Ahmed El Shafie

ORCID

Publication Activity (10 Years)

Years Active: 2012-2022
Publications (10 Years): 81

Top Venues

CoRR

IEEE Commun. Lett.

IEEE Wirel. Commun. Lett.

PIMRC

Publications

Mohamed F. Marzban, Ahmed El Shafie, Ahmed K. Sultan, Naofal Al-Dhahir
Securing Full-Duplex Amplify-and-Forward Relay-Aided Communications Through Processing-Time Optimization. IEEE Trans. Veh. Technol. 71 (6) (2022)
Mohamed Elsayed, Ahmed Badawy, Ahmed El Shafie, Amr Mohamed, Tamer Khattab
A Deep Reinforcement Learning Framework for Data Compression in Uplink NOMA-SWIPT Systems. IEEE Internet Things J. 9 (14) (2022)
Sarbani Ghose, Ahmed El Shafie
Enhanced physical layer security for energy harvesting relay-aided systems using joint relaying scheme. Internet Technol. Lett. 5 (3) (2022)
Lutfi Samara, Abubakr O. Al-Abbasi, Ahmed El Shafie, Ridha Hamila, Naofal Al-Dhahir
Secure AF Relaying in Power-Constrained UAV Networks. VTC Spring (2021)
Mohamed F. Marzban, Ahmed El Shafie, Naofal Al-Dhahir
Novel Secret-Key-Assisted Schemes for Secure MISOME-OFDM Systems. CoRR (2021)
Mohamed F. Marzban, Ahmed El Shafie, Ahmed Kamal Sultan-Salem, Naofal Al-Dhahir
Securing Full-Duplex Amplify-and-Forward Relay-Aided Transmissions Through Processing-Time Optimization. CoRR (2021)
Ahmed Badawy, Ahmed El Shafie
Securing OFDM-Based NOMA SWIPT Systems. CoRR (2020)
Ahmed Badawy, Ahmed El Shafie, Tamer Khattab
On the Performance of Quickest Detection Spectrum Sensing: The Case of Cumulative Sum. IEEE Commun. Lett. 24 (4) (2020)
Ahmed Badawy, Ahmed El Shafie
Securing OFDM-Based NOMA SWIPT Systems. IEEE Trans. Veh. Technol. 69 (10) (2020)
Pu Chen, Jian Ouyang, Wei-Ping Zhu, Min Lin, Ahmed El Shafie, Naofal Al-Dhahir
Artificial-Noise-Aided Energy-Efficient Secure Beamforming for Multi-Eavesdroppers in Cognitive Radio Networks. IEEE Syst. J. 14 (3) (2020)
Tiep Minh Hoang, Ahmed El Shafie, Daniel Benevides da Costa, Trung Q. Duong, Hoang Duong Tuan, Alan Marshall
Security and Energy Harvesting for MIMO-OFDM Networks. IEEE Trans. Commun. 68 (4) (2020)
Asma Mabrouk, Ahmed El Shafie, Kamel Tourki, Naofal Al-Dhahir, Noureddine Hamdi
Securing Untrusted Full-Duplex Relay Channels in the Presence of Multiple External Cluster-Based Eavesdroppers. IEEE Syst. J. 14 (1) (2020)
Mohamed Elsayed, Ahmed Badawy, Ahmed El Shafie, Amr Mohamed, Tamer Khattab
Deep Reinforcement Learning Algorithm for Smart Data Compression under NOMA-Uplink Protocol. CCECE (2020)
Ahmed Badawy, Ahmed El Shafie, Tamer Khattab
On the Performance of Quickest Detection Spectrum Sensing: The Case of Cumulative Sum. CoRR (2020)
Asma Mabrouk, Kamel Tourki, Ahmed El Shafie, Naofal Al-Dhahir
Relay-Selection Refinement Scheme for Secrecy in Untrusted RF-EH Relay Systems With Adaptive Transmission Under Outdated CSI. IEEE Trans. Green Commun. Netw. 4 (2) (2020)
Ahmed El Shafie
Comparison Between TDMA and Random Multiple-Access Energy-Harvesting Networks Under Security Constraints. IEEE Commun. Lett. 23 (2) (2019)
Ahmed M. Salama, Islam Samy, Ahmed El Shafie, Amr Mohamed, Tamer Khattab
