{"id":"https://openalex.org/W4407248013","doi":"https://doi.org/10.1109/wpmc63271.2024.10863056","title":"A Low-Complexity LLR Detector for FrFT-IM-OFDM in the presence of ICI","display_name":"A Low-Complexity LLR Detector for FrFT-IM-OFDM in the presence of ICI","publication_year":2024,"publication_date":"2024-11-17","ids":{"openalex":"https://openalex.org/W4407248013","doi":"https://doi.org/10.1109/wpmc63271.2024.10863056"},"language":"en","primary_location":{"id":"doi:10.1109/wpmc63271.2024.10863056","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc63271.2024.10863056","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 27th International Symposium on Wireless Personal Multimedia Communications (WPMC)","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/A5032787010","display_name":"Shubham Anand","orcid":"https://orcid.org/0000-0001-5151-1300"},"institutions":[{"id":"https://openalex.org/I132153292","display_name":"Indian Institute of Technology Patna","ror":"https://ror.org/01ft5vz71","country_code":"IN","type":"education","lineage":["https://openalex.org/I132153292"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Shubham Anand","raw_affiliation_strings":["Indian Institute of Technology Patna,Dept. of Electrical Engineering,Patna,India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology Patna,Dept. of Electrical Engineering,Patna,India","institution_ids":["https://openalex.org/I132153292"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013308280","display_name":"Ashish","orcid":"https://orcid.org/0000-0002-7046-8173"},"institutions":[{"id":"https://openalex.org/I132153292","display_name":"Indian Institute of Technology Patna","ror":"https://ror.org/01ft5vz71","country_code":"IN","type":"education","lineage":["https://openalex.org/I132153292"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Ashish","raw_affiliation_strings":["Indian Institute of Technology Patna,Dept. of Electrical Engineering,Patna,India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology Patna,Dept. of Electrical Engineering,Patna,India","institution_ids":["https://openalex.org/I132153292"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100624587","display_name":"Preetam Kumar","orcid":"https://orcid.org/0000-0002-9015-5123"},"institutions":[{"id":"https://openalex.org/I132153292","display_name":"Indian Institute of Technology Patna","ror":"https://ror.org/01ft5vz71","country_code":"IN","type":"education","lineage":["https://openalex.org/I132153292"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Preetam Kumar","raw_affiliation_strings":["Indian Institute of Technology Patna,Dept. of Electrical Engineering,Patna,India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology Patna,Dept. of Electrical Engineering,Patna,India","institution_ids":["https://openalex.org/I132153292"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5032787010"],"corresponding_institution_ids":["https://openalex.org/I132153292"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.25102589,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T11873","display_name":"PAPR reduction in OFDM","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/T11873","display_name":"PAPR reduction in OFDM","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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9995999932289124,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9994000196456909,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7499076128005981},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.6889249682426453},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5915202498435974},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.35946187376976013},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3250006437301636},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15209320187568665}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7499076128005981},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.6889249682426453},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5915202498435974},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.35946187376976013},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3250006437301636},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15209320187568665},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wpmc63271.2024.10863056","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc63271.2024.10863056","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 27th International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1979325611","https://openalex.org/W2007241134","https://openalex.org/W2082819064","https://openalex.org/W2110063971","https://openalex.org/W2540924152","https://openalex.org/W2744485539","https://openalex.org/W2887640328","https://openalex.org/W2901351120","https://openalex.org/W3043255904","https://openalex.org/W3194946664","https://openalex.org/W4288774182","https://openalex.org/W4328054546","https://openalex.org/W4360839145","https://openalex.org/W4380052504","https://openalex.org/W4383097727"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W3097525855","https://openalex.org/W2125564215","https://openalex.org/W4391741972","https://openalex.org/W1986382998","https://openalex.org/W2517776947"],"abstract_inverted_index":{"Orthogonal":[0],"frequency":[1,119],"division":[2],"multiplexing":[3],"with":[4,9,88,109],"index":[5],"modulation":[6],"(IM-OFDM)":[7],"combined":[8],"the":[10,48,74,85,102,127],"fractional":[11],"Fourier":[12,104],"transform":[13,105],"(FrFT)":[14],"emerges":[15],"as":[16,39],"a":[17,65,95],"cutting-edge":[18],"multicarrier":[19],"communication":[20],"scheme,":[21],"effectively":[22],"reducing":[23],"intercarrier":[24],"interference":[25],"(ICI)":[26],"and":[27],"surpassing":[28],"traditional":[29],"IM-OFDM":[30,139],"systems":[31],"in":[32,98,114],"error":[33,99,124],"performance.":[34],"Traditional":[35],"detection":[36],"methods,":[37],"such":[38],"maximum":[40],"likelihood":[41],"(ML)":[42],"detection,":[43],"are":[44],"impractical":[45],"for":[46,73,137],"identifying":[47],"subcarrier":[49],"activation":[50],"pattern":[51],"(SAP)":[52],"due":[53],"to":[54,84],"their":[55],"high":[56],"computational":[57],"demands.":[58],"To":[59],"address":[60],"this":[61],"challenge,":[62],"we":[63],"introduce":[64],"low":[66],"complexity":[67,91],"log-likelihood":[68],"ratio":[69],"(LLR)":[70],"detector":[71,78,87,130],"tailored":[72],"FrFT-IM-OFDM":[75],"system.":[76],"This":[77],"not":[79],"only":[80],"achieves":[81],"performance":[82,100,125],"comparable":[83],"ML":[86],"significantly":[89],"reduced":[90],"but":[92],"also":[93],"demonstrates":[94],"marked":[96],"improvement":[97],"over":[101],"fast":[103],"(FFT)-IM-OFDM":[106],"system":[107,140],"equipped":[108],"an":[110],"LLR":[111,129],"detector,":[112],"particularly":[113],"scenarios":[115],"affected":[116],"by":[117],"carrier":[118],"offset":[120],"(CFO).":[121],"The":[122],"bit":[123],"of":[126],"proposed":[128],"under":[131],"ICI":[132],"conditions":[133],"underscores":[134],"its":[135],"potential":[136],"optimal":[138],"implementations.":[141]},"counts_by_year":[],"updated_date":"2025-12-27T23:08:20.325037","created_date":"2025-10-10T00:00:00"}