{"id":"https://openalex.org/W3212377688","doi":"https://doi.org/10.1109/lwc.2021.3126871","title":"Multi-Block UAMP-Based Detection for OTFS With Rectangular Waveform","display_name":"Multi-Block UAMP-Based Detection for OTFS With Rectangular Waveform","publication_year":2021,"publication_date":"2021-11-10","ids":{"openalex":"https://openalex.org/W3212377688","doi":"https://doi.org/10.1109/lwc.2021.3126871","mag":"3212377688"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2021.3126871","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3126871","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Wireless Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://figshare.com/articles/journal_contribution/Multi-Block_UAMP-Based_Detection_for_OTFS_with_Rectangular_Waveform/27805584","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071525239","display_name":"Fei Liu","orcid":"https://orcid.org/0000-0003-3156-4821"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fei Liu","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-3156-4821","affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040292166","display_name":"Zhengdao Yuan","orcid":"https://orcid.org/0000-0002-8715-0284"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]},{"id":"https://openalex.org/I8679417","display_name":"Hong Kong Metropolitan University","ror":"https://ror.org/0349bsm71","country_code":"HK","type":"education","lineage":["https://openalex.org/I8679417"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Zhengdao Yuan","raw_affiliation_strings":["Artificial Intelligence Technology Engineering Research Center, Open University of Henan, Zhengzhou, China","School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Artificial Intelligence Technology Engineering Research Center, Open University of Henan, Zhengzhou, China","institution_ids":["https://openalex.org/I8679417"]},{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047844850","display_name":"Qinghua Guo","orcid":"https://orcid.org/0000-0002-5180-7854"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Qinghua Guo","raw_affiliation_strings":["School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia"],"raw_orcid":"https://orcid.org/0000-0002-5180-7854","affiliations":[{"raw_affiliation_string":"School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101786466","display_name":"Zhongyong Wang","orcid":"https://orcid.org/0000-0002-9217-6200"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhongyong Wang","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-9217-6200","affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042096663","display_name":"Peng Sun","orcid":"https://orcid.org/0000-0001-6431-3119"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peng Sun","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-6431-3119","affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2045,"currency":"USD","value_usd":2045},"apc_paid":null,"fwci":1.4633,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.81293767,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"11","issue":"2","first_page":"323","last_page":"327"},"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/T10232","display_name":"Optical Network Technologies","score":0.9868999719619751,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9790999889373779,"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/computer-science","display_name":"Computer science","score":0.6261351108551025},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.5775676965713501},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5698100924491882},{"id":"https://openalex.org/keywords/cyclic-prefix","display_name":"Cyclic prefix","score":0.5145551562309265},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.4902830421924591},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.4717101752758026},{"id":"https://openalex.org/keywords/circulant-matrix","display_name":"Circulant matrix","score":0.4379357099533081},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.43407589197158813},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4188833236694336},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3369290828704834},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3263609707355499},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18742677569389343},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.0980667769908905}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6261351108551025},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.5775676965713501},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5698100924491882},{"id":"https://openalex.org/C2778775284","wikidata":"https://www.wikidata.org/wiki/Q5198224","display_name":"Cyclic prefix","level":4,"score":0.5145551562309265},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.4902830421924591},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.4717101752758026},{"id":"https://openalex.org/C115973184","wikidata":"https://www.wikidata.org/wiki/Q245457","display_name":"Circulant