R Keshavarz, N Shariati - IEEE Transactions on Industrial …, 2021 - ieeexplore.ieee.org
A highly efficient and compact quad-band energy harvester (QBEH) circuit based on the extended composite right-and left-handed transmission lines (E-CRLH TLs) technique is …
The introduction of new technology in the wireless communication industry increases the number of frequency bands in the communication environment. Therefore, a communication …
This paper presents a highly sensitive differential soil moisture sensor (DSMS) using a microstrip line loaded with triangular two-turn resonator (T2-SR) and complementary of the …
R Keshavarz, N Shariati - IEEE Transactions on Instrumentation …, 2021 - ieeexplore.ieee.org
This article presents a time domain transmissometry soil moisture sensor (TDT-SMS) using a dispersive phase shifter (DPS), consisting of an interdigital capacitor that is loaded with a …
A dual-band Doherty power amplifier (DB-DPA) using the extended composite right and left handed transmission lines (E-CRLH TL) is proposed. In this structure the λ/4 transmission …
R Keshavarz, N Shariati - 2020 27th IEEE International …, 2020 - ieeexplore.ieee.org
In this paper, a very compact (0.03 λg× 0.18 λg) and low insertion loss (<; 0.4 dB) metamaterial band-pass filter (MBPF) at the center frequency of f 0= 730 MHz is proposed …
In this paper, a four-port compact active duplexer based on a complimentary split ring resonator (CSRR) and interdigital loaded microstrip coupled lines (CSRR-IL MCL) is …
The rapidly growing wireless communication market has resulted in tremendous changes in the requirements and capabilities of radios to support numerous multiband wireless …
A miniaturized linearly-polarized patch antenna is presented for Wireless Power Transfer (WPT) at 1.8 GHz. The proposed antenna consists of a patch element and a 3-turn …