{"id":"https://openalex.org/W4408100461","doi":"https://doi.org/10.1109/rws62086.2025.10905006","title":"An E-Band Quadrupler Utilizing a 45\u00b0Polyphase Filter for Improved Harmonic Rejection","display_name":"An E-Band Quadrupler Utilizing a 45\u00b0Polyphase Filter for Improved Harmonic Rejection","publication_year":2025,"publication_date":"2025-01-19","ids":{"openalex":"https://openalex.org/W4408100461","doi":"https://doi.org/10.1109/rws62086.2025.10905006"},"language":"en","primary_location":{"id":"doi:10.1109/rws62086.2025.10905006","is_oa":false,"landing_page_url":"https://doi.org/10.1109/rws62086.2025.10905006","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Radio and Wireless Symposium (RWS)","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/A5018015335","display_name":"Pascal Stadler","orcid":"https://orcid.org/0000-0001-9778-7329"},"institutions":[{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Pascal Stadler","raw_affiliation_strings":["Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany","institution_ids":["https://openalex.org/I904495901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030590888","display_name":"Justin Romstadt","orcid":"https://orcid.org/0000-0003-0366-6601"},"institutions":[{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Justin Romstadt","raw_affiliation_strings":["Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany","institution_ids":["https://openalex.org/I904495901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079367259","display_name":"Muhammed Ali Yildirim","orcid":"https://orcid.org/0000-0002-6990-0387"},"institutions":[{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Muhammed Ali Yildirim","raw_affiliation_strings":["Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany","institution_ids":["https://openalex.org/I904495901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065652168","display_name":"Tobias Welling","orcid":"https://orcid.org/0000-0001-6014-133X"},"institutions":[{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Tobias Welling","raw_affiliation_strings":["Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany","institution_ids":["https://openalex.org/I904495901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060917100","display_name":"Klaus Aufinger","orcid":"https://orcid.org/0000-0002-7884-7987"},"institutions":[{"id":"https://openalex.org/I137594350","display_name":"Infineon Technologies (Germany)","ror":"https://ror.org/005kw6t15","country_code":"DE","type":"company","lineage":["https://openalex.org/I137594350"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Klaus Aufinger","raw_affiliation_strings":["Infineon Technologies AG,Neubiberg,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Infineon Technologies AG,Neubiberg,Germany","institution_ids":["https://openalex.org/I137594350"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029938305","display_name":"Nils Pohl","orcid":"https://orcid.org/0000-0001-5362-638X"},"institutions":[{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Nils Pohl","raw_affiliation_strings":["Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Integrated Systems Ruhr University Bochum,Bochum,Germany","institution_ids":["https://openalex.org/I904495901"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0353346,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"89","last_page":"92"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.992900013923645,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.992900013923645,"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/T12801","display_name":"Bluetooth and Wireless Communication Technologies","score":0.9603000283241272,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9599999785423279,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/polyphase-system","display_name":"Polyphase system","score":0.9101865291595459},{"id":"https://openalex.org/keywords/harmonic-analysis","display_name":"Harmonic analysis","score":0.6289721727371216},{"id":"https://openalex.org/keywords/harmonic","display_name":"Harmonic","score":0.5239001512527466},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.47257769107818604},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4576015770435333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3896946310997009},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2249498963356018},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.1962309181690216},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.145405113697052}],"concepts":[{"id":"https://openalex.org/C96157337","wikidata":"https://www.wikidata.org/wiki/Q391639","display_name":"Polyphase system","level":2,"score":0.9101865291595459},{"id":"https://openalex.org/C131770355","wikidata":"https://www.wikidata.org/wiki/Q876215","display_name":"Harmonic analysis","level":2,"score":0.6289721727371216},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.5239001512527466},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.47257769107818604},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4576015770435333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3896946310997009},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2249498963356018},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.1962309181690216},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.145405113697052}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/rws62086.2025.10905006","is_oa":false,"landing_page_url":"https://doi.org/10.1109/rws62086.2025.10905006","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Radio and Wireless Symposium (RWS)","raw_type":"proceedings-article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/487017","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/487017","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.800000011920929,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320330618","display_name":"Infineon Technologies","ror":"https://ror.org/005kw6t15"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2364484574","https://openalex.org/W2110759704","https://openalex.org/W2587667458","https://openalex.org/W2164070943","https://openalex.org/W2983963786","https://openalex.org/W1861882962","https://openalex.org/W1497667432","https://openalex.org/W2163128389","https://openalex.org/W2121926536","https://openalex.org/W1516921425"],"abstract_inverted_index":{"This":[0],"work":[1],"demonstrates":[2],"$\\mathbf{x":[3],"4}$":[4],"frequency":[5,27,95],"multiplication":[6],"from":[7,117],"$14.5-22.5":[8],"\\mathrm{GHz}$":[9],"to":[10,34,135,138,143,150],"$\\mathbf{5":[11],"8":[12],"-":[13],"9":[14,79],"0":[15],"~":[16],"G":[17],"H":[18],"z}$":[19],"in":[20,44,49],"Infineon\u2019s":[21],"90":[22],"nm":[23],"B12HFC":[24],"technology.":[25],"The":[26],"multiplier":[28,96],"employs":[29],"a":[30,50,106,118,124],"Polyphase":[31],"Filter":[32],"(PPF)":[33],"create":[35],"eight":[36],"signals":[37],"with":[38,101],"equidistant":[39],"phases":[40],"$\\left(\\Delta":[41],"\\varphi=45^{\\circ}\\right)$":[42],"leveraged":[43],"two":[45],"single-stage":[46],"quadruplers":[47],"resulting":[48],"harmonic":[51,104],"rejection":[52,142],"as":[53,55],"high":[54],"33.9":[56],"dBc.":[57],"To":[58],"adjust":[59],"for":[60,123],"phase":[61],"imbalances":[62],"and":[63],"insertion":[64],"losses,":[65],"buffer":[66],"stages":[67],"are":[68],"interspersed":[69],"throughout":[70],"the":[71,94,98,102,140,148],"$1550":[72],"\\mu":[73,77],"\\mathrm{~m}":[74],"\\times":[75],"600":[76],"\\mathrm{~m}\\left(\\mathbf{0.":[78],"3}":[80],"\\mathrm{~mm}^{2}\\right)$":[81],"design":[82],"($0.64":[83],"\\mathrm{~mm}^{2}$":[84],"core":[85],"area).":[86],"Within":[87],"its":[88],"$32":[89],"\\mathrm{GHz}(43\\%)$":[90],"of":[91,110,128],"$3-\\mathrm{dB}$":[92],"bandwidth,":[93],"covers":[97],"full":[99],"E-band,":[100],"fourth":[103],"having":[105],"maximum":[107,141],"output":[108],"power":[109,126],"0.3":[111],"dBm.":[112],"It":[113],"draws":[114],"90.4":[115],"mA":[116],"single":[119],"3.3":[120],"V":[121],"supply":[122],"total":[125],"consumption":[127],"298.3":[129],"mW,":[130],"which":[131],"can":[132],"be":[133],"reduced":[134],"225.7":[136],"mW":[137],"raise":[139],"40.2":[144],"dBc":[145],"while":[146],"limiting":[147],"bandwidth":[149],"18":[151],"GHz":[152],"(27%).":[153]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
