{"id":"https://openalex.org/W2792143308","doi":"https://doi.org/10.1109/isscc.2018.8310357","title":"A compact dual-band digital doherty power amplifier using parallel-combining transformer for cellular NB-IoT applications","display_name":"A compact dual-band digital doherty power amplifier using parallel-combining transformer for cellular NB-IoT applications","publication_year":2018,"publication_date":"2018-02-01","ids":{"openalex":"https://openalex.org/W2792143308","doi":"https://doi.org/10.1109/isscc.2018.8310357","mag":"2792143308"},"language":"en","primary_location":{"id":"doi:10.1109/isscc.2018.8310357","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc.2018.8310357","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Solid - State Circuits Conference - (ISSCC)","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/A5037491264","display_name":"Yun Yin","orcid":"https://orcid.org/0000-0002-3911-8079"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yun Yin","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106121612","display_name":"Liang Xiong","orcid":null},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Xiong","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014411780","display_name":"Yiting Zhu","orcid":"https://orcid.org/0000-0003-1113-7507"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiting Zhu","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100675170","display_name":"Bowen Chen","orcid":"https://orcid.org/0000-0001-5018-9540"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bowen Chen","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055362528","display_name":"Hao Min","orcid":"https://orcid.org/0000-0002-5673-1115"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Min","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030822792","display_name":"Hongtao Xu","orcid":"https://orcid.org/0000-0003-1852-4112"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongtao Xu","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5037491264"],"corresponding_institution_ids":["https://openalex.org/I24943067"],"apc_list":null,"apc_paid":null,"fwci":2.8326,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.91113151,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"64","issue":null,"first_page":"408","last_page":"410"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9993000030517578,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.996399998664856,"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/amplifier","display_name":"Amplifier","score":0.6916769742965698},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6355655193328857},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5325338840484619},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.44429564476013184},{"id":"https://openalex.org/keywords/multi-band-device","display_name":"Multi-band device","score":0.4413447380065918},{"id":"https://openalex.org/keywords/adjacent-channel","display_name":"Adjacent channel","score":0.43989279866218567},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.4264214336872101},{"id":"https://openalex.org/keywords/electrical-efficiency","display_name":"Electrical efficiency","score":0.425650954246521},{"id":"https://openalex.org/keywords/transformer","display_name":"Transformer","score":0.41914403438568115},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.39174631237983704},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3332238793373108},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.2723901569843292},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2323453724384308},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.2317081093788147},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23092332482337952},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.1659950315952301},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.10753920674324036}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6916769742965698},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6355655193328857},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5325338840484619},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.44429564476013184},{"id":"https://openalex.org/C134546842","wikidata":"https://www.wikidata.org/wiki/Q1756885","display_name":"Multi-band device","level":3,"score":0.4413447380065918},{"id":"https://openalex.org/C2776908912","wikidata":"https://www.wikidata.org/wiki/Q16001834","display_name":"Adjacent channel","level":4,"score":0.43989279866218567},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.4264214336872101},{"id":"https://openalex.org/C118993495","wikidata":"https://www.wikidata.org/wiki/Q5042828","display_name":"Electrical