{"id":"https://openalex.org/W2786053899","doi":"https://doi.org/10.1109/pimrc.2017.8292698","title":"Two-dimension CSI acquisition for massive MIMO systems","display_name":"Two-dimension CSI acquisition for massive MIMO systems","publication_year":2017,"publication_date":"2017-10-01","ids":{"openalex":"https://openalex.org/W2786053899","doi":"https://doi.org/10.1109/pimrc.2017.8292698","mag":"2786053899"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2017.8292698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2017.8292698","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 28th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100423932","display_name":"Hui Li","orcid":"https://orcid.org/0000-0002-8762-8129"},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Li","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035873237","display_name":"Runhua Chen","orcid":"https://orcid.org/0000-0002-2413-1377"},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Runhua Chen","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109516799","display_name":"Qiubin Gao","orcid":null},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiubin Gao","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015127900","display_name":"Rakesh Tamrakar","orcid":null},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rakesh Tamrakar","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065656962","display_name":"Shaohui Sun","orcid":"https://orcid.org/0000-0003-1383-8833"},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shaohui Sun","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"62","issue":null,"first_page":"6","last_page":"6"},"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/T10069","display_name":"Antenna Design and Analysis","score":0.9987999796867371,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9987999796867371,"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/mimo","display_name":"MIMO","score":0.7799731492996216},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.7449215650558472},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6272754073143005},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.6232205629348755},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5571825504302979},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5147057175636292},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4964976906776428},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.46839046478271484},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.4623936414718628},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.42726975679397583},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.42593634128570557},{"id":"https://openalex.org/keywords/antenna-array","display_name":"Antenna array","score":0.4136230945587158},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4117893576622009},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.34948766231536865},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.26223620772361755},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2401888072490692},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23454806208610535},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15563520789146423},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.059243083000183105}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7799731492996216},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.7449215650558472},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6272754073143005},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.6232205629348755},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5571825504302979},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5147057175636292},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4964976906776428},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.46839046478271484},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.4623936414718628},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.42726975679397583},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.42593634128570557},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.4136230945587158},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4117893576622009},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.34948766231536865},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.26223620772361755},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2401888072490692},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23454806208610535},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15563520789146423},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.059243083000183105},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2017.8292698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2017.8292698","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 28th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4000000059604645,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1601503485","https://openalex.org/W1971031702","https://openalex.org/W1982306920","https://openalex.org/W1989669461","https://openalex.org/W2003399321","https://openalex.org/W2084304524","https://openalex.org/W2087998432","https://openalex.org/W2110533251","https://openalex.org/W2116141601","https://openalex.org/W2119136610","https://openalex.org/W2121315337","https://openalex.org/W2140481303","https://openalex.org/W2145740541","https://openalex.org/W2158761168","https://openalex.org/W2170194781","https://openalex.org/W2950823000","https://openalex.org/W3106249098","https://openalex.org/W3112681748","https://openalex.org/W6764592094"],"related_works":["https://openalex.org/W2059045613","https://openalex.org/W4313028534","https://openalex.org/W884630482","https://openalex.org/W2038397443","https://openalex.org/W4200145345","https://openalex.org/W2112785353","https://openalex.org/W2941374357","https://openalex.org/W1561113522","https://openalex.org/W1495906304","https://openalex.org/W3013692990"],"abstract_inverted_index":{"For":[0],"the":[1,6,16,28,52,57,73,79,86,93,97,103,106],"FDD":[2],"massive":[3],"MIMO":[4,83],"system,":[5],"pilot":[7,24,39,42],"overhead":[8,95],"becomes":[9],"a":[10,22,90],"major":[11],"problem,":[12],"which":[13],"may":[14],"decrease":[15],"system":[17,84,94,98],"performance.":[18],"In":[19],"this":[20],"paper,":[21],"partial":[23],"transmission":[25],"scheme":[26],"and":[27,40,48,59,78,96],"corresponding":[29],"two-dimension":[30],"CSI":[31,55,75],"acquisition":[32,76],"methods":[33],"are":[34,43],"proposed.":[35],"The":[36],"downlink":[37],"vertical":[38,58],"horizontal":[41,60],"mapped":[44],"to":[45],"one":[46,49],"column":[47],"row":[50],"of":[51,92,105],"antenna":[53,82],"array.":[54],"for":[56],"domain":[61],"is":[62],"fed":[63],"back":[64],"separately":[65],"based":[66],"on":[67],"channel":[68],"approximation":[69],"algorithm.":[70],"Compared":[71],"with":[72],"full-dimension":[74],"method":[77,88],"current":[80],"passive":[81],"(PAS),":[85],"proposed":[87,107],"achieves":[89],"compromise":[91],"throughput.":[99],"Simulation":[100],"result":[101],"shows":[102],"effectiveness":[104],"method.":[108]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
