{"id":"https://openalex.org/W2170454294","doi":"https://doi.org/10.1109/isit.2004.1365388","title":"Capacity region of power controlled fading CDMA: transmit strategies and convexity issues","display_name":"Capacity region of power controlled fading CDMA: transmit strategies and convexity issues","publication_year":2004,"publication_date":"2004-12-23","ids":{"openalex":"https://openalex.org/W2170454294","doi":"https://doi.org/10.1109/isit.2004.1365388","mag":"2170454294"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2004.1365388","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2004.1365388","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Symposium onInformation Theory, 2004. ISIT 2004. Proceedings.","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/A5045508700","display_name":"Onur Kaya","orcid":"https://orcid.org/0000-0003-2592-3701"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"O. Kaya","raw_affiliation_strings":["Department of ECE, University of Maryland, College Park, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of ECE, University of Maryland, College Park, MD, USA","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021132487","display_name":"\u015eennur Uluku\u015f","orcid":"https://orcid.org/0000-0002-8219-8190"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S. Ulukus","raw_affiliation_strings":["Department of ECE, University of Maryland, College Park, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of ECE, University of Maryland, College Park, MD, USA","institution_ids":["https://openalex.org/I66946132"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5045508700"],"corresponding_institution_ids":["https://openalex.org/I66946132"],"apc_list":null,"apc_paid":null,"fwci":0.2317,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.66134193,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"351","last_page":"351"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","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"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","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"}},{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9994999766349792,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9973999857902527,"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/fading","display_name":"Fading","score":0.8399356603622437},{"id":"https://openalex.org/keywords/additive-white-gaussian-noise","display_name":"Additive white Gaussian noise","score":0.6297154426574707},{"id":"https://openalex.org/keywords/channel-capacity","display_name":"Channel capacity","score":0.6026700735092163},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.590173602104187},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5646098852157593},{"id":"https://openalex.org/keywords/convexity","display_name":"Convexity","score":0.560142457485199},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5595840811729431},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5389701724052429},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.529735267162323},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.5110560655593872},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.502173900604248},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.45051708817481995},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.43687188625335693},{"id":"https://openalex.org/keywords/power-control","display_name":"Power control","score":0.4317156672477722},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4191974401473999},{"id":"https://openalex.org/keywords/fading-distribution","display_name":"Fading distribution","score":0.4182387888431549},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.3917783498764038},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.353350430727005},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3279162645339966},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.31654733419418335},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2716004252433777},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.215638667345047},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17223545908927917},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13513797521591187}],"concepts":[{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.8399356603622437},{"id":"https://openalex.org/C169334058","wikidata":"https://www.wikidata.org/wiki/Q353292","display_name":"Additive white Gaussian noise","level":3,"score":0.6297154426574707},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.6026700735092163},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.590173602104187},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5646098852157593},{"id":"https://openalex.org/C72134830","wikidata":"https://www.wikidata.org/wiki/Q5166524","display_name":"Convexity","level":2,"score":0.560142457485199},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5595840811729431},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5389701724052429},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.529735267162323},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.5110560655593872},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.502173900604248},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.45051708817481995},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.43687188625335693},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.4317156672477722},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4191974401473999},{"id":"https://openalex.org/C161126049","wikidata":"https://www.wikidata.org/wiki/Q5429266","display_name":"Fading distribution","level":5,"score":0.4182387888431549},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.3917783498764038},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.353350430727005},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3279162645339966},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.31654733419418335},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2716004252433777},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.215638667345047},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17223545908927917},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13513797521591187},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","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},{"id":"https://openalex.org/C106159729","wikidata":"https://www.wikidata.org/wiki/Q2294553","display_name":"Financial economics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2004.1365388","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2004.1365388","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Symposium onInformation Theory, 2004. ISIT 2004. Proceedings.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5199999809265137}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W154484684","https://openalex.org/W2095860696","https://openalex.org/W2108301587","https://openalex.org/W2123097741","https://openalex.org/W4246529675","https://openalex.org/W6606387016"],"related_works":["https://openalex.org/W1995000596","https://openalex.org/W2116044594","https://openalex.org/W2160367716","https://openalex.org/W2124541664","https://openalex.org/W1503152075","https://openalex.org/W2052600062","https://openalex.org/W289296924","https://openalex.org/W2980231524","https://openalex.org/W2339430231","https://openalex.org/W301676527"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"a":[3,17,46,61,90,111],"symbol":[4],"synchronous":[5],"CDMA":[6,63],"system":[7],"with":[8,103],"processing":[9],"gain":[10],"where":[11,70],"all":[12],"the":[13,25,31,42,76,83,107,115],"users":[14,71],"transmit":[15],"to":[16],"single":[18],"receiver":[19,23],"is":[20,52,95],"considered.":[21],"The":[22,34,57,85,99],"and":[24,75,109],"transmitter":[26],"have":[27,72],"perfect":[28,73],"knowledge":[29],"of":[30,36,60,82],"channel":[32,51,64],"states.":[33],"set":[35],"long":[37],"term":[38],"achievable":[39],"rates,":[40],"i.e.,":[41],"capacity":[43,58,86,116],"region,":[44],"for":[45,54],"power":[47],"controlled":[48],"scalar":[49],"multiaccess":[50],"characterized":[53],"fading":[55,62],"CDMA.":[56],"region":[59,87,92,102,113],"under":[65],"additive":[66],"white":[67],"Gaussian":[68],"noise,":[69],"CSI":[74],"powers":[77],"are":[78],"allocated":[79],"as":[80],"function":[81],"CSI.":[84],"may":[88],"contain":[89],"flat":[91,112],"but":[93],"it":[94],"not":[96],"strictly":[97],"convex.":[98],"simultaneous":[100],"transmission":[101],"nonorthogonal":[104],"signatures":[105],"implies":[106],"sum-capacity,":[108],"therefore,":[110],"on":[114],"boundary":[117],"exists":[118]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}