Cognitive radio networks (CRNs) are group of nodes prepared through cognitive radios
which can improve the performance automatically via changing its behavior to adapt to the …

Wireless sensor network (WSN) is an autonomous system of number of sensor nodes
deployed in the region and connected by the wireless links. The sensor nodes are battery …

Abstract Cognitive Radio is a Wi-Fi verbal exchange methodology that allows the user to
engage except having a fixed preassigned radio spectrum. Cognitive Radio Networks …

A spectrum opportunity considers the most significant feature, wherever channel obtain
ability has to be exceedingly taking into account in several routing train in cognitive radio …

Cognitive Radio is an emerging technology to overcome the problem of spectrum scarcity
and underutilization. The vital requirement of Cognitive Radio Networks is quick route …

In this paper it is propose a routing algorithm using PSO (Particle Swarm Optimization). The
PSO outperforms the classical Dijkstra algorithm in that PSO could handle multi-objective …

The scarcity of free spectrum compels us to look for alternatives for ever increasing wireless
applications. Cognitive Radios (CR) is one such alternative that can solve this problem. The …

Due to exponential growth in the number of wireless devices, with each one exchanging
huge amount of data, requirement for the spectrum in almost all bands has risen very …

In cognitive radio networks, the real-time setting of the transmission parameters required by
the cognitive engine according to the quality of service requested by the cognitive users has …

A revolution in wireless communication networks was established by the introduction of
Cognitive Radio (CR) technology, which can adapt transmission settings to optimize network …