{"id":"https://openalex.org/W1965071331","doi":"https://doi.org/10.1109/glocom.2013.6831716","title":"Transmit covariance optimization with a constraint on user electromagnetic radiation exposure","display_name":"Transmit covariance optimization with a constraint on user electromagnetic radiation exposure","publication_year":2013,"publication_date":"2013-12-01","ids":{"openalex":"https://openalex.org/W1965071331","doi":"https://doi.org/10.1109/glocom.2013.6831716","mag":"1965071331"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2013.6831716","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831716","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5033176758","display_name":"Dawei Ying","orcid":"https://orcid.org/0000-0003-1587-7430"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dawei Ying","raw_affiliation_strings":["School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN","[School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN 47907, USA.]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"[School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN 47907, USA.]","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001355478","display_name":"David J. Love","orcid":"https://orcid.org/0000-0001-5922-4787"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David J. Love","raw_affiliation_strings":["School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN","[School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN 47907, USA.]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"[School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN 47907, USA.]","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010290636","display_name":"Bertrand M. Hochwald","orcid":"https://orcid.org/0000-0001-9178-782X"},"institutions":[{"id":"https://openalex.org/I107639228","display_name":"University of Notre Dame","ror":"https://ror.org/00mkhxb43","country_code":"US","type":"education","lineage":["https://openalex.org/I107639228"]},{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bertrand M. Hochwald","raw_affiliation_strings":["School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN","Department of Electrical and Computer Engineering, University of Notre Dame, IN 46556, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering, Purdue University, West Lafayette, IN","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Notre Dame, IN 46556, USA","institution_ids":["https://openalex.org/I107639228"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8106,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.63291205,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"90","issue":null,"first_page":"4104","last_page":"4109"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9997000098228455,"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":0.9997000098228455,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9997000098228455,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/specific-absorption-rate","display_name":"Specific absorption rate","score":0.8487194180488586},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.7145570516586304},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.666519045829773},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.665042519569397},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6562551856040955},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.6124131083488464},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.582086980342865},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.5198364853858948},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.41175705194473267},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3549146056175232},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3512006998062134},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.34991294145584106},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.20192664861679077},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15821778774261475},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14162245392799377},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1318039894104004},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11147722601890564}],"concepts":[{"id":"https://openalex.org/C84237751","wikidata":"https://www.wikidata.org/wiki/Q914138","display_name":"Specific absorption rate","level":3,"score":0.8487194180488586},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.7145570516586304},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.666519045829773},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.665042519569397},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6562551856040955},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.6124131083488464},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.582086980342865},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.5198364853858948},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.41175705194473267},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3549146056175232},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3512006998062134},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.34991294145584106},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.20192664861679077},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15821778774261475},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14162245392799377},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1318039894104004},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11147722601890564},{"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/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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2013.6831716","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831716","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.7799999713897705}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1582036455","https://openalex.org/W1989464613","https://openalex.org/W1992820182","https://openalex.org/W2004071109","https://openalex.org/W2042434253","https://openalex.org/W2046589809","https://openalex.org/W2088108211","https://openalex.org/W2130509920","https://openalex.org/W2156839052","https://openalex.org/W2160546586","https://openalex.org/W2294122189","https://openalex.org/W6634928057","https://openalex.org/W6658429909"],"related_works":["https://openalex.org/W59120657","https://openalex.org/W3091795725","https://openalex.org/W2325128397","https://openalex.org/W1531121096","https://openalex.org/W2139615693","https://openalex.org/W2384509413","https://openalex.org/W2995861515","https://openalex.org/W3193940080","https://openalex.org/W4210267343","https://openalex.org/W2512536427"],"abstract_inverted_index":{"With":[0],"the":[1,29,32,49,65,80,87,100,131,152,156,162,174],"continuous":[2],"evolution":[3],"of":[4,51,64,79,82,133,166],"cellular":[5],"systems,":[6],"portable":[7,37,91],"wireless":[8],"communication":[9],"devices,":[10],"such":[11],"as":[12],"mobile":[13],"phones,":[14],"are":[15,93],"becoming":[16],"more":[17,19],"and":[18,22,123],"powerful,":[20],"complex,":[21],"essential":[23],"to":[24,99,144],"our":[25],"daily":[26],"life.":[27],"However,":[28],"debate":[30],"over":[31,169],"health":[33],"effects":[34],"from":[35],"using":[36],"devices":[38,92],"in":[39,56,62,71,140],"close":[40],"proximity":[41],"has":[42],"still":[43],"not":[44],"been":[45],"settled.":[46],"To":[47],"limit":[48],"amount":[50],"user":[52],"exposure,":[53],"regulatory":[54,163],"agencies":[55],"most":[57],"countries":[58],"set":[59],"exposure":[60],"threshold":[61],"terms":[63],"specific":[66],"absorption":[67,85],"rate":[68,81],"(SAR),":[69],"measured":[70],"Watts":[72],"per":[73],"kilogram.":[74],"SAR":[75,101,124,135,164],"is":[76],"a":[77,134,141,145],"measure":[78],"electromagnetic":[83],"energy":[84],"by":[86,158],"human":[88],"body.":[89],"Surprisingly,":[90],"often":[94],"designed":[95],"with":[96,125],"little":[97],"attention":[98],"thresholds,":[102],"instead":[103],"focusing":[104],"on":[105,119],"transmit":[106,121],"power":[107,122,175],"constraints.":[108],"In":[109],"this":[110],"paper,":[111],"we":[112],"propose":[113],"SAR-aware":[114],"transmission":[115],"that":[116,130,171],"considers":[117],"constraints":[118],"both":[120],"multiple":[126],"antennas.":[127],"We":[128],"discover":[129],"effect":[132],"constraint":[136],"can":[137],"be":[138],"regarded":[139],"way":[142],"similar":[143],"transmitter-side":[146],"spatial":[147],"correlation.":[148],"Numerical":[149],"results":[150],"demonstrate":[151],"proposed":[153],"method":[154],"increases":[155],"capacity":[157],"1.75":[159],"folds":[160],"under":[161],"limitation":[165],"1.6":[167],"W/kg":[168],"schemes":[170],"only":[172],"consider":[173],"constraint.":[176]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":4},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}