Browsing by Author "Hasna , Mazen"
Now showing items 41-60 of 145
-
Effective area spectral efficiency metric for decode-and-forward cooperative wireless communications
Omri A.; Hasna , Mazen; Nafie M. ( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we introduce a new metric, namely: effective area spectral efficiency (EASE), to quantify the spectral efficiency as well as the spatial properties of decoding and forward (DF) relaying wireless communications ... -
Enabling ICT development with low cost high capacity wireless networks in remote and underdeveloped locations an application to public finance management in Comoros Islands
De La Concepcion A.R.; Hasna , Mazen; Elsayed M.; Stefanelli R.; Trinchero D.; Mohamed K.A.; Mashmoun N.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)The 'Union of the Comoros' is a volcanic archipelago nation in the Indian Ocean, consisting of three islands. About half the population lives below the international poverty line of US$1.25 a day. The interiors of the ... -
End-to-end performance of transmission systems with relays over Rayleigh-fading channels
Hasna , Mazen; Alouini M.-S. ( IEEE , 2003 , Article)End-to-end performance of two-hops wireless communication systems with nonregenerative relays over flat Rayleigh-fading channels is presented. This is accomplished by deriving and applying some new closed-form expressions ... -
Engineering economics: Literature review and recommendations for practitioners
Abdulwahed M.; Hasna , Mazen (2013 , Conference Paper)The paper provides a review of the curriculum and pedagogy of engineering economics course, which is normally taken by engineering students of different disciplines. Literature reviews of studies and courses syllabuses on ... -
Enhancing wireless networks performance through cooperative communications with interference management
Omri A.; Hasna , Mazen ( IEEE , 2012 , Conference Paper)Cooperative radio communication has been proposed as an efficient technique to extend coverage and improve throughput in future wireless networks. However, its performance gain is degraded in the presence of co-channel ... -
Exact capture probability analysis of GSC receivers over Rayleigh fading channel
Nam S.S.; Alouini M.-S.; Hasna , Mazen ( 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 ... -
Exact closed form expressions for outage probability of GSC receivers over Rayleigh fading channel subject to self-interference
Nam S.S.; Hasna , Mazen; Alouini M.-S. ( 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 ... -
Exposure assessment to WiFi access points by simulations and measurements
Elsayed M.; Abdelazid A.F.; Hasna , Mazen; Trinchero D. ( 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 ... -
From global to local: Investigation of necessary engineering skills for KBE transformation in Qatar in the context of global engineering attributes
Khair R.; Abdulwahed M.; Hamouda A.; Hasna , Mazen ( IEEE , 2013 , Conference Paper)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 ... -
Full-Duplex Amplify-and-Forward Relaying under I/Q Imbalance
Samara L.; Gouissem A.; Hamila R.; Hasna , Mazen; Al-Dhahir N. ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)A major performance limiter in amplify-and-forward (AF) full-duplex (FD) relaying is the high level of residual self-interference (SI) due to the imperfect estimation of the effective self-interfering channel. One primary ... -
Full-Duplex Jamming and Interception Analysis of UAV-Based Intrusion Links
Abughalwa M.; Samara L.; Hasna , Mazen; Hamila R. ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)This letter addresses the evaluation of the performance of a full-duplex (FD) jammer and intercepting node, where the FD node attempts to disrupt the communication link of an intruding unmanned aerial vehicle (UAV). The ... -
Generalized area spectral efficiency of wireless ad-hoc networks over Rayleigh fading
Zhu J.; Zhang L.; Yang H.-C.; Hasna , Mazen ( Korean Institute of Communication Sciences , 2020 , Article)Generalized area spectral efficiency (GASE) was introduced as a metric to quantify the spectral utilization efficiency of wireless transmissions. Unlike other performance metrics, GASE takes into account the spatial property ... -
Improved relay selection for decode-and-forward cooperative wireless networks under secrecy rate maximization
Bouallegue S.; Hasna , Mazen; Hamila R.; Sethom K. ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Privacy and security have an increasingly important role in wireless networks. A secure communication enables a legitimate destination to successfully retrieve information sent by a source, while it disables the eavesdropper ... -
Innovative ad-hoc wireless sensor networks to significantly reduce leakages in underground water infrastructures
Trinchero D.; Stefanelli R.; Cisoni L.; Kadri A.; Abu-Dayya A.; Hasna , Mazen; Khattab T.... more authors ... less authors ( 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 ... -
Inter-relay interference cancellation for wireless multi-user multi-decode-and-forward relay networks
Omri A.; Hasna , Mazen ( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, a cooperative communication scheme with inter-relay interference (IRI) cancellation is proposed for wireless multi-user multi-decode-and-forward (DF) relay networks. The scheme is based on a DF half-duplex ... -
Inter-relay Interference management schemes for multi-user cooperative wireless networks
Omri A.; Hasna , Mazen ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper, two cooperative communications schemes with inter-relay interference (IRI) management are proposed for multi-user wireless networks. The first scheme (Interference management at relay station (IMR)) uses the ... -
Inter-relay interference management schemes for wireless multi-user decode-and-forward relay networks
Omri A.; Hasna , Mazen; Letaief K.B. ( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)In this paper, two cooperative communications schemes with inter-relay interference (IRI) management are proposed for wireless multi-user decode-and-forward (DF) relay networks. The schemes are based on a DF half-duplex ... -
Interference management schemes with general order statistics and interference constraint for multi-user cooperative wireless networks
Omri A.; Hasna , Mazen ( Institute of Electrical and Electronics Engineers Inc. , 2013 , Conference Paper)In this paper, two cooperative communications schemes with interference management are proposed for multiuser wireless networks. The first scheme (Interference Constraint based Relay Selection (ICRS)) maximizes the received ... -
Iterative compressive estimation and decoding for network-channel-coded two-way relay sparse ISI channels
Nguyen S.L.H.; Ghrayeb A.; Hasna , Mazen ( 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 ... -
Joint hierarchical modulation and network coding for two way relay networks
Ahmad R.; Hasna , Mazen ( IEEE , 2012 , Conference Paper)The performance of a joint Hierarchical Modulation (HM) and Network Coding (NC) scheme for two way relay networks is introduced and evaluated in this paper. The proposed scheme uses selective relaying based on a signal-to-noise ...