matrix","level":2,"score":0.4379357099533081},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.43407589197158813},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4188833236694336},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3369290828704834},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3263609707355499},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18742677569389343},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0980667769908905},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/lwc.2021.3126871","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3126871","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Wireless Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:ro.uow.edu.au:test2021-5180","is_oa":false,"landing_page_url":"https://ro.uow.edu.au/test2021/4171","pdf_url":null,"source":{"id":"https://openalex.org/S4306400510","display_name":"Research Online (University of Wollongong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I204824540","host_organization_name":"University of Wollongong","host_organization_lineage":["https://openalex.org/I204824540"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Test Series for Scopus Harvesting 2021","raw_type":"text"},{"id":"pmh:oai:figshare.com:article/27805584","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Multi-Block_UAMP-Based_Detection_for_OTFS_with_Rectangular_Waveform/27805584","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/27805584","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/Multi-Block_UAMP-Based_Detection_for_OTFS_with_Rectangular_Waveform/27805584","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4799385007","display_name":null,"funder_award_id":"61901417","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6949000609","display_name":null,"funder_award_id":"U1804152","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1648445109","https://openalex.org/W1975660262","https://openalex.org/W2091990110","https://openalex.org/W2117756735","https://openalex.org/W2612254130","https://openalex.org/W2899406779","https://openalex.org/W2908111164","https://openalex.org/W2962951066","https://openalex.org/W2990723501","https://openalex.org/W3022137255","https://openalex.org/W3031056847","https://openalex.org/W3099350037","https://openalex.org/W3112162188","https://openalex.org/W3132642262","https://openalex.org/W3169454332","https://openalex.org/W3189209457","https://openalex.org/W3200668305","https://openalex.org/W3203940756","https://openalex.org/W6637759562","https://openalex.org/W6748268494"],"related_works":["https://openalex.org/W2163986192","https://openalex.org/W2169555090","https://openalex.org/W2143281946","https://openalex.org/W2564136926","https://openalex.org/W2109072943","https://openalex.org/W2355672245","https://openalex.org/W2009705587","https://openalex.org/W2124096513","https://openalex.org/W2792561661","https://openalex.org/W1569011150"],"abstract_inverted_index":{"As":[0],"a":[1,107,118,126],"promising":[2,161],"modulation":[3],"scheme":[4],"for":[5],"high":[6],"mobility":[7],"wireless":[8],"communications,":[9],"orthogonal":[10],"time":[11,104],"frequency":[12],"space":[13],"(OTFS)":[14],"has":[15],"received":[16],"tremendous":[17],"attention.":[18],"In":[19,65,93],"the":[20,31,37,43,48,56,59,66,83,98,103,115,123,133,143,151],"case":[21,49],"of":[22,42,50,109,154],"bi-orthogonal":[23],"waveforms,":[24,53],"OTFS":[25,84],"allows":[26],"highly":[27],"efficient":[28],"detection":[29],"in":[30,47,102],"delay-Doppler":[32],"(DD)":[33],"domain":[34,105],"by":[35],"exploiting":[36],"(circulant":[38],"or":[39,75,156],"sparsity)":[40],"structures":[41,61],"channel":[44,100],"matrix.":[45],"However,":[46],"more":[51],"practical":[52],"such":[54],"as":[55],"rectangular":[57],"waveform,":[58],"special":[60],"do":[62],"not":[63,149],"exist.":[64],"literature,":[67],"to":[68,82,90,141],"achieve":[69],"low":[70],"complexity":[71],"detection,":[72],"null":[73,157],"symbols":[74],"cyclic":[76],"prefixes":[77],"(CPs)":[78],"are":[79],"frequently":[80],"inserted":[81],"signal":[85],"block,":[86],"which,":[87],"however,":[88],"leads":[89],"significant":[91],"overhead.":[92],"this":[94],"work,":[95],"we":[96],"partition":[97],"large":[99],"matrix":[101],"into":[106],"number":[108],"small":[110],"sub-matrices":[111],"(blocks),":[112],"and":[113],"represent":[114],"system":[116],"with":[117],"factor":[119],"graph.":[120],"Based":[121],"on":[122],"graph":[124],"representation,":[125],"message":[127,136],"passing":[128,137],"receiver":[129,147],"is":[130,139],"developed,":[131],"where":[132],"unitary":[134],"approximate":[135],"(UAMP)":[138],"used":[140],"handle":[142],"blocks.":[144],"The":[145],"proposed":[146],"does":[148],"require":[150],"frequent":[152],"use":[153],"CPs":[155],"symbols,":[158],"while":[159],"delivering":[160],"performance.":[162]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":5}],"updated_date":"2026-08-28T12:50:07.497085","created_date":"2025-10-10T00:00:00"}
