A new coplanar waveguide bandpass filter using interdigital DGS

Jae Kwan Lee, Young Sik Kim

    Research output: Contribution to journalArticlepeer-review

    Abstract

    In this letter, a new bandpass filter (BPF) with coplanar waveguide using interdigital capacitor and interdigital defected ground structure is proposed. The proposed BPF size is reduced about 33% compared to the BPF using a conventional DGS one. Both filters have lower and higher cutoff frequency at about 1.4 and 2.4 GHz. The measured results are well agreed with the simulation ones.

    Original languageEnglish
    Pages (from-to)2915-2917
    Number of pages3
    JournalMicrowave and Optical Technology Letters
    Volume51
    Issue number12
    DOIs
    Publication statusPublished - 2009 Dec

    Keywords

    • Bandpass filter
    • Defected ground structure
    • Interdigital defected ground structure

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Atomic and Molecular Physics, and Optics
    • Condensed Matter Physics
    • Electrical and Electronic Engineering

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