{"id":"https://openalex.org/W3200711151","doi":"https://doi.org/10.1109/twc.2021.3110099","title":"Reliability Enhancement for VR Delivery in Mobile-Edge Empowered Dual-Connectivity Sub-6 GHz and mmWave HetNets","display_name":"Reliability Enhancement for VR Delivery in Mobile-Edge Empowered Dual-Connectivity Sub-6 GHz and mmWave HetNets","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3200711151","doi":"https://doi.org/10.1109/twc.2021.3110099","mag":"3200711151"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3110099","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3110099","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/A5062370091","display_name":"Zhuojia Gu","orcid":"https://orcid.org/0000-0002-6754-4462"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhuojia Gu","raw_affiliation_strings":["CAS Key Laboratory of Wireless-Optical Communications, University of Science and Technology of China, Hefei, China"],"raw_orcid":"https://orcid.org/0000-0002-6754-4462","affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Wireless-Optical Communications, University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056273339","display_name":"Hancheng Lu","orcid":"https://orcid.org/0000-0001-8302-4996"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hancheng Lu","raw_affiliation_strings":["CAS Key Laboratory of Wireless-Optical Communications, University of Science and Technology of China, Hefei, China"],"raw_orcid":"https://orcid.org/0000-0001-8302-4996","affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Wireless-Optical Communications, University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023767649","display_name":"Peilin Hong","orcid":"https://orcid.org/0000-0002-3027-1990"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peilin Hong","raw_affiliation_strings":["CAS Key Laboratory of Wireless-Optical Communications, University of Science and Technology of China, Hefei, China"],"raw_orcid":"https://orcid.org/0000-0002-3027-1990","affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Wireless-Optical Communications, University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046305086","display_name":"Yongdong Zhang","orcid":"https://orcid.org/0000-0002-1151-1792"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongdong Zhang","raw_affiliation_strings":["Department of Electronic Engineering and Information Science (EEIS), University of Science and Technology of China, Hefei, China"],"raw_orcid":"https://orcid.org/0000-0002-1151-1792","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science (EEIS), University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5062370091"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":4.8066,"has_fulltext":false,"cited_by_count":40,"citation_normalized_percentile":{"value":0.95105237,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"21","issue":"4","first_page":"2210","last_page":"2226"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9979000091552734,"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":0.9979000091552734,"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":0.9976000189781189,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9954000115394592,"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-science","display_name":"Computer science","score":0.8393235206604004},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.542181134223938},{"id":"https://openalex.org/keywords/mobile-edge-computing","display_name":"Mobile edge computing","score":0.47374022006988525},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.45573434233665466},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.43282270431518555},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4214783310890198},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.23412060737609863},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11645492911338806}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8393235206604004},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.542181134223938},{"id":"https://openalex.org/C2776061582","wikidata":"https://www.wikidata.org/wiki/Q25325231","display_name":"Mobile edge computing","level":3,"score":0.47374022006988525},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.45573434233665466},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.43282270431518555},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4214783310890198},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.23412060737609863},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11645492911338806},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"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":1,"locations":[{"id":"doi:10.1109/twc.2021.3110099","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3110099","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/G4220777412","display_name":null,"funder_award_id":"61631017","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4239754536","display_name":null,"funder_award_id":"61771445","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7079021369","display_name":null,"funder_award_id":"91538203","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"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W1567643386","https://openalex.org/W1573068833","https://openalex.org/W1652188120","https://openalex.org/W1988302931","https://openalex.org/W1988778152","https://openalex.org/W2073252511","https://openalex.org/W2102019950","https://openalex.org/W2102801818","https://openalex.org/W2116175219","https://openalex.org/W2287503382","https://openalex.org/W2368600038","https://openalex.org/W2397723600","https://openalex.org/W2561715836","https://openalex.org/W2593769694","https://openalex.org/W2604724011","https://openalex.org/W2608659040","https://openalex.org/W2615926310","https://openalex.org/W2624989916","https://openalex.org/W2743147997","https://openalex.org/W2784711283","https://openalex.org/W2794840605","https://openalex.org/W2795817386","https://openalex.org/W2801330987","https://openalex.org/W2804017726","https://openalex.org/W2804985843","https://openalex.org/W2808083451","https://openalex.org/W2887223659","https://openalex.org/W2887821509","https://openalex.org/W2891725399","https://openalex.org/W2898822267","https://openalex.org/W2899506590","https://openalex.org/W2915023859","https://openalex.org/W2942054295","https://openalex.org/W2945507395","https://openalex.org/W2963288612","https://openalex.org/W2963465845","https://openalex.org/W2963599038","https://openalex.org/W2964739457","https://openalex.org/W2966489503","https://openalex.org/W2974607679","https://openalex.org/W2987205493","https://openalex.org/W3010366679","https://openalex.org/W3017518089","https://openalex.org/W3021415129","https://openalex.org/W3035189887","https://openalex.org/W3035467795","https://openalex.org/W3082908978","https://openalex.org/W3099823693","https://openalex.org/W3101873462","https://openalex.org/W3112804558","https://openalex.org/W3161522428","https://openalex.org/W3176065809","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2111375262","https://openalex.org/W2317728013","https://openalex.org/W1991205173","https://openalex.org/W2109048960","https://openalex.org/W2741481635","https://openalex.org/W3127808443","https://openalex.org/W2338537463","https://openalex.org/W2183644707","https://openalex.org/W2038165453","https://openalex.org/W1885824365"],"abstract_inverted_index":{"The":[0,48],"reliability":[1,80,93,110,139,227],"of":[2,25,51,61,81,87,94,111,140,180],"current":[3],"virtual":[4],"reality":[5],"(VR)":[6],"delivery":[7,96,113,226],"is":[8,55],"low":[9],"due":[10],"to":[11,56,68,77,107,136,186],"the":[12,21,52,58,79,85,92,109,115,134,138,145,163,188,197,201,224],"limited":[13],"resources":[14],"on":[15,120],"VR":[16,82,95,112,141,225],"head-mounted":[17],"displays":[18],"(HMDs)":[19],"and":[20,38,65,97,129,148,155,174,177,190,204,215],"transmission":[22],"rate":[23],"bottleneck":[24],"sub-6":[26,36,62,101,153,212],"GHz":[27,37,63,102,154,213],"networks.":[28],"In":[29],"this":[30],"paper,":[31],"we":[32,90,124,160],"propose":[33],"a":[34,70,126,166,178],"dual-connectivity":[35],"mmWave":[39,66,117,156,220],"heterogeneous":[40],"network":[41],"architecture":[42,54],"empowered":[43],"by":[44],"mobile":[45],"edge":[46,72],"capability.":[47],"core":[49],"idea":[50],"proposed":[53,185,202],"utilize":[57],"complementary":[59],"advantages":[60],"links":[64,67,103],"conduct":[69],"collaborative":[71],"resource":[73],"design,":[74],"which":[75],"aims":[76],"improve":[78,223],"delivery.":[83,142],"From":[84],"perspective":[86],"stochastic":[88],"geometry,":[89],"analyze":[91],"theoretically":[98],"demonstrate":[99,196],"that":[100,206],"can":[104,222],"be":[105],"used":[106],"enhance":[108],"despite":[114],"large":[116],"bandwidth.":[118],"Based":[119],"our":[121],"analytical":[122],"work,":[123],"formulate":[125],"joint":[127],"caching":[128,147,207],"computing":[130,149],"optimization":[131],"problem":[132,164],"with":[133],"goal":[135],"maximize":[137],"By":[143],"analyzing":[144],"coupling":[146],"strategies":[150],"at":[151,211,219],"HMDs,":[152],"base":[157],"stations":[158],"(BSs),":[159],"further":[161],"transform":[162],"into":[165],"multiple-choice":[167],"multi-dimension":[168],"knapsack":[169],"problem.":[170],"A":[171],"best-first":[172],"branch":[173],"bound":[175],"algorithm":[176,183],"difference":[179],"convex":[181],"programming":[182],"are":[184],"obtain":[187],"optimal":[189],"sub-optimal":[191],"solution,":[192],"respectively.":[193],"Numerical":[194],"simulations":[195],"performance":[198],"improvement":[199],"using":[200],"algorithms,":[203],"reveal":[205],"more":[208,216],"monocular":[209],"videos":[210,218],"BSs":[214,221],"stereoscopic":[217],"efficiently.":[228]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":13},{"year":2023,"cited_by_count":13},{"year":2022,"cited_by_count":4}],"updated_date":"2026-05-23T08:51:43.019350","created_date":"2025-10-10T00:00:00"}