{"id":"https://openalex.org/W2957767832","doi":"https://doi.org/10.1109/access.2019.2928049","title":"Deep Learning for CSI Feedback Based on Superimposed Coding","display_name":"Deep Learning for CSI Feedback Based on Superimposed Coding","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2957767832","doi":"https://doi.org/10.1109/access.2019.2928049","mag":"2957767832"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2928049","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2928049","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08759004.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08759004.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069520003","display_name":"Chaojin Qing","orcid":"https://orcid.org/0000-0002-8089-3181"},"institutions":[{"id":"https://openalex.org/I102345215","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26","country_code":"CN","type":"education","lineage":["https://openalex.org/I102345215"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chaojin Qing","raw_affiliation_strings":["School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-8089-3181","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China","institution_ids":["https://openalex.org/I102345215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100636116","display_name":"Bin Cai","orcid":"https://orcid.org/0000-0002-9893-5052"},"institutions":[{"id":"https://openalex.org/I102345215","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26","country_code":"CN","type":"education","lineage":["https://openalex.org/I102345215"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Cai","raw_affiliation_strings":["School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China","institution_ids":["https://openalex.org/I102345215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103193840","display_name":"Qingyao Yang","orcid":"https://orcid.org/0000-0003-4843-3377"},"institutions":[{"id":"https://openalex.org/I102345215","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26","country_code":"CN","type":"education","lineage":["https://openalex.org/I102345215"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingyao Yang","raw_affiliation_strings":["School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Electronic Information, Xihua University, Chengdu, China","institution_ids":["https://openalex.org/I102345215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056700552","display_name":"Jiafan Wang","orcid":"https://orcid.org/0000-0002-2955-1469"},"institutions":[{"id":"https://openalex.org/I4210088951","display_name":"Synopsys (United States)","ror":"https://ror.org/013by2m91","country_code":"US","type":"company","lineage":["https://openalex.org/I4210088951"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jiafan Wang","raw_affiliation_strings":["Synopsys Inc., Hillsboro, OR, USA"],"raw_orcid":"https://orcid.org/0000-0002-2955-1469","affiliations":[{"raw_affiliation_string":"Synopsys Inc., Hillsboro, OR, USA","institution_ids":["https://openalex.org/I4210088951"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101912486","display_name":"Chuan Huang","orcid":"https://orcid.org/0000-0001-5965-0823"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chuan Huang","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-5965-0823","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":5.3652,"has_fulltext":true,"cited_by_count":57,"citation_normalized_percentile":{"value":0.96474674,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"7","issue":null,"first_page":"93723","last_page":"93733"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12131","display_name":"Wireless Signal Modulation Classification","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12131","display_name":"Wireless Signal Modulation Classification","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9991999864578247,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9980999827384949,"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/telecommunications-link","display_name":"Telecommunications link","score":0.8686913251876831},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8031140565872192},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6266522407531738},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5988903045654297},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5964322090148926},{"id":"https://openalex.org/keywords/subnet","display_name":"Subnet","score":0.4835938811302185},{"id":"https://openalex.org/keywords/user-equipment","display_name":"User equipment","score":0.4180854260921478},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.35042423009872437},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3166384994983673},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.3084621727466583},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.27247822284698486},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20830270648002625}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8686913251876831},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8031140565872192},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6266522407531738},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5988903045654297},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5964322090148926},{"id":"https://openalex.org/C21099817","wikidata":"https://www.wikidata.org/wiki/Q7631721","display_name":"Subnet","level":2,"score":0.4835938811302185},{"id":"https://openalex.org/C2781327853","wikidata":"https://www.wikidata.org/wiki/Q3552547","display_name":"User equipment","level":3,"score":0.4180854260921478},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.35042423009872437},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3166384994983673},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3084621727466583},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.27247822284698486},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20830270648002625}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2928049","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2928049","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08759004.