{"id":"https://openalex.org/W4414646788","doi":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174455","title":"DNN-Assisted Constellation Design for SIC-Free Hierarchical QAM-Based Multiple Access","display_name":"DNN-Assisted Constellation Design for SIC-Free Hierarchical QAM-Based Multiple Access","publication_year":2025,"publication_date":"2025-06-17","ids":{"openalex":"https://openalex.org/W4414646788","doi":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174455"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2025-spring65109.2025.11174455","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174455","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100362295","display_name":"Xuan Liu","orcid":"https://orcid.org/0000-0002-1477-7318"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuan Liu","raw_affiliation_strings":["University of Science and Technology of China,CAS Key Laboratory of Wireless-Optical Communications,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,CAS Key Laboratory of Wireless-Optical Communications,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103197618","display_name":"Ming Zhao","orcid":"https://orcid.org/0000-0003-4126-3678"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Zhao","raw_affiliation_strings":["University of Science and Technology of China,CAS Key Laboratory of Wireless-Optical Communications,Hefei,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China,CAS Key Laboratory of Wireless-Optical Communications,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065543355","display_name":"Shengli Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I140172145","display_name":"University of Connecticut","ror":"https://ror.org/02der9h97","country_code":"US","type":"education","lineage":["https://openalex.org/I140172145"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shengli Zhou","raw_affiliation_strings":["University of Connecticut,Department of Electrical and Computer Engineering,Storrs,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Connecticut,Department of Electrical and Computer Engineering,Storrs,USA","institution_ids":["https://openalex.org/I140172145"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9955999851226807,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9955999851226807,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.987500011920929,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9843999743461609,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5519000291824341},{"id":"https://openalex.org/keywords/constellation","display_name":"Constellation","score":0.5396999716758728},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.5303999781608582},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5196999907493591},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.48069998621940613},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4465000033378601},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4453999996185303},{"id":"https://openalex.org/keywords/superposition-principle","display_name":"Superposition principle","score":0.4212000072002411},{"id":"https://openalex.org/keywords/euclidean-distance","display_name":"Euclidean distance","score":0.4113999903202057}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6317999958992004},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5519000291824341},{"id":"https://openalex.org/C70352696","wikidata":"https://www.wikidata.org/wiki/Q8928","display_name":"Constellation","level":2,"score":0.5396999716758728},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.5303999781608582},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5196999907493591},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4810999929904938},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.48069998621940613},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4465000033378601},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4453999996185303},{"id":"https://openalex.org/C27753989","wikidata":"https://www.wikidata.org/wiki/Q284885","display_name":"Superposition principle","level":2,"score":0.4212000072002411},{"id":"https://openalex.org/C120174047","wikidata":"https://www.wikidata.org/wiki/Q847073","display_name":"Euclidean distance","level":2,"score":0.4113999903202057},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.3946000039577484},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.3668000102043152},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.3601999878883362},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.35089999437332153},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.33899998664855957},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.30079999566078186},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.2971999943256378},{"id":"https://openalex.org/C59030546","wikidata":"https://www.wikidata.org/wiki/Q7265371","display_name":"QAM","level":5,"score":0.2863999903202057},{"id":"https://openalex.org/C185837786","wikidata":"https://www.wikidata.org/wiki/Q1782940","display_name":"Constellation diagram","level":4,"score":0.27410000562667847},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2687000036239624},{"id":"https://openalex.org/C134835016","wikidata":"https://www.wikidata.org/wiki/Q690265","display_name":"Lookup table","level":2,"score":0.2563000023365021},{"id":"https://openalex.org/C2778753569","wikidata":"https://www.wikidata.org/wiki/Q1960395","display_name":"Span (engineering)","level":2,"score":0.2522999942302704},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.25060001015663147},{"id":"https://openalex.org/C203274722","wikidata":"https://www.wikidata.org/wiki/Q7001161","display_name":"Network performance","level":2,"score":0.25060001015663147}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc2025-spring65109.2025.11174455","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174455","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1854747858","display_name":null,"funder_award_id":"2022YFB2902005","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2341471227","https://openalex.org/W2793680280","https://openalex.org/W2802495557","https://openalex.org/W2896826108","https://openalex.org/W3109153616","https://openalex.org/W3198287222","https://openalex.org/W4282971074","https://openalex.org/W4396594883"],"related_works":[],"abstract_inverted_index":{"QAMA,":[0],"a":[1,86,96,111,127],"recently":[2],"proposed":[3,103],"multiple":[4],"access":[5],"technology,":[6],"utilizes":[7],"hierarchical":[8],"quadrature":[9],"amplitude":[10],"modulation":[11],"(QAM)":[12],"to":[13,51,115,130,150],"achieve":[14],"the":[15,49,61,67,139],"same":[16],"rate":[17,63],"region":[18],"as":[19],"conventional":[20],"multi-user":[21],"superposition":[22],"transmission":[23,53,117],"(MUST)":[24],"without":[25],"requiring":[26],"successive":[27],"interference":[28],"cancellation":[29],"(SIC)":[30],"at":[31],"receivers.":[32],"This":[33],"is":[34,81,102],"particularly":[35],"advantageous":[36],"for":[37,104],"low-cost":[38],"Internet":[39],"of":[40],"Things":[41],"(IoT)":[42],"devices.":[43],"The":[44,108],"key":[45],"process":[46],"involves":[47],"adjusting":[48],"constellation":[50,69,106],"generate":[52],"modes":[54,118],"that":[55,138],"enable":[56],"SIC-free":[57],"operation":[58],"and":[59],"span":[60],"desired":[62],"region.":[64],"However,":[65],"determining":[66],"optimal":[68,132],"currently":[70],"requires":[71],"either":[72],"an":[73],"exhaustive":[74,151],"search":[75],"over":[76],"all":[77],"Euclidean":[78,133],"distances,":[79],"which":[80,89],"computationally":[82],"intensive,":[83],"or":[84],"storing":[85],"lookup":[87],"codebook,":[88],"demands":[90],"significant":[91],"memory.":[92],"To":[93],"address":[94],"this,":[95],"deep":[97],"neural":[98],"network":[99,114,129],"(DNN)-based":[100],"approach":[101,109],"QAMA":[105],"design.":[107],"employs":[110],"binary":[112],"classification":[113],"identify":[116],"under":[119],"given":[120],"user":[121],"signal-to-noise":[122],"ratios":[123],"(SNRs),":[124],"followed":[125],"by":[126],"regression":[128],"predict":[131],"distances.":[134],"Numerical":[135],"results":[136],"demonstrate":[137],"DNN-based":[140],"method":[141],"significantly":[142],"reduces":[143],"computational":[144],"complexity":[145],"while":[146],"maintaining":[147],"performance":[148],"comparable":[149],"search.":[152]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
