{"id":"https://openalex.org/W2206503423","doi":"https://doi.org/10.1109/ictc.2015.7354700","title":"Optimal pilot design for space-time coded multi-user MIMO OFDM/SDMA systems","display_name":"Optimal pilot design for space-time coded multi-user MIMO OFDM/SDMA systems","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2206503423","doi":"https://doi.org/10.1109/ictc.2015.7354700","mag":"2206503423"},"language":"en","primary_location":{"id":"doi:10.1109/ictc.2015.7354700","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc.2015.7354700","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Information and Communication Technology Convergence (ICTC)","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/A5100442950","display_name":"Zhe Zhang","orcid":"https://orcid.org/0000-0001-8407-3167"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhe Zhang","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067509102","display_name":"Jiankang Zhang","orcid":"https://orcid.org/0000-0001-5316-1711"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiankang Zhang","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049579227","display_name":"Shuangzhi Li","orcid":"https://orcid.org/0000-0002-2801-5779"},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuangzhi Li","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, Henan, China"],"affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, Henan, China","institution_ids":["https://openalex.org/I38877650"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108473994","display_name":"Xiaomin Mu","orcid":null},"institutions":[{"id":"https://openalex.org/I38877650","display_name":"Zhengzhou University","ror":"https://ror.org/04ypx8c21","country_code":"CN","type":"education","lineage":["https://openalex.org/I38877650"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaomin Mu","raw_affiliation_strings":["School of Information Engineering, Zhengzhou University, Zhengzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Information Engineering, Zhengzhou University, Zhengzhou, China","institution_ids":["https://openalex.org/I38877650"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100442950"],"corresponding_institution_ids":["https://openalex.org/I38877650"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09379871,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"915","last_page":"920"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9976999759674072,"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":0.9961000084877014,"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":0.6993584632873535},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6835424304008484},{"id":"https://openalex.org/keywords/space-division-multiple-access","display_name":"Space-division multiple access","score":0.6823209524154663},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6177547574043274},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5595930218696594},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5255352854728699},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.4940655529499054},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47114863991737366},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4466443955898285},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.42638736963272095},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3282305598258972},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32211145758628845},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.23989549279212952},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1504465639591217},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.10896456241607666},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10891318321228027}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6993584632873535},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6835424304008484},{"id":"https://openalex.org/C2778140939","wikidata":"https://www.wikidata.org/wiki/Q3494197","display_name":"Space-division multiple access","level":3,"score":0.6823209524154663},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6177547574043274},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5595930218696594},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5255352854728699},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.4940655529499054},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47114863991737366},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4466443955898285},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.42638736963272095},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3282305598258972},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32211145758628845},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.23989549279212952},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1504465639591217},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.10896456241607666},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10891318321228027},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ictc.2015.7354700","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc.2015.7354700","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2023170168","https://openalex.org/W2028574566","https://openalex.org/W2028802622","https://openalex.org/W2091815971","https://openalex.org/W2108523584","https://openalex.org/W2115540050","https://openalex.org/W2116142355","https://openalex.org/W2127717682","https://openalex.org/W2132045919","https://openalex.org/W2134400130","https://openalex.org/W2158377227","https://openalex.org/W2165089214","https://openalex.org/W2166336597","https://openalex.org/W2166873702","https://openalex.org/W3148388057","https://openalex.org/W4242629969"],"related_works":["https://openalex.org/W2075897667","https://openalex.org/W1521267674","https://openalex.org/W4317418808","https://openalex.org/W2907746047","https://openalex.org/W3125536267","https://openalex.org/W1965767330","https://openalex.org/W2274645452","https://openalex.org/W2097212255","https://openalex.org/W2158165366","https://openalex.org/W2187692743"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,50],"propose":[4,51],"an":[5],"optimal":[6,27,62],"pilot":[7,28,69,81],"design":[8,29,82],"scheme":[9,56],"for":[10,64],"multi-user":[11],"Multiple-Input":[12],"Multiple-Output":[13],"(MIMO)":[14],"Orthogonal":[15],"Frequency":[16],"Division":[17,19],"Multiplexing/Space":[18],"Multiple":[20],"Access":[21],"(OFDM/SDMA)":[22],"systems.":[23],"We":[24],"derive":[25],"the":[26,34,38,44,61,66,80,85,92,97],"criterion":[30],"with":[31,84],"regard":[32],"to":[33,59],"computational":[35,94],"complexity":[36,95],"and":[37,74,96],"Mean":[39],"Square":[40,46],"Error":[41],"(MSE)":[42],"of":[43],"Least":[45],"(LS)":[47],"estimator.":[48],"Furthermore,":[49],"a":[52],"binary-tree":[53],"based":[54],"search":[55],"in":[57],"order":[58],"find":[60],"position":[63],"placement":[65,88],"Space-Time":[67],"Coded":[68],"symbols.":[70],"Through":[71],"our":[72,86],"analysis":[73],"simulations,":[75],"it":[76],"is":[77],"shown":[78],"that":[79],"complied":[83],"proposed":[87],"criteria":[89],"could":[90],"obtain":[91],"lowest":[93],"optimum":[98],"estimate":[99],"performance.":[100]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}