Research Units: Recent submissions
Now showing items 1-20 of 6211
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Resource Allocation in Uplink OFDMA Wireless Systems: Optimal Solutions and Practical Implementations
( John Wiley and Sons , 2012 , Book)Tackling problems from the least complicated to the most, Resource Allocation in Uplink OFDMA Wireless Systems provides readers with a comprehensive look at resource allocation and scheduling techniques (for both single ... -
Adapting contention-based forwarding to urban vehicular topologies for active safety applications
( Springer Nature , 2013 , Article)Contention-based forwarding (CBF) is a broadcasting technique used to disseminate emergency messages for traffic safety applications in intelligent transportation systems. Its design hypotheses have however been based on ... -
Wireless connection steering for vehicles
( IEEE , 2012 , Conference)This paper designs a complete framework that anticipates QoS/QoE (Quality of Experience) degradation and proactively defines policies for LTE-connected cars (UEs) to select the most adequate radio access out of WiFi and ... -
Performance of IEEE 802.15.4-based wireless sensors in harsh environments
( IEEE , 2012 , Conference)The performance of IEEE 802.15.4-based wireless sensors for applications in electromagnetically and physically harsh environments, such as those of typical industrial floors, is addressed in this paper. The results are ... -
Wireless sensors as an efficient way to improve sustainability in water management by a significant reduction of water wasting
( International Telecommunication Union (ITU) , 2010 , Presentation)Introduction: This paper presents an ICT solution to overcome the problem of water dispersion in water distribution networks. Leakage prevention and breaks identification in water distribution networks are fundamental for ... -
Vehicular Delay Tolerant Networks
( IGI Global , 2011 , Book chapter)Traditional networks suppose the existence of some path between endpoints, small end to end round-trip Delay time, and loss ratio. Today, however, new applications, environments and types of devices are challenging these ... -
mCoss: A multi-constraint scheduling strategy for WiMAX networks
( Association for Computing Machinery , 2011 , Conference)In this paper, we attempt to assemble the different pieces of the resource allocation puzzle of mobile WiMAX networks by addressing the main scheduling issues that are still open. We thus propose a novel multi-Constraints ... -
A novel analytical model for service delay in IEEE 802.11 networks
( IEEE , 2012 , Article)In this paper, we present a novel analytical model for the service delay in IEEE 802.11 networks. This model is capable of closely tracking service delay's behavior in real wireless local area networks. We find a compact ... -
Cooperative infrastructure discovery through V2X communication
( IEEE , 2010 , Conference)Opportunistic applications like software or digital maps updates and vehicle diagnostic reporting may require limited Intermittent Internet access. Hence, those applications can benefit of the existing Infrastructure already ... -
A comparative study between 802.11p and MOBILE WiMAX-based V2I communication networks
( IEEE , 2010 , Conference)Intelligent Transportation Systems (ITS) have been under development since the 80's as part of a global strategy for solving many of our modern life transportation problems. These systems enable people to reach their ... -
Energy Efficient Fair Content Distribution over LTE Networks using Bluetooth Piconets
( QU Wireless Innovations Center (QUWIC) , 2011 , Conference)Energy efficient content distribution with mobileto-mobile cooperation is considered. The distribution method is based on long range transmission from a base station and on short range cooperation between mobile terminals. ... -
Detection and performance of weak M-ary chirp signals in class-A impulsive noise
( IEEE , 2011 , Conference)Detection and error rate performance of weak M-ary chirp spread-spectrum (MCSS) signals in Middleton's class-A noise are addressed. The structure of the optimal weak-signal receiver is derived and consists of a zero-memory ... -
Efficient and unique identifier for V2X events aggregation in the local dynamic map
( IEEE , 2011 , Conference)Car to car communication has been getting a considerable interest from both industry and academia since the last decades, and especially the last years where the market introduction phase is approaching fast. Several useful ... -
Analysis of continuous communication availability in vehicular ad Hoc networks
( IEEE , 2013 , Article)In this paper, we study the steady-state statistical properties of continuous communication path availability in vehicular ad hoc networks. We assume a network of highways with arbitrary topology. The mobile nodes arrive ... -
Performance modeling of a two-tier primary-secondary network operated with IEEE 802.11 DCF mechanism
( IEEE , 2012 , Article)In this paper, we present an analytical study for the performance of a two-tier primary-secondary network based on IEEE 802.11 DCF mechanism. It is assumed that multiple primary users (PUs) and secondary users (SUs) coexist ... -
Multi-radio multi-channel routing metrics in IEEE 802.11s based wireless mesh networks
( Springer Nature , 2012 , Article)IEEE 802.11s is one of the emerging standards designed to build wireless mesh networks which may serve to extend the coverage of access networks. The default IEEE 802.11s path selection protocol Hybrid Wireless Mesh Protocol ... -
Transmission analysis of digital TV signals over a Radio-on-FSO channel
( IEEE , 2012 , Article)Recently, radio-on-free-space optical (RoFSO) technology is regarded as a new universal platform for enabling seamless convergence of fiber and FSO communication networks, thus extending broadband connectivity to underserved ... -
On the feasibility of vehicle-to-internet communications using unplanned wireless networks
( IEEE , 2010 , Conference)Advances in wireless communication technologies as well as the low cost of wireless equipment have increased the ubiquity of network connectivity, as is illustrated by the large deployment of IEEE 802.11 access points ... -
Towards supporting highly mobile nodes in decentralized mobile operator networks
( IEEE , 2012 , Conference)There is a general trend towards the decentralization of mobile operator networks. Such network decentralization will not be efficient without rethinking mobility management schemes, particularly for users moving for a ... -
Non-coherent detection of weak M-ary chirp signals in non-Gaussian impulsive noise
( IEEE , 2012 , Conference)This paper addresses non-coherent detection and performance of weak M-ary chirp spread-spectrum (MCSS) signals in non-Gaussian impulsive noise. The structure of the locally optimum Bayes detector (LOBD) is derived and ...