Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Otman Oulhaj"'
Publikováno v:
e-Prime: Advances in Electrical Engineering, Electronics and Energy, Vol 2, Iss , Pp 100078- (2022)
This paper demonstrates the utility of a modern technique to tune the frequency response of a microwave bandpass cavity filter as a complex nonlinear system with a new type of controller. The considered plant in the regulation process is a 4th order
Externí odkaz:
https://doaj.org/article/5767e70b025c4b2d8baa67cb23bb01e5
Publikováno v:
ITM Web of Conferences, Vol 48, p 01004 (2022)
In this paper, a structure of a patch antenna operating at 0.5 GHz is proposed for ground-penetrating radar (GPR) applications, with an optimized performance at low frequencies. The structure was designed using FR4 substrate, with a 4.4 permittivity
Externí odkaz:
https://doaj.org/article/273fc986d5d54047a8a326e6843feedd
Publikováno v:
Handbook of Research on Emerging Designs and Applications for Microwave and Millimeter Wave Circuits ISBN: 9781668459553
The design of microwave filters is a critical issue in the modernistic sphere of microwave engineering, especially waveguide technology. It has known an up growth in the last few decades for its significant addition in many distinct microwave applica
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::11b2519c8d42d3fea7b32516c6d06d24
https://doi.org/10.4018/978-1-6684-5955-3.ch013
https://doi.org/10.4018/978-1-6684-5955-3.ch013
Publikováno v:
ICECOCS
In this paper, a novel compact broadband with high-rejection lowpass filter (LPF) based on one resonator of omega topology is presented. The effect of cascaded cells on the filter performance is examined, which allows high selectivity and harmonic su
Publikováno v:
ICECOCS
The paper proposes a four-circular elements microstrip patch array antenna with Defected Ground Structure (DGS). The antenna array designed and simulated by three steps, started by a single element design using inset feeding technique, the array ante
Autor:
Ahmed Errkik, Ahmed Lakhssassi, Otman Oulhaj, Mohamed Latrach, Elmahjouby Sghir, Jamal Zbitou
In this article, we propose a novel design of large rejected band of miniaturized ultra wide band (UWB) of a planar CPW low pass filter “LPF” based on the use of periodic elements of ‘e’ slots. The goal of this work is to develop a new struct
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d253f893b3f08b9a5c79fb5213c70142
https://zenodo.org/record/5829723
https://zenodo.org/record/5829723
Publikováno v:
E3S Web of Conferences. 351:01059
This paper presents a synthesis, design, and simulation of a bandpass rectangular waveguide filter with symmetrical transverse discontinuities operating in the X-band (WR90) with a central frequency of 11GHz, a fractional bandwidth of 3.1%, an undula
Publikováno v:
ITM Web of Conferences. 48:02002
In this paper, the design and simulation of a symmetrical waveguide filter are presented based on the insertion loss method. The designed WR-34 waveguide filter is operating at 28 GHz, where its dimensions are a=4.32mm and b=8.64mm, a fractional band
Autor:
Abdelmounaim Kchairi Belbachir, Otman Oulhaj, Mohamed Aghoutane, Elftouh Hanae, Naima Amar Touhami
Publikováno v:
Progress In Electromagnetics Research M. 60:121-129
In this chapter, the authors present different techniques used to miniature microstrip antennas, particularly planar antennas array, for different applications demanding small dimensions. This will cover DGS, slot technique, and metamaterials. After
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6b34534d8ab82345b4a65babda2cef7a
https://doi.org/10.4018/978-1-5225-7539-9.ch004
https://doi.org/10.4018/978-1-5225-7539-9.ch004