{"id":"https://openalex.org/W2104199678","doi":"https://doi.org/10.1109/glocom.2005.1578506","title":"Joint time-frequency beamforming for MIMO-OFDM systems","display_name":"Joint time-frequency beamforming for MIMO-OFDM systems","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W2104199678","doi":"https://doi.org/10.1109/glocom.2005.1578506","mag":"2104199678"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2005.1578506","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2005.1578506","pdf_url":null,"source":{"id":"https://openalex.org/S4363608563","display_name":"GLOBECOM '05. IEEE Global Telecommunications Conference, 2005.","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM '05. IEEE Global Telecommunications Conference, 2005.","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/A5100367945","display_name":"Shaohua Li","orcid":"https://orcid.org/0000-0002-6952-5978"},"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":"Shaohua Li","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088212422","display_name":"Defeng Huang","orcid":"https://orcid.org/0000-0002-1431-8859"},"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":"Defeng Huang","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061513534","display_name":"K.B. Letaief","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":"K.B. Letaief","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100819358","display_name":"Zucheng Zhou","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":"Zucheng Zhou","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100367945"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":1.0894,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.74970638,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"4","issue":null,"first_page":"3 pp.","last_page":"3 pp."},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9995999932289124,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9990000128746033,"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/beamforming","display_name":"Beamforming","score":0.7891488075256348},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7326164841651917},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6596293449401855},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.609491229057312},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.5682249069213867},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.565091073513031},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.5429536700248718},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.5340444445610046},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.4991722106933594},{"id":"https://openalex.org/keywords/weighting","display_name":"Weighting","score":0.48786401748657227},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.46871820092201233},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.45252174139022827},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.43417006731033325},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.42643100023269653},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.397370308637619},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.32836830615997314},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26317811012268066},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.22195419669151306},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15790128707885742},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.061016082763671875},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.05622777342796326}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7891488075256348},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7326164841651917},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6596293449401855},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.609491229057312},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.5682249069213867},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.565091073513031},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.5429536700248718},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.5340444445610046},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.4991722106933594},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.48786401748657227},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.46871820092201233},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.45252174139022827},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.43417006731033325},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.42643100023269653},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.397370308637619},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.32836830615997314},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26317811012268066},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.22195419669151306},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15790128707885742},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.061016082763671875},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.05622777342796326},{"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},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"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":3,"locations":[{"id":"doi:10.1109/glocom.2005.1578506","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2005.1578506","pdf_url":null,"source":{"id":"https://openalex.org/S4363608563","display_name":"GLOBECOM '05. IEEE Global Telecommunications Conference, 2005.","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM '05. IEEE Global Telecommunications Conference, 2005.","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:publications/5ea54f98-90bc-497f-9f0c-e1a7c970ef0c","is_oa":false,"landing_page_url":"https://admin.research-repository.uwa.edu.au/en/publications/5ea54f98-90bc-497f-9f0c-e1a7c970ef0c","pdf_url":null,"source":{"id":"https://openalex.org/S4306402523","display_name":"UWA Profiles and Research Repository (University of Western Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I177877127","host_organization_name":"The University of Western Australia","host_organization_lineage":["https://openalex.org/I177877127"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Li, S, Huang, D, Letaief, K B & Zhou, Z 2005, Joint Time-Frequency Beamforming for MIMO-OFDM Systems. in S E Watkins (ed.), Proceedings of IEEE Globecom 2005. St. Louis, Missouri, USA edn, vol. 6, IEEE, Institute of Electrical and Electronics Engineers, USA, pp. 3927-3931.","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-46583","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-46583","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1551112541","https://openalex.org/W2006518148","https://openalex.org/W2070451376","https://openalex.org/W2122086235","https://openalex.org/W2130028893","https://openalex.org/W2132818688","https://openalex.org/W2155411481","https://openalex.org/W2158907205","https://openalex.org/W2165259224","https://openalex.org/W2168471528","https://openalex.org/W2169615871","https://openalex.org/W6685232063"],"related_works":["https://openalex.org/W4281688526","https://openalex.org/W2152088989","https://openalex.org/W2756419127","https://openalex.org/W4366493479","https://openalex.org/W2905893439","https://openalex.org/W3135374966","https://openalex.org/W2554517556","https://openalex.org/W4328011863","https://openalex.org/W4200589288","https://openalex.org/W2541651465"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,88],"presented":[4],"a":[5],"joint":[6],"time-frequency":[7],"beamforming":[8,22],"scheme":[9,66],"for":[10,84],"an":[11,90],"OFDM":[12],"system":[13,74],"with":[14,54,97],"MIMO":[15],"antennas,":[16],"where":[17],"both":[18],"frequency-domain":[19],"and":[20,76],"time-domain":[21],"are":[23],"employed.":[24],"Using":[25],"the":[26,40,43,46,49,55,58,64,81,85],"proposed":[27,65,86],"scheme,":[28,87],"better":[29],"performance":[30,50,75,96],"can":[31,67],"be":[32,68],"achieved":[33],"by":[34],"using":[35],"more":[36],"DFT/IDFT":[37,61],"blocks":[38],"at":[39],"receiver":[41],"and/or":[42],"transmitter.":[44],"However,":[45],"margin":[47],"of":[48,57,60],"improvement":[51],"decreases":[52],"along":[53],"increase":[56],"number":[59],"blocks.":[62],"Therefore,":[63],"used":[69],"to":[70,79,93],"effectively":[71],"trade":[72],"off":[73],"complexity.":[77,99],"Furthermore,":[78],"calculate":[80],"weighting":[82],"coefficients":[83],"propose":[89],"iterative":[91],"algorithm":[92],"achieve":[94],"good":[95],"reasonable":[98]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
