Benzerga Fellah

• Doctor of Thechnology
• laboratoire de telecommunications Tlemcen at University Mustapha Stambouli of Mascara

This article presents a novel dual-band metamaterial bandpass quasi-elliptic filter (DBBPF) for wireless communication applications, addressing the critical need for compact, high-performance multi-band filters in modern systems. The proposed filter leverages substrate-integrated waveguide cavity (SIWC) technology combined with innovative complemen...

Solar energy harvesting has become an attractive technique for nanotechnology. The absorption of electromagnetic (EM) radiations in the visible range requires unique absorbers of particular optical characteristics. In this research paper, a novel metamaterial solar absorber (MMSA) is suggested for solar energy harvesting in the nearly-entire visibl...

In this research paper, a tri-band metamaterial absorber (MMA) is suggested to cover the satisfied level of absorption in the Microwave C-and X-band regions. The suggested MMA is structured by a unit cell which is printed on the top face of the FR4_Epoxy die-lectric substrate. The copper patch of the unit cell consists of an inter-coupled split rin...

In this work, we present the design of a Diplexer based on substrate integrated wave guide (SIW) at two frequency bands to achieve good electrical responses and a high gain antenna based on the same technology. The proposed diplexer is implemented with two band pass filters based on half mode SIW and complementary split ring resonators CSRR. In add...

Recently development of communication systems is towards minimized weight, reduced size, and increased reliability with low cost. Microwave components such as filters, antenna and power divider are a very important part of modern telecommunications systems: embedded satellite systems, telecommunication systems in general [1]. Among The most used mi...

In this paper, we propose three kinds of substrate-integrated waveguide (SIWs) based chamfered bend power divider junctions provide equal power distribution to all output ports while maintaining high isolation and operating in the 54 GHz to 60 GHz frequency band. The advantages of the SIW technology are ease of design, fabrication and low form and...

This paper demonstrates a novel form of substrate integrated waveguide SIW antenna array based on Fourier Series Equations. An optimized SIW power divider feeds the proposed structure where a micro-strip transition is used for impedance matching at 50 Ohm. The proposed antenna is traveling wave antenna type, in conventional methods the curve of ant...

A miniaturized half-mode substrate-integrated-waveguide (HMSIW) based bandpass filterwith defected ground surface (DGS) for sub-5G applications is presented in this research. The novelty in this article is the proposal of an original configuration of a SIW Filter composed of a mix of DGS cells; each couple of C shapes is etched exactly beneath of t...

IIn this paper we present a high pass filter based on half mode substrate integrated waveguide HMSIW technology dedicated to the transmission of microwave signals range from 6 GHz to 18 GHz. The taper is used for microstripe to SIW transition. We designed SIW line transmission using CST and HFSS simulators on Rogers RT5880 substrate with dielectric...

Öz Şiî düşüncenin özünü oluşturan nas ve tayin fikrini on iki imam inancı şeklinde sistemleştirerek temel bir iman esası olarak benimseyen İmâmiyye, imâmeti nübüvvetin devamı mahiyetinde görmekte; dolayısıyla imamlarla Hz. Peygamber’i birçok açıdan özdeşleştirmektedir. Bu anlayış neticesinde Kur’ân’da yer alan nübüvvet ve risâlet konulu âyetlerde g...

Our project aims to planning the LTE radio network, in the band of 1800 MHz for a bandwidth of 10 MHz, in our case, the tested area is dense urban of ORAN City that includes many steps. At first, the methodology of planning was discussed, by studying the calculation and specification of link budget to determine the propagation model which led us to...

In this research, a novel half mode substrate integrated waveguide (HMSIW) bandpass filter based on defected ground structure cells (DGS) is proposed. By using the periodic square Complementary Split Ring Resonator (CSRR) resonant properties of DGS according to design requirement ,an X-band bandpass filter is designed and analyzed to meet compact s...

A substrate integrated waveguide (SIW) traveling wave antenna with single element was proposed in this paper using novel configuration. This novel configuration is then used to construct a two-way 1 × 2 linear antenna array feed by Y-junction SIW power divider for Terahertz applications. The radiation pattern, gain and return loss were analyzed. We...

