Hany A. Atallah

Hany A. Atallah
South Valley University · Department of Electrical Engineering

PhD
Associate Professor

About

52
Publications
16,589
Reads
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226
Citations
Citations since 2016
38 Research Items
211 Citations
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2016201720182019202020212022010203040
Introduction
Hany A. Atallah received the B.Sc. and M.Sc. in Electrical Engineering, Electronics and Communications, South Valley University, Egypt, in 2007 and 2012, respectively. Hany received the PhD in Electronics and Communications Engineering, E-JUST in Sept. 2016. Currently, Hany is an assistant professor at faculty of engineering, South Valley University, Egypt. His interests include antennas, dielectric resonators, metamaterials, Cognitive Radio, Reconfigurable Antennas, Tunable Filters, and FDTD.
Additional affiliations
September 2016 - September 2016
South Valley University
Position
  • Professor (Assistant)
September 2015 - July 2016
Kyushu University
Position
  • Faculty of Engineering and Applied Sciences
January 2012 - September 2013
South Valley University
Position
  • Research Assistant

Publications

Publications (52)
Article
In this paper, novel compact filtennas with large tunable frequency band are proposed for cognitive radio (CR) applications. Tunability is achieved by integrating a tunable T-shaped and H-shaped bandpass filter with a planar ultrawideband (UWB) monopole antenna. The T-shaped filter consists of a microstrip resonator loaded with a stub. The H-shaped...
Article
Full-text available
In this paper, a new compact coplanar waveguide (CPW) ultrawideband (UWB) antenna with an electronically tunable notched band is proposed for an overlay onto cognitive radio (CR) systems. The proposed antenna utilized a rectangular microstrip resonator in the bottom layer to create a single notched band and to realize tunability and miniaturization...
Article
Full-text available
In this letter, a new coplanar waveguide (CPW) fed ultra-wideband (UWB) planar monopole antenna with dual band-reject characteristics is proposed. Two resonators of different lengths are employed at the bottom layer to create two notches at the frequency of interest. The proposed fabricated antenna works from 2.8 to 11.34 GHz with two notched bands...
Article
Full-text available
In this paper, complementary split ring resonators (CSRRs) defected ground structure (DGS) is introduced to suppress surface waves and to reduce the mutual coupling between E-plane coupled two elements of a microstrip patch MIMO antenna array. The CSRRs-DGS is easily etched on the ground plane between the array elements. The CSRRs-based DGS acts as...
Article
Full-text available
In this study, automatic modulation classification (AMC), a key part of both civilian and military applications, is looked at using a deep learning method .A lot of research has been done on feature-based (FB) AM algorithms in particular. In this paper, a robust AMC strategy based on convolutional neural networks (CNN) is proposed to solve the issu...
Article
Massive multiple-input multiple-output (MIMO) improves spectrum efficiency by increasing the capacity of the wireless structure. Therefore, massive MIMO is promising for fifth generation (5G) wireless communications. In massive MIMO, channel estimation is a crucial part that should achieve reliable performance. Pilots are sent from the end-users to...
Article
Full-text available
In this work, the wireless power transfer system employing nested open loop ring resonators at the ground plane is proposed. In the suggested design both the transmitter and the receiver are symmetric. The forward‐facing view contains the transmission line. The ground plane contains number of 33 open loop ring resonators which are nested together....
Article
Full-text available
span>Massive multiple-input multiple-output (MIMO) improves spectrum efficiency by increasing the capacity of the wireless structure. Therefore, massive MIMO is promising for fifth generation (5G) wireless communications. In massive MIMO, channel estimation is a crucial part that should achieve reliable performance. Pilots are sent from the end-use...
Article
This paper introduces a novel design to transfer wireless power in dual bands with reconfiguration operation. The idea is obtained by transferring power through one fixed band at 190 MHz and the second band is tuned from 1.1 GHz to 1.4 GHz. The top layer is constructed of a spiral resonator coupled with the feed line. The bottom layer contains a sp...
Article
Full-text available
This paper suggests a design for dual-band wireless power transfer systems that use E-shape defected ground structure resonator loaded with a 1.5 pF capacitor and U-shape resonator at the top layer. When the two resonators of the proposed design are coupled back-to-back, it transfers to a dual band-pass filter leading to an efficient WPT system wor...
