{"id":"https://openalex.org/W4412836718","doi":"https://doi.org/10.1109/tsp.2025.3593414","title":"Downlink MIMO Channel Estimation From Bits: Recoverability and Algorithm","display_name":"Downlink MIMO Channel Estimation From Bits: Recoverability and Algorithm","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4412836718","doi":"https://doi.org/10.1109/tsp.2025.3593414"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2025.3593414","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2025.3593414","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Transactions on Signal Processing","raw_type":"journal-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/A5015305707","display_name":"Rajesh Shrestha","orcid":null},"institutions":[{"id":"https://openalex.org/I131249849","display_name":"Oregon State University","ror":"https://ror.org/00ysfqy60","country_code":"US","type":"education","lineage":["https://openalex.org/I131249849"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Rajesh Shrestha","raw_affiliation_strings":["School of EECS, Oregon State University, Corvallis, OR, USA","School of EECS at, Oregon State University, Corvallis, OR, USA"],"affiliations":[{"raw_affiliation_string":"School of EECS, Oregon State University, Corvallis, OR, USA","institution_ids":["https://openalex.org/I131249849"]},{"raw_affiliation_string":"School of EECS at, Oregon State University, Corvallis, OR, USA","institution_ids":["https://openalex.org/I131249849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025217534","display_name":"Mingjie Shao","orcid":"https://orcid.org/0000-0003-0659-5765"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]},{"id":"https://openalex.org/I4210120485","display_name":"Academy of Mathematics and Systems Science","ror":"https://ror.org/02jkmyk67","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210120485"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingjie Shao","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China","Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Bejing, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]},{"raw_affiliation_string":"Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Bejing, China","institution_ids":["https://openalex.org/I4210120485"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100633783","display_name":"Mingyi Hong","orcid":"https://orcid.org/0000-0003-1263-9365"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mingyi Hong","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Minnesota, Minneapolis, MN, USA","Department of ECE at, University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"Department of ECE at, University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016986549","display_name":"Wing\u2010Kin Ma","orcid":"https://orcid.org/0000-0001-7314-3537"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wing-Kin Ma","raw_affiliation_strings":["Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","Department of EE, The Chinese University of Hong Kong, Hong Kong, SAR of China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"Department of EE, The Chinese University of Hong Kong, Hong Kong, SAR of China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5115604386","display_name":"Xiao Fu","orcid":"https://orcid.org/0000-0001-5279-9377"},"institutions":[{"id":"https://openalex.org/I131249849","display_name":"Oregon State University","ror":"https://ror.org/00ysfqy60","country_code":"US","type":"education","lineage":["https://openalex.org/I131249849"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiao Fu","raw_affiliation_strings":["School of EECS, Oregon State University, Corvallis, OR, USA","School of EECS at, Oregon State University, Corvallis, OR, USA"],"affiliations":[{"raw_affiliation_string":"School of EECS, Oregon State University, Corvallis, OR, USA","institution_ids":["https://openalex.org/I131249849"]},{"raw_affiliation_string":"School of EECS at, Oregon State University, Corvallis, OR, USA","institution_ids":["https://openalex.org/I131249849"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5015305707"],"corresponding_institution_ids":["https://openalex.org/I131249849"],"apc_list":null,"apc_paid":null,"fwci":1.4982,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.84588476,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":"73","issue":null,"first_page":"3718","last_page":"3733"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9990000128746033,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9990000128746033,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9951000213623047,"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":0.991599977016449,"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/telecommunications-link","display_name":"Telecommunications