Electrical Engineering: Recent submissions
Now showing items 1301-1320 of 2821
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Capacity enhancement in cognitive radio wireless network with dynamic spectrum access
( IEEE Computer Society , 2014 , Conference)Deployment of femto-cells underlaying the macro-cell has been proven to greatly improve the system capacity and the indoor coverage. However, to successfully deploy this heterogeneous network, the interference among the ... -
Advances in engineering education in the Middle East and North Africa: Current status, and future insights
( Springer International Publishing , 2015 , Book)This book provides a collection of the latest advances in engineering education in the Middle East and North Africa (MENA) region and sheds insights for future development. It is one of the first books to address the lack ... -
Centralized-decentralized RB allocation based on genetic algorithm and coordination over X2 interface in LTE uplink
( VDE Verlag GmbH , 2015 , Conference)In this paper, we present a method for resource block allocation for the LTE uplink system. It aims to minimize the inter-cell interference and maximize the channel capacity. The genetic algorithm is used to come up with ... -
An insight into the future of engineering education, recommendations for implementations, and conclusions
( Springer International Publishing , 2015 , Book chapter)The Middle East and North Africa (MENA) region in general, and the Gulf Cooperation Council (GCC) region in particular, is a significantly dynamic and fast-changing part of the world, and when coupled with an ever-dynamic ... -
Modeling and analysis of HetNet interference using Poisson Cluster Processes
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference)Future mobile networks are converging towards being heterogeneous, owing to the co-existence of multi-tier networks within the same geographical area, including macro, pico- and femto-cells. The deployment of such networks ... -
Performance analysis of relay selection schemes in OFDM-based underlay cognitive networks
( IEEE , 2013 , Conference)Cognitive radio (CR) is a promising technology that allows wireless systems to sense the environment and learn from previous experience to improve the communication quality. However, CR needs a flexible and adaptive physical ... -
Multi-resampling Doppler compensation in cooperative underwater OFDM systems
( IEEE , 2013 , Conference)We consider a multi-carrier cooperative underwater acoustic communication (UWAC) system and investigate the Doppler scaling problem arising due to the motion of different nodes. Specifically, we assume an orthogonal frequency ... -
On ergodic capacity of wireless transmission subject to poisson distributed interferers over rayleigh fading channels
( IEEE , 2013 , Conference)Poisson point process has been widely adopted in the analysis of co-channel interference in dense frequency reuse systems. With the decaying power law, the aggregate co-channel interference in Poisson field can be viewed ... -
From global to local: Investigation of necessary engineering skills for KBE transformation in Qatar in the context of global engineering attributes
( IEEE , 2013 , Conference)this paper provides the findings of a study on investigating the required contextual engineering skills in Qatar in light of the global engineering skills. A set of 20 attributes were identified in the literature, and ... -
Systemic framework of competencies of 21st century technical and engineering human resource: A development case for a knowledge based Economy in Qatar
( IEEE , 2013 , Conference)The required talent of 21st century engineering and technology human resource is significantly different and more complex than what has been needed ever before. Numerous relevant studies have been conducted during the last ... -
Performance analysis of OFDMA based wireless cooperative networks with interference management
( IEEE , 2013 , Conference)In this paper, two cooperative communications schemes with interference management are proposed for orthogonal frequency division multiple access (OFDMA) based wireless networks. The first scheme maximizes the received ... -
Skills of engineers in knowledge based economies: A comprehensive literature review, and model development
( IEEE , 2013 , Conference)Recent studies emphasize the needs of a wider set of skills engineers require than ever thought. In this paper, authors report on a systematic literature review on this issue. Findings of the review are spanned over two ... -
Outage performance of OFDM-based relaying systems under IQ imbalance
( IEEE , 2013 , Conference)In the presence of different IQ imbalance (IQI) levels in the different nodes of a cooperative system, it becomes necessary to investigate the effect of each imbalance parameter on the performance. In this contribution, ... -
Relay selection for cooperative underwater acoustic communication systems
( IEEE , 2012 , Conference)In this paper, we consider a multi-carrier and multi-relay underwater acoustic communication (UWAC) system and investigate the relay selection problem. Our channel model is built on an aggregation of both large-scale path ... -
Modified Alamouti decoding for highly selective channels for LTE systems
( IEEE , 2012 , Conference)In this contribution, we propose an improvement of Alamouti coding for equalization of space-time block code multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) over highly-selective ... -
Cooperative OFDM systems for UWAC with SNR-based relay selection schemes
( IEEE , 2012 , Conference)In this paper, we investigate a multi-carrier multi-relay cooperative system with amplify-and-forward relaying over frequency-selective underwater acoustic channels. Relay selection rules rely on the maximization of ... -
Partial relay selection in underlay cognitive networks with fixed gain relays
( IEEE , 2012 , Conference)In a communication system with multiple cooperative relays, selecting the best relay utilizes the available spectrum more efficiently. However, selective relaying poses a different problem in underlay cognitive networks ... -
Area spectral efficiency of cooperative network with opportunistic relaying
( IEEE , 2012 , Conference)In this paper, we investigate the area spectral efficiency (ASE) in a three-node cooperative network with opportunistic relaying. On one hand, in conventional cellular network, ASE is defined to be the average data rate ... -
Iterative compressive estimation and decoding for network-channel-coded two-way relay sparse ISI channels
( IEEE , 2012 , Article)We propose an iterative compressive channel estimation and decoding scheme for network-channel-coded two-way relay sparse intersymbol interference channels. The underlying system model comprises two source nodes and one ... -
Performance analysis of selective cooperation with fixed gain relays in Nakagami-m channels
( elsevier B.V. , 2012 , Article)Selecting the best relay using the maximum signal to noise ratio (SNR) among all the relays ready to cooperate saves system resources and utilizes the available bandwidth more efficiently compared to the regular all-relay ...