{"id":"https://openalex.org/W4286569377","doi":"https://doi.org/10.1109/sam53842.2022.9827779","title":"Sparse Channel Estimation for IRS-Aided Systems Exploiting 2-D Sparse Arrays","display_name":"Sparse Channel Estimation for IRS-Aided Systems Exploiting 2-D Sparse Arrays","publication_year":2022,"publication_date":"2022-06-20","ids":{"openalex":"https://openalex.org/W4286569377","doi":"https://doi.org/10.1109/sam53842.2022.9827779"},"language":"en","primary_location":{"id":"doi:10.1109/sam53842.2022.9827779","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sam53842.2022.9827779","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 12th Sensor Array and Multichannel Signal Processing Workshop (SAM)","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/A5038795871","display_name":"Mirza Asif Haider","orcid":null},"institutions":[{"id":"https://openalex.org/I84392919","display_name":"Temple University","ror":"https://ror.org/00kx1jb78","country_code":"US","type":"education","lineage":["https://openalex.org/I84392919"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mirza Asif Haider","raw_affiliation_strings":["Temple University,Department of Electrical and Computer Engineering,Philadelphia,PA,USA,19122"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Temple University,Department of Electrical and Computer Engineering,Philadelphia,PA,USA,19122","institution_ids":["https://openalex.org/I84392919"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057972604","display_name":"Md. Waqeeb T. S. Chowdhury","orcid":"https://orcid.org/0009-0003-6092-8257"},"institutions":[{"id":"https://openalex.org/I84392919","display_name":"Temple University","ror":"https://ror.org/00kx1jb78","country_code":"US","type":"education","lineage":["https://openalex.org/I84392919"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Md. Waqeeb T. S. Chowdhury","raw_affiliation_strings":["Temple University,Department of Electrical and Computer Engineering,Philadelphia,PA,USA,19122"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Temple University,Department of Electrical and Computer Engineering,Philadelphia,PA,USA,19122","institution_ids":["https://openalex.org/I84392919"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074195801","display_name":"Yimin D. Zhang","orcid":"https://orcid.org/0000-0002-4625-209X"},"institutions":[{"id":"https://openalex.org/I84392919","display_name":"Temple University","ror":"https://ror.org/00kx1jb78","country_code":"US","type":"education","lineage":["https://openalex.org/I84392919"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yimin D. Zhang","raw_affiliation_strings":["Temple University,Department of Electrical and Computer Engineering,Philadelphia,PA,USA,19122"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Temple University,Department of Electrical and Computer Engineering,Philadelphia,PA,USA,19122","institution_ids":["https://openalex.org/I84392919"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0156,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.74678695,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"31","last_page":"35"},"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.993399977684021,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":0.9918000102043152,"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/overhead","display_name":"Overhead (engineering)","score":0.769383430480957},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.714814305305481},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6575459241867065},{"id":"https://openalex.org/keywords/sparse-array","display_name":"Sparse array","score":0.5979238748550415},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5920088887214661},{"id":"https://openalex.org/keywords/power-consumption","display_name":"Power consumption","score":0.49736717343330383},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.46048057079315186},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4466818571090698},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.3894478976726532},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.36458224058151245},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3356797993183136},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2069929838180542},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15047714114189148}],"concepts":[{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.769383430480957},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.714814305305481},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6575459241867065},{"id":"https://openalex.org/C145177509","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse array","level":2,"score":0.5979238748550415},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5920088887214661},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.49736717343330383},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.46048057079315186},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4466818571090698},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3894478976726532},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36458224058151245},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3356797993183136},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2069929838180542},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15047714114189148},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sam53842.2022.9827779","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sam53842.2022.9827779","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 12th Sensor Array and Multichannel Signal Processing Workshop (SAM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8700000047683716,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W2111953900","https://openalex.org/W2129766733","https://openalex.org/W2893104611","https://openalex.org/W2913318911","https://openalex.org/W2950077417","https://openalex.org/W3035311577","https://openalex.org/W3036185781","https://openalex.org/W3036973706","https://openalex.org/W3039402952","https://openalex.org/W3046026311","https://openalex.org/W3123261042","https://openalex.org/W3129486236","https://openalex.org/W3129922062","https://openalex.org/W3133878048","https://openalex.org/W3134059753","https://openalex.org/W3135614874","https://openalex.org/W3154003282","https://openalex.org/W3160568401","https://openalex.org/W3189500270","https://openalex.org/W4214854750","https://openalex.org/W4224287632","https://openalex.org/W6769922080","https://openalex.org/W6781628429","https://openalex.org/W6810526983"],"related_works":["https://openalex.org/W2996175757","https://openalex.org/W3132125391","https://openalex.org/W3214276595","https://openalex.org/W4320029311","https://openalex.org/W4229439178","https://openalex.org/W2533910686","https://openalex.org/W4286569436","https://openalex.org/W3154003282","https://openalex.org/W3161394899","https://openalex.org/W4286569377"],"abstract_inverted_index":{"Intelligent":[0],"reflecting":[1,101],"surface":[2],"(IRS)":[3],"is":[4,85,92,136],"a":[5,22,28,113],"promising":[6],"next-generation":[7],"technology":[8],"for":[9],"increasing":[10],"channel":[11,54],"capacity":[12],"and":[13,49,52,59,91,116],"reducing":[14],"power":[15],"consumption.":[16],"In":[17],"this":[18],"paper,":[19],"we":[20],"present":[21],"novel":[23],"IRS":[24,100],"configuration":[25],"consisting":[26],"of":[27,31,78,80,99,127,132],"small":[29],"number":[30,77,98,126],"active":[32,128],"elements":[33],"in":[34,87],"an":[35,75],"optimized":[36],"L-shaped":[37,119],"sparse":[38,105],"array":[39,106,121],"to":[40,68,96],"separately":[41],"estimate":[42],"the":[43,46,50,53,60,88,97,118,124,133],"channels":[44],"between":[45,55],"base":[47],"station":[48],"IRS,":[51],"multiple":[56,110],"user":[57],"equipment":[58],"IRS.":[61],"Structured":[62],"matrix":[63],"completion":[64],"techniques":[65],"are":[66],"used":[67],"attain":[69],"superior":[70],"direction-of-arrival":[71],"estimation":[72],"performance":[73],"with":[74,112],"increased":[76],"degrees":[79],"freedom.":[81],"The":[82,103,130],"training":[83],"overhead":[84],"minimized":[86],"proposed":[89,104,134],"system":[90],"not":[93],"directly":[94],"related":[95],"elements.":[102,129],"strategy":[107,135],"simultaneously":[108],"resolves":[109],"sources":[111],"high":[114],"accuracy":[115],"outperforms":[117],"uniform":[120],"counterpart":[122],"using":[123,138],"same":[125],"effectiveness":[131],"confirmed":[137],"simulation":[139],"results.":[140]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}