Electrical Engineering: المرسلات الحديثة
السجلات المعروضة 1161 -- 1180 من 2649
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Development of a remote lab for electrical engineering program
( IEEE Computer Society , 2009 , Conference Paper)A remote lab for electrical engineering experiments has been designed and implemented. This has been intended as a platform that supports existing traditional labs by offering lab experiments that serve some of the student ... -
Exact capture probability analysis of GSC receivers over Rayleigh fading channel
( IEEE , 2010 , Conference Paper)For third generation systems and ultrawideband systems, RAKE receivers have been introduced due to the advantage of RAKE receivers which is their ability to combine different replicas of the transmitted signal arriving at ... -
Priority-based scheduling for limited energy cognitive relaying
( IEEE , 2010 , Conference Paper)We study the problem of cognitive relaying with limited-energy constraint in opportunistic spectrum access cognitive networks. Under this network setting, the cognitive user increases the spectrum availability for its own ... -
Innovative ad-hoc wireless sensor networks to significantly reduce leakages in underground water infrastructures
( IEEE , 2010 , Conference Paper)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 an adequate ... -
Reed-Solomon coding for cooperative wireless communication
( IEEE , 2010 , Conference Paper)During the last few years, several authors have studied the performance of many different types of channel codes for cooperative communication systems. Some of these codes include Low Density Parity Check (LDPC), Turbo and ... -
Performance analysis of best relay selection scheme for amplify-and-forward cooperative networks in identical Nakagami-m channels
( IEEE , 2010 , Conference Paper)In cooperative communication networks, the use of multiple relays between the source and the destination was proposed to increase the diversity gain. Since the source and all the relays must transmit on orthogonal channels, ... -
A signal combining technique based on channel shortening for cooperative sensor networks
( IEEE , 2010 , Conference Paper)The cooperative relaying process needs proper coordination among the communicating and the relaying nodes. This coordination and the required capabilities may not be available in some wireless systems, e.g. wireless sensor ... -
Cognitive relaying in wireless sensor networks: Performance analysis and optimization
( IEEE , 2010 , Conference Paper)The anticipated increase in the density of the deployed wireless sensor networks calls for spectrum sharing through unlicensed access to licensed spectrum. The key technology for spectrum sharing in this scenario is cognitive ... -
Relay assignment in network-coded cooperative systems with M-PSK modulation over asymmetric channels
( IEEE , 2010 , Conference Paper)We consider in this paper relay assignment for cooperative systems with multiple two-way relay channels. The nodes corresponding to one two-way relay channel (henceforth referred to as pair) communicate with each other ... -
Mobile wireless sensor networks applied to the survey of water infrastructures
( IEEE , 2010 , Conference Paper)The paper reports our last advances in the realization of mobile wireless sensor networks (WSNs), able to reveal unknown tracks and leakages within underground pipelines used to distribute water. This WSN technology is ... -
Performance analysis of best relay selection scheme for fixed gain cooperative networks in non-identical Nakagami-m channels
( IEEE , 2010 , Conference Paper)Selecting the best relay among all the relays ready to cooperate saves system resources and utilizes the available bandwidth more efficiently compared to the regular all-relay cooperation. This scheme also achieves the ... -
Joint statistics of partial sums of ordered exponential variates and performance of GSC RAKE receivers over rayleigh fading channel
( IEEE , 2011 , Article)Spread spectrum receivers with generalized selection combining (GSC) RAKE reception were proposed and have been studied as alternatives to the classical two fundamental schemes: maximal ratio combining and selection combining ... -
On the performance of advanced QoS-aware packet scheduling for multiantenna packet radio systems
( IEEE , 2010 , Conference Paper)In this paper, we study and analyze the performance of advanced OFDM packet scheduling techniques with given QoS requirements under the 3GPP UTRAN Long Term Evolution (L TE) framework. Stemming from our previous studies ... -
On relay assignment in network-coded cooperative systems
( IEEE , 2011 , Article)We consider in this paper relay assignment for cooperative systems with multiple two-way relay channels. The nodes corresponding to one two-way relay channel (henceforth referred to as pair) communicate with each other ... -
Threshold-based relaying in coded cooperative networks
( IEEE , 2011 , Article)In cooperative communications, error propagation at the relay nodes degrades the diversity order of the system. To combat that effect, we present a novel technique to control error propagation at the relays, which is ... -
Exact closed form expressions for outage probability of GSC receivers over Rayleigh fading channel subject to self-interference
( IEEE , 2010 , Conference Paper)Previous work on performance analyses of generalized selection combining (GSC) RAKE receivers based on the signal to noise ratio focused on the development of methodologies to derive exact closed-form expressions for various ... -
Sequential random selection relaying for energy efficient wireless sensor networks
( IEEE , 2010 , Conference Paper)In a wireless sensor network with relaying capability, intermediate relay nodes are with limited energy budget. To maximize lifetime of relay nodes, selective relay strategies, requiring full channel state information ... -
Performance analysis of selective cooperation in underlay cognitive networks over Rayleigh channels
( IEEE , 2011 , Conference Paper)Underlay cognitive networks should follow strict interference thresholds to operate in parallel with primary networks. This constraint limits their transmission power and eventually the area of coverage. Therefore, it is ... -
Exposure assessment to WiFi access points by simulations and measurements
( IEEE , 2011 , Conference Paper)This paper discusses two different approaches to assess exposure to indoor WiFi access points at two different frequency bands: 2.4GHz and 5GHz. The first analyzes the electromagnetic propagation in almost empty environments ... -
Joint optimal threshold-based relaying and ml detection in network-coded two-way relay channels
( Institute of Electrical and Electronics Engineers Inc. , 2012 , Article)In this paper, we address the problem of joint optimal threshold-based relaying and maximum likelihood (ML) detection in network-coded cooperative systems. The purpose of using threshold-based relaying is to circumvent the ...