{"id":"https://openalex.org/W2290859050","doi":"https://doi.org/10.1109/lwc.2015.2496954","title":"Network Sum-Rate Optimization for Multicell Massive MIMO Downlink Based on Coordinated Tilt Adaptation and Game Theory Approach","display_name":"Network Sum-Rate Optimization for Multicell Massive MIMO Downlink Based on Coordinated Tilt Adaptation and Game Theory Approach","publication_year":2015,"publication_date":"2015-11-02","ids":{"openalex":"https://openalex.org/W2290859050","doi":"https://doi.org/10.1109/lwc.2015.2496954","mag":"2290859050"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2015.2496954","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2015.2496954","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless 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/A5043153562","display_name":"Tuong Xuan Tran","orcid":null},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Tuong Xuan Tran","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078754231","display_name":"Kah Chan Teh","orcid":"https://orcid.org/0000-0002-1973-2565"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kah Chan Teh","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":0.9644,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.78691372,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"5","issue":"1","first_page":"64","last_page":"67"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9976000189781189,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9962000250816345,"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/telecommunications-link","display_name":"Telecommunications link","score":0.7516041398048401},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7161312103271484},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6635724902153015},{"id":"https://openalex.org/keywords/game-theory","display_name":"Game theory","score":0.5111361145973206},{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.4510766565799713},{"id":"https://openalex.org/keywords/tilt","display_name":"Tilt (camera)","score":0.44276779890060425},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39819732308387756},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.30591779947280884},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.18805283308029175},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12412908673286438}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7516041398048401},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7161312103271484},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6635724902153015},{"id":"https://openalex.org/C177142836","wikidata":"https://www.wikidata.org/wiki/Q44455","display_name":"Game theory","level":2,"score":0.5111361145973206},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.4510766565799713},{"id":"https://openalex.org/C2779844322","wikidata":"https://www.wikidata.org/wiki/Q2919140","display_name":"Tilt (camera)","level":2,"score":0.44276779890060425},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39819732308387756},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.30591779947280884},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.18805283308029175},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12412908673286438},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C144237770","wikidata":"https://www.wikidata.org/wiki/Q747534","display_name":"Mathematical economics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2015.2496954","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2015.2496954","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1991317769","https://openalex.org/W2004671569","https://openalex.org/W2015842532","https://openalex.org/W2016831607","https://openalex.org/W2022953159","https://openalex.org/W2029389947","https://openalex.org/W2069966210","https://openalex.org/W2103965104","https://openalex.org/W2136644341","https://openalex.org/W2149803021"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W1761601995","https://openalex.org/W4300468626","https://openalex.org/W2904599916","https://openalex.org/W4321608401","https://openalex.org/W2909457694","https://openalex.org/W3040536194","https://openalex.org/W2097713053"],"abstract_inverted_index":{"Performance":[0],"of":[1,20,24,45],"massive":[2],"multiple-input":[3],"multiple-output":[4],"systems":[5,88],"is":[6],"mainly":[7],"limited":[8],"by":[9],"the":[10,30,38,43,52,81,85],"pilot":[11,46],"contamination.":[12],"This":[13],"letter":[14],"presents":[15],"a":[16,21,67],"scheme,":[17],"which":[18],"consists":[19],"two-layer":[22],"approach":[23],"coordinated":[25],"tilt":[26],"adaptation":[27],"based":[28,36],"on":[29,37],"users'":[31],"locations":[32],"and":[33,48,63,93],"power":[34,91,95],"allocation":[35],"game":[39],"theory,":[40],"to":[41,50],"minimize":[42],"effect":[44],"contamination,":[47],"hence":[49],"maximize":[51],"network":[53],"sum":[54],"rate.":[55],"The":[56],"proposed":[57,82],"scheme":[58,83],"has":[59],"low":[60],"computational":[61],"complexity":[62],"it":[64],"can":[65],"avoid":[66],"heavy":[68],"signalling":[69],"exchanging":[70],"between":[71],"base":[72],"stations":[73],"via":[74],"backhaul":[75],"links.":[76],"Numerical":[77],"results":[78],"show":[79],"that":[80],"outperforms":[84],"conventional":[86],"fixed-downtilt":[87],"with":[89],"equal":[90],"allocation,":[92,96],"waterfilling":[94],"respectively.":[97]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":6}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}