{"id":"https://openalex.org/W2039283307","doi":"https://doi.org/10.1109/milcom.2012.6415630","title":"Cramér-Rao bound for channel estimation in amplify-and-forward relaying networks","display_name":"Cramér-Rao bound for channel estimation in amplify-and-forward relaying networks","publication_year":2012,"publication_date":"2012-10-01","ids":{"openalex":"https://openalex.org/W2039283307","doi":"https://doi.org/10.1109/milcom.2012.6415630","mag":"2039283307"},"language":"en","primary_location":{"id":"doi:10.1109/milcom.2012.6415630","is_oa":false,"landing_page_url":"https://doi.org/10.1109/milcom.2012.6415630","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"MILCOM 2012 - 2012 IEEE Military Communications Conference","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://stars.library.ucf.edu/scopus2010/3904","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5103014665","display_name":"Yupeng Jia","orcid":"https://orcid.org/0009-0001-2654-5629"},"institutions":[{"id":"https://openalex.org/I117895437","display_name":"National Instruments (Ireland)","ror":"https://ror.org/03b4j0710","country_code":"IE","type":"company","lineage":["https://openalex.org/I117895437","https://openalex.org/I4210117810","https://openalex.org/I4210124763"]},{"id":"https://openalex.org/I4210124763","display_name":"National Instruments (United States)","ror":"https://ror.org/026exqw73","country_code":"US","type":"company","lineage":["https://openalex.org/I4210117810","https://openalex.org/I4210124763"]}],"countries":["IE","US"],"is_corresponding":false,"raw_author_name":"Yupeng Jia","raw_affiliation_strings":["National Instruments, Austin, TX, USA","National Instruments, Austin, Texas#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Instruments, Austin, TX, USA","institution_ids":["https://openalex.org/I4210124763"]},{"raw_affiliation_string":"National Instruments, Austin, Texas#TAB#","institution_ids":["https://openalex.org/I117895437"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090323125","display_name":"Azadeh Vosoughi","orcid":"https://orcid.org/0000-0002-1937-2838"},"institutions":[{"id":"https://openalex.org/I106165777","display_name":"University of Central Florida","ror":"https://ror.org/036nfer12","country_code":"US","type":"education","lineage":["https://openalex.org/I106165777"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Azadeh Vosoughi","raw_affiliation_strings":["University of Central Florida, Orlando, FL, USA","University of Central Florida, Orlando, Florida;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Central Florida, Orlando, FL, USA","institution_ids":["https://openalex.org/I106165777"]},{"raw_affiliation_string":"University of Central Florida, Orlando, Florida;","institution_ids":["https://openalex.org/I106165777"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9991000294685364,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.998199999332428,"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/cram\u00e9r\u2013rao-bound","display_name":"Cram\u00e9r\u2013Rao bound","score":0.7923905253410339},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.6870192289352417},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.6229520440101624},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5978869199752808},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.558745801448822},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.558626115322113},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5175527930259705},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.488934189081192},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.4855741858482361},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.48290228843688965},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.4635315239429474},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.4296965003013611},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4172837734222412},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.302773654460907},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.21139341592788696},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.16694658994674683},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1240013837814331}],"concepts":[{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.7923905253410339},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.6870192289352417},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.6229520440101624},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5978869199752808},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.558745801448822},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.558626115322113},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5175527930259705},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.488934189081192},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.4855741858482361},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.48290228843688965},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.4635315239429474},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.4296965003013611},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4172837734222412},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.302773654460907},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.21139341592788696},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.16694658994674683},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1240013837814331},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/milcom.2012.6415630","is_oa":false,"landing_page_url":"https://doi.org/10.1109/milcom.2012.6415630","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"MILCOM 2012 - 2012 IEEE Military Communications Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:stars.library.ucf.edu:scopus2010-4903","is_oa":true,"landing_page_url":"https://stars.library.ucf.edu/scopus2010/3904","pdf_url":null,"source":{"id":"https://openalex.org/S4210172555","display_name":"Journal of International Crisis and Risk Communication Research","issn_l":"2576-0017","issn":["2576-0017","2576-0025"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scopus Export 2010-2014","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:stars.library.ucf.edu:scopus2010-4903","is_oa":true,"landing_page_url":"https://stars.library.ucf.edu/scopus2010/3904","pdf_url":null,"source":{"id":"https://openalex.org/S4210172555","display_name":"Journal of International Crisis and Risk Communication Research","issn_l":"2576-0017","issn":["2576-0017","2576-0025"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scopus Export 2010-2014","raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1536252645","https://openalex.org/W2103712915","https://openalex.org/W2106929598","https://openalex.org/W2112920116","https://openalex.org/W2113415377","https://openalex.org/W2129515319","https://openalex.org/W2135778280","https://openalex.org/W2143365251","https://openalex.org/W2156960709","https://openalex.org/W2157672015","https://openalex.org/W2161925986","https://openalex.org/W2171040310","https://openalex.org/W4206180546","https://openalex.org/W4230959423"],"related_works":["https://openalex.org/W2327053383","https://openalex.org/W2356834760","https://openalex.org/W1964600846","https://openalex.org/W2790025453","https://openalex.org/W2009659552","https://openalex.org/W2075897667","https://openalex.org/W2907746047","https://openalex.org/W3125536267","https://openalex.org/W2073909383","https://openalex.org/W2103590590"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,40,75],"consider":[4],"a":[5,13,16,20,34,64,70],"three-node":[6],"amplify-and-forward":[7],"(AF)":[8],"relaying":[9],"network,":[10],"consisting":[11],"of":[12,53,92],"source":[14],"S,":[15],"destination":[17],"D":[18,27],"and":[19,48,69,83,89],"half-duplex":[21],"relay":[22],"node":[23],"R,":[24,84],"where":[25],"only":[26],"is":[28],"equipped":[29],"with":[30],"channel":[31,38,61,95],"estimator.":[32],"For":[33,63],"block":[35,67],"flat":[36],"fading":[37],"model,":[39],"derive":[41],"the":[42,49,54,77,90,93],"Bayesian":[43,87],"Cram\u00e9r-Rao":[44],"lower":[45],"bound":[46],"(CRLB)":[47],"mean-squared":[50],"error":[51,59],"(MSE)":[52],"linear":[55],"minimum":[56],"mean":[57],"square":[58],"(LMMSE)":[60],"estimate.":[62],"fixed":[65],"transmission":[66],"length":[68],"total":[71],"transmit":[72],"power":[73,79],"constraint,":[74],"investigate":[76],"optimal":[78],"allotment":[80],"between":[81],"S":[82],"such":[85],"that":[86],"CRLB":[88],"MSE":[91],"LMMSE":[94],"estimate":[96],"are":[97],"minimized.":[98]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}