{"id":"https://openalex.org/W2133189513","doi":"https://doi.org/10.1109/wcnc.2011.5779369","title":"MSE-based stochastic transceiver optimization in downlink cognitive radio networks","display_name":"MSE-based stochastic transceiver optimization in downlink cognitive radio networks","publication_year":2011,"publication_date":"2011-03-01","ids":{"openalex":"https://openalex.org/W2133189513","doi":"https://doi.org/10.1109/wcnc.2011.5779369","mag":"2133189513"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2011.5779369","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2011.5779369","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5060207278","display_name":"Xitao Gong","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Xitao Gong","raw_affiliation_strings":["Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037250201","display_name":"Aamir Ishaque","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Aamir Ishaque","raw_affiliation_strings":["Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091189894","display_name":"Guido Dartmann","orcid":"https://orcid.org/0000-0002-6786-6664"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Guido Dartmann","raw_affiliation_strings":["Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050903837","display_name":"Gerd Ascheid","orcid":"https://orcid.org/0000-0003-4068-3558"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Gerd Ascheid","raw_affiliation_strings":["Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute for Communication Technologies and Embedded Systems, RWTH Aachen University, Templergraben 55, 52056 Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I887968799"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"14261431","last_page":"14261431"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","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"}}],"keywords":[{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.77629154920578},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7013500332832336},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.696506917476654},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6756858229637146},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6415949463844299},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.639604389667511},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.5572254061698914},{"id":"https://openalex.org/keywords/transceiver","display_name":"Transceiver","score":0.5465835928916931},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4180302023887634},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3803688883781433},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.30444663763046265},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2463706135749817},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1641506552696228},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.08652767539024353}],"concepts":[{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.77629154920578},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7013500332832336},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.696506917476654},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6756858229637146},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6415949463844299},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.639604389667511},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.5572254061698914},{"id":"https://openalex.org/C7720470","wikidata":"https://www.wikidata.org/wiki/Q954187","display_name":"Transceiver","level":3,"score":0.5465835928916931},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4180302023887634},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3803688883781433},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.30444663763046265},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2463706135749817},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1641506552696228},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.08652767539024353},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"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":2,"locations":[{"id":"doi:10.1109/wcnc.2011.5779369","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2011.5779369","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:publications.rwth-aachen.de:128249","is_oa":false,"landing_page_url":"https://publications.rwth-aachen.de/record/128249","pdf_url":null,"source":{"id":"https://openalex.org/S4306401033","display_name":"RWTH Publications (RWTH Aachen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I887968799","host_organization_name":"RWTH Aachen University","host_organization_lineage":["https://openalex.org/I887968799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference (WCNC 2011) : Cancun, Mexico, 28 - 31 March 2011. - Vol. 1-3<br/>2011 IEEE Wireless Communications and Networking Conference, WCNC 2011, Cancun, Mexico, 2011-03-28 - 2011-03-31","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1568307856","https://openalex.org/W1574923065","https://openalex.org/W1985823567","https://openalex.org/W2029605802","https://openalex.org/W2060361926","https://openalex.org/W2066059924","https://openalex.org/W2086059345","https://openalex.org/W2092575814","https://openalex.org/W2098061185","https://openalex.org/W2098988750","https://openalex.org/W2119456443","https://openalex.org/W2129900378","https://openalex.org/W2148124193","https://openalex.org/W2152587757","https://openalex.org/W2153620960","https://openalex.org/W2296319761","https://openalex.org/W3098183424","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2756132392","https://openalex.org/W3035814349","https://openalex.org/W4285101096","https://openalex.org/W4382725876","https://openalex.org/W2084892497","https://openalex.org/W2115614142","https://openalex.org/W4320477335","https://openalex.org/W1561889708","https://openalex.org/W2275184629","https://openalex.org/W2138044000"],"abstract_inverted_index":{"In":[0],"practice,":[1],"the":[2,9,18,22,27,33,42,49,54,60,72,80,93,104,107,127,138,144],"imperfect":[3,43],"channel":[4,44],"state":[5],"information":[6],"can":[7],"degrade":[8],"optimization":[10,73,96,113],"performance":[11],"of":[12,21,53,88,106,137],"a":[13,111,117],"cognitive":[14,38],"system,":[15],"especially":[16],"yielding":[17],"detrimental":[19],"violation":[20],"interference":[23,63],"constraint":[24],"perceived":[25],"by":[26,143],"primary":[28],"users.":[29],"This":[30],"paper":[31],"investigates":[32],"linear":[34],"transceiver":[35],"design":[36],"in":[37,115],"downlink":[39],"systems":[40],"with":[41],"knowledge,":[45],"aiming":[46],"at":[47],"minimizing":[48],"mean":[50],"square":[51],"error":[52],"secondary":[55],"network":[56],"subject":[57],"to":[58,70,92,129],"both":[59],"transmit":[61],"and":[62,135],"power":[64],"constraints.":[65],"Two":[66],"methods":[67],"are":[68,141],"proposed":[69,139],"solve":[71],"problem.":[74],"The":[75,98,133],"first":[76],"alternating":[77],"method":[78,100,122],"decomposes":[79],"non-convex":[81],"primal":[82,108],"problem":[83,109,114],"into":[84,110],"two":[85],"subproblems.":[86],"Each":[87],"them":[89],"is":[90,101],"converted":[91],"standard":[94],"convex":[95],"forms.":[97],"second":[99],"based":[102],"on":[103],"reformulation":[105],"two-loop":[112],"which":[116],"more":[118],"efficient":[119],"gradient":[120],"projected":[121],"applies.":[123],"We":[124],"also":[125],"prove":[126],"condition":[128],"achieve":[130],"Karush-Kuhn-Tucker":[131],"optimality.":[132],"effectiveness":[134],"robustness":[136],"solutions":[140],"validated":[142],"simulation":[145],"result.":[146]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
