{"id":"https://openalex.org/W2955784962","doi":"https://doi.org/10.1109/vtcspring.2019.8746420","title":"Low Complexity Detection Algorithms for OTFS under Rapidly Time-Varying Channel","display_name":"Low Complexity Detection Algorithms for OTFS under Rapidly Time-Varying Channel","publication_year":2019,"publication_date":"2019-04-01","ids":{"openalex":"https://openalex.org/W2955784962","doi":"https://doi.org/10.1109/vtcspring.2019.8746420","mag":"2955784962"},"language":"en","primary_location":{"id":"doi:10.1109/vtcspring.2019.8746420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2019.8746420","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 89th Vehicular Technology Conference (VTC2019-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/A5100746152","display_name":"Lingjun Li","orcid":"https://orcid.org/0000-0003-0056-3869"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lingjun Li","raw_affiliation_strings":["School of IST, Southwest Jiaotong University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of IST, Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102822968","display_name":"Yu Liang","orcid":"https://orcid.org/0009-0009-2815-3053"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Liang","raw_affiliation_strings":["School of IST, Southwest Jiaotong University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of IST, Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101880047","display_name":"Pingzhi Fan","orcid":"https://orcid.org/0000-0002-8281-6251"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pingzhi Fan","raw_affiliation_strings":["School of IST, Southwest Jiaotong University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of IST, Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100763983","display_name":"Yong Liang Guan","orcid":"https://orcid.org/0000-0002-9757-630X"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Yongliang Guan","raw_affiliation_strings":["School of Electrical and Electronics Engineering, Nanyang Technological University, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronics Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]}],"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":72,"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/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":0.9937000274658203,"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/T10232","display_name":"Optical Network Technologies","score":0.9922000169754028,"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/algorithm","display_name":"Algorithm","score":0.6939665675163269},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6333045959472656},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.615501880645752},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6045519113540649},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.46721354126930237},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.46059051156044006},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.45790645480155945},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.41916608810424805},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.15289536118507385},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11749497056007385},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.11471843719482422}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6939665675163269},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6333045959472656},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.615501880645752},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6045519113540649},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.46721354126930237},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.46059051156044006},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.45790645480155945},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.41916608810424805},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.15289536118507385},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11749497056007385},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.11471843719482422},{"id":"https://openalex.org/C107038049","wikidata":"https://www.wikidata.org/wiki/Q35986","display_name":"Aesthetics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcspring.2019.8746420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2019.8746420","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring)","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":8,"referenced_works":["https://openalex.org/W2015232638","https://openalex.org/W2106904642","https://openalex.org/W2291608150","https://openalex.org/W2612254130","https://openalex.org/W2962951066","https://openalex.org/W2963961909","https://openalex.org/W2964296776","https://openalex.org/W6737187475"],"related_works":["https://openalex.org/W2371035601","https://openalex.org/W2087980740","https://openalex.org/W2085080199","https://openalex.org/W4361195739","https://openalex.org/W2155053191","https://openalex.org/W2217787264","https://openalex.org/W2982588318","https://openalex.org/W2983700505","https://openalex.org/W2246428313","https://openalex.org/W1427261"],"abstract_inverted_index":{"Orthogonal":[0],"time":[1,24],"frequency":[2],"space":[3],"(OTFS)":[4],"modulation":[5,13],"scheme":[6],"is":[7,46,62,105],"based":[8,64,83],"on":[9,65,84],"a":[10,23,52,66,71],"novel":[11],"2-dimensional":[12],"technique":[14],"designed":[15],"to":[16],"transform":[17],"the":[18,31,89],"time-varying":[19],"multi-path":[20],"channel":[21],"into":[22],"invariant":[25],"Delay-":[26],"Doppler":[27,67],"channel.":[28],"In":[29,49],"general,":[30],"Message":[32,79],"Passing":[33,80],"(MP)":[34],"algorithm":[35,56,82],"works":[36],"well":[37],"for":[38,57],"data":[39,58],"detection":[40,59],"in":[41,60],"OTFS,":[42],"but":[43,98],"its":[44],"complexity":[45,54,91],"quite":[47],"large.":[48],"this":[50],"paper,":[51],"low":[53],"MP":[55],"OTFS":[61],"presented":[63],"compensation":[68],"precoder":[69],"and":[70],"modified":[72],"stopping":[73],"criterion.":[74],"Besides,":[75],"an":[76],"improved":[77],"Approximate":[78],"(AMP)":[81],"covariance":[85],"processing,":[86],"having":[87],"almost":[88],"same":[90],"as":[92,107],"that":[93],"of":[94],"conventional":[95],"AMP":[96],"algorithm,":[97],"exhibiting":[99],"better":[100],"bit":[101],"error":[102],"rate(BER)":[103],"performance":[104],"presented,":[106],"demonstrated":[108],"by":[109],"simulation":[110],"results.":[111]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":12},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":18},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}