{"id":"https://openalex.org/W2952079651","doi":"https://doi.org/10.1109/mocast.2019.8741583","title":"Superimposed Pilots based Estimation of Sparse Multipath massive-MIMO NOMA Channels","display_name":"Superimposed Pilots based Estimation of Sparse Multipath massive-MIMO NOMA Channels","publication_year":2019,"publication_date":"2019-05-01","ids":{"openalex":"https://openalex.org/W2952079651","doi":"https://doi.org/10.1109/mocast.2019.8741583","mag":"2952079651"},"language":"en","primary_location":{"id":"doi:10.1109/mocast.2019.8741583","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mocast.2019.8741583","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 8th International Conference on Modern Circuits and Systems Technologies (MOCAST)","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":null,"display_name":"Imdad Ul Haq","orcid":null},"institutions":[{"id":"https://openalex.org/I16076960","display_name":"COMSATS University Islamabad","ror":"https://ror.org/00nqqvk19","country_code":"PK","type":"education","lineage":["https://openalex.org/I16076960"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Imdad Ul Haq","raw_affiliation_strings":["Department of Electrical & Computer Engineering, COMSATS University Islamabad (CUI), Islamabad, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical & Computer Engineering, COMSATS University Islamabad (CUI), Islamabad, Pakistan","institution_ids":["https://openalex.org/I16076960"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034970020","display_name":"Syed Junaid Nawaz","orcid":"https://orcid.org/0000-0001-5448-2170"},"institutions":[{"id":"https://openalex.org/I16076960","display_name":"COMSATS University Islamabad","ror":"https://ror.org/00nqqvk19","country_code":"PK","type":"education","lineage":["https://openalex.org/I16076960"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Syed Junaid Nawaz","raw_affiliation_strings":["Department of Electrical & Computer Engineering, COMSATS University Islamabad (CUI), Islamabad, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical & Computer Engineering, COMSATS University Islamabad (CUI), Islamabad, Pakistan","institution_ids":["https://openalex.org/I16076960"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087615799","display_name":"Babar Mansoor","orcid":"https://orcid.org/0000-0003-3072-335X"},"institutions":[{"id":"https://openalex.org/I16076960","display_name":"COMSATS University Islamabad","ror":"https://ror.org/00nqqvk19","country_code":"PK","type":"education","lineage":["https://openalex.org/I16076960"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Babar Mansoor","raw_affiliation_strings":["Department of Electrical & Computer Engineering, COMSATS University Islamabad (CUI), Islamabad, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical & Computer Engineering, COMSATS University Islamabad (CUI), Islamabad, Pakistan","institution_ids":["https://openalex.org/I16076960"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005897560","display_name":"Konstantinos B. Baltzis","orcid":null},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Konstantinos B. Baltzis","raw_affiliation_strings":["Department of Physics, Aristotle University of Thessaloniki, Thessaloniki, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Aristotle University of Thessaloniki, Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2422,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.54611246,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7346314787864685},{"id":"https://openalex.org/keywords/noma","display_name":"Noma","score":0.6879844665527344},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6821447610855103},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6697872281074524},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.592694878578186},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5756080150604248},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.5425951480865479},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.5392929315567017},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.512174129486084},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.5046161413192749},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.49218764901161194},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.48474881052970886},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24986079335212708},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21776413917541504},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2008039653301239},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.13346734642982483}],"concepts":[{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7346314787864685},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.6879844665527344},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6821447610855103},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6697872281074524},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.592694878578186},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5756080150604248},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.5425951480865479},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.5392929315567017},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.512174129486084},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.5046161413192749},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.49218764901161194},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.48474881052970886},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24986079335212708},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21776413917541504},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2008039653301239},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.13346734642982483}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mocast.2019.8741583","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mocast.2019.8741583","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 8th International Conference on Modern Circuits and Systems Technologies (MOCAST)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320332999","display_name":"Horizon 2020 Framework Programme","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1958281780","https://openalex.org/W2027563534","https://openalex.org/W2078808135","https://openalex.org/W2141682101","https://openalex.org/W2156334663","https://openalex.org/W2157303785","https://openalex.org/W2179893729","https://openalex.org/W2295921202","https://openalex.org/W2342651886","https://openalex.org/W2529348373","https://openalex.org/W2568384394","https://openalex.org/W2734370120","https://openalex.org/W2765414286","https://openalex.org/W3105798676"],"related_works":["https://openalex.org/W3165611029","https://openalex.org/W3191669748","https://openalex.org/W2510978767","https://openalex.org/W4392158087","https://openalex.org/W2900836405","https://openalex.org/W3039370918","https://openalex.org/W2370038111","https://openalex.org/W2980162015","https://openalex.org/W2769732439","https://openalex.org/W4297882612"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"two":[3],"new":[4],"schemes":[5],"for":[6],"the":[7,13,51,54,71,74,83,116,125,140,144],"estimation":[8,39,131],"of":[9,22,53,82,90,115],"channels":[10],"encountered":[11],"in":[12,20,88,143],"scenarios":[14],"exhibiting":[15],"frequency-selective":[16],"sparse-structured":[17],"channel":[18,130],"response":[19],"uplink":[21],"massive":[23],"Multiple-Input":[24],"Multiple-Output":[25],"(MIMO)":[26],"Non-Orthogonal":[27],"Multiple":[28],"Access":[29],"(NOMA)":[30],"systems.":[31],"A":[32],"spectrally":[33],"efficient":[34],"Superimposed":[35],"Training":[36],"(SiT)":[37],"based":[38],"approach":[40],"is":[41,67,135],"adopted,":[42],"coupled":[43],"with":[44],"Compressive":[45],"Sensing":[46],"(CS)":[47],"techniques":[48,85,118],"to":[49,69],"exploit":[50],"sparsity":[52],"channels.":[55],"Moreover,":[56],"a":[57,121],"Minimum":[58],"Mean":[59,93],"Square":[60,94],"Error-Successive":[61],"Interference":[62],"Cancellation":[63],"(MMSE-SIC)":[64],"equalizer":[65,142],"design":[66],"exploited":[68],"counter":[70],"nonorthogonality":[72],"between":[73],"users.":[75],"The":[76,111],"performance":[77],"evaluation":[78],"and":[79,97],"comparative":[80,113],"analysis":[81,114],"proposed":[84,117],"are":[86],"conducted":[87,112],"terms":[89],"Normalized":[91],"Channel":[92],"Error":[95,99],"(NCMSE)":[96],"Bit":[98],"Rate":[100],"(BER)":[101],"under":[102],"various":[103],"channel,":[104],"noise,":[105],"Training-to-Information":[106],"power":[107],"Ratio":[108],"(TIR)":[109],"conditions.":[110],"has":[119],"demonstrated":[120],"significant":[122],"gain":[123],"over":[124],"baseline":[126],"Least":[127],"Squares":[128],"(LS)":[129],"technique.":[132],"Furthermore,":[133],"it":[134],"established":[136],"that":[137],"MMSE-SIC":[138],"outperforms":[139],"MMSE":[141],"considered":[145],"communication":[146],"scenario.":[147]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
