{"id":"https://openalex.org/W4391496458","doi":"https://doi.org/10.1109/wcsp58612.2023.10404831","title":"Maximizing Energy Efficiency of HSRC: A Cache-Aided Time-Domain Power Allocation","display_name":"Maximizing Energy Efficiency of HSRC: A Cache-Aided Time-Domain Power Allocation","publication_year":2023,"publication_date":"2023-11-02","ids":{"openalex":"https://openalex.org/W4391496458","doi":"https://doi.org/10.1109/wcsp58612.2023.10404831"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp58612.2023.10404831","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/wcsp58612.2023.10404831","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 International Conference on Wireless Communications and Signal Processing (WCSP)","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/A5104331905","display_name":"Yeshen Li","orcid":null},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yeshen Li","raw_affiliation_strings":["Beijing Jiaotong University,Engineering Research Center of Network Management Technology for High Speed Railway of Ministry of Education, School of Computer and Information Technology,Beijing,China,100044","Collaborative Innovation Center of Railway Traffic Safety, Beijing Jiaotong University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Jiaotong University,Engineering Research Center of Network Management Technology for High Speed Railway of Ministry of Education, School of Computer and Information Technology,Beijing,China,100044","institution_ids":["https://openalex.org/I21193070"]},{"raw_affiliation_string":"Collaborative Innovation Center of Railway Traffic Safety, Beijing Jiaotong University, Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042668908","display_name":"Ke Xiong","orcid":"https://orcid.org/0000-0001-9364-0207"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke Xiong","raw_affiliation_strings":["Beijing Jiaotong University,Engineering Research Center of Network Management Technology for High Speed Railway of Ministry of Education, School of Computer and Information Technology,Beijing,China,100044","Collaborative Innovation Center of Railway Traffic Safety, Beijing Jiaotong University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Jiaotong University,Engineering Research Center of Network Management Technology for High Speed Railway of Ministry of Education, School of Computer and Information Technology,Beijing,China,100044","institution_ids":["https://openalex.org/I21193070"]},{"raw_affiliation_string":"Collaborative Innovation Center of Railway Traffic Safety, Beijing Jiaotong University, Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103665599","display_name":"Han Li","orcid":"https://orcid.org/0009-0001-3958-6702"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Han Li","raw_affiliation_strings":["Beijing Jiaotong University,Engineering Research Center of Network Management Technology for High Speed Railway of Ministry of Education, School of Computer and Information Technology,Beijing,China,100044","Collaborative Innovation Center of Railway Traffic Safety, Beijing Jiaotong University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Jiaotong University,Engineering Research Center of Network Management Technology for High Speed Railway of Ministry of Education, School of Computer and Information Technology,Beijing,China,100044","institution_ids":["https://openalex.org/I21193070"]},{"raw_affiliation_string":"Collaborative Innovation Center of Railway Traffic Safety, Beijing Jiaotong University, Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100620739","display_name":"Bo Ai","orcid":"https://orcid.org/0000-0001-6850-0595"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Ai","raw_affiliation_strings":["Beijing Jiaotong University,State Key Laboratory of Electronic and Information Engineering School,Beijing,China,100044"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Jiaotong University,State Key Laboratory of Electronic and Information Engineering School,Beijing,China,100044","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079233004","display_name":"Pingyi Fan","orcid":"https://orcid.org/0000-0002-0658-6079"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pingyi Fan","raw_affiliation_strings":["Tsinghua University,Department of Electronic Engineering,Beijing,China,100084"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Electronic Engineering,Beijing,China,100084","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079052203","display_name":"Khaled B. Letaief","orcid":"https://orcid.org/0000-0003-2519-6401"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Khaled Ben Letaief","raw_affiliation_strings":["Hong Kong University of Science and Technology (HKUST),Department of Electrical and Computer Engineering,Hong Kong","Department of Electrical and Computer Engineering, Hong Kong University of Science and Technology (HKUST), Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology (HKUST),Department of Electrical and Computer Engineering,Hong Kong","institution_ids":["https://openalex.org/I200769079"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Hong Kong University of Science and Technology (HKUST), Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7341,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.85976647,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"329","last_page":"335"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9977999925613403,"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"}},"topics":[{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9977999925613403,"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"}},{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9976999759674072,"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":0.9975000023841858,"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/cache","display_name":"Cache","score":0.7245110273361206},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7228263020515442},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4699659049510956},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.4523502290248871},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.4358060956001282},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.36307838559150696},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.10003730654716492},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07278114557266235},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0653950572013855}],"concepts":[{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.7245110273361206},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7228263020515442},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4699659049510956},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.4523502290248871},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.4358060956001282},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.36307838559150696},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.10003730654716492},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07278114557266235},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0653950572013855},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wcsp58612.2023.10404831","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/wcsp58612.2023.10404831","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 International Conference on Wireless Communications and Signal Processing (WCSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-139208","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-139208","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.9100000262260437}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2035417248","https://openalex.org/W2062887405","https://openalex.org/W2621764913","https://openalex.org/W2625133885","https://openalex.org/W2742477580","https://openalex.org/W2770058519","https://openalex.org/W2898791317","https://openalex.org/W2939454688","https://openalex.org/W2967185270","https://openalex.org/W4285189557","https://openalex.org/W4290996463","https://openalex.org/W4300197216","https://openalex.org/W4312817238","https://openalex.org/W4313306183","https://openalex.org/W4379382558"],"related_works":["https://openalex.org/W2152099439","https://openalex.org/W1984163603","https://openalex.org/W3130422087","https://openalex.org/W3004195166","https://openalex.org/W1563139915","https://openalex.org/W4288413100","https://openalex.org/W2885669284","https://openalex.org/W4301184821","https://openalex.org/W2126310295","https://openalex.org/W1534116390"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,115,120,127,130,205],"cache-aided":[4],"time-domain":[5],"power":[6,78],"allocation":[7,79],"(CaTDPA)":[8],"for":[9],"5G":[10],"high-speed":[11],"railway":[12],"communications":[13],"(HSRC),":[14],"where":[15],"two":[16],"kinds":[17],"of":[18,91,110,172,212],"users,":[19],"online":[20,26],"interactive":[21],"application":[22,28],"users":[23,29],"(OIUs)":[24],"and":[25,81,108,117,174,187],"non-interactive":[27],"(ONIUs),":[30],"are":[31],"jointly":[32,75],"taken":[33],"into":[34],"account.":[35],"For":[36,46],"OIUs,":[37],"their":[38,48],"minimum":[39,49],"ground-train":[40,99,183],"data":[41,51,100,105,184,201],"rate":[42,52,101,106,185,202],"demand":[43,53],"is":[44,54,65,123,133,146,195],"guaranteed.":[45,55],"ONIUs,":[47],"cache-releasing":[50,104,200],"To":[56,112],"achieve":[57],"the":[58,69,77,89,137,142,150,161,170,181,188,198,210],"green":[59],"HSRC":[60],"design,":[61],"an":[62],"optimization":[63],"problem":[64],"formulated":[66],"to":[67,88,135,148],"maximize":[68],"system":[70],"energy":[71],"efficiency":[72],"(EE)":[73],"by":[74],"optimizing":[76],"(PA)":[80],"cache":[82],"releasing":[83],"start":[84],"time":[85],"(CRST)":[86],"subject":[87],"constraints":[90],"total":[92],"available":[93],"energy,":[94],"maximum":[95,162],"transmit":[96],"power,":[97],"ONIUs\u2019":[98,103,199],"threshold,":[102,107],"causality":[109],"CRST.":[111,152],"address":[113],"such":[114],"non-convex":[116],"fractional":[118],"problem,":[119],"two-step":[121],"solution":[122],"designed.":[124],"First,":[125],"with":[126],"given":[128],"CRST,":[129],"Dinkelbach-based":[131],"method":[132,145],"applied":[134],"obtain":[136],"correspondingly":[138],"optimal":[139,151],"PA.":[140],"Second,":[141],"one-dimensional":[143],"traversal":[144],"used":[147],"find":[149],"Experimental":[153],"results":[154],"show":[155],"that":[156,197],"our":[157],"proposed":[158],"CaTDPA":[159],"achieves":[160],"EE":[163,177,211],"among":[164],"multiple":[165],"compared":[166],"methods":[167],"while":[168,193],"meeting":[169],"requirements":[171],"OIUs":[173],"ONIUs.":[175],"Moreover,":[176],"will":[178],"decrease":[179],"as":[180],"OIUs\u2019":[182],"threshold":[186,203],"train\u2019s":[189],"moving":[190],"speed":[191],"increase,":[192],"it":[194],"observed":[196],"has":[204],"relatively":[206],"small":[207],"effect":[208],"on":[209],"HSRC.":[213]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-02T09:51:11.867554","created_date":"2025-10-10T00:00:00"}
