Results 61 to 70 of about 3,609 (138)

LOW-PROFILE BI-SLOT DUAL-BAND (2.45/5.76GHZ) ANTENNA FOR WIRELESS COMMUNICATION SYSTEMS

open access: yesJordanian Journal of Computers and Information Technology
This article presents a compact dual-band patch antenna designed for wireless communication systems. The proposed antenna design operates efficiently at both 2.45 GHz and 5.76 GHz achieving high performance despite its compact size.
Ahmed Abbas AL Rimi   +3 more
doaj   +1 more source

Design of Integrated Ultra-Wideband (UWB) Bandpass Filter and U-Shape Defected Microstrip Structure DMS [PDF]

open access: yes, 2014
Keywords: Ultra-Wideband, microstrip bandpass filter, notch response, defected microstrip structure (DMS). This paper presents a new class of a compact ultra-wideband (UWB) bandpass filter with Defected Microstrip Structure (DMS) to produce bandpass and ...
A A M Bahar, N Saifullah, Z Zakaria
core  

Miniaturized microstrip patch antenna with defected ground structure [PDF]

open access: yes, 2014
The aim of this work is to miniaturize a microstrip patch antenna resonating at 3 GHz. For this purpose, defected ground structure (DGS) has been employed to shift the resonance frequency of an initial microstrip antenna from 5.7 GHz to 3 GHz by ...
Aghoutane, Mohamed   +5 more
core   +2 more sources

Integration Of Wideband Low Noise Amplifier With Notch Filter Using Defected Microstrip Structure [PDF]

open access: yes, 2017
Low noise amplifier is a crucial device in microwave wireless communication system which typically located in receiver parts. Wider bandwidth of low noise amplifier is theoretically much harder to be designed compared with narrowband.
Saifullah, Nasrullah
core  

Design of Compact Monopole Antenna using Double U-DMS Resonators for WLAN, LTE, and WiMAX Applications [PDF]

open access: yes, 2017
This paper is under in-depth investigation due to suspicion of possible plagiarism on a high similarity indexIn this research, a novel wide-band microstrip antenna for wideband applications is proposed. The proposed antenna consists of a square radiating
Bennani, Saad Dosse   +3 more
core   +3 more sources

Miniaturized Ultrawide Stopband Single-Band Filter and Large Frequency Ratio Dual-Band Filter Based on Inhomogeneous Half-Mode T-Septum Waveguide

open access: yesIEEE Journal of Microwaves
The inhomogeneous half-mode T-septum waveguide (IHMTSG) cavity is analyzed and applied to the design of miniaturized single- and dual-band band-pass filters (BPFs) in this paper.
Zi-Qi Zhang, Liang Zhou
doaj   +1 more source

A Miniature Microstrip Antenna Array using Circular Shaped Dumbbell for ISM Band Applications [PDF]

open access: yes, 2018
The aim of this work is the achievement, and the validation of a small microstrip patch antenna array using a circular shaped dumbbell defected ground structure.
Abdellaoui, Larbi El   +5 more
core   +4 more sources

Design Of Wideband Microwave Bandpass Filter With Notch Characteristic Using Defected Structure [PDF]

open access: yes, 2015
Bandpass filter is an essential component, in microwave wireless communication systems, which is typically used in both receivers and transmitters. Bandpass filter with wideband passband has been attracting a lot of interests of researcher to employing ...
Mutalib, Mohamad Ariffin
core  

Size Reduction and Gain Enhancement of a Microstrip Antenna using Partially Defected Ground Structure and Circular/Cross Slots [PDF]

open access: yes, 2017
Microwave engineers have been known to designedly created defects in the shape of carved out patterns on the ground plane of microstrip circuits and transmission lines for a long time, although their implementations to the antennas are comparatively new.
N. Tawfeeq, Nada
core   +3 more sources

A dual resonance high frequency bandpass filter [PDF]

open access: yes, 2020
oai:ojs2.sei.ardascience.com:article/26This paper presents a design of a dual resonance high-frequency bandpass filter using the Sonnet EM Simulator. The filter prototype is enhanced by adding the short stub in the center of the design.
Dzakmic, Sejla, Imeci, Sehabeddin Taha
core   +2 more sources

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