.org/W2051254054","https://openalex.org/W2094391577","https://openalex.org/W2113746883","https://openalex.org/W2118166339","https://openalex.org/W2150166076","https://openalex.org/W2160450289","https://openalex.org/W2162380875","https://openalex.org/W2232089096","https://openalex.org/W2278683827","https://openalex.org/W2304218025","https://openalex.org/W2343189577","https://openalex.org/W2477815602","https://openalex.org/W2541799081","https://openalex.org/W2558339498","https://openalex.org/W2572140128","https://openalex.org/W2730846126","https://openalex.org/W2963270909","https://openalex.org/W2963667074","https://openalex.org/W3100357572","https://openalex.org/W3101445254","https://openalex.org/W3103898516","https://openalex.org/W4242209908","https://openalex.org/W6730413993"],"related_works":["https://openalex.org/W2786459840","https://openalex.org/W2545213287","https://openalex.org/W2336181987","https://openalex.org/W2054719951","https://openalex.org/W4389477274","https://openalex.org/W3089664461","https://openalex.org/W1976405282","https://openalex.org/W1157983132","https://openalex.org/W2392764151","https://openalex.org/W2078869233"],"abstract_inverted_index":{"This":[0],"paper":[1],"studies":[2],"how":[3,131],"to":[4,217],"maximize":[5,165],"the":[6,22,27,32,40,44,50,54,57,61,68,72,94,103,142,148,158,160,169,177,180,187,190,195],"per-user-based":[7],"throughput":[8,151,155,193],"in":[9,26,31,56,91,102,110,179],"an":[10,89],"M-tier":[11],"heterogeneous":[12],"wireless":[13],"network":[14,154],"(HetNet)":[15],"by":[16,60,167],"optimally":[17],"managing":[18],"traffic":[19,173],"flows":[20],"among":[21],"access":[23,77],"points":[24],"(APs)":[25],"HetNet.":[28],"The":[29],"APs":[30,55,178,197],"first":[33,181],"M":[34,182],"-":[35,183],"1":[36,184],"tiers":[37,185],"can":[38,126],"use":[39],"licensed":[41,104],"spectrum":[42,52,100,144,162],"at":[43],"same":[45],"time":[46],"whereas":[47],"they":[48,125],"share":[49],"unlicensed":[51,106],"with":[53],"Mth":[58],"tier":[59],"proposed":[62],"opportunistic":[63],"CSMA/CA":[64],"protocol.":[65],"We":[66,146],"characterize":[67],"statistical":[69],"property":[70],"of":[71,79,194,209],"cell":[73],"load":[74],"and":[75,105,119,124,137,152,164,171,212,222],"channel":[76,117,132],"probability":[78],"each":[80,92],"AP":[81,85,90,120,134,139],"using":[82],"a":[83,111,206],"general":[84,115],"association":[86,121,135],"scheme.":[87],"For":[88],"tier,":[93],"tight":[95],"bounds":[96],"on":[97,130,157],"its":[98],"mean":[99,143,161],"efficiencies":[101,163],"spectra":[107],"are":[108],"derived":[109,159,220],"low-complexity":[112],"form":[113],"for":[114,176],"random":[116],"gain":[118],"weight":[122],"models":[123],"give":[127],"some":[128,201],"insights":[129],"gains,":[133],"weights":[136],"void":[138],"probabilities":[140],"affect":[141],"efficiencies.":[145],"define":[147],"per-user":[149,153,191],"link":[150,192],"based":[156],"them":[166],"proposing":[168],"decentralized":[170],"centralized":[172],"management":[174],"schemes":[175],"under":[186],"constraint":[188],"that":[189],"tier-M":[196],"must":[198],"be":[199],"above":[200],"minimum":[202],"required":[203],"value.":[204],"Finally,":[205],"numerical":[207],"example":[208],"coexisting":[210],"LTE":[211],"Wi-Fi":[213],"networks":[214],"is":[215],"provided":[216],"validate":[218],"our":[219],"results":[221],"findings.":[223]},"counts_by_year":[{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":1}],"updated_date":"2026-08-06T08:24:18.245995","created_date":"2025-10-10T00:00:00"}