link","score":0.7280064225196838},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6522695422172546},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6212191581726074},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5811254978179932},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.49880123138427734},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4152156114578247},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3072023391723633},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24798423051834106}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7280064225196838},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6522695422172546},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6212191581726074},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5811254978179932},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.49880123138427734},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4152156114578247},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3072023391723633},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24798423051834106}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tsp.2025.3593414","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2025.3593414","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Transactions on Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1488435683","https://openalex.org/W1938636034","https://openalex.org/W1961240022","https://openalex.org/W1971443733","https://openalex.org/W1982222550","https://openalex.org/W2023535408","https://openalex.org/W2030449718","https://openalex.org/W2036030019","https://openalex.org/W2074120933","https://openalex.org/W2099721949","https://openalex.org/W2103364136","https://openalex.org/W2111953900","https://openalex.org/W2113271807","https://openalex.org/W2117383935","https://openalex.org/W2120549790","https://openalex.org/W2120898255","https://openalex.org/W2132639093","https://openalex.org/W2134503975","https://openalex.org/W2137628444","https://openalex.org/W2154423986","https://openalex.org/W2156893865","https://openalex.org/W2170746474","https://openalex.org/W2195693430","https://openalex.org/W2529969356","https://openalex.org/W2768388424","https://openalex.org/W2780484788","https://openalex.org/W2785853265","https://openalex.org/W2796165036","https://openalex.org/W2800190297","https://openalex.org/W2888966884","https://openalex.org/W2921120155","https://openalex.org/W2962977000","https://openalex.org/W2963186204","https://openalex.org/W2963783167","https://openalex.org/W2964200481","https://openalex.org/W2964322027","https://openalex.org/W2964591477","https://openalex.org/W2965497096","https://openalex.org/W2988817072","https://openalex.org/W2991033093","https://openalex.org/W2999596041","https://openalex.org/W3001361757","https://openalex.org/W3013945510","https://openalex.org/W3159843227","https://openalex.org/W3160979535","https://openalex.org/W4236362309","https://openalex.org/W4249513058","https://openalex.org/W4283717304","https://openalex.org/W4292363360","https://openalex.org/W4323521128","https://openalex.org/W4389160161","https://openalex.org/W4390938914","https://openalex.org/W4391305724"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W4388081250","https://openalex.org/W2909457694","https://openalex.org/W1761601995","https://openalex.org/W2904599916","https://openalex.org/W4321608401","https://openalex.org/W4300468626","https://openalex.org/W3193749313"],"abstract_inverted_index":{"In":[0],"frequency":[1],"division":[2],"duplex":[3],"(FDD)":[4],"massive":[5],"MIMO":[6,80],"systems,":[7],"a":[8,44,51,66,134],"major":[9],"challenge":[10],"lies":[11],"in":[12],"acquiring":[13],"the":[14,21,30,61,74,79,83,104,109,115,147,163],"downlink":[15],"channel":[16,81],"state":[17],"information":[18],"(CSI)":[19],"at":[20,60,73,108],"base":[22],"station":[23],"(BS)":[24],"from":[25],"limited":[26],"feedback":[27,46],"sent":[28],"by":[29],"user":[31],"equipment":[32],"(UE).":[33],"To":[34],"tackle":[35],"this":[36,152],"fundamental":[37],"task,":[38],"our":[39,166],"contribution":[40],"is":[41,48,58,71,89,125,129],"twofold:":[42],"First,":[43],"simple":[45],"framework":[47],"proposed,":[49],"where":[50],"compression":[52,97],"and":[53,64,103],"Gaussian":[54],"dithering-based":[55],"quantization":[56],"strategy":[57],"adopted":[59],"UE":[62,110],"side,":[63],"then":[65],"maximum":[67],"likelihood":[68],"estimator":[69],"(MLE)":[70],"formulated":[72],"BS":[75],"side.":[76,111],"Recoverability":[77],"of":[78,121,149,165],"under":[82],"widely":[84],"used":[85],"double":[86],"directional":[87],"model":[88],"established.":[90],"Specifically,":[91],"analyses":[92],"are":[93,159],"presented":[94],"for":[95],"two":[96],"schemes\u2014showing":[98],"one":[99],"being":[100],"more":[101],"overhead-economical":[102],"other":[105],"computationally":[106],"lighter":[107],"Second,":[112],"to":[113,132,145,161],"realize":[114],"MLE,":[116],"an":[117],"alternating":[118],"direction":[119],"method":[120],"multipliers":[122],"(ADMM)":[123],"algorithm":[124,128],"proposed.":[126],"The":[127],"carefully":[130],"designed":[131],"integrate":[133],"sophisticated":[135],"harmonic":[136],"retrieval":[137],"(HR)":[138],"solver":[139],"as":[140],"subroutine,":[141],"which":[142],"turns":[143],"out":[144],"be":[146],"key":[148],"effectively":[150],"tackling":[151],"hard":[153],"MLE":[154],"problem.":[155],"Extensive":[156],"numerical":[157],"experiments":[158],"conducted":[160],"validate":[162],"efficacy":[164],"approach.":[167]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
