Network & Communication
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Highly integrable planar-structured printed circularly polarized antenna for emerging wideband internet of things applications in the millimeter-wave band
(Nature Research, 2024)This paper proposes a numerically and experimentally validated printed wideband antenna with a planar geometry for Internet of Things (IoT) applications. This design tackles the challenges associated with deploying IoT ... -
A Compact Microwave Quadrature Hybrid Coupler Using Capacitive Composite Lines and Meandered Stubs
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-12)In this paper, a new structure of the quadrature hybrid coupler (QHC) with compact size is proposed using capacitive composite lines and meandered open stubs. The proposed coupler works at 1.6 GHz with a 0.4 GHz bandwidth, ... -
FUBA: A fuzzy-based unmanned aerial vehicle behaviour analytics for trust management in flying ad-hoc networks
(John Wiley and Sons Inc, 2023)Flying Ad-Hoc Network (FANET) is a promising ad hoc networking paradigm that can offer new added value services in military and civilian applications. Typically, it incorporates a group of Unmanned Aerial Vehicles (UAVs), ... -
Highly-isolated compact self-diplexing antenna
(Elsevier GmbH, 2024-01)This article introduces a novel low-profile self-duplexing antenna with high isolation for out-band operation applications. The antenna design features two patches, one rectangular and one triangular, both utilizing the ... -
SIW-based frequency-adjustable antenna for IoT-based duplex wireless devices
(Elsevier GmbH, 2024)This paper proposes a compact and frequency-adjustable/reconfigurable dielectric (DR)-loaded eighth-mode substrate integrated waveguide (EMSIW) antenna for duplex wireless communications. The miniaturization of the resonators ... -
AI-Enabled Framework for Mobile Network Experimentation Leveraging ChatGPT: Case Study of Channel Capacity Calculation for η-µ Fading and Co-Channel Interference
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-10)Artificial intelligence has been identified as one of the main driving forces of innovation in state-of-the-art mobile and wireless networks. It has enabled many novel usage scenarios, relying on predictive models for ... -
Mutual Coupling Reduction in Antenna Arrays Using Artificial Intelligence Approach and Inverse Neural Network Surrogates
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)This paper presents a novel approach to reducing undesirable coupling in antenna arrays using custom-designed resonators and inverse surrogate modeling. To illustrate the concept, two standard patch antenna cells with 0.07λ ... -
Metamaterial inspired electromagnetic bandgap filter for ultra-wide stopband screening devices of electromagnetic interference
(Nature Research, 2023)Presented here is a reactively loaded microstrip transmission line that exhibit an ultra-wide bandgap. The reactive loading is periodically distributed along the transmission line, which is electromagnetically coupled. The ... -
Convergence of IoT and Cognitive Radio Networks: A Survey of Applications, Techniques, and Challenges
(Institute of Electrical and Electronics Engineers Inc., 2023)Cognitive Radio Networks (CRNs) have been proposed as a solution to the problem of spectrum scarcity in wireless communication systems. CRNs allow for dynamic spectrum access by secondary users, who can opportunistically ... -
A Formula for Successful Transmission Probability in Opportunistic Networks Under Memory-time Correlated Channel Availability
(Institute of Electrical and Electronics Engineers Inc., 2023)Dynamic Spectrum Access (DSA) technology in wireless Cognitive Radio Networks (CRNs) provides opportunistic access for unlicensed users, also known as Secondary Users (SUs), which can offer huge bandwidth to enable future ... -
On-Chip Terahertz antenna array based on amalgamation of metasurface-inspired and artificial magnetic conductor technologies for next generation of wireless electronic devices
(Elsevier GmbH, 2023)The paper presents a feasibility study on an innovative terahertz (THz) on-chip antenna array designed to reliably meet the high-performance connectivity requirements for next generation of wireless devices to enable ... -
Impact of 3G and 4G Technology Performance on Customer Satisfaction in the Telecommunication Industry
(MDPI, 2023)This study investigates the impact of factors (network coverage, customer service, video calls, and downloading Speed) of 3G and 4G telecommunication services performance on customer satisfaction in the Punjab region of ... -
Jamming Resilient Multi-Channel Transmission for Cognitive Radio IoT-based Medical Networks
(Korean Institute of Communication Sciences, 2022)The era of the Internet-of-things (IoT) comes with tremendous burdens on pre-existing network infrastructures and protocols due to spectrum scarcity and reliability concerns. Cognitive radio (CR) technology is proposed for ... -
A Cross-Layer Solution for Contention Control to Enhance TCP Performance in Wireless Ad-hoc Networks
(Institute of Electrical and Electronics Engineers Inc., 2023)With the development of wireless technology, users not only have wireless access to the Internet, but this has also sparked the emergence of Wireless Ad-hoc Networks (WANETs); this promising networking paradigm has the ... -
Energy-Efficient Bi-Objective Optimization Based on the Moth–Flame Algorithm for Cluster Head Selection in a Wireless Sensor Network
(MDPI, 2023)Designing an efficient wireless sensor network (WSN) system is considered a challenging problem due to the limited energy supply per sensor node. In this paper, the performance of several bi-objective optimization algorithms ... -
Experimental Evaluation of Trilateration-Based Outdoor Localization with LoRaWAN
(Tech Science Press, 2023)Long Range Wide Area Network (LoRaWAN) in the Internet of Things (IoT) domain has been the subject of interest for researchers. There is an increasing demand to localize these IoT devices using LoRaWAN due to the quickly ... -
Fabrication of a large scale metasurface with high resolution and enhanced absorption
(Optica Publishing Group (formerly OSA), 2023)Plasmonic metasurface nanostructures have the potential to enable nonlinear optical functionality in metasurfaces by reducing power operating thresholds and enabling ultra-thin subwavelength devices. However, low absorption ... -
A Compact Filtering Coupler with Unwanted Harmonic Rejection Using LC Composite Lines for Communication Systems Applications
(MDPI, 2023)In this paper, new LC lumped components and composite lines are used to create a filtering branch line coupler (FBLC) with a small size and wide suppression band. New composite lines are proposed using applied LC lumped ... -
An innovative fractal monopole MIMO antenna for modern 5G applications
(Elsevier GmbH, 2023)Proposed in this paper is the design of an innovative and compact antenna array which based on four radiating elements for multi-input multi-output (MIMO) antenna applications used in 5G communication systems. The radiating ... -
High performance antenna-on-chip inspired by SIW and metasurface technologies for THz band operation
(Nature Research, 2023)In this paper, a high-performance antenna-on-chip (AoC) is implemented on gallium arsenide (GaAs) wafer based on the substrate integrated waveguide (SIW) and metasurface (MTS) technologies for terahertz band applications. ...