efficiency","level":3,"score":0.425650954246521},{"id":"https://openalex.org/C66322947","wikidata":"https://www.wikidata.org/wiki/Q11658","display_name":"Transformer","level":3,"score":0.41914403438568115},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.39174631237983704},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3332238793373108},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2723901569843292},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2323453724384308},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.2317081093788147},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23092332482337952},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.1659950315952301},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.10753920674324036},{"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},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isscc.2018.8310357","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc.2018.8310357","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Solid - State Circuits Conference - (ISSCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8199999928474426}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1920516676","https://openalex.org/W2018401176","https://openalex.org/W2089274736","https://openalex.org/W2482187716","https://openalex.org/W2591925267","https://openalex.org/W2624678903","https://openalex.org/W2756971426"],"related_works":["https://openalex.org/W2792937609","https://openalex.org/W2090306065","https://openalex.org/W2034542869","https://openalex.org/W4377235469","https://openalex.org/W1992935801","https://openalex.org/W1569385444","https://openalex.org/W2018691840","https://openalex.org/W2616517456","https://openalex.org/W2104443603","https://openalex.org/W2542763212"],"abstract_inverted_index":{"Narrowband":[0],"Internet-of-Things":[1],"(NB-IoT)":[2],"is":[3,16,82,116,166,224],"a":[4,97,216,228],"newly":[5],"developed":[6],"3GPP":[7],"protocol":[8],"optimized":[9,121],"for":[10,33,101,110,221,233],"low-power":[11],"wide-area":[12],"IoT":[13],"applications":[14,103,223],"and":[15,45,56,68,129,156,226,239],"evolving":[17],"toward":[18],"the":[19,73,91,113,147,172,210],"future":[20],"fifth-generation":[21],"(5G)":[22],"mobile":[23],"communication.":[24],"It":[25],"specifies":[26],"at":[27,179,184],"least":[28],"23dBm":[29],"maximum":[30],"output":[31],"power":[32,78,137,181,185,231],"long-range":[34],"communication,":[35],"stringent":[36],"emission":[37],"mask":[38],"compatible":[39],"with":[40],"guard-band":[41],"or":[42],"in-band":[43],"scenarios,":[44],"it":[46],"supports":[47],"multiple":[48],"operation":[49,149],"bands":[50,109],"from":[51,57,87],"699":[52],"to":[53,59,71,117,152,174,188],"915MHz":[54],"(LB)":[55],"1710":[58],"1980MHz":[60],"(HB).":[61],"For":[62],"cost":[63],"reduction,":[64],"longer":[65],"battery":[66,190],"life,":[67],"fast":[69],"time":[70],"market,":[72],"integration":[74],"of":[75,195],"high-power":[76,217],"high-efficiency":[77],"amplifiers":[79],"(PAs)":[80],"on-chip":[81],"greatly":[83],"demanded.":[84],"To":[85,105],"benefit":[86],"advanced":[88],"CMOS":[89],"technology,":[90],"digital":[92,196,218],"polar":[93],"transmitter":[94],"has":[95],"become":[96],"very":[98],"attractive":[99],"architecture":[100],"NB-IoT":[102,222],"[1].":[104],"simultaneously":[106],"support":[107,153],"dual":[108],"user":[111],"flexibility,":[112],"traditional":[114],"solution":[115],"implement":[118],"two":[119,148,205],"separately":[120],"PAs":[122,198],"[2],":[123],"which":[124,170],"requires":[125,171],"extra":[126],"design":[127],"effort":[128],"increases":[130],"die":[131],"area.":[132],"An":[133],"ultra-compact":[134,240],"single-transformer-based":[135],"parallel":[136],"combiner":[138,232],"proposed":[139,225],"in":[140,146,168,202,209],"[3]":[141],"provides":[142],"optimum":[143],"load":[144],"transformation":[145],"bands.":[150],"Moreover,":[151],"higher":[154],"throughputs":[155],"achieve":[157],"better":[158],"spectral":[159],"efficiency,":[160],"high":[161],"peak-to-average-power-ratio":[162],"(PAPR)":[163],"multi-subcarrier":[164],"modulation":[165],"adopted":[167],"NB-IoT,":[169],"PA":[173,220],"be":[175],"efficient":[176],"not":[177],"only":[178],"peak":[180],"but":[182,204],"also":[183],"back-off":[186,236],"(PBO)":[187],"extend":[189],"life.":[191],"Efficiency":[192],"boosting":[193],"techniques":[194],"Doherty":[197,219],"have":[199],"been":[200],"shown":[201],"[4-6],":[203],"transformers":[206],"are":[207],"needed":[208],"passive":[211],"network.":[212],"In":[213],"this":[214],"work,":[215],"introduces":[227],"parallel-combining-transformer":[229],"(PCT)":[230],"dual-band":[234],"coverage,":[235],"efficiency":[237],"enhancement,":[238],"implementation.":[241]},"counts_by_year":[{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":4},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}