Reconfigurable microwave filters using memristors

Publisher: John Wiley & Sons Inc

E-ISSN: 1097-007x|46|1|113-121

ISSN: 0098-9886

Source: INTERNATIONAL JOURNAL OF CIRCUIT THEORY AND APPLICATIONS, Vol.46, Iss.1, 2018-01, pp. : 113-121

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Abstract

SummaryMemristor‐based technology could be utilized to enhance the performance of many radio frequency (RF)/microwave subsystems, such as filters. In this paper, we propose that memristors can potentially be used as switches for designing a reconfigurable dual‐band RF/microwave planar filter. We are motivated to use memristors instead of some traditional microwave components because memristors do not require any bias, and no moving parts are involved. The reconfigurable filter is designed for multi‐band receiver application using only one memristor‐based switch. Circuit‐level simulations are used to investigate memristor‐based RF/microwave circuits and study their performance. The memristive RF switch is modeled by a resistor in the ON state and by a capacitor in the OFF state. An RF/microwave circuit simulator, NI AWR Microwave Office, is used to verify the expected functionality of the proposed memristor‐based filter. Copyright © 2017 John Wiley Sons, Ltd.