{"id":"https://openalex.org/W7147154593","doi":"https://doi.org/10.1109/lascas67804.2026.11457078","title":"A Low-Cost, SDR-Based Testbed for Multi-Domain Characterization of 5G NR Amplifier Chains","display_name":"A Low-Cost, SDR-Based Testbed for Multi-Domain Characterization of 5G NR Amplifier Chains","publication_year":2026,"publication_date":"2026-02-24","ids":{"openalex":"https://openalex.org/W7147154593","doi":"https://doi.org/10.1109/lascas67804.2026.11457078"},"language":null,"primary_location":{"id":"doi:10.1109/lascas67804.2026.11457078","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lascas67804.2026.11457078","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE 17th Latin America Symposium on Circuits and System (LASCAS)","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/A5120700229","display_name":"Rodrigo Apaza Huanca","orcid":null},"institutions":[{"id":"https://openalex.org/I122147150","display_name":"Universidad Mayor de San Andr\u00e9s","ror":"https://ror.org/00k4v9x79","country_code":"BO","type":"education","lineage":["https://openalex.org/I122147150"]}],"countries":["BO"],"is_corresponding":true,"raw_author_name":"Rodrigo Apaza Huanca","raw_affiliation_strings":["Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia"],"affiliations":[{"raw_affiliation_string":"Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia","institution_ids":["https://openalex.org/I122147150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132722582","display_name":"Renan Garcia Escarzo","orcid":null},"institutions":[{"id":"https://openalex.org/I122147150","display_name":"Universidad Mayor de San Andr\u00e9s","ror":"https://ror.org/00k4v9x79","country_code":"BO","type":"education","lineage":["https://openalex.org/I122147150"]}],"countries":["BO"],"is_corresponding":false,"raw_author_name":"Renan Garcia Escarzo","raw_affiliation_strings":["Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia"],"affiliations":[{"raw_affiliation_string":"Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia","institution_ids":["https://openalex.org/I122147150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120496303","display_name":"Juan Carlos Paredes Condori","orcid":null},"institutions":[{"id":"https://openalex.org/I122147150","display_name":"Universidad Mayor de San Andr\u00e9s","ror":"https://ror.org/00k4v9x79","country_code":"BO","type":"education","lineage":["https://openalex.org/I122147150"]}],"countries":["BO"],"is_corresponding":false,"raw_author_name":"Juan Carlos Paredes Condori","raw_affiliation_strings":["Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia"],"affiliations":[{"raw_affiliation_string":"Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia","institution_ids":["https://openalex.org/I122147150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132541624","display_name":"Esteban Gironda Lagrava","orcid":null},"institutions":[{"id":"https://openalex.org/I4210131140","display_name":"Universidad Privada Boliviana","ror":"https://ror.org/03758j340","country_code":"BO","type":"education","lineage":["https://openalex.org/I4210131140"]}],"countries":["BO"],"is_corresponding":false,"raw_author_name":"Esteban Gironda Lagrava","raw_affiliation_strings":["Ingenier&#x00ED;a en Sistemas, Electr&#x00F3;nicos y de Telecomunicaciones, Universidad Privada Boliviana,La Paz,Bolivia"],"affiliations":[{"raw_affiliation_string":"Ingenier&#x00ED;a en Sistemas, Electr&#x00F3;nicos y de Telecomunicaciones, Universidad Privada Boliviana,La Paz,Bolivia","institution_ids":["https://openalex.org/I4210131140"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5093975100","display_name":"Karel Walter Gomez Orellana","orcid":"https://orcid.org/0009-0001-2648-6737"},"institutions":[{"id":"https://openalex.org/I122147150","display_name":"Universidad Mayor de San Andr\u00e9s","ror":"https://ror.org/00k4v9x79","country_code":"BO","type":"education","lineage":["https://openalex.org/I122147150"]}],"countries":["BO"],"is_corresponding":false,"raw_author_name":"Karel Walter Gomez Orellana","raw_affiliation_strings":["Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia"],"affiliations":[{"raw_affiliation_string":"Ingenier&#x00ED;a Electr&#x00F3;nica, Universidad Mayor de San Andr&#x00E9;s,La Paz,Bolivia","institution_ids":["https://openalex.org/I122147150"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5104247174","display_name":"Hugo Orlando Condori Quispe","orcid":null},"institutions":[{"id":"https://openalex.org/I4210131140","display_name":"Universidad Privada Boliviana","ror":"https://ror.org/03758j340","country_code":"BO","type":"education","lineage":["https://openalex.org/I4210131140"]}],"countries":["BO"],"is_corresponding":false,"raw_author_name":"Hugo Orlando Condori Quispe","raw_affiliation_strings":["Ingenier&#x00ED;a en Sistemas, Electr&#x00F3;nicos y de Telecomunicaciones, Universidad Privada Boliviana,La Paz,Bolivia"],"affiliations":[{"raw_affiliation_string":"Ingenier&#x00ED;a en Sistemas, Electr&#x00F3;nicos y de Telecomunicaciones, Universidad Privada Boliviana,La