{"id":"https://openalex.org/W4387870149","doi":"https://doi.org/10.1109/iccworkshops57953.2023.10283752","title":"Low-Complexity Memory AMP Detector for High-Mobility MIMO-OTFS SCMA Systems","display_name":"Low-Complexity Memory AMP Detector for High-Mobility MIMO-OTFS SCMA Systems","publication_year":2023,"publication_date":"2023-05-28","ids":{"openalex":"https://openalex.org/W4387870149","doi":"https://doi.org/10.1109/iccworkshops57953.2023.10283752"},"language":"en","primary_location":{"id":"doi:10.1109/iccworkshops57953.2023.10283752","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccworkshops57953.2023.10283752","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Conference on Communications Workshops (ICC Workshops)","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/A5101940772","display_name":"Yao Ge","orcid":"https://orcid.org/0000-0002-3293-2051"},"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":"Yao Ge","raw_affiliation_strings":["Nanyang Technological University,Continental-NTU Corporate Lab,Singapore","Continental-NTU Corporate Lab, Nanyang Technological University, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,Continental-NTU Corporate Lab,Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Continental-NTU Corporate Lab, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089831302","display_name":"Lei Liu","orcid":"https://orcid.org/0000-0002-0807-2135"},"institutions":[{"id":"https://openalex.org/I177738480","display_name":"Japan Advanced Institute of Science and Technology","ror":"https://ror.org/03frj4r98","country_code":"JP","type":"education","lineage":["https://openalex.org/I177738480"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Lei Liu","raw_affiliation_strings":["School of Information Science, Japan Institute of Science and Technology (JAIST),Nomi,Japan,923-1292"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science, Japan Institute of Science and Technology (JAIST),Nomi,Japan,923-1292","institution_ids":["https://openalex.org/I177738480"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059501073","display_name":"Shunqi Huang","orcid":"https://orcid.org/0000-0001-9551-4079"},"institutions":[{"id":"https://openalex.org/I177738480","display_name":"Japan Advanced Institute of Science and Technology","ror":"https://ror.org/03frj4r98","country_code":"JP","type":"education","lineage":["https://openalex.org/I177738480"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shunqi Huang","raw_affiliation_strings":["School of Information Science, Japan Institute of Science and Technology (JAIST),Nomi,Japan,923-1292"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science, Japan Institute of Science and Technology (JAIST),Nomi,Japan,923-1292","institution_ids":["https://openalex.org/I177738480"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100632189","display_name":"David Gonz\u00e1lez G.","orcid":"https://orcid.org/0000-0003-2090-8481"},"institutions":[{"id":"https://openalex.org/I147869694","display_name":"Continental (Germany)","ror":"https://ror.org/0359s0245","country_code":"DE","type":"company","lineage":["https://openalex.org/I147869694"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"David Gonz\u00e1lez G.","raw_affiliation_strings":["Wireless Communications Technologies Group, Continental AG,Germany","Wireless Communications Technologies Group, Continental AG, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wireless Communications Technologies Group, Continental AG,Germany","institution_ids":["https://openalex.org/I147869694"]},{"raw_affiliation_string":"Wireless Communications Technologies Group, Continental AG, Germany","institution_ids":["https://openalex.org/I147869694"]}]},{"author_position":"middle","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":"Yong Liang Guan","raw_affiliation_strings":["Nanyang Technological University,Continental-NTU Corporate Lab,Singapore","Continental-NTU Corporate Lab, Nanyang Technological University, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nanyang Technological University,Continental-NTU Corporate Lab,Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Continental-NTU Corporate Lab, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085794086","display_name":"Zhi Ding","orcid":"https://orcid.org/0000-0002-2649-2125"},"institutions":[{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhi Ding","raw_affiliation_strings":["University of California at Davis,Department of Electrical and Computer Engineering,Davis,CA,USA,95616"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California at Davis,Department of Electrical and Computer