@article{https://resolver.caltech.edu/CaltechAUTHORS:AOKieeejscc08,
    title = "A Fully-Integrated Quad-Band GSM/GPRS CMOS Power Amplifier",
    journal = "IEEE Journal of Solid-State Circuits",
    year = "2008",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:AOKieeejscc08",
    id = "record",
    issn = "0018-9200",
    doi = "10.1109/JSSC.2008.2004870",
    volume = "43"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:KIMieeetmtt05,
    title = "An optimized design of distributed active transformer",
    journal = "IEEE Transactions on Microwave Theory and Techniques",
    year = "2005",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:KIMieeetmtt05",
    id = "record",
    issn = "0018-9480",
    doi = "10.1109/TMTT.2004.839940",
    volume = "53"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:KEEieeetmtt03,
    title = "The Class-E/F Family of ZVS Switching Amplifiers",
    journal = "IEEE Transactions on Microwave Theory and Techniques",
    year = "2003",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:KEEieeetmtt03",
    id = "record",
    issn = "0018-9480",
    doi = "10.1109/TMTT.2003.812564",
    volume = "51"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:AOKieeejssc02,
    title = "Fully integrated CMOS power amplifier design using the distributed active-transformer architecture",
    journal = "IEEE Journal of Solid-State Circuits",
    year = "2002",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:AOKieeejssc02",
    id = "record",
    issn = "0018-9200",
    doi = "10.1109/4.987090",
    volume = "37"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:AOKieeemtt02,
    title = "Distributed active transformer - a new power-combining andimpedance-transformation technique",
    journal = "IEEE Transactions on Microwave Theory and Techniques",
    year = "2002",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:AOKieeemtt02",
    id = "record",
    issn = "0018-9480",
    doi = "10.1109/22.981284",
    volume = "50"
}