Paz,Bolivia","institution_ids":["https://openalex.org/I4210131140"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5120700229"],"corresponding_institution_ids":["https://openalex.org/I122147150"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.91622828,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"01","last_page":"05"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.944100022315979,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.944100022315979,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.020899999886751175,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.015399999916553497,"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/testbed","display_name":"Testbed","score":0.8898000121116638},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.7092000246047974},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.5892000198364258},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.4772000014781952},{"id":"https://openalex.org/keywords/characterization","display_name":"Characterization (materials science)","score":0.4611000120639801},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.4505999982357025},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.43720000982284546}],"concepts":[{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.8898000121116638},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.7092000246047974},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.6051999926567078},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.5892000198364258},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5328999757766724},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.4772000014781952},{"id":"https://openalex.org/C2780841128","wikidata":"https://www.wikidata.org/wiki/Q5073781","display_name":"Characterization (materials science)","level":2,"score":0.4611000120639801},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.4505999982357025},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.43720000982284546},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.4097000062465668},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4088999927043915},{"id":"https://openalex.org/C196054291","wikidata":"https://www.wikidata.org/wiki/Q7276624","display_name":"RF power amplifier","level":4,"score":0.37279999256134033},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3653999865055084},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.32010000944137573},{"id":"https://openalex.org/C87133666","wikidata":"https://www.wikidata.org/wiki/Q1161699","display_name":"Dynamic range","level":2,"score":0.31349998712539673},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2888000011444092},{"id":"https://openalex.org/C96834759","wikidata":"https://www.wikidata.org/wiki/Q750463","display_name":"Phase modulation","level":3,"score":0.28450000286102295},{"id":"https://openalex.org/C2780056265","wikidata":"https://www.wikidata.org/wiki/Q106239881","display_name":"High dynamic range","level":3,"score":0.25540000200271606}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lascas67804.2026.11457078","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lascas67804.2026.11457078","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE 17th Latin America Symposium on Circuits and System (LASCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W2213541308","https://openalex.org/W2739778833","https://openalex.org/W2808499605","https://openalex.org/W2902508451","https://openalex.org/W2925324561","https://openalex.org/W2990989253","https://openalex.org/W2992106156","https://openalex.org/W2998228057","https://openalex.org/W3132161569","https://openalex.org/W4293198778","https://openalex.org/W4310007474","https://openalex.org/W4316661114","https://openalex.org/W4409736274"],"related_works":[],"abstract_inverted_index":{"The":[0],"characterization":[1],"of":[2],"5G":[3,32,73],"New":[4],"Radio":[5,28],"(NR)":[6],"power":[7],"amplifiers":[8],"is":[9],"critical":[10],"but":[11],"traditionally":[12],"relies":[13],"on":[14,54],"cost-prohibitive":[15],"equipment.":[16],"This":[17,76],"paper":[18],"presents":[19],"a":[20,25,40,71],"low-cost,":[21],"reconfigurable":[22],"testbed":[23,59],"using":[24],"single":[26],"Software-Defined":[27],"(SDR)":[29],"for":[30,70,85],"both":[31],"compliant":[33],"waveform":[34],"generation":[35],"and":[36,49,90],"analysis.":[37,52],"We":[38],"introduce":[39],"multi-domain":[41],"methodology":[42],"integrating":[43],"frequency":[44],"(ACPR),":[45],"time":[46],"(power":[47],"envelope),":[48],"modulation":[50],"(EVM)":[51],"Validated":[53],"an":[55,82],"amplifier":[56],"chain,":[57],"the":[58,61,66,79],"captures":[60],"EVM":[62],"\u201cbathtub\u201d":[63],"curve,":[64],"determining":[65],"linear":[67],"dynamic":[68],"range":[69],"256-QAM":[72],"NR":[74],"signal.":[75],"work":[77],"establishes":[78],"platform":[80],"as":[81],"accessible":[83],"tool":[84],"practical":[86],"RF":[87],"engineering,":[88],"education,":[89],"research.":[91]},"counts_by_year":[],"updated_date":"2026-04-02T13:53:19.096889","created_date":"2026-04-02T00:00:00"}
