{"id":"https://openalex.org/W1938596152","doi":"https://doi.org/10.1109/iciprm.1996.491936","title":"Active circulator MMIC in CPW technology using quarter micron InAlAs/InGaAs/InP HFETs","display_name":"Active circulator MMIC in CPW technology using quarter micron InAlAs/InGaAs/InP HFETs","publication_year":2002,"publication_date":"2002-12-23","ids":{"openalex":"https://openalex.org/W1938596152","doi":"https://doi.org/10.1109/iciprm.1996.491936","mag":"1938596152"},"language":"en","primary_location":{"id":"doi:10.1109/iciprm.1996.491936","doi":"https://doi.org/10.1109/iciprm.1996.491936","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iciprm.1996.491936","pdf_url":null,"source":{"id":"https://openalex.org/S4210228754","display_name":"Conference proceedings. ... International Conference on Indium Phosphide and Related Materials","issn_l":"1092-8669","issn":["1092-8669","2641-7952"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 8th International Conference on Indium Phosphide and Related Materials","raw_type":"proceedings-article"},"volume":null,"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":null,"display_name":"M. Berg","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I891521709","display_name":"Daimler (Germany)","ror":"https://ror.org/00m0j3d84","country_code":"DE","type":"company","lineage":["https://openalex.org/I891521709"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"M. Berg","raw_affiliation_strings":["Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","Daimler Benz, AG, Ulm, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","institution_ids":["https://openalex.org/I891521709"]},{"raw_affiliation_string":"Daimler Benz, AG, Ulm, Germany#TAB#","institution_ids":["https://openalex.org/I891521709"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108353411","display_name":"Thomas Hackbarth","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I891521709","display_name":"Daimler (Germany)","ror":"https://ror.org/00m0j3d84","country_code":"DE","type":"company","lineage":["https://openalex.org/I891521709"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"T. Hackbarth","raw_affiliation_strings":["Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","Daimler Benz, AG, Ulm, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","institution_ids":["https://openalex.org/I891521709"]},{"raw_affiliation_string":"Daimler Benz, AG, Ulm, Germany#TAB#","institution_ids":["https://openalex.org/I891521709"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087612835","display_name":"B. E. Maile","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I891521709","display_name":"Daimler (Germany)","ror":"https://ror.org/00m0j3d84","country_code":"DE","type":"company","lineage":["https://openalex.org/I891521709"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"B.E. Maile","raw_affiliation_strings":["Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","Daimler Benz, AG, Ulm, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","institution_ids":["https://openalex.org/I891521709"]},{"raw_affiliation_string":"Daimler Benz, AG, Ulm, Germany#TAB#","institution_ids":["https://openalex.org/I891521709"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005786626","display_name":"S. Ko\u00dflowski","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I891521709","display_name":"Daimler (Germany)","ror":"https://ror.org/00m0j3d84","country_code":"DE","type":"company","lineage":["https://openalex.org/I891521709"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"S. Kosslowski","raw_affiliation_strings":["Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","Daimler Benz, AG, Ulm, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","institution_ids":["https://openalex.org/I891521709"]},{"raw_affiliation_string":"Daimler Benz, AG, Ulm, Germany#TAB#","institution_ids":["https://openalex.org/I891521709"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089546333","display_name":"J\u00fcrgen Dickmann","orcid":"https://orcid.org/0000-0002-4328-3368","observed_orcids":["https://orcid.org/0000-0002-4328-3368"]},"institutions":[{"id":"https://openalex.org/I891521709","display_name":"Daimler (Germany)","ror":"https://ror.org/00m0j3d84","country_code":"DE","type":"company","lineage":["https://openalex.org/I891521709"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J. Dickmann","raw_affiliation_strings":["Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","Daimler Benz, AG, Ulm, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Research Center Ulm, Daimler Benz Aerospace, Ulm, Germany","institution_ids":["https://openalex.org/I891521709"]},{"raw_affiliation_string":"Daimler Benz, AG, Ulm, Germany#TAB#","institution_ids":["https://openalex.org/I891521709"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040230853","display_name":"Dietmar Kother","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210150649","display_name":"Institute for Mobile and Satellite Communication Technology","ror":"https://ror.org/04xbrv698","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210150649"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"D. Kother","raw_affiliation_strings":["Institut f\u00fcr Mobil-und Satellitenfunktechnik, IMST GmbH, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut f\u00fcr Mobil-und Satellitenfunktechnik, IMST GmbH, Germany","institution_ids":["https://openalex.org/I4210150649"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020577229","display_name":"B. Hopf","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210150649","display_name":"Institute for Mobile and Satellite Communication Technology","ror":"https://ror.org/04xbrv698","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210150649"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"B. Hopf","raw_affiliation_strings":["Institut f\u00fcr Mobil-und Satellitenfunktechnik, IMST GmbH, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut f\u00fcr Mobil-und Satellitenfunktechnik, IMST GmbH, Germany","institution_ids":["https://openalex.org/I4210150649"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105986259","display_name":"Hans Ludwig Hartnagel","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technische Universit\u00e4t Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"H.L. Hartnagel","raw_affiliation_strings":["Technische Hochschule Darmstadt, Institut f\u00fcr Hochfrequenztechnik, Darmstadt, Germany","[Technische