Centralized and Distributed Cognitive Relay-Selection Schemes for SWIPT Cognitive Networks. IEEE Trans. Commun. 67 (11) (2019)
Ahmed El Shafie, Hamadi Chihaoui, Ridha Hamila, Naofal Al-Dhahir, Adel Gastli, Lazhar Ben-Brahim
Impact of Passive and Active Security Attacks on MIMO Smart Grid Communications. IEEE Syst. J. 13 (3) (2019)
Ahmed El Shafie, Naofal Al-Dhahir, Zhiguo Ding, Ridha Hamila
On the Delay/Throughput-Security Tradeoff in Wiretap TDMA Networks With Buffered Nodes. IEEE Trans. Wirel. Commun. 18 (8) (2019)
Mohamed F. Marzban, Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Security-Enhanced SC-FDMA Transmissions Using Temporal Artificial-Noise and Secret Key Aided Schemes. IEEE Access 7 (2019)
Shimin Gong, Dinh Thai Hoang, Dusit Niyato, Ahmed El Shafie, Antonio De Domenico, Emilio Calvanese Strinati, Jakob Hoydis
Introduction to the special section on deep reinforcement learning for future wireless communication networks. IEEE Trans. Cogn. Commun. Netw. 5 (4) (2019)
Ahmed El Shafie, Naofal Al-Dhahir, Zhiguo Ding, Trung Quang Duong, Ridha Hamila
Wiretap TDMA Networks With Energy-Harvesting Rechargeable-Battery Buffered Sources. IEEE Access 7 (2019)
Ahmed El Shafie, Mohamed F. Marzban, Rakan Chabaan, Naofal Al-Dhahir
A hybrid artificial-noise and secret-key scheme for securing OFDM transmissions in V2G networks. CCNC (2018)
Ahmed El Shafie, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir, Mazen O. Hasna
Securing Untrusted Full-Duplex Relay Channels in the Presence of Multiple External Cluster-Based Eavesdroppers. CoRR (2018)
Mohamed F. Marzban, Ahmed El Shafie, Rakan Chabaan, Naofal Al-Dhahir
Securing OFDM-Based Wireless Links Using Temporal Artificial-Noise Injection. CoRR (2018)
Mohamed F. Marzban, Ahmed El Shafie, Rakan Chabaan, Naofal Al-Dhahir
Securing SC-FDE Uplink Transmissions Using Temporal Artificial Noise under Three Detection Strategies. ICC Workshops (2018)
Ahmed El Shafie, Tamer Khattab, Amr El-Keyi
Energy-efficient cooperative cognitive relaying schemes for cognitive radio networks. Phys. Commun. 30 (2018)
Yanjie Dong, Ahmed El Shafie, Md. Jahangir Hossain, Julian Cheng, Naofal Al-Dhahir, Victor C. M. Leung
Secure Beamforming in Full-Duplex SWIPT Systems With Loopback Self-Interference Cancellation. CoRR (2018)
Tiep Minh Hoang, Ahmed El Shafie, Trung Quang Duong, Hoang Duong Tuan, Alan Marshall
Security in MIMO-OFDM SWIPT Networks. PIMRC (2018)
Mohamed F. Marzban, Ahmed El Shafie, Rakan C. Chabaan, Naofal Al-Dhahir
Securing OFDM-based wireless links using temporal artificial-noise injection. CCNC (2018)
Ahmed El Shafie, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir, Ridha Hamila
A Secret-Key-Aided Scheme to Secure Transmissions From Single-Antenna RF-EH Source Nodes. IEEE Wirel. Commun. Lett. 7 (2) (2018)
Ahmed El Shafie, Mohamed F. Marzban, Rakan Chabaan, Naofal Al-Dhahir
A Hybrid Artificial-Noise and Secret-Key Scheme for Securing OFDM Transmissions in V2G Networks. CoRR (2018)
Yanjie Dong, Ahmed El Shafie, Md. Jahangir Hossain, Julian Cheng, Naofal Al-Dhahir, Victor C. M. Leung
