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Vivek Ashok Bohara - IEEE Xplore Author Profile

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Bridging the world with energy efficient communication using solar panels as communication receivers is an innovative step toward sustainable connectivity. This approach not only leverages renewable energy to power communication infrastructure but also enhances the efficiency and reach of networks, particularly in remote and underserved areas. Light communication offers high-speed data transfer an...Show More
Light Fidelity (Li-Fi) offers high data rates in confined areas but is limited by susceptibility to signal blockages and constrained coverage. To address these limitations, Li-Fi is often integrated with Wi-Fi in a heterogeneous network (HetNet), leveraging Li-Fi’s speed with Wi-Fi’s broader coverage. However, hybrid networks introduce frequent handovers between Li-Fi and Wi-Fi access points (APs)...Show More
This paper experimentally demonstrates high-speed data transmission using an off-the-shelf poly-crystalline solar module while using a commercially available white light-emitting diode (LED) as an optical source. Solar panels are one of the major contributors to renewable energy sources, and their capability to provide high-speed data transmission makes them a viable contender for self-powered com...Show More
Optical intelligent reflecting surfaces (OIRSs) represent a paradigm shift towards improving the optical wireless communications capabilities. The application of this developing technology in the field of underwater wireless communication (UWC) systems is a promising way to overcome the limitations associated with such challenging environments. In this research, we analyze the performance improvem...Show More
LightFidelity (LiFi) is one of the most promising techniques to meet such high demand for indoor users by utilizing the visible light spectrum. A major challenge of LiFi is that its coverage is relatively limited, as the surrounding walls, objects, and other surfaces mostly absorb visible light. Thus, a number of studies have proposed aggregating the bandwidth of WiFi and LiFi to serve all users w...Show More
The future intelligent transport systems (ITSs) promise to improve traffic safety and security along with reducing the driver workload. In this article, we consider a pre-emptive emergency situation, wherein we design a safe-driving maneuver problem for transportation Metaverse (TransVerse) to compensate for driver reaction delay. The proposed scheme balances the risk of collision, and the spectra...Show More
Terahertz (THz) communication and visible light communication (VLC) are promising technologies for rapidly de-veloping next-generation wireless communication systems. This work focuses on THz and VLC performance analysis under two challenging scenarios: atmospheric weather impact and human blockages. Under these two challenges, we thoroughly compare the sum rate with multiple access techniques usi...Show More
Traffic congestion at road intersections is one of the critical challenges for vehicular traffic systems. In the urban environment, this traffic congestion results in an increase in the travel time, more driver fatigue, higher pollution, etc. Consequently, traffic congestion not only exacerbates travel delays but also impacts the environment and human health. As a consequence, the implementation o...Show More
High-speed data transmission and energy-efficient networks are crucial for connecting the world through intelligent communication. Light communication offers high-speed data transfer and is cost-effective due to the vast unlicensed spectrum available. However, there are some challenges at the receiver as it requires an external power supply to operate, and the small area leads to limited orientati...Show More
In the realm of forthcoming wireless communication systems, various technologies have emerged, with intelligent reflective surfaces (IRSs) standing out as a promising contender for enhancing spectral and energy efficiency. The effectiveness of such systems is significantly impaired by the nonlinear characteristics inherent in their components. This work examines the collective impact of nonlineari...Show More
The primary objective of our developed Digital Inte-grated Circuit(IC) tester is to create an efficient and user-friendly Digital Integrated Circuit testing solution. It has been specially designed for educational institutes' electronic laboratories. The novelty of the product lies in the user-friendly Graphical User Interface(GUI) and capability to test each functional block of a digital IC, disp...Show More
We are witnessing a transition to a new era of mobility where pervasively connected (semi-) autonomous cars will deliver significantly improved safety, traffic efficiency, and travel experiences. A diverse set of advanced vehicular use cases such as platooning, remote driving, and fully autonomous driving will be made possible by building on emerging sixth-generation (6G) wireless networks. Among ...Show More