Article
this letter suggests a design methodology for a triple-band wireless power transfer (TB-WPT) filters. The proposed triple-band pass filter (TB-PF) is designed using two complementary split-ring resonators CSRR-DGSs coupled in a back-to-back configuration, and operates at 0.6 GHz, 2.4 GHz, and 2.7 GHz. Each of the transmitter and the receiver has a...
Article
Full-text available
This paper introduces a new design for a highly efficient and more compact size dual frequency wireless power transfer (WPT) system, which can operate at both 0.65 GHz and 1.56 GHz bands. The idea of the structure depends on designing a symmetrical system containing Tx and Rx. Each Tx and Rx has a feed line on the top layer with two stubs; each stu...
Poster
Full-text available
2nd International Conference on Engineering Science and Technology (ICEST2021) Luxor, Egypt | February 3-4
Article
This work proposes a design of compact dual band coupled resonators system with fixed and frequency-agile bands for wireless power transfer (WPT) systems. The coupled resonators are realized by etching an interlaced hairpin defected ground structure (IH-DGS) in the ground plane and loaded with lumped varactor for miniaturization and for achieving t...
Article
Full-text available
This paper introduces a novel design for dual frequency band coupled resonators (DFB-CR) for wireless power transfer (WPT) system. The proposed system employs an H-shaped defected ground structure (DGS) which is capacitivelyloaded with surface mounted (SMD) capacitors. When two H-shaped DGS dual band-stop filter (DBSF) are coupled back-to-back, it...
Article
Full-text available
This work introduces a novel design for high efficiency and compact size dual-frequency wireless power transfer (DF-WPT) systems. The proposed design is composed of two identical transmitting (Tx) and receiving (Rx) substrates. Each substrate has a microstrip feed line, a C-shaped coupled resonator on the top layer and a spiral coupled defected gro...
Article
Full-text available
This work proposes a design of compact filter-antenna with fixed and frequency-agile bands for wireless communications and cognitive radio (CR) systems. The filter-antenna is realized by attaching a bandpass filter with an independent fixed band and a tunable band to a UWB antenna. The dual bandpass filter consists of a folded open loop resonator l...
Article
Full-text available
In this study, a miniaturized metamaterial bandstop filter (BSF) based on complementary split ring resonators (CSRRs) is presented. The filter is constructed on low dielectric constant substrate, which combines the conventional filter characteristics and the negative permittivity properties of the metamaterials to establish a metamaterial filter. T...
Article
Full-text available
This work suggests a novel model for short-range wireless power transfer (WPT) technology. The construction achieves strong power transmission using coupled resonators composed of a T-slot defected ground structure (DGS) and incorporated with two chip capacitors. The design works at 1.05 GHz and attains power transfer efficiency of 97.8 % at a dist...
Conference Paper
his study proposes a compact model for dual-band short-range wireless power transfer (WPT) systems. The structure attains tight coupling employing two coupled complementary split ring resonators (CSRRs) defected ground structure (DGS) and loaded with four lumped capacitors, two capacitors for each portion. These quasi-lumped element resonators can...
Conference Paper
Wireless power transfer (WPT) has been widely utilized in transferring power due to its benefits of ease deployment and flexible charging electronic devices. The aim of this work is to review the recent dual band systems. The WPT technique is facing many challenges such as transmission distances, the size of the system, and efficiency. This paper p...
Article
Full-text available
Abstract—This paper proposes a new dual band coupled resonators band pass filter that employs two Cshaped defected ground structures (DGSs) loaded with lumped capacitors for dual band wireless power transfer (DB-WPT) applications. The proposed resonators produce two independent frequency bands for dual band operations of the WPT system. When the tw...
Article
This work presents a novel efficient and compact size coupled resonator system for wireless power transfer (WPT) based on compact half-ring resonators defected ground structure (HRRs-DGS). The proposed design is capable of supplying low power electronic devices. The suggested system is based on coupled resonators of DGS. An HRR-DGS band-stop filter...
Article
Full-text available
In this article, a new wireless power transfer (WPT) design is proposed for improving the efficiency of the system. The suggested system contains two spiral defected ground structure (DGS) resonators coupled back-toback. A band-pass filter is then to be designed for the wireless power to be transferred from the transmitter unit to the receiver unit...
