{"id":"https://openalex.org/W2009171710","doi":"https://doi.org/10.1109/comst.2014.2320074","title":"Channel Estimation for OFDM","display_name":"Channel Estimation for OFDM","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W2009171710","doi":"https://doi.org/10.1109/comst.2014.2320074","mag":"2009171710"},"language":"en","primary_location":{"id":"doi:10.1109/comst.2014.2320074","is_oa":false,"landing_page_url":"https://doi.org/10.1109/comst.2014.2320074","pdf_url":null,"source":{"id":"https://openalex.org/S23688054","display_name":"IEEE Communications Surveys & Tutorials","issn_l":"1553-877X","issn":["1553-877X","2373-745X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Surveys & Tutorials","raw_type":"journal-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/A5027899296","display_name":"Yinsheng Liu","orcid":"https://orcid.org/0000-0003-3046-4888"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yinsheng Liu","raw_affiliation_strings":["Inst. of Broadband Wireless Mobile Commun. & State Key Lab. of Rail Traffic Control & Safety, Beijing Jiaotong Univ., Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inst. of Broadband Wireless Mobile Commun. & State Key Lab. of Rail Traffic Control & Safety, Beijing Jiaotong Univ., Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100615716","display_name":"Zhenhui Tan","orcid":"https://orcid.org/0000-0002-7862-1910"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenhui Tan","raw_affiliation_strings":["Inst. of Broadband Wireless Mobile Commun. & State Key Lab. of Rail Traffic Control & Safety, Beijing Jiaotong Univ., Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inst. of Broadband Wireless Mobile Commun. & State Key Lab. of Rail Traffic Control & Safety, Beijing Jiaotong Univ., Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103067554","display_name":"Hongjie Hu","orcid":"https://orcid.org/0000-0002-3792-4894"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongjie Hu","raw_affiliation_strings":["Huawei Technol. (China) Co. Ltd., Shanghai, China","[Huawei Technol. (China) Co. Ltd., Shanghai, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Huawei Technol. (China) Co. Ltd., Shanghai, China","institution_ids":["https://openalex.org/I2250955327"]},{"raw_affiliation_string":"[Huawei Technol. (China) Co. Ltd., Shanghai, China]","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022346187","display_name":"Leonard J. Cimini","orcid":null},"institutions":[{"id":"https://openalex.org/I86501945","display_name":"University of Delaware","ror":"https://ror.org/01sbq1a82","country_code":"US","type":"education","lineage":["https://openalex.org/I86501945"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Leonard J. Cimini","raw_affiliation_strings":["Dept. of Electr. & Comput. Eng., Univ. of Delaware, Newark, DE, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Univ. of Delaware, Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039289964","display_name":"Geoffrey Ye Li","orcid":"https://orcid.org/0000-0002-7894-2415"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Geoffrey Ye Li","raw_affiliation_strings":["Sch. of Electr. & Comput. Eng. (ECE), Georgia Inst. of Technol., Atlanta, GA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sch. of Electr. & Comput. Eng. (ECE), Georgia Inst. of Technol., Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":15.3174,"has_fulltext":false,"cited_by_count":396,"citation_normalized_percentile":{"value":0.99288154,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"16","issue":"4","first_page":"1891","last_page":"1908"},"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9994999766349792,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9987000226974487,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8196208477020264},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.712919294834137},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.6392847299575806},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6117802262306213},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5100288987159729},{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.49781155586242676},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.4844655990600586},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.47261881828308105},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4648607671260834},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.4306235909461975},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.31147104501724243},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3032149076461792},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2726016640663147},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19190335273742676}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8196208477020264},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.712919294834137},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.6392847299575806},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6117802262306213},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5100288987159729},{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.49781155586242676},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.4844655990600586},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.47261881828308105},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4648607671260834},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.4306235909461975},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.31147104501724243},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3032149076461792},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2726016640663147},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19190335273742676},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/comst.2014.2320074","is_oa":false,"landing_page_url":"https://doi.org/10.1109/comst.2014.2320074","pdf_url":null,"source":{"id":"https://openalex.org/S23688054","display_name":"IEEE