[PDF] Top 20 NS-2 based simulation framework for cognitive radio sensor networks

... plot that very few numbers of channels are being oc- cupied by PR nodes throughout the simulation time. This type of activity can be found in rural areas or less peak hours. CR users can take maximum utilization ... See full document

... fuzzy- based clustering elects nodes with maximum chance to become ...was based on three fuzzy parameters: residual energy of each sensor node, closeness to base station, node degree which describes ... See full document

... Throughput and EE of CRSNs with the proposed QBA are determined in terms of the limits. With numerical examination, it is demonstrated that QBA, contrasted and the each time "detecting also, revealing" plan, ... See full document

... cluster based strategy has been developed for transferring data among the mobile nodes in a ...of cognitive radio model have been relied in the process of enabling the transfer of packets between the ... See full document

... the cognitive radio nodes to access the available network resources in a reasonable way with- out monopolizing the current ...classified based on the network usage historical met- ...tive ... See full document

... Single radio architecture is implemented in sensing principle, where a specific time slot is allocated for spectrum ...single radio architecture is its simplicity and lower cost [2], both of which ... See full document

... A channel status predictor based on a Markov chain with a finite-alphabet observable. Process was proposed in [9]. The parameter of the model is estimated from the training data using the Baum-Welch algorithm. The ... See full document

... assignment in a centralized form and computes the inter-cluster channel assignment in a distributed manner [13, 14]. The distributed and decentralized DSA schemes have an advantage in not requiring an additional central ... See full document

... each sensor is distributed uniformly in a predefined range ...active sensor per frame is given by the sum of energy required for receiving, calculation, and decision ...this simulation, the CRN ... See full document

... background traffic and capacity variation. It is found that [26] is not suitable for decentralized CRANET scenario due to a lack of centralized control and global informa- tion. Unlike the condition of ... See full document

... i=1, 2… $, where $ is the maximum number of allowed handovers and will be discussed ...channel sensor routes the request to the transmitter nodes (node T*LPI or T*HP1) or to the second handover nod, ... See full document

... Wireless sensor networks (WSN) are excellent choice in bridging the physical data that correlate with the environment via its ability in sensing, communicating and computing the ...data. Sensor nodes ... See full document

... in cognitive radio sensor networks ...Chain based Routing protocol for CRSNs called as CRC that leverages the power of cognitive radio ...and Cognitive ... See full document

... of cognitive radio technology have paved way for cognitive radio-based wireless sensor ...in cognitive radio wireless sensor ...in cognitive ... See full document

... non-cooperative cognitive radio network ...underlay cognitive radio network using rate-based pricing strategy for ...a framework for spectrum allocation where a group of SUs ... See full document

... one radio interface and makes it possible to change the frequency of the radio during the simulation run ...mesh networks simulated in ns-3 based on the recently pub- lished ... See full document

... approach based tunable Thompson sampling algorithm for sub band statistics estimation, 2) Thompson sampling algorithm based subband access scheme exploiting the past collision events to minimize ... See full document

... Wireless sensor network (WSN) is an autonomous system of number of sensor nodes deployed in the region and connected by the wireless ...The sensor nodes are battery powered node with some limited ... See full document

... of based on mufti-channel MAC protocol, the routing layer judge the next hop functions transferred to the MAC layer, so that the original only for single diameter of multi-channel MAC protocol with multi-path ... See full document

... The output of the simulation is written into data files: output vector files, output scalar files, and possibly the user’s own output files. OMNeT++ provides a GUI tool named Plove to view and plot the contents of ... See full document