{"id":"https://openalex.org/W4404520669","doi":"https://doi.org/10.1109/lwc.2024.3502451","title":"On the Achievable Rate Maximization in RIS Enhanced Ambient Backscatter Communication Systems","display_name":"On the Achievable Rate Maximization in RIS Enhanced Ambient Backscatter Communication Systems","publication_year":2024,"publication_date":"2024-11-19","ids":{"openalex":"https://openalex.org/W4404520669","doi":"https://doi.org/10.1109/lwc.2024.3502451"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2024.3502451","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2024.3502451","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications 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":null,"display_name":"Guoning Wang","orcid":"https://orcid.org/0009-0009-4623-9109"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guoning Wang","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0009-4623-9109","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Juan Liu","orcid":"https://orcid.org/0009-0000-7217-0947"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Juan Liu","raw_affiliation_strings":["School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0000-7217-0947","affiliations":[{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Hongyu Yang","orcid":"https://orcid.org/0009-0001-3587-9575"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongyu Yang","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0001-3587-9575","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082757556","display_name":"Gaoze Mu","orcid":"https://orcid.org/0000-0002-2881-9902"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gaoze Mu","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-2881-9902","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101635010","display_name":"Yanzhao Hou","orcid":"https://orcid.org/0000-0001-5571-9539"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanzhao Hou","raw_affiliation_strings":["National Engineering Laboratory for Mobile Networks, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-5571-9539","affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Networks, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090327058","display_name":"Xinchen Lyu","orcid":"https://orcid.org/0000-0003-0404-4310"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinchen Lyu","raw_affiliation_strings":["National Engineering Laboratory for Mobile Networks, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-0404-4310","affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Networks, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107899339","display_name":"Xiaofeng Tao","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofeng Tao","raw_affiliation_strings":["National Engineering Laboratory for Mobile Networks, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Engineering Laboratory for Mobile Networks, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":1.6023,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.841011,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"14","issue":"2","first_page":"380","last_page":"384"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9998000264167786,"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":0.9998000264167786,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9769999980926514,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9749000072479248,"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/backscatter","display_name":"Backscatter (email)","score":0.7731486558914185},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6389896869659424},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5984925627708435},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.43754491209983826},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.36817294359207153},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2672353982925415},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.20842084288597107},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13768941164016724}],"concepts":[{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.7731486558914185},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6389896869659424},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5984925627708435},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.43754491209983826},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.36817294359207153},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2672353982925415},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.20842084288597107},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13768941164016724}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2024.3502451","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2024.3502451","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.49000000953674316,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1482357966","display_name":null,"funder_award_id":"L232001","funder_id":"https://openalex.org/F4320334062","funder_display_name":"National Natural Science Foundation of China-Liaoning Joint Fund"},{"id":"https://openalex.org/G8121702796","display_name":null,"funder_award_id":"62371062","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334062","display_name":"National Natural Science Foundation of China-Liaoning Joint Fund","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2775135700","https://openalex.org/W2788350651","https://openalex.org/W2791978050","https://openalex.org/W3034734540","https://openalex.org/W3159402647","https://openalex.org/W3163967602","https://openalex.org/W3184294468","https://openalex.org/W3211791268","https://openalex.org/W4312549303","https://openalex.org/W4312847278","https://openalex.org/W4388642317","https://openalex.org/W4390187454"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W3131810941","https://openalex.org/W4367296854","https://openalex.org/W2912284747","https://openalex.org/W2372426168","https://openalex.org/W2375193409"],"abstract_inverted_index":{"Ambient":[0],"backscatter":[1],"communication":[2,10],"(AmBC)":[3],"has":[4],"emerged":[5],"as":[6],"a":[7,66,111],"promising":[8],"low-power":[9],"technology.":[11],"However,":[12],"the":[13,23,27,51,75,79,82,86,89,100],"achievable":[14,42,83,95,134],"data":[15,43,135],"rate":[16,84,96,136],"of":[17,102,132],"these":[18],"systems":[19],"is":[20],"limited":[21],"by":[22],"energy":[24,39,76,103,138],"harvested":[25],"at":[26,78,85,88],"tag.":[28],"Existing":[29],"works":[30],"adopted":[31],"reconfigurable":[32],"intelligent":[33],"surface":[34],"(RIS)":[35],"to":[36,48,56,63],"increase":[37],"either":[38],"collection":[40,77,104,139],"or":[41],"rate.":[44],"This":[45],"letter":[46],"proposes":[47],"improve":[49],"both":[50,74,133],"forward":[52],"link":[53,60],"(from":[54,61],"transmitter":[55],"tag)":[57],"and":[58,81,105,117,137],"backward":[59],"tag":[62,80],"receiver)":[64],"in":[65,130],"RIS-assisted":[67],"AmBC":[68],"system.":[69],"Such":[70],"dual":[71],"enhancement":[72],"improves":[73],"receiver":[87],"same":[90],"time.":[91],"We":[92],"formulated":[93],"an":[94],"maximization":[97],"problem":[98],"with":[99],"constraint":[101],"then":[106],"it":[107],"was":[108],"transformed":[109],"into":[110],"convex":[112],"form":[113],"using":[114],"Taylor":[115],"approximation":[116],"quadratic":[118],"transformation.":[119],"Simulation":[120],"results":[121],"demonstrate":[122],"that":[123],"our":[124],"proposed":[125],"scheme":[126],"outperforms":[127],"several":[128],"baselines":[129],"terms":[131],"failed":[140],"percentage.":[141]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":7}],"updated_date":"2025-12-22T23:10:17.713674","created_date":"2025-10-10T00:00:00"}