{"id":"https://openalex.org/W1669004425","doi":"https://doi.org/10.1109/icinfa.2015.7279293","title":"Channel estimation based on diagonal pilot in OFDM systems","display_name":"Channel estimation based on diagonal pilot in OFDM systems","publication_year":2015,"publication_date":"2015-08-01","ids":{"openalex":"https://openalex.org/W1669004425","doi":"https://doi.org/10.1109/icinfa.2015.7279293","mag":"1669004425"},"language":"en","primary_location":{"id":"doi:10.1109/icinfa.2015.7279293","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icinfa.2015.7279293","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Information and Automation","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/A5034252982","display_name":"Qun Yu","orcid":"https://orcid.org/0000-0003-4897-4624"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]},{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qun Yu","raw_affiliation_strings":["School of electronic and information engineering, South China University of Technology, Guangzhou, Guangdong Province, China","School of mechanical and electrical engineering, Guangzhou University, Guangzhou, Guangdong Province, China"],"affiliations":[{"raw_affiliation_string":"School of electronic and information engineering, South China University of Technology, Guangzhou, Guangdong Province, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of mechanical and electrical engineering, Guangzhou University, Guangzhou, Guangdong Province, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102773858","display_name":"Weihai Liu","orcid":"https://orcid.org/0009-0004-4312-7252"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weihai Liu","raw_affiliation_strings":["School of electronic and information engineering, South China University of Technology, Guangzhou, Guangdong Province, China"],"affiliations":[{"raw_affiliation_string":"School of electronic and information engineering, South China University of Technology, Guangzhou, Guangdong Province, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011166730","display_name":"Suili Feng","orcid":"https://orcid.org/0000-0002-2943-0720"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Suili Feng","raw_affiliation_strings":["School of electronic and information engineering, South China University of Technology, Guangzhou, Guangdong Province, China"],"affiliations":[{"raw_affiliation_string":"School of electronic and information engineering, South China University of Technology, Guangzhou, Guangdong Province, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016459300","display_name":"Yier Yan","orcid":"https://orcid.org/0000-0003-1670-5833"},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yier Yan","raw_affiliation_strings":["School of mechanical and electrical engineering, Guangzhou University, Guangzhou, Guangdong Province, China"],"affiliations":[{"raw_affiliation_string":"School of mechanical and electrical engineering, Guangzhou University, Guangzhou, Guangdong Province, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062308265","display_name":"Ziyun Shao","orcid":null},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziyun Shao","raw_affiliation_strings":["School of mechanical and electrical engineering, Guangzhou University, Guangzhou, Guangdong Province, China"],"affiliations":[{"raw_affiliation_string":"School of mechanical and electrical engineering, Guangzhou University, Guangzhou, Guangdong Province, China","institution_ids":["https://openalex.org/I37987034"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5034252982"],"corresponding_institution_ids":["https://openalex.org/I37987034","https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.03891788,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"28","issue":null,"first_page":"245","last_page":"249"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9997000098228455,"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":0.9997000098228455,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7608846426010132},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7458596229553223},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6545389890670776},{"id":"https://openalex.org/keywords/pilot-signal","display_name":"Pilot signal","score":0.6240469813346863},{"id":"https://openalex.org/keywords/channel-allocation-schemes","display_name":"Channel allocation schemes","score":0.6117376685142517},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.6027628183364868},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.5347204804420471},{"id":"https://openalex.org/keywords/diagonal","display_name":"Diagonal","score":0.46723467111587524},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4184877872467041},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3399457335472107},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25600117444992065},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24248546361923218},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1789567470550537},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.12912794947624207}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7608846426010132},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7458596229553223},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6545389890670776},{"id":"https://openalex.org/C197264572","wikidata":"https://www.wikidata.org/wiki/Q2095206","display_name":"Pilot signal","level":3,"score":0.6240469813346863},{"id":"https://openalex.org/C114237682","wikidata":"https://www.wikidata.org/wiki/Q5072483","display_name":"Channel allocation schemes","level":3,"score":0.6117376685142517},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.6027628183364868},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.5347204804420471},{"id":"https://openalex.org/C130367717","wikidata":"https://www.wikidata.org/wiki/Q189791","display_name":"Diagonal","level":2,"score":0.46723467111587524},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4184877872467041},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3399457335472107},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25600117444992065},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24248546361923218},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1789567470550537},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.12912794947624207},{"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/icinfa.2015.7279293","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icinfa.2015.7279293","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Information and Automation","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.49000000953674316}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320328715","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1861514395","https://openalex.org/W2103699908","https://openalex.org/W2111802688","https://openalex.org/W2115924971","https://openalex.org/W2131909533","https://openalex.org/W2139399084","https://openalex.org/W2149063205","https://openalex.org/W2149587304","https://openalex.org/W2154395274","https://openalex.org/W2157195543","https://openalex.org/W2169171051","https://openalex.org/W2360375967","https://openalex.org/W4214620153"],"related_works":["https://openalex.org/W2135584473","https://openalex.org/W2376969857","https://openalex.org/W2964223869","https://openalex.org/W614679600","https://openalex.org/W2110252992","https://openalex.org/W2792539140","https://openalex.org/W2005808740","https://openalex.org/W2613385494","https://openalex.org/W1669004425","https://openalex.org/W2765493004"],"abstract_inverted_index":{"In":[0],"PSAM":[1],"(pilot":[2],"symbol":[3],"assisted":[4],"modulation)":[5],"of":[6,18,22,35,44,56,60,75,153],"OFDM":[7,97],"systems,":[8],"channel":[9,23,50],"is":[10,46,114,128],"often":[11],"estimated":[12,83],"by":[13,48,149],"training":[14],"sequences":[15],"or":[16],"aid":[17],"pilots.":[19],"The":[20],"performance":[21],"estimation":[24],"varies":[25],"with":[26,71],"different":[27,77],"pilot":[28,45,78,93,103,110,133],"patterns":[29],"(i.e.":[30],"the":[31,39,42,49,54,58,63,72,82,101,117,125,131,140,145],"number":[32,43,59,74],"and":[33,62,136],"allocation":[34,79,94,111,134],"pilots).":[36],"According":[37],"to":[38,130],"Nyquist's":[40],"Theory,":[41],"obtained":[47],"parameters.":[51],"Based":[52],"on":[53],"rule":[55],"cross-correlation,":[57],"multipath":[61],"maximal":[64],"time":[65],"delay":[66],"can":[67,80,138],"be":[68],"deduced.":[69],"However,":[70],"same":[73],"pilots,":[76],"impact":[81],"result":[84],"greatly.":[85],"This":[86],"paper":[87,106],"aims":[88],"at":[89],"exploiting":[90],"an":[91],"optimal":[92,115],"pattern":[95],"for":[96],"system.":[98],"Different":[99],"from":[100],"existing":[102],"patterns,":[104],"this":[105],"proposes":[107],"a":[108,150],"diagonal":[109],"pattern,":[112,135],"which":[113],"in":[116],"frequency":[118],"selective":[119],"channel.":[120],"Simulation":[121],"results":[122],"demonstrate":[123],"that":[124],"proposed":[126],"scheme":[127],"superior":[129],"equal-space":[132],"it":[137],"improve":[139],"spectral":[141],"efficiency":[142],"more":[143],"than":[144],"802.11":[146],"protocol":[147],"does":[148],"bit":[151],"loss":[152],"performance.":[154]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