İmamiyye-isnaaşeriyye'nin bidat anlayışı, Sünni bidat anlayışı ile mukayese. Aşure kutlamaları, mut'a nikahı...

In this paper, we present a Travelling Wave Antenna (TWA) with single element using novel configuration based on substrate integrated waveguide (SIW) technology. This novel antenna element is then used to construct an eight-way 1x8 linear antenna array feed by T junction SIW power divider operating in V-band. The antenna array is developed on Roger...

In this paper a defected ground structure (DGS) bandpass filter based on half mode substrate integrated waveguide (HMSIW) technology is proposed. We used vertical double circle complimentary split ring resonator (CSRR) as DGS etched on the top plane of the SIW cavity to constitute a multiple mode resonator and dumbbell DGS etched on the ground plan...

Many multiple access techniques have been proposed and demonstrated to provide flexible solutions to FTTH-PON network configurations. The performance of this system is affected by the correlation properties that contribute to a high level of multiple interference, low capacity of users and low bit rate. In this article, we have proposed Optical CDM...

The passive millimeter-wave imaging systems require compact, low-cost antennas with high gain, low loss, and high efficiency. In order to achieve a satisfactory antenna, these requirements, a compact three-dimensional power structure, associated each output of SIW power divider by a high-gain Long Distance Radial Vivaldi Antipodal Antenna(AVA), is...

Communication systems require antennas with compact size, low cost and losses, high gain and high efficiency. In order to realize a satisfactory antenna, these requirements are needed to design a compact structure with longitudinal radiation pattern. This antipodal antenna is combined with a waveguide integrated into the substrate (Integrated Waveg...

The aim of this paper, a new configuration of antipodal linear tapered slot antenna (ALTSA) using micro strip to Substrate Integrated Waveguide (SIW) transition with ultra wideband UWB imaging system performance is proposed and demonstrated. The antenna consists of a SIW and a linear tapered slot structure which is connected to the substrate integr...

A new type of leaky-wave antenna (LWA) using half-mode substrate integrated waveguide (HMSIW) as the base structure is proposed in this paper. The structure consists of an array of slot, antenna designed to operate in X band applications from 8 to 12 GHz. HMSIW preserves nearly all the advantages of SIW whereas its size is nearly reduced by half. T...

Communication systems require antennas with compact size, low cost and losses, high gain and high efficiency. In order to realize a satisfactory antenna, these requirements are needed to design a compact structure with longitudinal radiation pattern. This antipodal antenna is combined with a waveguide integrated into the substrate (Integrated Waveg...

Communication systems require antennas with compact size, low cost and losses, high gain and high efficiency. In order to realize a satisfactory antenna, these requirements are needed to design a compact structure with longitudinal radiation pattern. This antipodal antenna is combined with a waveguide integrated into the substrate (Integrated Waveg...

The aim of this paper is to present a novel technique for the design of millimetre substrate integrated waveguide (SIW) power dividers based on the Quick Finite Element Method. The return losses, transmission coefficients and the field's distribution are presented and analyzed by this technique. To present the validity and the performances of our s...

In this paper, low cost and small size millimeter wave substrate integrated waveguide (MWSIW) is optimized in frequency range [20-50 GHz] and [45-80 GHz]. The analysis is achieved using the two dimensional quick finite element method (2D-QFEM) programmed under Matlab environment. The obtained results are verified by comparison with HFSS and CST Mic...

In this paper, two classes of V-band substrate integrated waveguide (SIW) bends operating in V-band frequency in the range [58–63 GHz] for the 90∘ SIW bend with inductive via and in the range [57–68 GHz] for the circular SIW bend and corporate 1 × 4 and 1 × 8 SIW power dividers that provide equal power split with high isolation in all output ports...

This paper presents a procedure for dispatching reactive power and voltage control problem in the electrical power transmission system. The proposed approach is based on the load flow, control voltage and optimization. The load flow is realised by the Newton-Raphson method in polar form. A control strategy has been obtained, in the case of voltage...