Quality of experience of VoIP service: A survey of assessment approaches and open issues

S Jelassi, G Rubino, H Melvin… - … surveys & tutorials, 2012 - ieeexplore.ieee.org
This survey gives a comprehensive review of recent advances related to the topic of VoIP
QoE (Quality of user'Experience). It starts by providing some insight into the QoE arena and …

Cognitive radio networks for smart grid applications: A promising technology to overcome spectrum inefficiency

VC Gungor, D Sahin - IEEE Vehicular Technology Magazine, 2012 - ieeexplore.ieee.org
With the rapid increase in world population and power demand, the aging infrastructure of
the existing power grid has caused many problems to electric utilities and customers in …

Filtering for Networked Systems With Multiple Time-Varying Transmissions and Random Packet Dropouts

D Zhang, QG Wang, L Yu… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
This paper is concerned with the H∞ filtering for networked systems with multiple time-
varying transmissions and random packet dropouts. We design a remote H∞ filter for these …

Spectrum-aware and cognitive sensor networks for smart grid applications

AO Bicen, OB Akan, VC Gungor - IEEE Communications …, 2012 - ieeexplore.ieee.org
Recently, wireless sensor networks have been considered as an opportunity to realize
reliable and low-cost remote monitoring systems for smart grid. However, interference due to …

Detecting anomalous spectrum usage in dynamic spectrum access networks

S Liu, LJ Greenstein, W Trappe, Y Chen - Ad Hoc Networks, 2012 - Elsevier
Dynamic spectrum access has been proposed as a means to share scarce radio resources,
and requires devices to follow protocols that access spectrum resources in a proper …

An altruistic differentiated service protocol in dynamic cognitive radio networks against selfish behaviors

KC How, M Ma, Y Qin - Computer Networks, 2012 - Elsevier
Cognitive Radio (CR), first proposed by Mitola, has the potential to improve spectrum
utilization by allowing secondary transmission in licensed primary networks, as long as the …

[PDF][PDF] Network Topology Models for Multihop Wireless Networks.

A Faragó - Isrn Communications & Networking, 2012 - academia.edu
A typical feature of huge, random network topologies is that they are too large to allow a fully
detailed description. Such enormous, complex network topologies are encountered in …

A consensus-based protocol for spectrum sharing fairness in cognitive radio ad hoc and sensor networks

P Hu, M Ibnkahla - International Journal of Distributed …, 2012 - journals.sagepub.com
Spectrum sharing fairness is an important topic in cognitive radio ad hoc networks
(CRAHNs) and cognitive radio sensor networks (CRSNs). Consensus-based protocols can …

Cooperative spectrum sensing among mobile nodes in cognitive radio distributed network

A Raza, SS Ahmed, W Ejaz… - 2012 10th international …, 2012 - ieeexplore.ieee.org
Recent advancements in communication have introduced several networking paradigms
one of which is Cognitive Radio Network (CRN). CRN is a network of radios that can change …

A two-phase and two-period spectrum sensing scheme using high-layer information for cognitive radio networks

SC Chen, CJ Chang, RH Gau - … and Applications Conference, 2012 - ieeexplore.ieee.org
Spectrum sensing is important for dynamic spectrum allocation in cognitive radio networks
(CRNs). Spectrum sensing algorithms are used to determine the frequency of spectrum …