{"id":"https://openalex.org/W2748874328","doi":"https://doi.org/10.1109/eurocon.2017.8011078","title":"Optimal and sub-optimal iterative cross-layer energy efficient schemes for CR MIMO systems with antenna selection","display_name":"Optimal and sub-optimal iterative cross-layer energy efficient schemes for CR MIMO systems with antenna selection","publication_year":2017,"publication_date":"2017-07-01","ids":{"openalex":"https://openalex.org/W2748874328","doi":"https://doi.org/10.1109/eurocon.2017.8011078","mag":"2748874328"},"language":"en","primary_location":{"id":"doi:10.1109/eurocon.2017.8011078","is_oa":false,"landing_page_url":"https://doi.org/10.1109/eurocon.2017.8011078","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE EUROCON 2017 -17th International Conference on Smart Technologies","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/A5046147031","display_name":"Elizabeth M. Okumu","orcid":null},"institutions":[{"id":"https://openalex.org/I157614274","display_name":"University of Cape Town","ror":"https://ror.org/03p74gp79","country_code":"ZA","type":"education","lineage":["https://openalex.org/I157614274"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Elizabeth M. Okumu","raw_affiliation_strings":["Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa","institution_ids":["https://openalex.org/I157614274"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006086161","display_name":"Mqhele E. Dlodlo","orcid":"https://orcid.org/0000-0003-2364-2957"},"institutions":[{"id":"https://openalex.org/I157614274","display_name":"University of Cape Town","ror":"https://ror.org/03p74gp79","country_code":"ZA","type":"education","lineage":["https://openalex.org/I157614274"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Mqhele E. Dlodlo","raw_affiliation_strings":["Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Cape Town, Cape Town, South Africa","institution_ids":["https://openalex.org/I157614274"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2924,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.60164882,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"62","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":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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998999834060669,"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/mimo","display_name":"MIMO","score":0.6689738035202026},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6678453087806702},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5668509006500244},{"id":"https://openalex.org/keywords/performance-metric","display_name":"Performance metric","score":0.5607830882072449},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.5585263967514038},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5080394744873047},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.4788360893726349},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.47668004035949707},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.4561445415019989},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.4410061538219452},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.43945321440696716},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.4318532645702362},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.4229137599468231},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39061930775642395},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.36489737033843994},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2959406077861786},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.28694701194763184},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.22959154844284058},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.21029838919639587},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2060064673423767},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19419226050376892},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12671858072280884},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.09824073314666748}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6689738035202026},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6678453087806702},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5668509006500244},{"id":"https://openalex.org/C2780898871","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Performance metric","level":2,"score":0.5607830882072449},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.5585263967514038},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5080394744873047},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.4788360893726349},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.47668004035949707},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.4561445415019989},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.4410061538219452},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.43945321440696716},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.4318532645702362},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.4229137599468231},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39061930775642395},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36489737033843994},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2959406077861786},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.28694701194763184},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.22959154844284058},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.21029838919639587},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2060064673423767},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19419226050376892},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12671858072280884},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.09824073314666748},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/eurocon.2017.8011078","is_oa":false,"landing_page_url":"https://doi.org/10.1109/eurocon.2017.8011078","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE EUROCON 2017 -17th International Conference on Smart Technologies","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9200000166893005,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1764598578","https://openalex.org/W2004966724","https://openalex.org/W2025138368","https://openalex.org/W2045311350","https://openalex.org/W2070609206","https://openalex.org/W2071707134","https://openalex.org/W2106142240","https://openalex.org/W2107561590","https://openalex.org/W2108872285","https://openalex.org/W2120867684","https://openalex.org/W2130509920","https://openalex.org/W2132360678","https://openalex.org/W2152481521","https://openalex.org/W2168078104","https://openalex.org/W2590130130","https://openalex.org/W2593404978","https://openalex.org/W3011639962","https://openalex.org/W3148344463","https://openalex.org/W4231670616","https://openalex.org/W6651434570"],"related_works":["https://openalex.org/W4297776116","https://openalex.org/W3164284189","https://openalex.org/W2163043527","https://openalex.org/W2611631300","https://openalex.org/W3046150966","https://openalex.org/W1987882110","https://openalex.org/W4291246656","https://openalex.org/W2052245931","https://openalex.org/W2287519895","https://openalex.org/W2949302979"],"abstract_inverted_index":{"In":[0,51],"this":[1,52],"paper,":[2],"energy":[3,25,31,43,69,175],"efficient":[4,26,176],"transmit":[5,93,127,130,169],"antenna":[6,27,177],"selection":[7,28],"in":[8,36,62,155,161],"underlay":[9],"cognitive":[10],"radio":[11],"(CR)":[12],"multiple-input":[13],"multiple-output":[14],"(MIMO)":[15],"systems":[16],"from":[17,74],"a":[18,47,86,133],"cross":[19,87,151],"layer":[20,49,88,152],"perspective,":[21],"is":[22,60,112,143],"investigated.":[23],"Conventional":[24],"optimizes":[29,118],"an":[30,56],"efficiency":[32,135],"(EE)":[33],"metric":[34,58,85],"defined":[35,61],"terms":[37,63,162],"of":[38,64,92,125,163],"the":[39,65,75,82,97,106,115,119,123,150],"system":[40,66,158],"capacity":[41],"and":[42,68,78,129,168],"consumption,":[44],"making":[45,81],"it":[46],"physical":[48,79],"criterion.":[50],"work,":[53],"we":[54],"propose":[55],"EE":[57,84,99,120],"that":[59,95,149],"throughput":[67],"consumption.":[70],"Throughput":[71],"considers":[72],"characteristics":[73],"data":[76],"link":[77],"layers,":[80],"proposed":[83,98,116],"quantity.":[89],"The":[90],"subset":[91],"antennas":[94,128],"maximizes":[96],"criterion,":[100],"subject":[101],"to":[102,173],"interference":[103],"constraints":[104],"at":[105],"primary":[107],"user":[108],"receiver":[109],"(PU":[110],"RX),":[111],"selected.":[113],"Additionally,":[114],"algorithm":[117,142],"by":[121],"adapting":[122],"number":[124],"active":[126],"power,":[131,170],"under":[132],"spectral":[134],"constraint.":[136],"A":[137],"sub-optimal":[138],"reduced":[139],"complexity":[140],"iterative":[141],"also":[144],"developed.":[145],"Simulation":[146],"results":[147,154],"show":[148],"approach":[153],"overall":[156],"improved":[157],"performance,":[159],"measured":[160],"throughput,":[164],"packet":[165],"error":[166],"rate":[167],"as":[171],"compared":[172],"conventional":[174],"selection.":[178]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}