{"id":"https://openalex.org/W4405907675","doi":"https://doi.org/10.1109/icspis63676.2024.10812591","title":"Enhanced Channel Estimation for Multi-tag Ambient Backscatter Communication Systems","display_name":"Enhanced Channel Estimation for Multi-tag Ambient Backscatter Communication Systems","publication_year":2024,"publication_date":"2024-11-12","ids":{"openalex":"https://openalex.org/W4405907675","doi":"https://doi.org/10.1109/icspis63676.2024.10812591"},"language":"en","primary_location":{"id":"doi:10.1109/icspis63676.2024.10812591","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icspis63676.2024.10812591","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 7th International Conference on Signal Processing and Information Security (ICSPIS)","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/A5028383205","display_name":"Saeed Abdallah","orcid":"https://orcid.org/0000-0002-6174-4770"},"institutions":[{"id":"https://openalex.org/I29891158","display_name":"University of Sharjah","ror":"https://ror.org/00engpz63","country_code":"AE","type":"education","lineage":["https://openalex.org/I29891158"]}],"countries":["AE"],"is_corresponding":true,"raw_author_name":"Saeed Abdallah","raw_affiliation_strings":["University of Sharjah,Dept. of Electrical Engineering,Sharjah,UAE"],"affiliations":[{"raw_affiliation_string":"University of Sharjah,Dept. of Electrical Engineering,Sharjah,UAE","institution_ids":["https://openalex.org/I29891158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101535364","display_name":"Mohamed Saad","orcid":"https://orcid.org/0000-0003-2546-4453"},"institutions":[{"id":"https://openalex.org/I29891158","display_name":"University of Sharjah","ror":"https://ror.org/00engpz63","country_code":"AE","type":"education","lineage":["https://openalex.org/I29891158"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"Mohamed Saad","raw_affiliation_strings":["University of Sharjah,Dept. of Computer Engineering,Sharjah,UAE"],"affiliations":[{"raw_affiliation_string":"University of Sharjah,Dept. of Computer Engineering,Sharjah,UAE","institution_ids":["https://openalex.org/I29891158"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045189165","display_name":"Mahmoud A. Albreem","orcid":"https://orcid.org/0000-0002-6464-1101"},"institutions":[{"id":"https://openalex.org/I29891158","display_name":"University of Sharjah","ror":"https://ror.org/00engpz63","country_code":"AE","type":"education","lineage":["https://openalex.org/I29891158"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"Mahmoud Albreem","raw_affiliation_strings":["University of Sharjah,Dept. of Electrical Engineering,Sharjah,UAE"],"affiliations":[{"raw_affiliation_string":"University of Sharjah,Dept. of Electrical Engineering,Sharjah,UAE","institution_ids":["https://openalex.org/I29891158"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5028383205"],"corresponding_institution_ids":["https://openalex.org/I29891158"],"apc_list":null,"apc_paid":null,"fwci":0.222,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.56792568,"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":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9782999753952026,"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/T12222","display_name":"IoT-based Smart Home Systems","score":0.9560999870300293,"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":0.8478323221206665},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6246582865715027},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5813829302787781},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5219137668609619},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.3637753427028656},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2987818121910095},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.20604249835014343},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1984032392501831}],"concepts":[{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.8478323221206665},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6246582865715027},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5813829302787781},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5219137668609619},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3637753427028656},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2987818121910095},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.20604249835014343},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1984032392501831}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icspis63676.2024.10812591","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icspis63676.2024.10812591","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 7th International Conference on Signal Processing and Information Security (ICSPIS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320316805","display_name":"University of Sharjah","ror":"https://ror.org/00engpz63"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2791978050","https://openalex.org/W2962732150","https://openalex.org/W3001873489","https://openalex.org/W3096503629","https://openalex.org/W3180827628","https://openalex.org/W4242781462","https://openalex.org/W4322576964","https://openalex.org/W4323022487","https://openalex.org/W4387350496","https://openalex.org/W4393285697","https://openalex.org/W4393379743"],"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/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Ambient":[0],"backscatter":[1],"communication":[2,8],"(AmBC)":[3],"is":[4,66],"a":[5,44,53],"highly":[6],"promising":[7],"paradigm":[9],"for":[10,29,39,57],"the":[11,24,69,82,88,93,105,108],"next":[12],"generation,":[13],"energy":[14],"efficient":[15],"Internet-of-Things":[16],"(IoT)":[17],"applications.":[18],"In":[19,48],"this":[20,40,49],"work,":[21,50],"we":[22,51],"consider":[23],"problem":[25],"of":[26,92,107],"channel":[27,58],"estimation":[28,59,83,102],"multi-tag":[30,61],"AmBC":[31],"systems.":[32],"Recent":[33],"works":[34],"have":[35],"proposed":[36,64,94],"pilot-based":[37],"solutions":[38],"problem,":[41],"which":[42],"incur":[43],"significant":[45],"training":[46],"overhead.":[47],"propose":[52],"novel":[54],"semi-blind":[55],"algorithm":[56,65],"in":[60],"AmBCs.":[62],"The":[63],"based":[67],"on":[68],"expectation":[70],"maximization":[71],"framework":[72],"and":[73,78],"incorporates":[74],"both":[75],"pilot":[76],"sequences":[77],"data":[79],"symbols":[80],"into":[81],"process.":[84],"Our":[85],"simulations":[86],"demonstrate":[87],"mean-squared":[89],"error":[90],"performance":[91],"scheme,":[95],"showing":[96],"that":[97],"it":[98],"yields":[99],"substantially":[100],"higher":[101],"accuracy":[103],"than":[104],"state":[106],"art.":[109]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2025-12-27T23:08:20.325037","created_date":"2025-10-10T00:00:00"}