{"id":"https://openalex.org/W3046061034","doi":"https://doi.org/10.1109/icc40277.2020.9149252","title":"Deep Neural Network-based Joint Active User Detection and Channel Estimation for mMTC","display_name":"Deep Neural Network-based Joint Active User Detection and Channel Estimation for mMTC","publication_year":2020,"publication_date":"2020-06-01","ids":{"openalex":"https://openalex.org/W3046061034","doi":"https://doi.org/10.1109/icc40277.2020.9149252","mag":"3046061034"},"language":"en","primary_location":{"id":"doi:10.1109/icc40277.2020.9149252","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc40277.2020.9149252","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2020 - 2020 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-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/A5067564347","display_name":"Yongjun Ahn","orcid":"https://orcid.org/0000-0003-0914-9330"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]},{"id":"https://openalex.org/I4210164379","display_name":"Seoul Media Institute of Technology","ror":"https://ror.org/04ywg4h07","country_code":"KR","type":"education","lineage":["https://openalex.org/I4210164379"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yongjun Ahn","raw_affiliation_strings":["Institute of New Media and Communications and Department of Electrical and Computer Engineering, Seoul National University, Seoul, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications and Department of Electrical and Computer Engineering, Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I4210164379","https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102771085","display_name":"Wonjun Kim","orcid":"https://orcid.org/0000-0002-2439-7802"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]},{"id":"https://openalex.org/I4210164379","display_name":"Seoul Media Institute of Technology","ror":"https://ror.org/04ywg4h07","country_code":"KR","type":"education","lineage":["https://openalex.org/I4210164379"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Wonjun Kim","raw_affiliation_strings":["Institute of New Media and Communications and Department of Electrical and Computer Engineering, Seoul National University, Seoul, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications and Department of Electrical and Computer Engineering, Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I4210164379","https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076075267","display_name":"Byonghyo Shim","orcid":"https://orcid.org/0000-0001-5051-1763"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]},{"id":"https://openalex.org/I4210164379","display_name":"Seoul Media Institute of Technology","ror":"https://ror.org/04ywg4h07","country_code":"KR","type":"education","lineage":["https://openalex.org/I4210164379"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Byonghyo Shim","raw_affiliation_strings":["Institute of New Media and Communications and Department of Electrical and Computer Engineering, Seoul National University, Seoul, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of New Media and Communications and Department of Electrical and Computer Engineering, Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I4210164379","https://openalex.org/I139264467"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9366,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.74857711,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"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"}},"topics":[{"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9987999796867371,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9961000084877014,"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":0.7548387050628662},{"id":"https://openalex.org/keywords/codebook","display_name":"Codebook","score":0.6532396674156189},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6487554311752319},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.4929203987121582},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.44560706615448},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4314742386341095},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.4235174059867859},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4125659763813019},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.38220515847206116},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.3319552540779114},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.24819698929786682},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13773924112319946}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7548387050628662},{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.6532396674156189},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6487554311752319},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.4929203987121582},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.44560706615448},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4314742386341095},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.4235174059867859},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4125659763813019},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.38220515847206116},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3319552540779114},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.24819698929786682},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13773924112319946},{"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/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc40277.2020.9149252","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc40277.2020.9149252","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2020 - 2020 IEEE International Conference on Communications (ICC)","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":18,"referenced_works":["https://openalex.org/W1522301498","https://openalex.org/W1836465849","https://openalex.org/W2042519026","https://openalex.org/W2064675550","https://openalex.org/W2092235212","https://openalex.org/W2124894634","https://openalex.org/W2156374892","https://openalex.org/W2194775991","https://openalex.org/W2259030137","https://openalex.org/W2808769356","https://openalex.org/W2901489689","https://openalex.org/W2949117887","https://openalex.org/W2962959174","https://openalex.org/W2963177968","https://openalex.org/W2964133168","https://openalex.org/W3001915958","https://openalex.org/W6631190155","https://openalex.org/W6638667902"],"related_works":["https://openalex.org/W2293149949","https://openalex.org/W2026099691","https://openalex.org/W4284672201","https://openalex.org/W2377486419","https://openalex.org/W2017956276","https://openalex.org/W2736714427","https://openalex.org/W2950156284","https://openalex.org/W2943202426","https://openalex.org/W2163679795","https://openalex.org/W2115976295"],"abstract_inverted_index":{"As":[0,207],"a":[1,21,107,208],"means":[2],"to":[3,85,156,167,197,203],"support":[4],"the":[5,27,37,49,53,56,65,70,78,87,92,98,118,123,143,147,150,158,163,168,174,179,186,190,194,199,204,210,216,227,231],"access":[6,13,17],"of":[7,23,94,127,170,193,226],"massive":[8],"machine-type":[9],"communication":[10],"devices,":[11],"grant-free":[12,28],"and":[14,90,114,135,189,219,230],"nonorthogonal":[15],"multiple":[16],"(NOMA)":[18],"have":[19],"received":[20,100,164,200],"lot":[22],"attention":[24],"recently.":[25],"In":[26,102,139],"environment,":[29],"each":[30],"device":[31,38],"transmits":[32],"information":[33],"without":[34],"scheduling.":[35],"Hence,":[36],"identification":[39],"process":[40],"called":[41],"active":[42,60,88,171,195,228],"user":[43],"detection":[44,225],"(AUD)":[45],"is":[46,62,83,154],"indispensable":[47],"at":[48],"base":[50,66],"station.":[51],"After":[52,173],"AUD":[54,113,133,175,218],"process,":[55,176],"channel":[57,93,187,233],"estimation":[58,234],"for":[59,117],"devices":[61,89,96,196,229],"performed":[63],"in":[64,77,146],"station":[67],"before":[68],"detecting":[69],"data.":[71],"These":[72],"processes":[73],"are":[74],"challenging":[75],"problems":[76],"NOMA-based":[79],"systems":[80],"since":[81],"it":[82],"difficult":[84],"detect":[86],"estimate":[91],"those":[95],"from":[97],"superimposed":[99],"signal.":[101],"this":[103],"paper,":[104],"we":[105],"propose":[106],"deep":[108],"neural":[109],"network":[110,153],"(DNN)-based":[111],"joint":[112],"CE":[115,137,220],"scheme":[116,125],"practical":[119],"mMTC":[120],"systems.":[121],"Specifically,":[122],"proposed":[124,151],"consists":[126],"long":[128],"short":[129],"term":[130],"memory":[131],"(LSTM)-based":[132],"(L-AUD)":[134],"DNN-based":[136],"(D-CE).":[138],"L-AUD,":[140],"by":[141,177],"feeding":[142],"training":[144],"data":[145],"designed":[148],"network,":[149],"LSTM":[152],"trained":[155,211],"exploit":[157],"extracted":[159],"features":[160,188,192],"when":[161],"mapping":[162],"NOMA":[165,201],"signal":[166,202],"indices":[169],"devices.":[172],"using":[178],"deeply":[180],"stacked":[181],"hidden":[182],"layers,":[183],"D-CE":[184],"extracts":[185],"codebook":[191],"map":[198],"corresponding":[205],"channel.":[206],"result,":[209],"DNN":[212],"can":[213],"jointly":[214],"handle":[215],"whole":[217],"processes,":[221],"achieving":[222],"an":[223],"accurate":[224],"small":[232],"error.":[235]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":6}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