Engineering,Davis,CA,USA,95616","institution_ids":["https://openalex.org/I84218800"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"807","last_page":"812"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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":0.9980999827384949,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7506977319717407},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.7494408488273621},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6930604577064514},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6520873308181763},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.6498095393180847},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5301530957221985},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.4582376480102539},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4500190019607544},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.433468759059906},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40626925230026245},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3503265380859375},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.2331865429878235},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16880261898040771},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15747201442718506},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11943140625953674}],"concepts":[{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7506977319717407},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.7494408488273621},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6930604577064514},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6520873308181763},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.6498095393180847},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5301530957221985},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.4582376480102539},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4500190019607544},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.433468759059906},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40626925230026245},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3503265380859375},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.2331865429878235},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16880261898040771},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15747201442718506},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11943140625953674},{"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/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"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":1,"locations":[{"id":"doi:10.1109/iccworkshops57953.2023.10283752","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccworkshops57953.2023.10283752","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Conference on Communications Workshops (ICC Workshops)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2612254130","https://openalex.org/W2794723495","https://openalex.org/W2962951066","https://openalex.org/W3128173373","https://openalex.org/W3129823344","https://openalex.org/W3192964979","https://openalex.org/W3212726028","https://openalex.org/W4213427015","https://openalex.org/W4285122876","https://openalex.org/W4285210099","https://openalex.org/W4292968041","https://openalex.org/W4292981572","https://openalex.org/W4312050962","https://openalex.org/W4321607990","https://openalex.org/W6842257429"],"related_works":["https://openalex.org/W2059318893","https://openalex.org/W2095582735","https://openalex.org/W1965698851","https://openalex.org/W834942123","https://openalex.org/W2120275292","https://openalex.org/W2070062388","https://openalex.org/W4315777848","https://openalex.org/W1868213250","https://openalex.org/W2142760644","https://openalex.org/W4282958949"],"abstract_inverted_index":{"Efficient":[0],"signal":[1],"detectors":[2],"are":[3,102,115],"rather":[4],"important":[5],"yet":[6,46],"challenging":[7],"to":[8,104,118],"achieve":[9],"satisfactory":[10],"performance":[11,87],"for":[12,27,55,82],"large-scale":[13],"communication":[14],"systems.":[15],"This":[16],"paper":[17],"considers":[18],"a":[19,43],"non-orthogonal":[20],"sparse":[21],"code":[22],"multiple":[23],"access":[24],"(SCMA)":[25],"configuration":[26],"multiple-input":[28],"multiple-output":[29],"(MIMO)":[30],"systems":[31],"with":[32],"recently":[33],"proposed":[34,63],"orthogonal":[35],"time":[36],"frequency":[37],"space":[38],"(OTFS)":[39],"modulation.":[40],"We":[41],"develop":[42],"novel":[44],"low-complexity":[45],"effective":[47],"customized":[48],"Memory":[49,64,110,124],"approx-imate":[50],"message":[51],"passing":[52],"(AMP)":[53],"algorithm":[54],"channel":[56,72],"equalization":[57],"and":[58,74],"multi-user":[59],"detection.":[60],"Specifically,":[61],"the":[62,68,71,86,95,99,106,120,128],"AMP":[65,111,125],"detector":[66,126],"enjoys":[67],"sparsity":[69],"of":[70,122],"matrix":[73],"only":[75],"applies":[76],"matrix-vector":[77],"multiplications":[78],"in":[79,94,109],"each":[80],"iteration":[81],"low-complexity.":[83],"To":[84],"alleviate":[85],"degradation":[88],"caused":[89],"by":[90],"positive":[91],"reinforcement":[92],"problem":[93],"iterative":[96],"process,":[97],"all":[98],"preceding":[100],"messages":[101],"utilized":[103],"guarantee":[105],"orthogonality":[107],"principle":[108],"detector.":[112],"Simulation":[113],"results":[114],"finally":[116],"provided":[117],"illustrate":[119],"superiority":[121],"our":[123],"over":[127],"existing":[129],"solutions.":[130]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":16},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}