Secure Beamforming in Full-Duplex MISO-SWIPT Systems With Multiple Eavesdroppers. IEEE Trans. Wirel. Commun. 17 (10) (2018)
Mohamed F. Marzban, Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Security-Enhanced SC-FDMA Transmissions Using Temporal Artificial-Noise and Secret-Key Aided Schemes. CoRR (2018)
Yanjie Dong, Ahmed El Shafie, Md. Jahangir Hossain, Julian Cheng, Naofal Al-Dhahir, Victor C. M. Leung
Secure Beamforming in Full-Duplex SWIPT Systems with Loopback Self-Interference Cancellation. ICC (2018)
Asma Mabrouk, Kamel Tourki, Ahmed El Shafie, Naofal Al-Dhahir, Noureddine Hamdi
Adaptive Transmission for Secure AN-Aided Cooperative Networks with RF-EH Untrusted Relaying using Outdated CSI. PIMRC (2018)
Mohammed Hafez, Ahmed El Shafie, Mohammad Shaqfeh, Tamer Khattab, Hussein M. Alnuweiri, Hüseyin Arslan
Thresholds Optimization for One-Bit Feedback Multi-User Scheduling. IEEE Wirel. Commun. Lett. 7 (4) (2018)
Ahmed ElSamadouny, Ahmed El Shafie, Mohamed M. Abdallah, Naofal Al-Dhahir
Secure Sum-Rate-Optimal MIMO Multicasting Over Medium-Voltage NB-PLC Networks. IEEE Trans. Smart Grid 9 (4) (2018)
Ahmed El Shafie, Ahmed Kamal Sultan-Salem, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir
Secret-Key-Aided Scheme for Securing Untrusted DF Relaying Networks. IEEE Trans. Veh. Technol. 67 (7) (2018)
Ahmed El Shafie, Mohamed F. Marzban, Rakan Chabaan, Naofal Al-Dhahir
An Artificial-Noise-Aided Secure Scheme for Hybrid Parallel PLC/Wireless OFDM Systems. ICC (2018)
Asma Mabrouk, Ahmed El Shafie, Kamel Tourki, Naofal Al-Dhahir
Adaptive Secure Transmission for RF-EH Untrusted Relaying with Alien Eavesdropping. IEEE Commun. Lett. 21 (11) (2017)
Ahmed El Shafie, Ahmed K. Sultan, Ioannis Krikidis, Naofal Al-Dhahir, Ridha Hamila
Achievable Rates of Buffer-Aided Full-Duplex Gaussian Relay Channels. IEEE Access 5 (2017)
Ahmed El Shafie, Ahmed K. Sultan, Ioannis Krikidis, Naofal Al-Dhahir
Mutual Information of Buffer-Aided Full-Duplex Relay Channels. CoRR (2017)
Ahmed El Shafie, Zhiguo Ding, Naofal Al-Dhahir
Hybrid Spatio-Temporal Artificial Noise Design for Secure MIMOME-OFDM Systems. IEEE Trans. Veh. Technol. 66 (5) (2017)
Ahmed El Shafie, Kamel Tourki, Zhiguo Ding, Naofal Al-Dhahir
Probabilistic Jamming/Eavesdropping Attacks to Confuse a Buffer-Aided Transmitter-Receiver Pair. IEEE Commun. Lett. 21 (7) (2017)
Asma Mabrouk, Ahmed El Shafie, Kamel Tourki, Naofal Al-Dhahir
AN-Aided Relay-Selection Scheme for Securing Untrusted RF-EH Relay Systems. IEEE Trans. Green Commun. Netw. 1 (4) (2017)
Ahmed El Shafie, Dusit Niyato, Naofal Al-Dhahir
Security of an Ordered-Based Distributive Jamming Scheme. IEEE Commun. Lett. 21 (1) (2017)
Ahmed El Shafie, Zhiguo Ding, Naofal Al-Dhahir
Hybrid Spatio-Temporal Artificial Noise Design for Secure MIMOME-OFDM Systems. CoRR (2017)
Ahmed El Shafie, Kamel Tourki, Naofal Al-Dhahir
An Artificial-Noise-Aided Hybrid TS/PS Scheme for OFDM-Based SWIPT Systems. IEEE Commun. Lett. 21 (3) (2017)
Ahmed El Shafie, Hamadi Chihaoui, Ridha Hamila, Naofal Al-Dhahir, Adel Gastli, Lazhar Ben-Brahim
On the Monetary Loss Due to Passive and Active Attacks on MIMO Smart Grid Communications. CoRR (2017)
