Parallel configuration of oscillator for strong harmonics suppression and frequency doubler

  • K. J. Lee*
  • , C. W. Jang
  • , J. P. Ko
  • , Y. S. Kim
  • *Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Citations (Scopus)

    Abstract

    In this paper, a low noise parallel feedback oscillator for harmonic suppression and a frequency doubler are presented. In the oscillator design, as the fundamental signal is extracted between the dielectric resonator (DR) filter and the gate of the active device, the undesired harmonics at the output of the oscillator are remarkably suppressed. The fundamental signal of the oscillator directly feeds to the frequency doubler without an additional band pass filter to suppress spurious harmonics. The second harmonic suppression of -47.7 dBc at the single oscillator output and the fundamental suppression of -37.5 dBc at the frequency doubler output are achieved, respectably.

    Original languageEnglish
    Title of host publicationAPMC 2005
    Subtitle of host publicationAsia-Pacific Microwave Conference Proceedings 2005
    DOIs
    Publication statusPublished - 2005
    EventAPMC 2005: Asia-Pacific Microwave Conference 2005 - Suzhou, China
    Duration: 2005 Dec 42005 Dec 7

    Publication series

    NameAsia-Pacific Microwave Conference Proceedings, APMC
    Volume5

    Other

    OtherAPMC 2005: Asia-Pacific Microwave Conference 2005
    Country/TerritoryChina
    CitySuzhou
    Period05/12/405/12/7

    ASJC Scopus subject areas

    • General Engineering

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