Hochschule Darmstadt, Institut fur Hochfrequenztechnik, Darmstadt, Germany]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Hochschule Darmstadt, Institut f\u00fcr Hochfrequenztechnik, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]},{"raw_affiliation_string":"[Technische Hochschule Darmstadt, Institut fur Hochfrequenztechnik, Darmstadt, Germany]","institution_ids":["https://openalex.org/I31512782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.711,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.64833074,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"68","last_page":"71"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.6514000296592712,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.6514000296592712,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.34450000524520874,"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/T11803","display_name":"Superconducting and THz Device Technology","score":0.0013000000035390258,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mmic","display_name":"MMIC","score":0.906000018119812},{"id":"https://openalex.org/keywords/coplanar-waveguide","display_name":"coplanar waveguide","score":0.9480000138282776},{"id":"https://openalex.org/keywords/q-band","display_name":"Q-band","score":0.6880000233650208},{"id":"https://openalex.org/keywords/lattice-matched-heterostructures","display_name":"lattice-matched heterostructures","score":0.6309999823570251},{"id":"https://openalex.org/keywords/isolation","display_name":"isolation","score":0.47999998927116394},{"id":"https://openalex.org/keywords/feedback-capacitance","display_name":"feedback capacitance","score":0.7680000066757202},{"id":"https://openalex.org/keywords/microwave-integrated-circuits","display_name":"microwave integrated circuits","score":0.48399999737739563}],"concepts":[{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.7525365352630615},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7048351764678955},{"id":"https://openalex.org/C120546263","wikidata":"https://www.wikidata.org/wiki/Q162869","display_name":"Circulator","level":2,"score":0.698742151260376},{"id":"https://openalex.org/C128450285","wikidata":"https://www.wikidata.org/wiki/Q1945036","display_name":"Monolithic microwave integrated circuit","level":4,"score":0.6329253911972046},{"id":"https://openalex.org/C510052550","wikidata":"https://www.wikidata.org/wiki/Q422819","display_name":"Gallium arsenide","level":2,"score":0.6121022701263428},{"id":"https://openalex.org/C2776152967","wikidata":"https://www.wikidata.org/wiki/Q416291","display_name":"Indium phosphide","level":3,"score":0.5792765021324158},{"id":"https://openalex.org/C20254490","wikidata":"https://www.wikidata.org/wiki/Q719550","display_name":"Biasing","level":3,"score":0.49524441361427307},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4537534713745117},{"id":"https://openalex.org/C30066665","wikidata":"https://www.wikidata.org/wiki/Q164399","display_name":"Capacitance","level":3,"score":0.41264504194259644},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.29743528366088867},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.15874013304710388},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14637646079063416},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.13070625066757202},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12710151076316833},{"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/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iciprm.1996.491936","doi":"https://doi.org/10.1109/iciprm.1996.491936","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iciprm.1996.491936","pdf_url":null,"source":{"id":"https://openalex.org/S4210228754","display_name":"Conference proceedings. ... International Conference on Indium Phosphide and Related Materials","issn_l":"1092-8669","issn":["1092-8669","2641-7952"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 8th International Conference on Indium Phosphide and Related Materials","raw_type":"proceedings-article"},{"id":"pmh:oai:tubiblio.ulb.tu-darmstadt.de:8493","doi":null,"is_oa":false,"landing_page_url":"http://tubiblio.ulb.tu-darmstadt.de/8493/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196390","display_name":"TUbilio (Technical University of Darmstadt)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I31512782","host_organization_name":"Technische Universit\u00e4t Darmstadt","host_organization_lineage":["https://openalex.org/I31512782"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Konferenzver\u00f6ffentlichung"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1819205185","https://openalex.org/W1985307687","https://openalex.org/W2024003672","https://openalex.org/W2089408672","https://openalex.org/W2107239128","https://openalex.org/W2121766854","https://openalex.org/W2163626461","https://openalex.org/W2540576825"],"related_works":["https://openalex.org/W2083296263","https://openalex.org/W2026025314","https://openalex.org/W2070278321","https://openalex.org/W2142911242","https://openalex.org/W1718682030","https://openalex.org/W2154909364","https://openalex.org/W2567385564","https://openalex.org/W3128900893","https://openalex.org/W4404076353","https://openalex.org/W607733632"],"abstract_inverted_index":{"An":[0],"active":[1,19],"coplanar":[2],"circulator":[3,70],"for":[4],"Q-band":[5],"operation":[6],"based":[7],"on":[8,51],"lattice":[9],"matched":[10],"InAlAs/InGaAs/InP":[11],"HFETs":[12],"has":[13],"been":[14],"designed":[15],"and":[16,30,48,53,76,82],"fabricated.":[17],"The":[18,40],"devices":[20],"have":[21],"a":[22,33],"gate-width":[23],"of":[24,35,68,100],"W/sub":[25],"G/=6/spl":[26],"times/20":[27],"/spl":[28,38],"mu/m":[29],"T-gates":[31],"with":[32],"gate-length":[34],"L/sub":[36],"G/=0.25":[37],"mu/m.":[39],"circuit":[41],"is":[42,71,86,92],"fully":[43],"passivated,":[44],"contains":[45],"all":[46],"matching":[47],"biasing":[49],"networks":[50],"chip":[52],"operates":[54],"under":[55],"zero":[56],"volt":[57],"gate":[58],"bias.":[59],"Over":[60],"the":[61,65,69,77,80,83,95,101],"entire":[62],"frequency":[63],"range":[64],"input":[66],"reflection":[67],"better":[72,87],"than":[73,88],"-15":[74],"dB":[75,90],"isolation":[78],"between":[79],"transmit":[81],"receive":[84],"path":[85],"-30":[89],"which":[91],"attributed":[93],"to":[94],"extremely":[96],"low":[97],"feedback":[98],"capacitance":[99],"InP-based":[102],"HFETs.":[103]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}