Communications Surveys & Tutorials","issn_l":"1553-877X","issn":["1553-877X","2373-745X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Surveys & Tutorials","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6661965435","display_name":null,"funder_award_id":"2013YJS022","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8996020108","display_name":null,"funder_award_id":"2014YJS030","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":177,"referenced_works":["https://openalex.org/W107325040","https://openalex.org/W1511430383","https://openalex.org/W1514558801","https://openalex.org/W1526543126","https://openalex.org/W1571279961","https://openalex.org/W1596300475","https://openalex.org/W1811111728","https://openalex.org/W1848484919","https://openalex.org/W1968295031","https://openalex.org/W1972245633","https://openalex.org/W1976526421","https://openalex.org/W1991516859","https://openalex.org/W1994286617","https://openalex.org/W1997834106","https://openalex.org/W2011278886","https://openalex.org/W2023170168","https://openalex.org/W2024581747","https://openalex.org/W2026855207","https://openalex.org/W2027437080","https://openalex.org/W2032336861","https://openalex.org/W2033432465","https://openalex.org/W2037481253","https://openalex.org/W2044561902","https://openalex.org/W2047834101","https://openalex.org/W2049633694","https://openalex.org/W2060975961","https://openalex.org/W2062990875","https://openalex.org/W2064283172","https://openalex.org/W2064835383","https://openalex.org/W2066304685","https://openalex.org/W2069739265","https://openalex.org/W2073798708","https://openalex.org/W2090355293","https://openalex.org/W2091990110","https://openalex.org/W2095247672","https://openalex.org/W2095914596","https://openalex.org/W2096065341","https://openalex.org/W2096645758","https://openalex.org/W2096691609","https://openalex.org/W2099612356","https://openalex.org/W2099689641","https://openalex.org/W2099692129","https://openalex.org/W2100016874","https://openalex.org/W2100786767","https://openalex.org/W2101030877","https://openalex.org/W2101394529","https://openalex.org/W2102653557","https://openalex.org/W2103005479","https://openalex.org/W2103699908","https://openalex.org/W2104498097","https://openalex.org/W2105693363","https://openalex.org/W2106233680","https://openalex.org/W2107080958","https://openalex.org/W2107201697","https://openalex.org/W2110744854","https://openalex.org/W2112772743","https://openalex.org/W2113638573","https://openalex.org/W2113945550","https://openalex.org/W2114004090","https://openalex.org/W2114134073","https://openalex.org/W2115809021","https://openalex.org/W2115979064","https://openalex.org/W2116142355","https://openalex.org/W2117577252","https://openalex.org/W2117798913","https://openalex.org/W2118267334","https://openalex.org/W2119342772","https://openalex.org/W2119755184","https://openalex.org/W2121034669","https://openalex.org/W2121051729","https://openalex.org/W2121606987","https://openalex.org/W2122734413","https://openalex.org/W2124854076","https://openalex.org/W2127295999","https://openalex.org/W2127490352","https://openalex.org/W2128131274","https://openalex.org/W2128765501","https://openalex.org/W2128835302","https://openalex.org/W2129031807","https://openalex.org/W2129362928","https://openalex.org/W2130036485","https://openalex.org/W2130462143","https://openalex.org/W2131066370","https://openalex.org/W2131909533","https://openalex.org/W2132305759","https://openalex.org/W2133068391","https://openalex.org/W2133475491","https://openalex.org/W2134400130","https://openalex.org/W2134567243","https://openalex.org/W2135764410","https://openalex.org/W2136807138","https://openalex.org/W2137012645","https://openalex.org/W2137813581","https://openalex.org/W2138293524","https://openalex.org/W2138590791","https://openalex.org/W2138924899","https://openalex.org/W2139355335","https://openalex.org/W2139399084","https://openalex.org/W2139524951","https://openalex.org/W2139584447","https://openalex.org/W2140577326","https://openalex.org/W2140728947","https://openalex.org/W2141081123","https://openalex.org/W2141145243","https://openalex.org/W2141658588","https://openalex.org/W2142863009","https://openalex.org/W2145377142","https://openalex.org/W2145567301","https://openalex.org/W2146318236","https://openalex.org/W2146578672","https://openalex.org/W2146912716","https://openalex.org/W2147154807","https://openalex.org/W2148643041