Huda A. Majid
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View article: Bandwidth Enhancement on Microstrip Antenna with Dual Feed Line and Truncated for 5G Applications
Bandwidth Enhancement on Microstrip Antenna with Dual Feed Line and Truncated for 5G Applications Open
The microstrip antenna is low-profile, meaning it has a narrow bandwidth. Additionally, the microstrip antenna is compact, making it highly suitable for implementation in small devices. Its low-profile nature is due to its thin thickness a…
View article: Adaptive multi-radio quality of service model using neural network approach for robust wireless sensor network transmission in multipath fading environment
Adaptive multi-radio quality of service model using neural network approach for robust wireless sensor network transmission in multipath fading environment Open
Wireless sensor network loss in wireless data transmission is one of the problems that needs attention. Interference, fading, congestion, and delay are some factors that cause loss in wireless data transmission. This paper used an adaptive…
View article: Resin-Mxene Composite for Electromagnetic Shielding Applications
Resin-Mxene Composite for Electromagnetic Shielding Applications Open
The growing demand for advanced electromagnetic interference (EMI) shielding materials has driven the development of lightweight high-performance solutions for modern electronics. In this study, Mo2Ti2C3 MXene was synthesized via selective…
View article: Compact dual band crossover for 5G low and mid band applications using a metamaterial branch line coupler
Compact dual band crossover for 5G low and mid band applications using a metamaterial branch line coupler Open
This research paper introduces a compact dual-band crossover designed for the low and mid-band 5G frequencies at 0.7 GHz and 3.5 GHz. The innovative design is achieved by cascading two dual band branch-line couplers (BLCs), which utilize T…
View article: Highly Self-Isolated 12-MIMO Antenna Elements for 5G Mobile Applications
Highly Self-Isolated 12-MIMO Antenna Elements for 5G Mobile Applications Open
This research introduces a compact, self-isolated, 12 × 12 multiple-input multiple-output (MIMO) antenna array designed for 5G mobile applications, operating within the 3.5 GHz band (3.42–3.62 GHz). The array consists of two distinct sets …
View article: Broadband HMSIW antenna using a demi hexagonal ring slot for X-band application
Broadband HMSIW antenna using a demi hexagonal ring slot for X-band application Open
Microstrip antennas offer several advantages, including small size, easy fabrication, controllable polarity and radiation patterns, and easy integration with other components. These qualities make microstrip antennas more reliable than oth…
View article: Corrections to “Design and Implementation of Active Antennas for IoT-Based Healthcare Monitoring System”
Corrections to “Design and Implementation of Active Antennas for IoT-Based Healthcare Monitoring System” Open
Presents corrections to the paper, Corrections to “Design and Implementation of Active Antennas for IoT-Based Healthcare Monitoring System”.
View article: 5G Analysis using Wi-Fi Analyzer Application
5G Analysis using Wi-Fi Analyzer Application Open
In the current cellular communication,5G connection is the most popular way to connect people together for real-time communication and data transmission. In order to improve the quality of service, researchers are studying the data generat…
View article: Performance Comparison of Various Substrates on a Wearable Ultra-Wideband Antenna
Performance Comparison of Various Substrates on a Wearable Ultra-Wideband Antenna Open
The substrate between the patch and ground plane of microstrip antenna plays an important role in antenna design as it dictates the linear characteristics performances of the antenna. This work focusses on the comparison between three UWB …
View article: An Ultra-Wideband Antenna with Triple Band-Notched Characteristics for Wearable Application
An Ultra-Wideband Antenna with Triple Band-Notched Characteristics for Wearable Application Open
This work presents a compact UWB antenna with triple band-notched at WiMAX (3.2 GHz to 3.7 GHz), C-band (3.7 GHz to 4.2 GHz) and WLAN (5.15 GHz to 5.35 GHz) for wearable applications. The UWB antenna is fabricated on a semi-flexible thin F…
View article: A compact linearly polarized RLSA antenna integrated with circular ring resonator (CRR) for 5G mm-wave applications
A compact linearly polarized RLSA antenna integrated with circular ring resonator (CRR) for 5G mm-wave applications Open
This article introduces a compact linearly polarized (LP) radial line slot array antenna (RSLA) that incorporates a metamaterial of circular ring resonator (CRR) reflector for improving the bandwidth. Hence, this enables the antenna to ope…
View article: Evaluation of microwave square ring metamaterial-based resonator for glucose detection
Evaluation of microwave square ring metamaterial-based resonator for glucose detection Open
This study presents a biosensor working at a frequency of 3.5 GHz, which is designed as a square ring metamaterial resonator. This study aimed to evaluate the impact of blood amount on the metamaterial-based resonator sensor’s sensitivity.…
View article: Design and Implementation of Active Antennas for IoT-Based Healthcare Monitoring System
Design and Implementation of Active Antennas for IoT-Based Healthcare Monitoring System Open
This work presents the design and implementation of active antennas as a part of a healthcare monitoring system that is based on the Internet of Things (IoT). The monitoring system comprises a SEN11547 pulse sensor and an LM35 temperature …
View article: A Miniaturized Metamaterial-Based Dual-Band 4×4 Butler Matrix With Enhanced Frequency Ratio for Sub-6 GHz 5G Applications
A Miniaturized Metamaterial-Based Dual-Band 4×4 Butler Matrix With Enhanced Frequency Ratio for Sub-6 GHz 5G Applications Open
This paper introduces an innovative 4×4 dual-band Butler matrix (BM) characterized by compactness and an enhanced frequency ratio (K). The design employs meandered lines and an interdigital capacitor (IDC) unit-cell-based composite right/l…
