research papers on cognitive radio

Cognitive radio innovation could be able to alleviate the limitation of accessible radio spectrum by facilitating dynamic spectrum access. Analysts have indeed been focusing on empowering this innovative idea in dealing with the wireless spectrum since its presentation. As a result, rapid progress has been made in this sector of exploration. Reviews and instructional exercise papers are ...

Cognitive radio is a popular research topic that has attracted considerable interest in the recent past. This paper aims at carrying out a literature review on the subject thus giving an overview ...

Abstract: Cognitive Radio (CR) has evolved as a smart technology in bridging the disparity between the availability and allocation of the radio frequency spectrum amongst multiple users. With a Software Defined Radio (SDR) framework, Cognitive Radio aims to target high spectrum utilization efficiency via opportunistic spectrum access through autonomous adaptation of its communication ...

IRE 17004 67 ICONIC RESEARCH AND ENGINEERING JOURNALS 299. Recent Advances in Cognitive Radio. ANILA DHINGRA, MANISHA KUMAWAT, SONAL S HARMA. 1,2,3 Department of Electronic sand Communication ...

In wireless communication system and mobile technology, cognitive radio plays an important role better in future. It is used in machine learning and with other fields and technologies as well. In this paper, we presented a survey on cognitive radio, associated research issue, its architecture, and various components related to it.

In addition to a huge number of research papers including survey and tutorial types of articles [2,4,9-14], a number of research monographs and edited books [15-23] ... Evolution and future trends of research in cognitive radio E. Hossain, D. Niyato and D. I. Kim of efforts has been put by the different standardization bodies for the ...

Cognitive radio network affords a novel prototype for modeling the intellectual wireless systems to alleviate the spectrum insufficiency issue and offer a noteworthy profit in achieving the spectral effectiveness. A detailed analysis of the research actions in CR is reviewed in this paper.

This paper surveys recent advances in research related to cognitive radios. The fundamentals of cognitive radio technology, architecture of a cognitive radio network and its applications are first introduced. The existing works in spectrum sensing are reviewed, and important issues in dynamic spectrum allocation and sharing are investigated in ...

Spectrum Sensing (SS) plays an essential role in Cognitive Radio (CR) networks to diagnose the availability of frequency resources. In this paper, we aim to provide an in-depth survey on the most recent advances in SS for CR. We start by explaining the Half-Duplex and Full-Duplex paradigms, while focusing on the operating modes in the Full-Duplex. A thorough discussion of Full-Duplex operation ...

The cognitive radio (CR) prototype intended to scheme the future wireless communication. structures is emerging progressively more trendy, its v arious featur es are utilized within the presently ...

This research paper is written in a way that provides detailed instructions for the purpose of assisting new researchers in the area of Cognitive Radio Networks. ... Cognitive radio will provide a comprehensive examination of spectrum sensing, which will cover the many types of sensing, sensing that is based on machine learning, as well as open ...

Cognitive radio is an intelligent communication system that is aware of its environment and can dynamically adapt its operating parameters with the aim of providing an efficient use of the scarce spectrum. The main advantage of cognitive radio technology is its ability to adapt and cooperate with all other wireless technologies such as fifth generation technology, 5G. 5G enabled cognitive ...

In the context of cognitive radio networks, several research papers related to machine learning for spectrum sensing have been published [42,43,44,45,46,47,48,49,50,51]. These machine learning-based sensing techniques aim at detecting the availability of frequency channels by formulating the process as a classification problem in which the ...

In the context of cognitive radio networks, several research papers related to machine learning for spectrum sensing have been published [42,43,44,45,46,47,48,49,50,51]. These machine learning-based sensing techniques aim at detecting the availability of frequency channels by formulating the process as a classification problem in which the ...

This Special Collection aims to present high-quality research papers that report the latest research advances in cognitive radio and networks for emerging cloud and mobile computing technologies. Topics of interest for submissions include, but are not limited to: Applications of cognitive radio in emerging technologies. Cognitive multi-hop networks

Cognitive radio (CR) is the enabling technology for supporting dynamic spectrum access: the policy that addresses the spectrum scarcity problem that is encountered in many countries. Thus, CR is widely regarded as one of the most promising technologies for future wireless communications. To make radios and wireless networks truly cognitive, however, is by no means a simple task, and it ...

Cognitive radio (CR) systems have emerged as effective tools for improving spectrum efficiency and meeting the growing demands of communication. This study focuses on a flexible CR system based on opportunistic spectrum access technology, which enables secondary networks to efficiently utilize unoccupied spectrum resources for information transmission by actively sensing the spectrum ...

Rather than analyzing the threats or attacks to the cognitive radio, the paper [27] analyzes the 2010 and earlier solutions presented to mitigate CRN security issues. ... Recent security research on the cognitive radio network has focused on the insider threat (Byzantine), jamming of the control channel or other portions of the spectrum, and ...

Cognitive radio network (CRN) is a pioneering technology that was developed to improve efficiency in spectrum utilization. It provides the secondary users with the privilege to transmit on the licensed parts of the spectrum if the licensed user is not utilizing it. The cognitive radio must, however, relinquish the spectrum when the primary user decides to reoccupy it. By exploiting the unused ...

DOI: 10.1109/JPROC.2012.2208211 Corpus ID: 1718050; A Survey of Security Challenges in Cognitive Radio Networks: Solutions and Future Research Directions @article{Attar2012ASO, title={A Survey of Security Challenges in Cognitive Radio Networks: Solutions and Future Research Directions}, author={Alireza Attar and Helen Tang and Athanasios V. Vasilakos and Fei Richard Yu and Victor C. M. Leung ...

This paper provides an overview of cognitive radio technology and its applications in the field of civil aviation. Cognitive radio technology is a relatively new and emerging field that allows for dynamic spectrum access and efficient use of spectrum resources. In the context of civil aviation, cognitive radio technology has the potential to enable more efficient use of the limited radio ...

cognitive radio based wireless body area network (WBAN). Download : Download high-res image ... Some research issues in cognitive radio networks. AFRICON 2007, IEEE (2007), pp. 1-7. CrossRef View in Scopus Google Scholar [22] D. He. ... This paper is for special section VSI-aig5. Reviews were processed by Guest Editor Dr. Abdulrahman Saad ...

This paper examines the current state of cognitive radio technology, including ongoing research and development efforts, regulatory issues, and potential challenges to widespread adoption.

Data-driven approaches have revolutionized scientific research. Machine learning and statistical analysis are commonly utilized in this type of research. Despite their widespread use, these methodologies differ significantly in their techniques and objectives. Few studies have utilized a consistent dataset to demonstrate these differences within the social sciences, particularly in language ...

In the new study Miller, Brincat and Roy suggest another advantage consistent with cognitive control being based on an interplay of large-scale coordinated rhythmic activity: "Subspace coding." This idea postulates that brain rhythms organize the otherwise massive number of possible outcomes that could result from, say, 1,000 neurons ...

The fifth Generation (5G) of wireless communication standards and Cognitive radio (CR) are believed to be the solution for present day data intensive applications. The 5G wireless networks are expected to provide higher data transfer rates, ubiquitous connectivity, low end-to-end latency, much higher system capacity and improved energy efficiency. Cognitive radio network (CRN) offers dynamic ...

Researchers in cognitive science have long been interested in modeling human perception using statistical methods. This requires maneuvers because these multiple dimensional data are always intertwined with complex inner structures. The previous studies in cognitive sciences commonly applied principal component analysis (PCA) to truncate data dimensions when dealing with data with multiple ...