{"id":"https://openalex.org/W2886466217","doi":"https://doi.org/10.1109/blackseacom.2018.8433709","title":"DFT Based Beam-Time Delay Sparse Channel Representation for Channel State Information (CSI) Compression in 5G FDD Massive MIMO Systems","display_name":"DFT Based Beam-Time Delay Sparse Channel Representation for Channel State Information (CSI) Compression in 5G FDD Massive MIMO Systems","publication_year":2018,"publication_date":"2018-06-01","ids":{"openalex":"https://openalex.org/W2886466217","doi":"https://doi.org/10.1109/blackseacom.2018.8433709","mag":"2886466217"},"language":"en","primary_location":{"id":"doi:10.1109/blackseacom.2018.8433709","is_oa":false,"landing_page_url":"https://doi.org/10.1109/blackseacom.2018.8433709","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom)","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/A5101691306","display_name":"Luis Su\u00e1rez","orcid":"https://orcid.org/0000-0002-9980-3035"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Luis Suarez","raw_affiliation_strings":["Huawei Technologies Co. Ltd, Moscow, Russian Federation"],"affiliations":[{"raw_affiliation_string":"Huawei Technologies Co. Ltd, Moscow, Russian Federation","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010423450","display_name":"Nikita Ryabov","orcid":"https://orcid.org/0000-0002-9378-2827"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nikita Ryabov","raw_affiliation_strings":["Huawei Technologies Co. Ltd, Moscow, Russian Federation"],"affiliations":[{"raw_affiliation_string":"Huawei Technologies Co. Ltd, Moscow, Russian Federation","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064371342","display_name":"Vladimir Lyashev","orcid":"https://orcid.org/0000-0002-6993-1589"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Vladimir Lyashev","raw_affiliation_strings":["Huawei Technologies Co. Ltd, Moscow, Russian Federation"],"affiliations":[{"raw_affiliation_string":"Huawei Technologies Co. Ltd, Moscow, Russian Federation","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037308957","display_name":"Alexander Sherstobitov","orcid":"https://orcid.org/0000-0002-5489-0155"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Alexander Sherstobitov","raw_affiliation_strings":["Huawei Technologies Co. Ltd, Moscow, Russian Federation"],"affiliations":[{"raw_affiliation_string":"Huawei Technologies Co. Ltd, Moscow, Russian Federation","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101691306"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6438,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.70922888,"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":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9987999796867371,"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":0.8010188341140747},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7407225370407104},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6980257630348206},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6430850028991699},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5730233192443848},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4888536334037781},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4865986108779907},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.4246782958507538},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.42179229855537415},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.421347439289093},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3713454604148865},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3521178066730499},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26096421480178833},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.16451945900917053},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1322994828224182}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8010188341140747},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7407225370407104},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6980257630348206},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6430850028991699},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5730233192443848},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4888536334037781},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4865986108779907},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.4246782958507538},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.42179229855537415},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.421347439289093},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3713454604148865},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3521178066730499},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26096421480178833},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.16451945900917053},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1322994828224182},{"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/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/blackseacom.2018.8433709","is_oa":false,"landing_page_url":"https://doi.org/10.1109/blackseacom.2018.8433709","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.6499999761581421}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1601933657","https://openalex.org/W1971424182","https://openalex.org/W2128145324","https://openalex.org/W2143968368","https://openalex.org/W2227902027","https://openalex.org/W2255361875","https://openalex.org/W2323479077","https://openalex.org/W2432755379","https://openalex.org/W6689220637","https://openalex.org/W6691811080"],"related_works":["https://openalex.org/W2141031289","https://openalex.org/W2116541631","https://openalex.org/W2167568384","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W2059045613","https://openalex.org/W1976511355","https://openalex.org/W2544668827","https://openalex.org/W2489379490","https://openalex.org/W4285223123"],"abstract_inverted_index":{"Massive":[0],"MIMO":[1,44,110],"is":[2,46],"currently":[3],"a":[4,31,53,71,85],"very":[5],"hot":[6],"topic":[7],"for":[8,23,33,42,106],"mobile":[9],"R&D":[10],"industry":[11],"due":[12],"to":[13,69],"its":[14],"large":[15],"capabilities":[16],"of":[17,51,88,104],"high":[18,82],"throughput":[19],"and":[20,64],"enhanced":[21],"coverage":[22],"multiple":[24],"users":[25],"simultaneously.":[26],"In":[27],"the":[28,36,62,102],"following":[29],"article":[30],"proposal":[32],"dealing":[34],"with":[35],"Channel":[37,76],"State":[38],"Information":[39],"(CSI)":[40],"overhead":[41],"FDD":[43],"systems":[45],"presented.":[47],"The":[48,78],"idea":[49,80],"consists":[50],"using":[52],"Multidimensional":[54],"Discrete":[55],"Fourier":[56],"Transform":[57],"(DFT)":[58],"compression,":[59],"which":[60],"exploits":[61],"frequency":[63],"spatial":[65],"correlations":[66],"in":[67,84],"order":[68],"provide":[70],"fully":[72],"sparse":[73],"Beam-Time":[74],"Delay":[75],"Representation.":[77],"proposed":[79],"provides":[81],"scalability":[83],"long":[86],"range":[87],"channel":[89],"compression":[90],"regimes":[91],"while":[92],"presents":[93],"low":[94],"computational":[95],"complexity.":[96],"Simulation":[97],"results":[98],"are":[99],"presented":[100],"showing":[101],"feasibility":[103],"implementation":[105],"Full":[107],"dimensional":[108],"massive":[109],"systems.":[111]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
