Browsing QMIC Research by Publication Date
Now showing items 1-20 of 340
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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 ... -
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 ... -
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 ... -
SimITS: An integrated and realistic simulation platform for vehicular networks
( Association for Computing Machinery , 2010 , Conference)Vehicular communication systems are becoming one of the most emerging research areas. Many efforts have been made to provide new applications and communication protocols adapted to this new kind of networks. The performance ... -
Novel time-frequency reservation Aloha scheme for OFDMA systems
( IEEE , 2011 , Conference)A novel reservation Aloha scheme is presented for OFDMA systems. The proposed scheme is based on two dimensional reservation in time and frequency. The proposed approach is compared to other OFDMA extensions of reservation ... -
Beam and RB allocation in LTE uplink with opportunistic beamforming
( IEEE , 2011 , Conference)Opportunistic beamforming is investigated in the context of multicell LTE uplink resource allocation. A scheduling algorithm based on beam and resource block (RB) allocation with opportunistic beamforming is presented. ... -
A novel distributed scheduling scheme for OFDMA uplink using channel information and probabilistic transmission
( Elsevier , 2011 , Article)Distributed uplink scheduling in OFDMA systems is considered. In the proposed model, mobile terminals have the responsibility of making their own transmission decisions. The proposed scheme is based on two dimensional ... -
A Nash bargaining solution for energy-efficient content distribution over wireless networks with mobile-to-mobile cooperation
( IEEE , 2011 , Conference)A game theoretical formulation for energy minimization in mobile-to-mobile cooperative networks is provided. The problem is formulated as a Nash bargaining game, and the Nash bargaining solution is derived. Furthermore, a ... -
A channel-aware reservation protocol for cooperative content distribution over OFDMA networks
( IEEE , 2011 , Conference)In this paper, a channel aware resource reservation protocol for content distribution in an OFDMA wireless network with mobile-to-mobile cooperation is presented. The proposed approach consists of a reservation phase and ... -
An OFDMA communication protocol for wireless sensor networks used for leakage detection in underground water infrastructures
( IEEE , 2011 , Conference)In this paper, an application of wireless sensor networks for leakage detection in underground water pipes is considered. A mobile sensor immersed in the water pipe is assumed to communicate with relay nodes on the ground ... -
Enhancing the performance of OFDMA underlay cognitive radio networks via secondary pattern nulling and primary beam steering
( IEEE , 2011 , Conference)Cognitive radio networks are receiving a lot of research attention lately. Most user equipment in state-of-the-art wireless communication systems are equipped with two antennas. In this paper, we take advantage of the two ... -
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 ... -
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 ... -
Public Safety Networks
( IGI Global , 2011 , Book chapter)Disaster can be defined as the onset of an extreme event causing profound damage or loss as perceived by the afflicted people. The networks built in order to detect and handle these events are called Public safety networks ... -
Modeling and performance analysis of cooperative communications in cognitive radio networks
( IEEE , 2011 , Conference)In this paper, we study the performance of a network comprised of a primary user and a secondary user with the latter having cognitive radio capabilities. The secondary node uses the empty slots of the primary user to ... -
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 ... -
Multihop Routing for Energy Efficiency in Wireless Sensor Networks
( IntechOpen , 2011 , Book chapter)Wireless sensor networks (WSNs) are attracting increasing research attention, due to their wide spectrum of applications, including military purposes for monitoring, tracking and surveillance of borders, intelligent ... -
A Density Based Clustering Algorithm for Efficient Channel Allocation in Multi-radio Multi-channel Wireless Mesh Networks
( IARIA , 2011 , Conference)Efficient channel selection is essential in 802.11 mesh deployments, for minimizing contention and interference among co-channel devices. The IEEE 802.11 standard provides at least three non-overlapping channels and thus ...
