Results 71 to 80 of about 332 (127)

Co-design of Reconfigurable and Multifunction Passive RF/Microwave Components [PDF]

open access: yes, 2018
In order to meet the market demands, multi-band communication systems that are able to accommodate different wireless technologies to be compatible with different wireless standards should be investigated and realized.
Hagag, Mohamed F.
core   +1 more source

New Compact Microstrip Filters Based on Quasi Fractal Resonator [PDF]

open access: yes, 2018
This paper presents new microstrip devices  as single band bandpass and multi band bandstop filters. The proposed filters use  slotted patch microstrip resonator based on quasi fractal geometry, simulated by AWR12 software package. Both filters
Al-saedi, H.   +2 more
core   +2 more sources

Planar microwave filters with electronically tunability and other novel configurations [PDF]

open access: yes, 2011
In order to meet the increasing demands of advance wireless communications and radar systems, several novel types of bandpass filters and bandstop filters have been developed in this thesis. A new type of varactor-tuned dual-mode bandpass filters have
Tang, Wenxing
core  

Band-stop filter with suppression of requested number of spurious stopbands [PDF]

open access: yes, 2017
Design method for band-stop filters (BSFs) that suppress a requested number of spurious bandstops and reduce ripples in the passbands below similar to 1 dB is proposed.
Branko M. Kolundzija   +4 more
core   +2 more sources

X-Band Waveguide Reflectionless Filtering Antenna Array With High Selectivity

open access: yesIEEE Open Journal of Antennas and Propagation
In this paper, a waveguide reflectionless filtering antenna array with high selectivity is proposed. Instead of reflecting the out-of-band signal back to the source, the proposed antenna array dissipates the energy through a lossy network, which can ...
Jun Ma, Fuchang Chen, Kairan Xiang
doaj   +1 more source

First order parallel coupled BPF with wideband rejection based on SRR and CSRR [PDF]

open access: yes, 2019
In this paper a new approach for first order Chebyshev parallel coupled Bandpass filter resonant at 1 GHz is presented to obtain better results (wideband rejection, high selectivity and low bandpass insertion loss) compared to conventional design.
Abdul Hassain, Zaid A.   +2 more
core   +4 more sources

A new tunable bandstop filter square-ring resonator using varactor diodes. [PDF]

open access: yesPLoS One, 2023
Duarte Júnior JG   +2 more
europepmc   +1 more source

An Introduction to Digital Signal Processing [PDF]

open access: yes, 2009
An Introduction to Digital Signal Processing aims at undergraduate students who have basic knowledge in C programming, Circuit Theory, Systems and Simulations, and Spectral Analysis.
Mneney, Stanley
core   +1 more source

Barium Strontium Titanate Varactor-Tuned Spiral Bandstop Filter for Microwave Applications [PDF]

open access: yes, 2012
A novel Barium-Strontium-Titanate(BST) varactor-tuned spiral bandstop filter (BSF) is presented. The BST varactor operation is based on the nonlinear dielectric tunability of BST thin film sandwiched between two metal layers in a conductor-backed ...

core   +1 more source

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