Wireless Networks

Wireless Sensor Network (WSN) is getting a lot of interest from governments, citizens, industries, and universities for applications in various domains like smart buildings, environmental surveillance, and healthcare. Designers of the WSNs must ...

The detection of sybil attack is one of the main security challenges in wireless sensor networks (WSNs). The attack is considered as one of the risky threats since an attacker can generate multiple fake identities with false messages to severely ...

The advancement of technology is making it difficult for visually impaired people to obtain the most up-to-date and sophisticated phones. The Internet of Things has the potential to improve social interaction for visually challenged people. ...

Underwater Acoustic Networks are gaining in popularity because of their usage in underwater communication. The communication is facilitated with sensors and AUVs (Autonomous Underwater Vehicles), also termed as UWCNs (Underwater Wireless ...

Mobile ad-hoc network is a dynamic wireless network that transfers information through neighbor nodes with a temporary configuration. Due to its dynamic nature, it is exposed to attacks and intrusions. Routing disruption attack is the main problem ...

This paper presents the design of an interleaver for short Parallel Turbo Codes (PTC) with short block lengths in the order of 64, 128, and 256 bits. In particular, the objective is to design an interleaver that generates decorrelation in the ...

Due to the widespread application of wireless sensor networks in fields such as healthcare, the battlefield, etc., security has become a prime concern for transmitting information without any data manipulation. For this concern, we introduce a ...

In this paper, we address the interference management problem in non-orthogonal multiple access (NOMA)-enabled virtualized wireless networks (VWNs) by using power allocation approaches. Specifically, the power resources of the base station (BS) ...

This article presents a ± 45° dual-polarized triple-band dipole antenna array for 5G base station applications. Each antenna element consists of three main parts: radiator, feeding baluns, and reflector. The profile antenna array is designed to ...

Due to the dramatic increase of spectrum demand, efficient usage of the limited spectrum resources has become a crucial issue for the next-generation wireless networks. Auction-based spectrum trading, utilization and pricing have many promising ...

Tracking mobile objects in road networks is one of the important applications of wireless sensor networks (WSNs). It includes road safety, smart transportation, vehicle safety, vehicle tracking, traffic monitoring, etc. In this work, we assume ...

Digital Terrestrial Television (DTV) has been widely deployed globally for more than a decade. The transmitter identification (Tx-ID) technique specified in modern DTV standards becomes important today as the number of DTV transmitters grows with ...

This paper investigates the impact of channel imperfection and multiple eavesdroppers on the secrecy performance of dual-signal selection in amplify and forward-relay systems. This paper derives the lower-bound closed-form expressions of the dual-...${\mathrm{}}_{\mathrm{}}$$\mathrm{}$${\mathrm{}}_{\mathrm{}}$

Data uploading needs security and privacy in the cloud. But there are some problems like centralized provenance data (PD) collection, storage, lack of security, integrity, and more time consumption. There are methods like Rabin, Knapsack, McEliece,...

Mobile devices (MDs), represented by smartphones, have been widely used in various industries. However, MDs are constrained by their limited resources and cannot execute computation-intensive applications. Mobile cloud computing (MCC), which ...

In recent years, Wireless Sensor Network (WSN) has been used for several applications and various roles like information gathering, monitoring data, transmitting data, etc. However, the key drawback behind this WSN is energy consumption. In WSN, ...

Wireless sensor networks (WSNs) play a significant role in various applications, ranging from cellphones to highly secure military operations in unmanned areas where continuous monitoring is required. Numerous studies on WSNs have been conducted ...

In the majority of wireless sensor network applications, location information is crucial. Numerous localization techniques have been presented in recent years, the majority of them are oriented at two-dimensional applications. Whereas the ...

Novel general performance analysis of various multiple-input multiple-output (MIMO) systems over Hoyt distribution fading channel is presented and discussed in this study. Hoyt distribution, called sometimes Nakagami-q, spans over other ...$\mathrm{}$$\mathrm{}$$\mathrm{}\mathrm{}$$\mathrm{}$

Mobile social networks are a type of delay tolerant network consists of a large number of mobile nodes with social characteristics. The pattern of data transmission and delivery across these networks is due to intermittent, storage, transport and ...

With the development of the internet of things, people pay more and more attention to wireless sensor networks. Designing the energy efficient routing is an essential objective for wireless sensor networks. Cluster routing is one of the most ...

Cognitive radio (CR) is a revolutionary paradigm to migrate the spectrum scarcity problem in wireless networks. In view of the spectrum scarcity of unmanned aerial vehicles (UAVs) communication system, cooperative spectrum sensing (CSS) has ...

Cloud computing spreading in such a tremendous way that the energy consumption of the network and computing resources causes the emission of enormous quantities of CO₂ to the environment that force to manage energy consumption. Here, we propose ...

In this work, a 16 × 100 Gbps optical single sideband (OSSB) modulation based dual polarized (DP) Mach–Zehndar Modulators and polarizer in DP-Quadrature phase shift keying (DP-QPSK) with coherent optical Orthogonal frequency division multiplexing (...

In Cognitive Radio Network, after sensing process, the selection and decision for a reliable channel from the list of free channels is important for assignment to Cognitive Users (CUs) for communication with Quality of Service (QoS). In this paper ...

In this paper, we investigate the resource allocation for dense cloud non-orthogonal multiple access smallcell networks (NOMA SCN), aimed at maximizing the users’ quality of service (QoE). First, we construct a directed hypergraph to model the ...

This paper demonstrates that the cooperation between two types of user equipment—backscatter devices and radio frequency energy harvesting devices—leads to increased weighted sum throughput when the reflected signal from a backscatter device is ...

Wireless sensor networks (WSNs) have been imperative means for the collection of information in various fields. Integration of WSN with the latest technology like unmanned aerial vehicles (UAVs) can increase the overall performance of the WSN by ...

This paper presents the design and validation of a geometrically simple circularly polarized(CP) structure featuring flat gain in the sub-6 GHz 5th generation spectrum. The proposed structure is based on coplanar-waveguide-fed, modified wide slot ...

The cognitive radio wireless sensor network (CRWSN) suffers from a limited frequency spectrum and signal detection in which the sensing method cannot differentiate between signals from a primary user (PU) and a secondary user (SU). Channel ...