IoT

Applying the Concept of Software-Defined Networking in Wireless Mesh Network

Nowadays, many networks are deployed in a mesh topology. Especially, most wireless sensor networks also use multi-hop or mesh communication to exchange sensor data between devices. Increasing the number of nodes leads to the requirement of flexible …

Evaluation of Routing Protocols for Multi-hop Communication in LPWAN

Nowadays, the low-power long-range networks are required for the Internet of Things applications, in which devices can transmit data over long distances and consume low energy. Low-Power Wide-Area Networks (LPWANs) have emerged to focus on a group of …

SDN-assisted Unmanned Aerial System for Monitoring Sensor Data

Nowadays, using Unmanned Aerial Vehicles (UAV) is applied to many applications such as rescue, streaming, monitoring. The UAVs’ ability can provide flexibility and efficiency in the monitoring operation. However, this poses different challenges, …

Search for Coordinates of WSN Nodes using Multidimensional Scaling Method

Nowadays, wireless sensor networks (WSN) are widely used for various Internet of Things applications. The sensor nodes are usually deployed randomly in the field. Thus, searching for node coordinates is one of the requirements to construct the …

Research on Using the AODV Protocol for a LoRa Mesh Network

In this paper, we consider the LoRa technology to expand sensor network coverage in smart sustainable cities. A model of a LoRa mesh network is proposed using the AODV protocol in packet routing. With a simulation model developed based on OMNET++, a …

Analytic Model of a Mesh Topology based on LoRa Technology

In the last decade, the Internet of Things (IoT) technologies have brought a lot of applications in different fields. Many communication technologies have been developed in order to connect everything to each other and to the Internet. Besides, the …

Minimizing the IoT System Delay with the Edge Gateways

Nowadays, the number of Internet of Things (IoT) devices has grown much faster. Many different devices are connected to the Internet through various network interfaces. Thus, these such devices create the heterogeneous networks and the edge …

Method for Organizing Mesh Topology based on LoRa Technology

Nowadays, Internet of Things (IoT) is one of the most current trends in the development of telecommunications. So many technologies have appeared with the aim of providing communication between the IoT devices. In this area, one of the newest …

Interaction of AR and IoT Applications on the Basis of Hierarchical Cloud Services

Currently, the active development of all industries occurs within the framework of the “Industry 4.0” concept. One of the key applications of this concept is the implementation of the Industrial Internet of things (IIoT) and applications that will …

Transmission of Augmented Reality Contents Based on BLE 5.0 Mesh Network

In recent years, Augmented Reality (AR) applications have appeared on smart devices (smartphones, smart glasses, etc.) that have expanded the visual perception of users. With the appearance of new technologies, a huge number of new services are …