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:feb10c7d86784aa5ba4a080bf4b9dc1c","is_oa":true,"landing_page_url":"https://doaj.org/article/feb10c7d86784aa5ba4a080bf4b9dc1c","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 93723-93733 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2928049","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2928049","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08759004.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G122175111","display_name":null,"funder_award_id":"Z1120941","funder_id":"https://openalex.org/F4320324858","funder_display_name":"Xihua University"},{"id":"https://openalex.org/G4558123970","display_name":null,"funder_award_id":"15ZA0134","funder_id":"https://openalex.org/F4320322970","funder_display_name":"Education Department of Sichuan Province"},{"id":"https://openalex.org/G45713809","display_name":null,"funder_award_id":"61501093","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"},{"id":"https://openalex.org/F4320322970","display_name":"Education Department of Sichuan Province","ror":"https://ror.org/05s1c4z27"},{"id":"https://openalex.org/F4320324858","display_name":"Xihua University","ror":"https://ror.org/04gwtvf26"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2957767832.pdf","grobid_xml":"https://content.openalex.org/works/W2957767832.grobid-xml"},"referenced_works_count":53,"referenced_works":["https://openalex.org/W1522301498","https://openalex.org/W1533861849","https://openalex.org/W1836465849","https://openalex.org/W1938636034","https://openalex.org/W2023719693","https://openalex.org/W2099721949","https://openalex.org/W2109711397","https://openalex.org/W2111917993","https://openalex.org/W2120549790","https://openalex.org/W2734408173","https://openalex.org/W2767434619","https://openalex.org/W2794388735","https://openalex.org/W2800473611","https://openalex.org/W2804075771","https://openalex.org/W2805984030","https://openalex.org/W2808769300","https://openalex.org/W2886124254","https://openalex.org/W2886374543","https://openalex.org/W2889153869","https://openalex.org/W2897042325","https://openalex.org/W2901240584","https://openalex.org/W2908955555","https://openalex.org/W2909191390","https://openalex.org/W2911910187","https://openalex.org/W2913340405","https://openalex.org/W2916238263","https://openalex.org/W2925924375","https://openalex.org/W2950673314","https://openalex.org/W2963145597","https://openalex.org/W2963190722","https://openalex.org/W2963374765","https://openalex.org/W2963452556","https://openalex.org/W2963630392","https://openalex.org/W2963916998","https://openalex.org/W4289115880","https://openalex.org/W4297801963","https://openalex.org/W4298392601","https://openalex.org/W4320930577","https://openalex.org/W6631190155","https://openalex.org/W6631943919","https://openalex.org/W6638667902","https://openalex.org/W6638670064","https://openalex.org/W6745995898","https://openalex.org/W6746023985","https://openalex.org/W6753547810","https://openalex.org/W6754005058","https://openalex.org/W6754393108","https://openalex.org/W6756625158","https://openalex.org/W6757408425","https://openalex.org/W6758391372","https://openalex.org/W6758417431","https://openalex.org/W6760625221","https://openalex.org/W7036835920"],"related_works":["https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W3006920049","https://openalex.org/W4223416141","https://openalex.org/W2546639359","https://openalex.org/W1922070205","https://openalex.org/W2957675536","https://openalex.org/W3215829489","https://openalex.org/W2106711889","https://openalex.org/W4226210192"],"abstract_inverted_index":{"Massive":[0],"multiple-input":[1],"multiple-output":[2],"(MIMO)":[3],"with":[4,180,207],"frequency":[5],"division":[6],"duplex":[7],"(FDD)":[8],"mode":[9],"is":[10,34,113,134,167],"a":[11,128,161,164,190],"promising":[12],"approach":[13,166],"to":[14,58,83,94,138,169],"increasing":[15],"system":[16],"capacity":[17],"and":[18,101,115,143,174,195,215],"link":[19],"robustness":[20],"for":[21,105,160],"the":[22,35,85,110,125,140,150,171,176,202],"fifth":[23],"generation":[24],"(5G)":[25],"wireless":[26],"cellular":[27],"systems.":[28,69],"The":[29],"premise":[30],"of":[31,61,87,149,204],"these":[32],"advantages":[33],"accurate":[36],"downlink":[37,111,141,205],"channel":[38],"state":[39],"information":[40],"(CSI)":[41],"fed":[42],"back":[43],"from":[44],"user":[45,120],"equipment.":[46],"However,":[47],"conventional":[48],"feedback":[49,55,75],"methods":[50],"have":[51],"difficulties":[52],"in":[53,66,108,189],"reducing":[54],"overhead":[56],"due":[57],"significant":[59],"amount":[60],"base":[62],"station":[63],"(BS)":[64],"antennas":[65],"massive":[67],"MIMO":[68],"Recently,":[70],"deep":[71],"learning":[72],"(DL)-based":[73],"CSI":[74,106,112,142,183,206],"conquers":[76],"many":[77],"difficulties,":[78],"yet":[79],"still":[80],"shows":[81],"insufficiency":[82],"decrease":[84],"occupation":[86],"uplink":[88,119],"bandwidth":[89],"resources.":[90],"In":[91,158],"this":[92,96],"paper,":[93],"solve":[95],"issue,":[97],"we":[98],"combine":[99],"DL":[100],"superimposed":[102,117],"coding":[103],"(SC)":[104],"feedback,":[107],"which":[109],"spread":[114],"then":[116],"on":[118],"data":[121],"sequences":[122],"(UL-US)":[123],"toward":[124],"BS.":[126],"Then,":[127],"multi-task":[129,186],"neural":[130],"network":[131,162],"(NN)":[132],"architecture":[133],"proposed":[135],"at":[136],"BS":[137],"recover":[139],"UL-US":[144,211],"by":[145],"unfolding":[146],"two":[147],"iterations":[148],"minimum":[151],"mean-squared":[152],"error":[153],"(MMSE)":[154],"criterion-based":[155],"interference":[156],"reduction.":[157],"addition,":[159],"training,":[163],"subnet-by-subnet":[165],"exploited":[168],"facilitate":[170],"parameter":[172],"tuning":[173],"expedite":[175],"convergence":[177],"rate.":[178],"Compared":[179],"standalone":[181],"SC-based":[182],"scheme,":[184],"our":[185],"NN,":[187],"trained":[188],"specific":[191],"signal-to-noise":[192],"ratio":[193],"(SNR)":[194],"power":[196],"proportional":[197],"coefficient":[198],"(PPC),":[199],"consistently":[200],"improves":[201],"estimation":[203],"similar":[208],"or":[209],"better":[210],"detection":[212],"under":[213],"SNR":[214],"PPC":[216],"varying.":[217]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":14},{"year":2020,"cited_by_count":11},{"year":2019,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
