{"id":"https://openalex.org/W4380763536","doi":"https://doi.org/10.1109/lcomm.2023.3286413","title":"OTFS Waveform Based on 3-D Signal Constellation for Time-Variant Channels","display_name":"OTFS Waveform Based on 3-D Signal Constellation for Time-Variant Channels","publication_year":2023,"publication_date":"2023-06-15","ids":{"openalex":"https://openalex.org/W4380763536","doi":"https://doi.org/10.1109/lcomm.2023.3286413"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2023.3286413","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2023.3286413","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 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":"https://openalex.org/A5100384523","display_name":"Yuhua Chen","orcid":"https://orcid.org/0009-0005-6009-1287"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuhua Chen","raw_affiliation_strings":["School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070632044","display_name":"Lei Zhao","orcid":"https://orcid.org/0000-0002-0732-648X"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Zhao","raw_affiliation_strings":["School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064657549","display_name":"Yuan Jiang","orcid":"https://orcid.org/0000-0003-4307-0562"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Jiang","raw_affiliation_strings":["School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Communication Engineering, Sun Yat-sen University, Shenzhen, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102880167","display_name":"Weidan Li","orcid":null},"institutions":[{"id":"https://openalex.org/I4210130954","display_name":"China Institute Of Communications","ror":"https://ror.org/0395ve714","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210130954"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weidan Li","raw_affiliation_strings":["GuangDong Communications and Networks Institute, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"GuangDong Communications and Networks Institute, Guangzhou, China","institution_ids":["https://openalex.org/I4210130954"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075117722","display_name":"Huadong Gao","orcid":"https://orcid.org/0000-0002-3293-8226"},"institutions":[{"id":"https://openalex.org/I4210130954","display_name":"China Institute Of Communications","ror":"https://ror.org/0395ve714","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210130954"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huadong Gao","raw_affiliation_strings":["GuangDong Communications and Networks Institute, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"GuangDong Communications and Networks Institute, Guangzhou, China","institution_ids":["https://openalex.org/I4210130954"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052071368","display_name":"Changyuan Liu","orcid":"https://orcid.org/0000-0002-9984-7740"},"institutions":[{"id":"https://openalex.org/I4210130954","display_name":"China Institute Of Communications","ror":"https://ror.org/0395ve714","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210130954"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changyuan Liu","raw_affiliation_strings":["GuangDong Communications and Networks Institute, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"GuangDong Communications and Networks Institute, Guangzhou, China","institution_ids":["https://openalex.org/I4210130954"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100384523"],"corresponding_institution_ids":["https://openalex.org/I157773358"],"apc_list":null,"apc_paid":null,"fwci":1.6944,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.84129994,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"27","issue":"8","first_page":"1999","last_page":"2003"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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":1.0,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9736999869346619,"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":0.8180207014083862},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.6425684690475464},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5860387086868286},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5490291118621826},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5329725742340088},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.5204563140869141},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47440075874328613},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.47433868050575256},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4664211869239807},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25412341952323914},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1843339204788208},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.0963258147239685},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.07237839698791504},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07088327407836914}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8180207014083862},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.6425684690475464},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5860387086868286},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5490291118621826},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5329725742340088},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.5204563140869141},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47440075874328613},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.47433868050575256},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4664211869239807},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25412341952323914},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1843339204788208},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0963258147239685},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.07237839698791504},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07088327407836914}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2023.3286413","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2023.3286413","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1596939795","https://openalex.org/W2132529483","https://openalex.org/W2137900308","https://openalex.org/W2165723962","https://openalex.org/W2612254130","https://openalex.org/W2784111185","https://openalex.org/W2899406779","https://openalex.org/W2908111164","https://openalex.org/W2962951066","https://openalex.org/W3038878505","https://openalex.org/W3121414045","https://openalex.org/W3204344509","https://openalex.org/W4293231848","https://openalex.org/W4312285158"],"related_works":["https://openalex.org/W1974895211","https://openalex.org/W2792339401","https://openalex.org/W2176409448","https://openalex.org/W2129841057","https://openalex.org/W2530747331","https://openalex.org/W1823550417","https://openalex.org/W2147186021","https://openalex.org/W4200390541","https://openalex.org/W4321843682","https://openalex.org/W2151541251"],"abstract_inverted_index":{"Orthogonal":[0],"time":[1],"frequency":[2,27],"space":[3],"(OTFS)":[4],"is":[5,140],"a":[6],"new":[7],"waveform":[8],"modulated":[9],"in":[10,31,95,104,131],"the":[11,21,39,44,52,62,67,76,86,91,109,116,126,137],"delay-Doppler":[12],"domain":[13],"that":[14,85,136],"can":[15],"achieve":[16],"better":[17,141],"communication":[18,145],"performance":[19,99,123],"than":[20],"conventional":[22,45,92],"waveform,":[23],"such":[24,107],"as":[25,108],"orthogonal":[26],"division":[28],"multiplexing":[29],"(OFDM),":[30],"high-mobility":[32,144],"scenarios.":[33,146],"In":[34],"this":[35],"letter,":[36],"we":[37],"introduce":[38],"three-dimensional":[40],"(3-D)":[41],"mapper":[42],"into":[43],"OTFS":[46,93],"modulation":[47,59,102],"scheme":[48],"to":[49],"further":[50],"reduce":[51],"bit":[53],"error":[54],"rate":[55],"(BER)":[56],"at":[57],"higher":[58,101],"orders.":[60],"Moreover,":[61],"minimum":[63],"Euclidean":[64],"distance":[65],"of":[66,75,97],"3-D":[68],"signal":[69],"constellations":[70],"and":[71,115,129],"detector":[72],"complexity":[73],"analysis":[74],"proposed":[77,87,127,138],"3D-OTFS":[78,88,128,139],"are":[79],"presented.":[80],"The":[81],"simulation":[82],"results":[83],"demonstrate":[84],"system":[89,94],"outperforms":[90],"terms":[96],"BER":[98],"for":[100,143],"orders":[103],"time-variant":[105,133],"channels,":[106],"Extended":[110,117],"Vehicular":[111],"A":[112,119],"(EVA)":[113],"channel":[114],"Pedestrian":[118],"(EPA)":[120],"channel.":[121],"Furthermore,":[122],"comparisons":[124],"between":[125],"3D-OFDM":[130],"different":[132],"channels":[134],"show":[135],"suited":[142]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