In recent years, LiFi has become increasingly pop-ular as an indoor communication technology that utilizes the unlicensed visible light and infra-red spectrum to transmit data. A major challenge of utilizing LiFi is that its area of coverage is limited. Thus, a large number of LiFi access points (APs) is often complemented by deploying a WiFi AP to form a hybrid WiFilLiFi network. However, such de...Show More
Future autonomous driving would require a plethora of networking resources and high-quality vehicular communication links. As these mobile devices are resource-constrained, thus, offloading computer-intensive operations to the mobile edge servers has been a crucial strategy to meet the stringent quality of service (QoS) requirements. However, various types of smart vehicles with distinct capabilit...Show More
Visible light communication (VLC) has enabled the inception of a novel communication technique due to its high bandwidth and resistance to interference from various electromagnetic sources. However, in an indoor VLC system, other users (static as well as dynamic) can act as blockages to the communication link for the desired user. In this paper, we analyze the performance of an indoor VLC system w...Show More
Light Fidelity (Li-Fi) emerges as a cutting-edge wire-less networking paradigm within the domain of light communication (LC) technology. The technology's prowess lies in its ability to harness the expansive visible and invisible light spectrum, facilitating high-capacity data transmission. Li-Fi serves as a fully integrated indoor wireless communication solution, employing light as the conduit for...Show More
This paper proposes a modified mapping approach for an autonomous navigation system to traverse unknown territories. The proposed method uses the features of Light Detection and Ranging (LiDAR) to self-explore its environment and create a map without human assistance using precise algorithms like Rapid Random Trees (RRT), GMapping, and ROS Navigation Stack. Further, a web interface is provided to ...Show More
Optical wireless communication (OWC) stands out as a potential enabling technology poised to drive the rapid deployment of sixth-generation (6G)-based indoor wireless networks. However, one of the major limitations of utilizing laser-based OWC technology in indoor environments is the non-availability of line-of-sight (LoS) connectivity between the communicating devices due to blockages. To tackle ...Show More
We study an urban wireless network in which cache-enabled UAV-Access points (UAV-APs) and UAV-Base stations (UAV-BSs) are deployed to provide higher throughput and ad-hoc coverage to users on the ground. The cache-enabled UAV-APs route the user data to the core network via either terrestrial base stations (TBSs) or backhaul-enabled UAV-BSs through an xHaul link. First, we derive the association pr...Show More
Emerging vehicular applications and high data demands have led to an increasing need for storage and computational resources in vehicular networks (VNs). Due to the limited resource availability, it is challenging to provide high-quality of service (QoS) to the end users. In our work, we propose a cache-enabled handover management scheme leveraging proactive caching at mobile terminals (MTs) to mi...Show More
In this paper, we highlight the potential benefit of employing optical-RIS (O-RIS) for hybrid RF-VLC V2X communication networks for enhanced road safety applications, particularly at road intersections. We utilize various analytical tools of stochastic geometry to characterize the performance of the proposed framework subject to interference originating from neighbouring vehicles in terms of perfo...Show More
The increasing demand for extensive data requirements in indoor wireless communication has become a center of attention. In response, Light-Fidelity (Li-Fi) technology has emerged as a viable alternative to Wireless-Fidelity (Wi-Fi), offering a multitude of benefits. These include higher data rates, access to a wide unlicensed spectrum, and a secure and environmental friendly communication system....Show More
This work investigates a sparse code multiple access (SCMA) assisted multiple unmanned aerial vehicles (UAVs) downlink communication network for improved data services to multiple ground users. Our objective is to maximize the sum-rate of the multi-UAV SCMA network by optimizing the SCMA factor graph matrix used for resource allocation, considering the inter-UAV and intra-UAV interference componen...Show More
In view of recent developments in underwater wireless technology and the continuous demand for deep ocean exploration, this study investigates the underwater optical wireless communication system. Underwater wireless optical communication (UWOC) has several benefits over short-distance wireless connectivity due to its significantly higher bandwidth and data rate compared to acoustic communication....Show More
Optical intelligent reflective surface (OIRS) is one of the promising solutions to address the ‘skip-zone’ problem between the base stations and the mobile users. The performance of OIRS can be further complemented by mounting them on unmanned aerial vehicles (UAVs), which are known for their flexibility and maneuverability. The proposed work aims to utilize the OIRS-assisted UAV to improve the pe...Show More