{"id":"https://openalex.org/W4399728182","doi":"https://doi.org/10.1109/lwc.2024.3415029","title":"Channel Estimation for Holographic MIMO: Wavenumber-Domain Sparsity-Inspired Approaches","display_name":"Channel Estimation for Holographic MIMO: Wavenumber-Domain Sparsity-Inspired Approaches","publication_year":2024,"publication_date":"2024-06-17","ids":{"openalex":"https://openalex.org/W4399728182","doi":"https://doi.org/10.1109/lwc.2024.3415029"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2024.3415029","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2024.3415029","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","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/A5101121074","display_name":"Yuqing Guo","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuqing Guo","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083670685","display_name":"Yuanbin Chen","orcid":"https://orcid.org/0000-0003-1640-4571"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanbin Chen","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041465972","display_name":"Ying Wang","orcid":"https://orcid.org/0000-0002-4494-6389"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Wang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101121074"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":13.2359,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.98756305,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"13","issue":"8","first_page":"2305","last_page":"2309"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9994000196456909,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9983999729156494,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.998199999332428,"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/holography","display_name":"Holography","score":0.6207684278488159},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5980818271636963},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5922887325286865},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5831131935119629},{"id":"https://openalex.org/keywords/wavenumber","display_name":"Wavenumber","score":0.5155903697013855},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4760605990886688},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.421132355928421},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3850758671760559},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3531813323497772},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.29955923557281494},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2884172201156616},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27079612016677856},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2216809093952179},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.11781394481658936},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.08530804514884949},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08050033450126648}],"concepts":[{"id":"https://openalex.org/C187590223","wikidata":"https://www.wikidata.org/wiki/Q527628","display_name":"Holography","level":2,"score":0.6207684278488159},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5980818271636963},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5922887325286865},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5831131935119629},{"id":"https://openalex.org/C121130766","wikidata":"https://www.wikidata.org/wiki/Q192510","display_name":"Wavenumber","level":2,"score":0.5155903697013855},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4760605990886688},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.421132355928421},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3850758671760559},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3531813323497772},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29955923557281494},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2884172201156616},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27079612016677856},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2216809093952179},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11781394481658936},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.08530804514884949},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08050033450126648}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2024.3415029","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2024.3415029","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6136018016","display_name":null,"funder_award_id":"4222011","funder_id":"https://openalex.org/F4320334977","funder_display_name":"Beijing Municipal Natural Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320334977","display_name":"Beijing Municipal Natural Science Foundation","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W2044762091","https://openalex.org/W2553591559","https://openalex.org/W2750580887","https://openalex.org/W2963467769","https://openalex.org/W3107179866","https://openalex.org/W3148236571","https://openalex.org/W3193181629","https://openalex.org/W3204777656","https://openalex.org/W4315783269","https://openalex.org/W4375928295","https://openalex.org/W4377971282","https://openalex.org/W4386231167","https://openalex.org/W4394828110","https://openalex.org/W4394828118","https://openalex.org/W4394828170","https://openalex.org/W4396754370","https://openalex.org/W4404370733","https://openalex.org/W6850109657"],"related_works":["https://openalex.org/W3148450583","https://openalex.org/W2001088508","https://openalex.org/W1977973012","https://openalex.org/W4238008884","https://openalex.org/W1506249783","https://openalex.org/W4376130101","https://openalex.org/W2332152992","https://openalex.org/W1970871817","https://openalex.org/W1966176320","https://openalex.org/W2599080221"],"abstract_inverted_index":{"This":[0],"letter":[1],"investigates":[2],"the":[3,15,45,54,58,61,93,104,114,126,134],"sparse":[4,62],"channel":[5],"estimation":[6,63],"for":[7],"holographic":[8],"multiple-input":[9],"multiple-output":[10],"(HMIMO)":[11],"systems.":[12],"Given":[13],"that":[14,26,92],"wavenumber-domain":[16,38,82,95,127],"representation":[17],"is":[18,41,67],"based":[19],"on":[20],"a":[21,30,36,70,124],"series":[22,31],"of":[23,32,64,103,106,116,138],"Fourier":[24],"harmonics":[25],"are":[27],"in":[28,48,57,113,132],"essence":[29],"orthogonal":[33,83],"basis":[34,40,97],"functions,":[35],"novel":[37],"sparsifying":[39,96],"designed":[42],"to":[43],"expose":[44],"sparsity":[46,56],"inherent":[47],"HMIMO":[49,65,139],"channels.":[50,140],"Furthermore,":[51],"by":[52,79],"harnessing":[53],"beneficial":[55],"wavenumber":[59],"domain,":[60],"channels":[66],"structured":[68],"as":[69],"compressed":[71],"sensing":[72],"problem,":[73],"which":[74],"can":[75],"be":[76],"efficiently":[77],"solved":[78],"our":[80],"proposed":[81,94],"matching":[84],"pursuit":[85],"(WD-OMP)":[86],"algorithm.":[87],"Finally,":[88],"numerical":[89],"results":[90],"demonstrate":[91],"maintains":[98],"its":[99],"detection":[100],"accuracy":[101],"regardless":[102],"number":[105],"antenna":[107,110,117],"elements":[108],"and":[109],"spacing.":[111],"Additionally,":[112],"case":[115],"spacing":[118],"being":[119],"much":[120],"less":[121],"than":[122],"half":[123],"wavelength,":[125],"approach":[128],"remains":[129],"highly":[130],"accurate":[131],"identifying":[133],"significant":[135],"angular":[136],"power":[137]},"counts_by_year":[{"year":2025,"cited_by_count":12},{"year":2024,"cited_by_count":5}],"updated_date":"2025-12-21T01:58:51.020947","created_date":"2025-10-10T00:00:00"}