Article
Full-text available
n this paper, a compact triple band-notched Ultra Wideband (UWB) antenna with sharp band-elimination features and controlled notched bandwidths is proposed and discussed. The design is made up of a rectangular-shaped patch UWB planar monopole antenna with double collections of band-notched configurations. The band-notched configurations are involve...
Article
Full-text available
This paper proposes a beamforming technique based on finding the optimum current weights using comprehensive learning particle swarm optimizer (CLPSO) for side-lobe level (SLL) reduction. In a wireless communication network operated by high altitude platforms (HAPs), the key factor for the carrier to interference ratio (CIR) improvement is the ante...
Conference Paper
Full-text available
This paper introduces a new, cost-effective and compact DGS ring resonator for breast cancer detection, it was designed and fabricated with a size of 15 mm ×15 mm, it was fabricated on a Roger 4003 substrate, a model of a breast with 10 mm ×10 mm ×3 mm tumor was created using CST Microwave studio, the detection process depends on the essentials of...
Conference Paper
Full-text available
In this work, a new compact wireless power transfer (WPT) system is proposed. This system is used for short-range WPT using two compact size folded U-slot resonators with a pair of coupled lines folded inside resonator through an electromagnetic resonant coupling. This proposed design enables us to achieve power transfer efficiency of 77.6% with se...
Conference Paper
Full-text available
This paper presents a wireless power transfer (WPT) system for recharging low power devices via inductive coupling. WPT can be defined as the transmission of electrical power from a power source to one or more electrical loads, such as a network of wireless sensors or an electronic consuming device, without the use of conductive wires or cables. Af...
Article
Full-text available
In this paper, a new miniaturized frequency agile filter-antenna with a wide reconfigurable frequency band is proposed for interweave cognitive radios (CRs). A tunable bandpass filter (BPF) composed of a symmetrical ring resonator is cascaded to the feed line of an ultra-wideband planar antenna. The structure of the proposed ring resonator BPF is s...
Article
Full-text available
In this paper, a CPW feed ultrawideband (UWB) slot antenna with a single reconfigurable notched band is proposed for overlay cognitive radio (CR) systems. The proposed antenna utilizes two symmetrical short circuited quarter wavelength resonators at the top layer and close to the ground to create a single notch. The switching reconfiguration is ach...
Thesis
Full-text available
The rapid growth of communication systems and the high demand for frequency bands have caused a shortage in the available RF spectrum. This scarcity for accommodating new services is mainly due to the inefficient spectrum allocation management policies. Cognitive radio (CR) is one of the most promising techniques to efficiently utilize the RF spectr...
Conference Paper
In this paper, a new compact tunable microstrip-line fed slot antenna is proposed for interweave cognitive radio (CR) front end systems. The proposed antenna utilized four varactor diodes to control the antenna resonant frequency. The resonant frequency of the antenna can be electronically tuned by changing the effective electrical length of the re...
Conference Paper
In this paper, a novel compact coplanar waveguide (CPW) ultra-wideband (UWB) antenna with an electronically reconfigurable band is developed for interweave cognitive radio (CR) system and future software defined radio (SDR). The center frequency of the tunable band can be electronically altered by adjusting the electrical length of the microstrip r...
Conference Paper
In this work, a novel compact filter-antenna with tunable frequency band is proposed and developed for interweave cognitive radio (CR) system. The antenna is fed by a microstrip line integrated with a ring resonator bandpass filter. Reconfiguration is achieved by centrally loading the ring resonator with only a single varactor diode. Furthermore, t...
Conference Paper
In this paper, a compact microstrip planar monopole antenna with a wide tunable frequency band is proposed and developed for interweave cognitive radio (CR) communication applications. Tunability is achieved by integrating a tunable folded arms open loop resonator bandpass filter with an ultra-widband (UWB) microstrip monopole antenna. The techniqu...
Conference Paper
