{"id":"https://openalex.org/W1553383431","doi":"https://doi.org/10.1109/infcomw.2015.7179337","title":"Block compressive channel estimation and feedback for FDD massive MIMO","display_name":"Block compressive channel estimation and feedback for FDD massive MIMO","publication_year":2015,"publication_date":"2015-04-01","ids":{"openalex":"https://openalex.org/W1553383431","doi":"https://doi.org/10.1109/infcomw.2015.7179337","mag":"1553383431"},"language":"en","primary_location":{"id":"doi:10.1109/infcomw.2015.7179337","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcomw.2015.7179337","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)","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/A5054396881","display_name":"Zhen Gao","orcid":"https://orcid.org/0000-0002-2709-0216"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhen Gao","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, China","[Dept. of Electronic Engineering, Tsinghua University, China]"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"[Dept. of Electronic Engineering, Tsinghua University, China]","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081869164","display_name":"Linglong Dai","orcid":"https://orcid.org/0000-0002-4250-7315"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Linglong Dai","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, China","[Dept. of Electronic Engineering, Tsinghua University, China]"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"[Dept. of Electronic Engineering, Tsinghua University, China]","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100752236","display_name":"Wei Dai","orcid":"https://orcid.org/0000-0002-4781-3485"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Wei Dai","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Imperial College, London, UK","Department of Electrical and Electronic Engineering, Imperial College, London, Uk"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Imperial College, London, UK","institution_ids":["https://openalex.org/I47508984"]},{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Imperial College, London, Uk","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107846519","display_name":"Zhaocheng Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaocheng Wang","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, China","[Dept. of Electronic Engineering, Tsinghua University, China]"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"[Dept. of Electronic Engineering, Tsinghua University, China]","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054396881"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":1.381,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.82839618,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"49","last_page":"50"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9991999864578247,"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"}},{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9986000061035156,"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/mimo","display_name":"MIMO","score":0.8350710868835449},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.7848837375640869},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.727557897567749},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6968825459480286},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6462982296943665},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.6120284199714661},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5802565813064575},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5733200907707214},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.5184776186943054},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.41489607095718384},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.33872151374816895},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3224572241306305},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2510334253311157},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.16100049018859863},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14478769898414612},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11077982187271118}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8350710868835449},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.7848837375640869},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.727557897567749},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6968825459480286},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6462982296943665},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.6120284199714661},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5802565813064575},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5733200907707214},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.5184776186943054},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.41489607095718384},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.33872151374816895},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3224572241306305},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2510334253311157},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.16100049018859863},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14478769898414612},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11077982187271118},{"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/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/infcomw.2015.7179337","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcomw.2015.7179337","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2044762091","https://openalex.org/W2059335839","https://openalex.org/W2099781940","https://openalex.org/W2128513990","https://openalex.org/W2288660273","https://openalex.org/W2568331865","https://openalex.org/W3106282754","https://openalex.org/W4251196011","https://openalex.org/W6696330294"],"related_works":["https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W4223416141","https://openalex.org/W2059045613","https://openalex.org/W2105999282","https://openalex.org/W1922070205","https://openalex.org/W2136902318","https://openalex.org/W2561058892","https://openalex.org/W4313028534","https://openalex.org/W884630482"],"abstract_inverted_index":{"Channel":[0],"state":[1],"information":[2],"(CSI)":[3],"at":[4],"the":[5,14,25,60,70,96,102,109,122,130,146,157],"base":[6],"station":[7],"(BS)":[8],"is":[9,74,89,106,118],"required":[10],"to":[11,21,91,95,120,136],"fully":[12],"exploit":[13,129],"advantages":[15],"of":[16,29,113,134],"massive":[17,22,40,55,115],"MIMO.":[18,41],"However,":[19],"due":[20],"BS":[23],"antennas,":[24],"estimation":[26,49],"and":[27,50,108],"feedback":[28,51,97,105],"downlink":[30],"CSI":[31,63,93,125,152],"are":[32],"very":[33],"challenging":[34],"in":[35],"frequency":[36],"division":[37],"duplexing":[38],"(FDD)":[39],"This":[42],"paper":[43],"proposes":[44],"a":[45,82],"block":[46,83],"compressive":[47],"channel":[48,104],"scheme":[52,148],"for":[53,62,124],"FDD":[54],"MIMO,":[56],"which":[57,73],"can":[58,155],"reduce":[59,121],"overhead":[61,123,154],"acquisition":[64,153],"substantially.":[65],"Specifically,":[66],"we":[67,128],"first":[68],"propose":[69],"non-orthogonal":[71],"pilots,":[72],"essentially":[75],"different":[76],"from":[77,99],"conventional":[78],"orthogonal":[79,84],"pilots.":[80],"Then,":[81],"matching":[85],"pursuit":[86],"(BOMP)":[87],"algorithm":[88],"proposed":[90,147],"estimate":[92,137],"according":[94],"signal":[98],"users,":[100],"where":[101],"analog":[103],"adopted,":[107],"spatial":[110],"common":[111,132],"sparsity":[112,133],"time-domain":[114],"MIMO":[116],"channels":[117,135,138],"exploited":[119],"acquisition.":[126],"Moreover,":[127],"temporal":[131],"with":[139,149],"reduced":[140,151],"complexity.":[141],"Simulation":[142],"results":[143],"demonstrate":[144],"that":[145],"significantly":[150],"approach":[156],"performance":[158],"bound.":[159]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}