View article: High isolation of SPDT PIN diode switch using switchable dumbbell-shaped DGS in millimeter wave 28 GHz band
High isolation of SPDT PIN diode switch using switchable dumbbell-shaped DGS in millimeter wave 28 GHz band Open
This paper proposes a high isolation of single pole double throw (SPDT) PIN diode switch using switchable dumbbell-shaped defected ground structure (DGS). The proposed SPDT switch was designed for radio frequency (RF) front-end transceiver…
View article: Investigation of the nonlinearity of PIN diode on frequency reconfigurable patch antenna
Investigation of the nonlinearity of PIN diode on frequency reconfigurable patch antenna Open
In this work, the nonlinearity of PIN diode on frequency reconfigurable patch antenna is investigated. To perform frequency reconfiguration, the proposed design makes use of the switching capabilities of a PIN diode. The antenna has a dime…
View article: A Compact Metamaterial Dual-band Branch-line Coupler for 5G Applications
A Compact Metamaterial Dual-band Branch-line Coupler for 5G Applications Open
This study introduces a compact branch-line coupler (BLC) based on metamaterial (MTM) technology that can operate in sub-6 GHz 5G frequency bands. Conventional vertical and horizontal sections of the BLC were replaced with T-shaped TLs and…
View article: Detection Method of Partial Discharge on Transformer and Gas-Insulated Switchgear: A Review
Detection Method of Partial Discharge on Transformer and Gas-Insulated Switchgear: A Review Open
The detection of partial discharge (PD) activities in high-voltage equipment can be conducted according to several mechanisms of signal detection, including electromagnetic wave signal detection, acoustic signal detection, chemical reactio…
View article: High Isolated 10-MIMO Antenna Elements for 5G Mobile Applications
High Isolated 10-MIMO Antenna Elements for 5G Mobile Applications Open
The enormous increase in gadgets has resulted in a data rate shortage insufficient to satisfy the user's needs. The multiple input multiple output (MIMO) technique is substantially deployed in the 5G wireless communication system to increa…
View article: Convertible Bandstop to Allpass Filter using Defected Ground Structure with Ideal Switch for Millimeter-Wave Band in 5G Application
Convertible Bandstop to Allpass Filter using Defected Ground Structure with Ideal Switch for Millimeter-Wave Band in 5G Application Open
According to this study, a defective ground structure (DGS) with an ideal switch can be used to create a bandstop to allpass filter for 5G applications. The redesigned Hairpin DGS's bandstop and allpass responses are mathematically investi…
View article: Detection Method of Partial Discharge on Transformer and Gas Insulated Switchgear: A Review
Detection Method of Partial Discharge on Transformer and Gas Insulated Switchgear: A Review Open
Detection of partial discharge (PD) activities in high-voltage equipment can be done according to the several mechanisms of signal detection, which are electromagnetic wave signal detection, acoustic signal detection, chemical reactions, e…
View article: Unorthodox technique in sensing with the metamaterial-based resonator sensor at millimetre frequencies
Unorthodox technique in sensing with the metamaterial-based resonator sensor at millimetre frequencies Open
A metamaterial-based resonator is presented in this paper for liquid-sensing applications. The designed sensor operates at millimetre-wave (mm-w) frequencies, and it can characterise the samples that may possess identical characteristics. …
View article: Wearable Dual-band Frequency Reconfigurable Patch Antenna for WBAN Applications
Wearable Dual-band Frequency Reconfigurable Patch Antenna for WBAN Applications Open
A wearable dual-band patch antenna is presented which can adjust its frequency for WBAN applications.Frequency reconfiguration is achieved by the antenna through the utilization of the switching properties of a PIN diode.Produced using a R…
View article: Design and Analysis of a Compact Dual-Band Wearable Antenna for WBAN Applications
Design and Analysis of a Compact Dual-Band Wearable Antenna for WBAN Applications Open
The design and analysis of a compact dual-band wearable antenna for WBAN applications is presented. The antenna was prototyped on a semi-flexible Rogers Duroid RO3003 with compact dimensions of mm2 which corresponds to , where is the fr…
View article: Development of Monitoring System Based on Internet of Things (IoT) for Freshwater Prawn Farming
Development of Monitoring System Based on Internet of Things (IoT) for Freshwater Prawn Farming Open
Aqua-farming or water farming is an aquatic counterpart to agriculture or ground farming. It is one of methods to make out foods or commercial product. With the current incompetent aqua-farming activities such as labour energy consumption …
View article: Reconfigurable bandstop to allpass filter using defected ground structure in K-band for millimeter-wave communications
Reconfigurable bandstop to allpass filter using defected ground structure in K-band for millimeter-wave communications Open
In this paper, a reconfigurable bandstop to allpass filters using Defected Ground Structure (DGS) in K-Band for millimeter-wave communications is proposed. Mathematical analysis of the DGS is discussed in this paper for the bandstop and al…
View article: Glucose level detection using millimetre-wave metamaterial-inspired resonator
Glucose level detection using millimetre-wave metamaterial-inspired resonator Open
Millimetre-wave frequencies are promising for sensitive detection of glucose levels in the blood, where the temperature effect is insignificant. All these features provide the feasibility of continuous, portable, and accurate monitoring of…
View article: Flexible Rectenna for Energy Harvesting System
Flexible Rectenna for Energy Harvesting System Open
This paper presents a flexible rectenna for RF energy harvesting application. The textile wideband antenna is designed using CST software. The Fleece and Shieldit fabrics are used as substrate and conductive material, respectively. The ant…