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Computationally Efficient Power Allocation Algorithm in Multicarrier-Based Cognitive Radio Networks: OFDM and FBMC Systems
Cognitive Radio (CR) systems have been proposed to increase the spectrum utilization by opportunistically access the unused spectrum. Multicarrier communication systems are promising candidates forExpand
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Relay Selection and Resource Allocation for Two-Way DF-AF Cognitive Radio Networks
In this letter, the problem of relay selection and optimal resource allocation for two-way relaying cognitive radio networks using half duplex amplify-and-forward and decode-and-forward protocols isExpand
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  • Open Access
Asymptotically Optimal Resource Allocation in OFDM-Based Cognitive Networks with Multiple Relays
In this letter, the problem of resources allocation in decode-and-forward (DF) relayed OFDM based cognitive system is considered. The dual decomposition technique is adopted to obtain anExpand
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Optimal Power Allocation Algorithm for OFDM-Based Decode-and-Forward Dual-Hop Cognitive Systems
Relayed transmission is a promising technique to increase coverage and achievable capacity of the communication systems. A cognitive OFDM-based decode-and-forward (DF) cooperative relay network isExpand
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  • 2
  • Open Access
Per-energy capacity and handoff strategies in macro-femto cells environment
The effect of smaller cells being placed in a heterogeneous network can improve the way energy is spent in a system. Handoff strategies, bandwidth allocation and path loss calculations in differentExpand
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  • 2
  • Open Access
New Spectrum Efficient Reconfigurable Filtered-OFDM Based L-Band Digital Aeronautical Communication System
To meet an ever-increasing demand of the spectrum for aeronautical communication, we propose new L-band digital aeronautical communication system using reconfigurable filtered orthogonal frequencyExpand
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Knowledge Management Toolbox: Machine Learning for Cognitive Radio Networks
Learning mechanisms are essential for the attainment of experience and knowledge in cognitive radio (CR) systems, exposed to high dynamics with often unpredictable states [1]. These mechanisms can beExpand
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5G waveforms for overlay D2D communications: Effects of time-frequency misalignment
This paper analyses a scenario where a Device-To-Device (D2D) pair coexists with an Orthogonal Frequency Division Multiplexing (OFDM) based incumbent network. D2D transmitter communicates in parts ofExpand
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  • Open Access
Low complexity power loading scheme in cognitive radio networks: FBMC capability
  • Musbah Shaat, F. Bader
  • Computer Science
  • IEEE 20th International Symposium on Personal…
  • 1 September 2009
Quick development of wireless communication makes the spectrum scarcity as a one of the serious problems. Cognitive radio (CR) is considered to be one of the possible solutions to solve the spectrumExpand
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Fair and efficient resource allocation algorithm for uplink multicarrier based cognitive networks
  • Musbah Shaat, F. Bader
  • Computer Science
  • 21st Annual IEEE International Symposium on…
  • 17 December 2010
This paper presents an efficient and fair uplink resource allocation algorithm in multicarrier based cognitive radio systems. The proposed resource allocation is divided into two steps. TheExpand
  • 9
  • 1
  • Open Access