{"id":"https://openalex.org/W2546675890","doi":"https://doi.org/10.1109/chinacom.2012.6417604","title":"Low Complexity LMMSE Channel Estimation on GPP","display_name":"Low Complexity LMMSE Channel Estimation on GPP","publication_year":2012,"publication_date":"2012-08-01","ids":{"openalex":"https://openalex.org/W2546675890","doi":"https://doi.org/10.1109/chinacom.2012.6417604","mag":"2546675890"},"language":"en","primary_location":{"id":"doi:10.1109/chinacom.2012.6417604","is_oa":false,"landing_page_url":"https://doi.org/10.1109/chinacom.2012.6417604","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"7th International Conference on Communications and Networking in China","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/A5100651614","display_name":"Wei Shi","orcid":"https://orcid.org/0000-0002-3071-8350"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wei Shi","raw_affiliation_strings":["Key Lab. Of Universal Wireless Communication, Ministry of Education, BUPT, Beijing 100876, China","Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Key Lab. Of Universal Wireless Communication, Ministry of Education, BUPT, Beijing 100876, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083405667","display_name":"Tao Peng","orcid":"https://orcid.org/0000-0003-1701-6255"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Peng","raw_affiliation_strings":["Key Lab. Of Universal Wireless Communication, Ministry of Education, BUPT, Beijing 100876, China","Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Key Lab. Of Universal Wireless Communication, Ministry of Education, BUPT, Beijing 100876, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001583806","display_name":"Rongrong Qian","orcid":"https://orcid.org/0000-0002-8524-2724"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rongrong Qian","raw_affiliation_strings":["Key Lab. Of Universal Wireless Communication, Ministry of Education, BUPT, Beijing 100876, China","Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Key Lab. Of Universal Wireless Communication, Ministry of Education, BUPT, Beijing 100876, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Laboratory of Universal Wireless Communication, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065205702","display_name":"Ran Duan","orcid":"https://orcid.org/0000-0001-9948-6714"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ran Duan","raw_affiliation_strings":["Division of Wireless Technology, China Mobile Research Institute, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Division of Wireless Technology, China Mobile Research Institute, Beijing, China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084180810","display_name":"Kuilin Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kuilin Chen","raw_affiliation_strings":["Division of Wireless Technology, China Mobile Research Institute, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Division of Wireless Technology, China Mobile Research Institute, Beijing, China","institution_ids":["https://openalex.org/I180662265"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100651614"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.30998739,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"856","last_page":"860"},"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7596163749694824},{"id":"https://openalex.org/keywords/autocorrelation","display_name":"Autocorrelation","score":0.7054246664047241},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6816170811653137},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6708630919456482},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6258258819580078},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.534643828868866},{"id":"https://openalex.org/keywords/autocorrelation-matrix","display_name":"Autocorrelation matrix","score":0.4672641158103943},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4531172215938568},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.43325936794281006},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.42777347564697266},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.3257165849208832},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2788148522377014},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.18737316131591797},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09997022151947021}],"concepts":[{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7596163749694824},{"id":"https://openalex.org/C5297727","wikidata":"https://www.wikidata.org/wiki/Q786970","display_name":"Autocorrelation","level":2,"score":0.7054246664047241},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6816170811653137},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6708630919456482},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6258258819580078},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.534643828868866},{"id":"https://openalex.org/C4033963","wikidata":"https://www.wikidata.org/wiki/Q786970","display_name":"Autocorrelation matrix","level":3,"score":0.4672641158103943},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4531172215938568},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.43325936794281006},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.42777347564697266},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3257165849208832},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2788148522377014},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.18737316131591797},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09997022151947021},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/chinacom.2012.6417604","is_oa":false,"landing_page_url":"https://doi.org/10.1109/chinacom.2012.6417604","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"7th International Conference on Communications and Networking in China","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":7,"referenced_works":["https://openalex.org/W2038297073","https://openalex.org/W2098694510","https://openalex.org/W2103699908","https://openalex.org/W2114004090","https://openalex.org/W2212418807","https://openalex.org/W2386540573","https://openalex.org/W3145256646"],"related_works":["https://openalex.org/W2007192445","https://openalex.org/W2313872725","https://openalex.org/W2048784594","https://openalex.org/W2052532834","https://openalex.org/W2733003446","https://openalex.org/W2013878881","https://openalex.org/W2022021973","https://openalex.org/W2359476090","https://openalex.org/W2378538668","https://openalex.org/W2040317741"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"an":[3],"improved":[4,89],"linear":[5],"minimum":[6],"mean":[7],"square":[8,27],"error":[9],"(LMMSE)":[10],"algorithm":[11,51,65,91,109],"of":[12,19,23,42,63,77,88,94,106],"adaptive":[13],"order":[14],"determination":[15],"by":[16,66],"taking":[17],"advantage":[18],"the":[20,38,61,64,68,75,85,107],"structure":[21],"characteristics":[22],"time":[24],"domain":[25],"least":[26],"(LS)":[28],"channel":[29,55],"estimation":[30,40,56,96],"based":[31],"on":[32,74,110],"general-purpose":[33],"processor":[34],"(GPP),":[35],"which":[36,58],"provides":[37],"approximate":[39],"approach":[41],"max-time":[43],"delay":[44],"and":[45],"noise":[46],"power.":[47],"In":[48],"addition,":[49],"this":[50],"achieves":[52],"a":[53,102],"practical":[54],"formula":[57],"greatly":[59],"reduces":[60],"complexity":[62],"decomposing":[67],"autocorrelation":[69],"matrix":[70],"into":[71],"some":[72],"sub-matrixes":[73],"foundation":[76],"correlation":[78],"bandwidth.":[79],"Then":[80],"comparisons":[81],"are":[82],"made":[83],"between":[84],"simulation":[86],"performance":[87],"LMMSE":[90],"with":[92],"those":[93],"other":[95],"methods":[97],"for":[98],"further":[99],"analysis.":[100],"Finally,":[101],"hardware":[103],"implementation":[104],"scheme":[105],"proposed":[108],"GPP":[111],"is":[112],"given.":[113]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
