{"id":"https://openalex.org/W2898865210","doi":"https://doi.org/10.1109/lsp.2018.2878947","title":"Energy Efficient Online Power Allocation for Two Users With Energy Harvesting","display_name":"Energy Efficient Online Power Allocation for Two Users With Energy Harvesting","publication_year":2018,"publication_date":"2018-10-31","ids":{"openalex":"https://openalex.org/W2898865210","doi":"https://doi.org/10.1109/lsp.2018.2878947","mag":"2898865210"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2018.2878947","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2018.2878947","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing 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/A5033237225","display_name":"Mateen Ashraf","orcid":"https://orcid.org/0000-0001-5013-8567"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Mateen Ashraf","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087873340","display_name":"Jaehoon Jung","orcid":"https://orcid.org/0000-0002-9562-6828"},"institutions":[{"id":"https://openalex.org/I4210131320","display_name":"LG (South Korea)","ror":"https://ror.org/03ddh2c27","country_code":"KR","type":"company","lineage":["https://openalex.org/I4210131320"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jaehoon Jung","raw_affiliation_strings":["LG Electronics, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"LG Electronics, Seoul, South Korea","institution_ids":["https://openalex.org/I4210131320"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035122370","display_name":"Hun Min Shin","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hun Min Shin","raw_affiliation_strings":["Samsung Electronics, Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100697614","display_name":"Inkyu Lee","orcid":"https://orcid.org/0000-0003-3701-4433"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Inkyu Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-3701-4433","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7575,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.73796999,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"26","issue":"1","first_page":"24","last_page":"28"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","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/T11392","display_name":"Energy Harvesting in Wireless Networks","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/T11249","display_name":"Wireless Power Transfer Systems","score":0.9980000257492065,"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/computer-science","display_name":"Computer science","score":0.6968130469322205},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.68079674243927},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.6642596125602722},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.6575413942337036},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6404098868370056},{"id":"https://openalex.org/keywords/online-algorithm","display_name":"Online algorithm","score":0.5978507399559021},{"id":"https://openalex.org/keywords/lyapunov-optimization","display_name":"Lyapunov optimization","score":0.5644070506095886},{"id":"https://openalex.org/keywords/energy-harvesting","display_name":"Energy harvesting","score":0.5512102246284485},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5439872145652771},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4907771050930023},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.47940465807914734},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.47424620389938354},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4659940004348755},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2902803421020508},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.22415363788604736},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1815301775932312},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16387134790420532},{"id":"https://openalex.org/keywords/lyapunov-exponent","display_name":"Lyapunov exponent","score":0.11564844846725464},{"id":"https://openalex.org/keywords/lyapunov-equation","display_name":"Lyapunov equation","score":0.09294882416725159},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07611793279647827}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6968130469322205},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.68079674243927},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.6642596125602722},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.6575413942337036},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6404098868370056},{"id":"https://openalex.org/C196921405","wikidata":"https://www.wikidata.org/wiki/Q786431","display_name":"Online algorithm","level":2,"score":0.5978507399559021},{"id":"https://openalex.org/C101403955","wikidata":"https://www.wikidata.org/wiki/Q6707083","display_name":"Lyapunov optimization","level":5,"score":0.5644070506095886},{"id":"https://openalex.org/C101518730","wikidata":"https://www.wikidata.org/wiki/Q930236","display_name":"Energy harvesting","level":3,"score":0.5512102246284485},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5439872145652771},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4907771050930023},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.47940465807914734},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.47424620389938354},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4659940004348755},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2902803421020508},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.22415363788604736},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1815301775932312},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16387134790420532},{"id":"https://openalex.org/C191544260","wikidata":"https://www.wikidata.org/wiki/Q1238630","display_name":"Lyapunov exponent","level":3,"score":0.11564844846725464},{"id":"https://openalex.org/C25854792","wikidata":"https://www.wikidata.org/wiki/Q1028945","display_name":"Lyapunov equation","level":4,"score":0.09294882416725159},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07611793279647827},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C2777052490","wikidata":"https://www.wikidata.org/wiki/Q5072826","display_name":"Chaotic","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2018.2878947","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2018.2878947","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.9100000262260437}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W615589970","https://openalex.org/W1519464668","https://openalex.org/W1794490453","https://openalex.org/W1894748888","https://openalex.org/W2020909452","https://openalex.org/W2050930635","https://openalex.org/W2096380022","https://openalex.org/W2111192125","https://openalex.org/W2137152139","https://openalex.org/W2162941916","https://openalex.org/W2195917906","https://openalex.org/W2242946604","https://openalex.org/W2261529130","https://openalex.org/W2325147653","https://openalex.org/W2484737696","https://openalex.org/W2512198042","https://openalex.org/W2516395429","https://openalex.org/W2517132956","https://openalex.org/W2520108953","https://openalex.org/W2559981761","https://openalex.org/W2585810203","https://openalex.org/W2690280447","https://openalex.org/W2731403941","https://openalex.org/W2766018764","https://openalex.org/W2963385299","https://openalex.org/W3104974366","https://openalex.org/W4301852635"],"related_works":["https://openalex.org/W2898145991","https://openalex.org/W2566010174","https://openalex.org/W2903121411","https://openalex.org/W4378365432","https://openalex.org/W2601668151","https://openalex.org/W2994171794","https://openalex.org/W4224240812","https://openalex.org/W2794161546","https://openalex.org/W2992084364","https://openalex.org/W3104974366"],"abstract_inverted_index":{"In":[0],"this":[1,31],"letter,":[2],"we":[3,64,92],"propose":[4],"an":[5],"online":[6,96,108],"power":[7,76],"allocation":[8],"(PA)":[9],"method":[10],"to":[11],"maximize":[12],"energy":[13,17,52],"efficiency":[14],"(EE)":[15],"in":[16,30,58],"harvesting":[18],"systems":[19],"with":[20,79,110],"realistic":[21],"battery":[22,81],"constraints":[23],"for":[24],"two":[25],"receivers.":[26],"The":[27],"optimization":[28,71],"problem":[29],"system":[32],"configuration":[33],"is":[34,77],"challenging":[35],"since":[36],"it":[37],"has":[38],"a":[39,94],"non-convex":[40],"fractional":[41],"form":[42],"and":[43,49,83],"the":[44,50,74,103],"information":[45,82],"of":[46],"channel":[47,84],"quality":[48],"harvested":[51],"can":[53],"only":[54],"be":[55],"obtained":[56],"causally":[57],"practice.":[59],"To":[60],"overcome":[61],"these":[62],"issues,":[63],"design":[65],"time-average":[66],"EE":[67,97],"maximization":[68],"through":[69],"Lyapunov":[70],"techniques":[72],"where":[73],"transmission":[75],"computed":[78],"current":[80],"fading.":[85],"Moreover,":[86],"based":[87],"on":[88],"random":[89],"matrix":[90],"theory,":[91],"present":[93],"simplified":[95],"algorithm.":[98],"Numerical":[99],"experiments":[100],"verify":[101],"that":[102],"proposed":[104],"PA":[105],"outperforms":[106],"conventional":[107],"approaches":[109],"much":[111],"reduced":[112],"computational":[113],"complexity.":[114]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
