Hybrid Coupler Used as Tunable Phase Shifter Based on Varactor Diodes
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DOI: 10.3390/mi15070838
Abstract: This paper describes the design of a hybrid coupler with a continuously variable output phase difference. This is achieved by using reconfigurable transmission lines with electrically tunable lengths controlled by two biasing voltages through varactor… read more here.
Keywords: phase difference; varactor diodes; hybrid coupler; output phase ... See more keywords