","https://openalex.org/W2148846951","https://openalex.org/W2149063205","https://openalex.org/W2149547360","https://openalex.org/W2149587304","https://openalex.org/W2149959899","https://openalex.org/W2150033749","https://openalex.org/W2150127333","https://openalex.org/W2150859678","https://openalex.org/W2151144578","https://openalex.org/W2152701563","https://openalex.org/W2153555078","https://openalex.org/W2154395274","https://openalex.org/W2154401969","https://openalex.org/W2157195543","https://openalex.org/W2157461771","https://openalex.org/W2158377227","https://openalex.org/W2159059820","https://openalex.org/W2159080219","https://openalex.org/W2159227945","https://openalex.org/W2159245709","https://openalex.org/W2159337394","https://openalex.org/W2159685777","https://openalex.org/W2160015451","https://openalex.org/W2160897074","https://openalex.org/W2162032358","https://openalex.org/W2162082857","https://openalex.org/W2162417150","https://openalex.org/W2163009302","https://openalex.org/W2164514900","https://openalex.org/W2166873702","https://openalex.org/W2167466178","https://openalex.org/W2167578470","https://openalex.org/W2167620802","https://openalex.org/W2168655991","https://openalex.org/W2169203300","https://openalex.org/W2169732368","https://openalex.org/W2170311302","https://openalex.org/W2170497750","https://openalex.org/W2172085063","https://openalex.org/W2172126744","https://openalex.org/W2333269907","https://openalex.org/W2486660755","https://openalex.org/W2536235182","https://openalex.org/W2548187064","https://openalex.org/W2987657883","https://openalex.org/W3148388057","https://openalex.org/W3152750074","https://openalex.org/W4211205285","https://openalex.org/W4242629969","https://openalex.org/W4249843512","https://openalex.org/W6630607823","https://openalex.org/W6633827276","https://openalex.org/W6638515274","https://openalex.org/W6658867801","https://openalex.org/W6673936967","https://openalex.org/W6674414210","https://openalex.org/W6674995281","https://openalex.org/W6677211947","https://openalex.org/W6680725556","https://openalex.org/W6681800318","https://openalex.org/W6683398065","https://openalex.org/W6683551599","https://openalex.org/W6722984721","https://openalex.org/W6729227768"],"related_works":["https://openalex.org/W2903058006","https://openalex.org/W2102374550","https://openalex.org/W2047069332","https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2188042986","https://openalex.org/W2539022530","https://openalex.org/W2738743879","https://openalex.org/W2187587942","https://openalex.org/W2045896346"],"abstract_inverted_index":{"Orthogonal":[0],"frequency":[1,20,77],"division":[2],"multiplexing":[3],"(OFDM)":[4],"has":[5,113,126,161],"been":[6,114,162],"widely":[7,115,163],"adopted":[8,116],"in":[9,96,117,141,165,172,179],"modern":[10,166],"wireless":[11,23],"communication":[12,167],"systems":[13,174],"due":[14],"to":[15],"its":[16],"robustness":[17],"against":[18],"the":[19,100,118,145,190],"selectivity":[21],"of":[22,102,120,130,155,192],"channels.":[24],"For":[25],"coherent":[26],"detection,":[27],"channel":[28,61,71,76,83,124,136,170],"estimation":[29,36,62,72,125,137,171],"is":[30,37,86],"essential":[31],"for":[32,40,63,89],"receiver":[33,148],"design.":[34],"Channel":[35],"also":[38,94,176],"necessary":[39],"diversity":[41],"combining":[42],"or":[43],"interference":[44],"suppression":[45],"where":[46],"there":[47],"are":[48,187],"multiple":[49],"receive":[50],"antennas.":[51],"In":[52],"this":[53,97,142,180,193],"paper,":[54],"we":[55],"will":[56,67,92,138,175],"present":[57],"a":[58,128],"survey":[59,66,143],"on":[60,75],"OFDM.":[64],"This":[65],"first":[68],"review":[69],"traditional":[70],"approaches":[73],"based":[74],"response":[78],"(CFR).":[79],"Parametric":[80],"model":[81],"(PM)-based":[82],"estimation,":[84],"which":[85],"particularly":[87],"suitable":[88],"sparse":[90],"channels,":[91],"be":[93,139,177],"investigated":[95],"survey.":[98,181],"Following":[99],"success":[101],"turbo":[103],"codes":[104],"and":[105,122,159,169,184],"low-density":[106],"parity":[107],"check":[108],"(LDPC)":[109],"codes,":[110],"iterative":[111,123,147],"processing":[112],"design":[119],"receivers,":[121],"received":[127],"lot":[129],"attention":[131],"since":[132],"that":[133],"time.":[134],"Iterative":[135],"emphasized":[140],"as":[144],"emerging":[146],"improves":[149],"system":[150],"performance":[151],"significantly.":[152],"The":[153],"combination":[154],"multiple-input":[156],"multiple-output":[157],"(MIMO)":[158],"OFDM":[160],"accepted":[164],"systems,":[168],"MIMO-OFDM":[173],"addressed":[178],"Open":[182],"issues":[183],"future":[185],"work":[186],"discussed":[188],"at":[189],"end":[191],"paper.":[194]},"counts_by_year":[{"year":2026,"cited_by_count":11},{"year":2025,"cited_by_count":52},{"year":2024,"cited_by_count":46},{"year":2023,"cited_by_count":36},{"year":2022,"cited_by_count":28},{"year":2021,"cited_by_count":36},{"year":2020,"cited_by_count":35},{"year":2019,"cited_by_count":33},{"year":2018,"cited_by_count":29},{"year":2017,"cited_by_count":28},{"year":2016,"cited_by_count":43},{"year":2015,"cited_by_count":14},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}