In this paper, parallel plate varactor based phase shifter circuits using Barium Strontium Titanate (BST) thin films are presented. A cascade of 10, 15 and 20 parallel plate varactors were able to produce (150°, 258°, 297°), (218°, 381°,443°) and (227°, 402°, 464°) phase shift at (5, 10, 12 GHz) respectively. The 360° phase shift is achieved with small device size, low bias voltages (0-8 V), low leakage currents, low insertion loss and high figure of merit (FOM). FOM of 40, 33, 24 Degrees/dB is achieved with 10, 15 and 20 shunt varactors at 12 GHz respectively. The proposed circuit is very easy to fabricate which uses a CPW transmission line configuration and can be easily integrated with other circuits on chip.


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    Titel :

    Experimental Verification of Microwave Phase Shifters Using Barium Strontium Titanate (BST) Varactors


    Beteiligte:
    Annam, Kaushik (Autor:in) / Spatz, Devin (Autor:in) / Shin, Eunsung (Autor:in) / Subramanyam, Guru (Autor:in)


    Erscheinungsdatum :

    01.07.2019


    Format / Umfang :

    961464 byte





    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Elektronische Ressource


    Sprache :

    Englisch



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