{"id":"https://openalex.org/W2134464323","doi":"https://doi.org/10.1109/pimrc.2009.5450328","title":"Distributed space-time decoding with Two-Pilot channel estimation for wireless relay networks","display_name":"Distributed space-time decoding with Two-Pilot channel estimation for wireless relay networks","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2134464323","doi":"https://doi.org/10.1109/pimrc.2009.5450328","mag":"2134464323"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2009.5450328","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2009.5450328","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications","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/A5100734332","display_name":"Chao Zhang","orcid":"https://orcid.org/0000-0002-0142-0280"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chao Zhang","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433223","display_name":"Jun Zhang","orcid":"https://orcid.org/0009-0004-4862-3925"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Zhang","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100432932","display_name":"Weidong Wang","orcid":"https://orcid.org/0000-0002-3550-0625"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weidong Wang","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101398113","display_name":"Guo Wei","orcid":"https://orcid.org/0000-0001-9888-2408"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guo Wei","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology, Hefei, Anhui, China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100734332"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.18739251,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"2320","last_page":"2324"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9993000030517578,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9959999918937683,"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/relay","display_name":"Relay","score":0.8371814489364624},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.8030737638473511},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6903246641159058},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6802672147750854},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6319051384925842},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.502570390701294},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4941852390766144},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3751519024372101},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.34535449743270874},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.32451194524765015},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.30986905097961426},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2316223680973053},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2014552354812622},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1303240954875946},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1235387921333313}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8371814489364624},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.8030737638473511},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6903246641159058},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6802672147750854},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6319051384925842},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.502570390701294},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4941852390766144},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3751519024372101},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.34535449743270874},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.32451194524765015},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.30986905097961426},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2316223680973053},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2014552354812622},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1303240954875946},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1235387921333313},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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":1,"locations":[{"id":"doi:10.1109/pimrc.2009.5450328","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2009.5450328","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications","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":14,"referenced_works":["https://openalex.org/W1492221128","https://openalex.org/W1965392255","https://openalex.org/W1999542175","https://openalex.org/W2001063070","https://openalex.org/W2026898705","https://openalex.org/W2113415377","https://openalex.org/W2122355024","https://openalex.org/W2133338231","https://openalex.org/W2144802563","https://openalex.org/W2152121970","https://openalex.org/W2152530727","https://openalex.org/W2156960709","https://openalex.org/W2162077074","https://openalex.org/W6629420886"],"related_works":["https://openalex.org/W2539674285","https://openalex.org/W1998322187","https://openalex.org/W1038122923","https://openalex.org/W2952514781","https://openalex.org/W3019210376","https://openalex.org/W2391145594","https://openalex.org/W2326572623","https://openalex.org/W1559320887","https://openalex.org/W2284606164","https://openalex.org/W2966229283"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3],"novel":[4],"channel":[5,40,44],"estimation":[6,123],"scheme":[7,55,116],"called":[8],"Two-Pilot":[9],"Estimation":[10],"(TPE)":[11],"is":[12,46,69,80,108,117],"proposed":[13,96],"for":[14,82],"distributed":[15],"space-time":[16,59],"decoding":[17,29],"in":[18],"Amplify-and-Forward":[19],"(AF)":[20],"based":[21,122],"wireless":[22],"relay":[23],"networks.":[24],"For":[25],"Maximum":[26],"Likelihood":[27],"(ML)":[28],"at":[30],"the":[31,35,64,73,83,98,114,120],"destination,":[32],"directly":[33],"estimating":[34],"product":[36,121],"of":[37],"source-relay":[38],"(S-R)":[39],"and":[41,77,92],"relay-destination":[42],"(R-D)":[43],"either":[45],"difficult,":[47],"or":[48],"causes":[49],"drastic":[50],"receiver":[51],"degradation.":[52],"The":[53],"TPE":[54,91,100,115],"employs":[56],"two":[57,106],"pilot":[58,67],"codes":[60],"to":[61,71],"jointly":[62],"estimate":[63],"channels.":[65],"One":[66],"code":[68],"used":[70],"experience":[72],"source-relay-destination":[74],"(S-R-D)":[75],"channels,":[76],"another":[78],"one":[79],"assigned":[81],"R-D":[84],"channel.":[85],"To":[86],"reduce":[87],"computation":[88],"complexity,":[89],"Two-Step":[90],"LSE-TPE":[93],"estimators":[94],"are":[95],"as":[97],"suboptimal":[99],"estimators.":[101],"Optimal":[102],"power":[103],"allocation":[104],"between":[105],"pilots":[107],"also":[109],"derived.":[110],"Simulation":[111],"shows":[112],"that":[113],"better":[118],"than":[119],"schemes.":[124]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}