In this paper, a new compact bandpass filter with continued large tunable frequency band is proposed and developed for reconfigurable communication applications and mostly for filtenna designs in cognitive radio (CR) systems. The symmetrical H-shaped resonator consists of two connected rectangular microstrip resonators. The technique is based on ce...
Conference Paper
In this paper, complementary split ring resonators (CSRR) defected ground structures (DGS) are introduced to suppress surface waves (SW) between elements of a microstrip antenna arrays that operates in the same frequency band and reduce the mutual coupling. The CSRRs-DGS are easily etched on the ground plane between the array elements. The CSRRs-ba...
Conference Paper
Full-text available
In this paper, a novel compact UWB, low-profile monopole rectangular dielectric resonator antenna (RDRA) is proposed using relatively low dielectric constant substrate material (Rogers RT/Duroid 3010 εr = 10.2) and developed for cognitive radio (CR) spectrum sensing wireless communications applications. UWB operation is achieved by converting RDRA...
Conference Paper
Full-text available
In this paper, a compact broadband, low-profile rectangular dielectric resonator antenna (RDRA) is presented using relatively low dielectric constant material. The rectangular DRA is fed with a modified stepped microstrip feed to ensure efficient coupling between the RDR and the feeder. The performance of the proposed antenna has been significantly...
Conference Paper
Full-text available
In this paper, a compact band pass waveguide metamaterial filter based on complementary split ring resonator (CSRR) and complementary split square resonators (CSSR) using relatively low dielectric constant substrate material (Rogers RT/Duroid 5870 εr = 2.33) are presented for metamaterial flat lens designs and beam focusing applications. The presen...
Conference Paper
Full-text available
In this paper, a compact broadband, low profile rectangular dielectric resonator antenna (RDRA) is presented. The RDRA is fed with a modified stepped microstrip feed to ensure efficient coupling between the RDR and feeder. Impedance improvement and broadband operation is achieved by loading the RDR with conducting metallic strip of suitable width,...
Conference Paper
Full-text available
This paper presents a compact broadband, low-profile rectangular dielectric resonator antenna (RDRA) using relatively low dielectric constant substrate material. It is developed for wireless communication applications in a WiMAX system at operating frequency band of 5.8 GHz. The DR itself is made of high permittivity material. The RDRA is fed with...
Thesis
Full-text available
The field of wireless communications has been undergoing a revolutionary growth in the last decade. The crucial component of wireless networks or devices is the antenna. Very soon, our cities will be flooded with antennas of different kinds and shapes. On the other hand, for safety and portability reasons, low power, multi-functional and multi-band...
Conference Paper
Full-text available
in this paper, a compact band pass waveguide metamaterial filter based on complementary split ring resonator (CSRR) and complementary split square resonators (CSSR) are presented for metamaterial flat lens designs and beam focusing applications. The presented waveguide filter combines a conventional band pass filter characteristics and negative ref...
Conference Paper
Full-text available
in this work, a compact band stop metamaterial filter based on CSRRs is proposed using relatively low dielectric constant substrate material (Rogers RT/Duroid 5870 εr = 2.33). The proposed filter combines a conventional BSF characteristics and negative permittivity metamaterial to establish a metamaterial filter. The negative permittivity metamater...
Conference Paper
Full-text available
In this paper, a compact multi-resonator with a new G-shaped defected ground structure (DGS) is proposed. The equivalent circuit model for the proposed resonator is presented and the equivalent circuit parameters are extracted. The influence of the geometrical dimensions on the resonant and cut-off frequencies is investigated. The new G-shaped has...
Article
Full-text available
in this paper, a compact broadband, low-profile rectangular dielectric resonator antenna (RDRA) is proposed using relatively low dielectric constant substrate material (Rogers RT/Duroid 3010 ε = 10.2) and developed for wireless communication applications. The rectangular DRA is fed with a modified stepped Microstrip feed to ensure efficient couplin...
Conference Paper
Full-text available
In this paper, the performance of a rectangular dielectric resonator antenna (RDRA) is improved using CSRRs-based MTM flat lens. A RDRA as a multilayer EM structure is fed by a coaxial probe and is integrated with the LHM flat lens, which is placed above the dielectric resonator. Based on the negative refractive index of the LHM flat lens, the radi...

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