[HTML][HTML] Recent progress in the design of 4G/5G reconfigurable filters
Currently, several microwave filter designs contend for use in wireless communications.
Among various microstrip filter designs, the reconfigurable planar filter presents more …
Among various microstrip filter designs, the reconfigurable planar filter presents more …
Two-and four-pole tunable 0.7–1.1-GHz bandpass-to-bandstop filters with bandwidth control
Two-and four-pole 0.7-1.1-GHz tunable bandpass-to-bandstop filters with bandwidth control
are presented. The bandpass-to-bandstop transformation and the bandwidth control are …
are presented. The bandpass-to-bandstop transformation and the bandwidth control are …
Tunable 1.25–2.1-GHz 4-pole bandpass filter with intrinsic transmission zero tuning
A new concept of tuning transmission zeros (TZs) in 4-pole tunable bandpass filters is
demonstrated. In this work, the tuning elements that were conventionally used for bandwidth …
demonstrated. In this work, the tuning elements that were conventionally used for bandwidth …
Tunable bandpass filter with independently controllable dual passbands
This paper presents a two-pole dual-band tunable bandpass filter (BPF) with independently
controllable dual passbands based on a novel tunable dual-mode resonator. This resonator …
controllable dual passbands based on a novel tunable dual-mode resonator. This resonator …
A quasi elliptic function 1.75–2.25 GHz 3-pole bandpass filter with bandwidth control
A three-pole microstrip combline filter with a center frequency of 1.75-2.25 GHz and a
tunable bandwidth of 70-100 MHz is presented. In this design, an extra transmission zero is …
tunable bandwidth of 70-100 MHz is presented. In this design, an extra transmission zero is …
Novel dual-band bandpass filter and reconfigurable filters using lumped-element dual-resonance resonators
J Xu, W Wu, G Wei - IEEE Transactions on Microwave Theory …, 2016 - ieeexplore.ieee.org
In this paper, a lumped-element dual-resonance resonator (LE-DRR) is proposed to design
dual-band bandpass filter (DB-BPF) and reconfigurable filters. Two resonant modes of …
dual-band bandpass filter (DB-BPF) and reconfigurable filters. Two resonant modes of …
Novel frequency-agile bandpass filter with wide tuning range and spurious suppression
JX Chen, Y Ma, J Cai, LH Zhou… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A new frequency-agile scheme for the loaded stepped-impedance resonator (SIR) is
introduced, which can be employed for designing a wideband tunable bandpass filter (BPF) …
introduced, which can be employed for designing a wideband tunable bandpass filter (BPF) …