{"id":"https://openalex.org/W1977951532","doi":"https://doi.org/10.1109/pimrc.2012.6362557","title":"Energy-efficient configuration of frequency resources in multi-cell MIMO-OFDM networks","display_name":"Energy-efficient configuration of frequency resources in multi-cell MIMO-OFDM networks","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W1977951532","doi":"https://doi.org/10.1109/pimrc.2012.6362557","mag":"1977951532"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2012.6362557","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2012.6362557","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications - (PIMRC)","raw_type":"proceedings-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/A5079772530","display_name":"Changyang She","orcid":"https://orcid.org/0000-0003-0193-9784"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Changyang She","raw_affiliation_strings":["Beihang University, Beijing, China","BeiHang University, BeiJing, China"],"affiliations":[{"raw_affiliation_string":"Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]},{"raw_affiliation_string":"BeiHang University, BeiJing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100874726","display_name":"Zhikun Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhikun Xu","raw_affiliation_strings":["Beihang University, Beijing, China","BeiHang University, BeiJing, China"],"affiliations":[{"raw_affiliation_string":"Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]},{"raw_affiliation_string":"BeiHang University, BeiJing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082950698","display_name":"Chenyang Yang","orcid":"https://orcid.org/0000-0003-0058-0765"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenyang Yang","raw_affiliation_strings":["Beihang University, Beijing, China","BeiHang University, BeiJing, China"],"affiliations":[{"raw_affiliation_string":"Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]},{"raw_affiliation_string":"BeiHang University, BeiJing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040178565","display_name":"Shengqian Han","orcid":"https://orcid.org/0000-0002-2085-3292"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shengqian Han","raw_affiliation_strings":["Beihang University, Beijing, China","BeiHang University, BeiJing, China"],"affiliations":[{"raw_affiliation_string":"Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]},{"raw_affiliation_string":"BeiHang University, BeiJing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101677720","display_name":"Chengjun Sun","orcid":"https://orcid.org/0000-0001-6963-4819"},"institutions":[{"id":"https://openalex.org/I4210155230","display_name":"Samsung (China)","ror":"https://ror.org/04yt00889","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210155230"]},{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chengjun Sun","raw_affiliation_strings":["Beijing Samsung Telecom Research and Development Center, China","Beijing Samsung Telecom R & D Center, China"],"affiliations":[{"raw_affiliation_string":"Beijing Samsung Telecom Research and Development Center, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4210155230"]},{"raw_affiliation_string":"Beijing Samsung Telecom R & D Center, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4210155230"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5114860961","display_name":"Qi Wu","orcid":"https://orcid.org/0000-0002-2114-9037"},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4210155230","display_name":"Samsung (China)","ror":"https://ror.org/04yt00889","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210155230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Wu","raw_affiliation_strings":["Beijing Samsung Telecom Research and Development Center, China","Beijing Samsung Telecom R & D Center, China"],"affiliations":[{"raw_affiliation_string":"Beijing Samsung Telecom Research and Development Center, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4210155230"]},{"raw_affiliation_string":"Beijing Samsung Telecom R & D Center, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4210155230"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5079772530"],"corresponding_institution_ids":["https://openalex.org/I82880672"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.05398304,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"22","issue":null,"first_page":"1354","last_page":"1359"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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":1.0,"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":0.9998999834060669,"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":0.9990000128746033,"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/subcarrier","display_name":"Subcarrier","score":0.8400434255599976},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7021456360816956},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6918070912361145},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.5998168587684631},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.5888517498970032},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5741345882415771},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5424976348876953},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.537950336933136},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.5346801280975342},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.46773773431777954},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.4646233022212982},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.42107540369033813},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3767053186893463},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.35449111461639404},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3085138499736786},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25505489110946655},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.18608596920967102},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15726181864738464},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13188523054122925}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.8400434255599976},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7021456360816956},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6918070912361145},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.5998168587684631},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.5888517498970032},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5741345882415771},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5424976348876953},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.537950336933136},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.5346801280975342},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.46773773431777954},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.4646233022212982},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.42107540369033813},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3767053186893463},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.35449111461639404},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3085138499736786},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25505489110946655},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.18608596920967102},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15726181864738464},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13188523054122925},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/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/pimrc.2012.6362557","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2012.6362557","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications - (PIMRC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1989095939","https://openalex.org/W1997834106","https://openalex.org/W2072596987","https://openalex.org/W2084000272","https://openalex.org/W2097850831","https://openalex.org/W2099679882","https://openalex.org/W2116770996","https://openalex.org/W2117014495","https://openalex.org/W2119952207","https://openalex.org/W2126087318","https://openalex.org/W2147437672","https://openalex.org/W2154319347","https://openalex.org/W2951378836"],"related_works":["https://openalex.org/W2055131418","https://openalex.org/W1501039677","https://openalex.org/W2166250390","https://openalex.org/W2306672848","https://openalex.org/W2019909929","https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W4223416141","https://openalex.org/W2105999282","https://openalex.org/W1922070205"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,56],"investigate":[4],"the":[5,11,15,36,41,45,72,91,95,125,129,138],"configuration":[6],"of":[7,13,19,31,47,137],"frequency":[8,79,88],"resources":[9,80,89,103],"from":[10,52],"perspective":[12],"maximizing":[14,128],"energy":[16,83],"efficiency":[17,49],"(EE)":[18],"downlink":[20],"multi-cell":[21],"multi-carrier":[22],"multi-antenna":[23],"systems.":[24],"We":[25],"first":[26],"formulate":[27],"an":[28],"optimization":[29],"problem":[30],"subcarrier":[32],"assignment":[33],"to":[34,133],"minimize":[35],"total":[37],"power":[38],"consumption":[39],"at":[40],"base":[42],"stations":[43],"under":[44],"constraints":[46],"spectral":[48],"(SE)":[50],"requirements":[51],"multiple":[53],"users.":[54],"Then":[55],"find":[57],"its":[58],"closed-form":[59],"solution":[60],"by":[61],"analyzing":[62],"different":[63],"cases.":[64],"Analytical":[65],"and":[66,90,112],"simulation":[67],"results":[68],"show":[69],"that":[70],"when":[71,123],"SE":[73,111],"requirement":[74],"is":[75,81],"low,":[76],"using":[77,86],"non-overlapped":[78],"more":[82,101],"efficient":[84],"than":[85],"overlapped":[87],"EE":[92,113,130],"increases":[93],"with":[94],"SE.":[96,139],"To":[97],"support":[98],"high":[99],"SE,":[100],"spatial":[102],"should":[104],"be":[105],"configured":[106],"but":[107],"a":[108,134],"trade-off":[109],"between":[110],"appears.":[114],"Serving":[115],"cell-center":[116],"users":[117,127],"will":[118,131],"provide":[119],"higher":[120],"EE,":[121],"while":[122],"serving":[124],"cell-edge":[126],"lead":[132],"minor":[135],"loss":[136]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