Ahmed El Shafie, Kamel Tourki, Zhiguo Ding, Naofal Al-Dhahir
Probabilistic Jamming/Eavesdropping Attacks to Confuse a Buffer-Aided Transmitter-Receiver Pair. CoRR (2017)
Mostafa Sayed, Ahmed El Shafie, Mahmoud Elgenedy, Rakan C. Chabaan, Naofal Al-Dhahir
Enhancing the reliability of two-way vehicle-to-grid communications. Intelligent Vehicles Symposium (2017)
Ahmed El Shafie, Ahmed K. Sultan, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir
Secret-Key-Aided Scheme for Securing Untrusted DF Relaying Networks. CoRR (2017)
Ahmed El Shafie, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir, Ridha Hamila
Securing Untrusted RF-EH Relay Networks Using Cooperative Jamming Signals. IEEE Access 5 (2017)
Ahmed El Shafie, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir
Efficient AN-Aided Scheme to Power RF-EH Source Nodes and Secure Their Transmissions. IEEE Wirel. Commun. Lett. 6 (5) (2017)
Yanjie Dong, Ahmed El Shafie, Md. Jahangir Hossain, Julian Cheng, Naofal Al-Dhahir, Victor C. M. Leung
Secure Beamforming in Full-Duplex SWIPT Systems. CoRR (2017)
Ahmed El Shafie, Asma Mabrouk, Kamel Tourki, Naofal Al-Dhahir
A Secure Relay Selection AN-Aided Scheme for Dual-Hop DF Relay Networks With Two-Sided Eavesdropping. IEEE Wirel. Commun. Lett. 6 (4) (2017)
Ahmed El Shafie, Dusit Niyato, Ridha Hamila, Naofal Al-Dhahir
Impact of the Wireless Network's PHY Security and Reliability on Demand-Side Management Cost in the Smart Grid. IEEE Access 5 (2017)
Ahmed El Shafie, Mohamed F. Marzban, Rakan C. Chabaan, Naofal Al-Dhahir
An Artificial-Noise-Aided Secure Scheme for Hybrid Parallel PLC/Wireless OFDM Systems. CoRR (2017)
Mohammed Hafez, Ahmed El Shafie, Mohammad Shaqfeh, Tamer Khattab, Hussein M. Alnuweiri, Hüseyin Arslan
Thresholds Optimization for One-Bit Feedback Multi-User Scheduling. CoRR (2017)
Ahmed El Shafie, Trung Quang Duong, Naofal Al-Dhahir
QoS-Aware Enhanced-Security for TDMA Transmissions from Buffered Source Nodes. IEEE Trans. Wirel. Commun. 16 (2) (2017)
Ahmed El Shafie, Tamer Khattab, Ahmed K. Sultan
Relay-Assisted Primary and Secondary Transmissions in Cognitive Radio Networks. IEEE Access 4 (2016)
Ahmed El Shafie, Ahmed K. Sultan, Naofal Al-Dhahir
Physical-Layer Security of a Buffer-Aided Full-Duplex Relaying System. IEEE Commun. Lett. 20 (9) (2016)
Mahmoud Elgenedy, Mostafa Sayed, Ahmed El Shafie, Il Han Kim, Naofal Al-Dhahir
Cyclostationary Noise Modeling Based on Frequency-Shift Filtering in NB-PLC. GLOBECOM (2016)
Ahmed El Shafie, Dusit Niyato, Naofal Al-Dhahir
Artificial-Noise-Aided Secure MIMO Full-Duplex Relay Channels With Fixed-Power Transmissions. IEEE Commun. Lett. 20 (8) (2016)
Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Sparsity-Cognizant Multiple-Access Schemes for Large Wireless Networks With Node Buffers. CoRR (2016)
Ahmed El Shafie, Tamer Khattab
Throughput of a cooperative energy harvesting secondary user in cognitive radio networks. Trans. Emerg. Telecommun. Technol. 27 (10) (2016)
Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Cooperative Access Schemes for Efficient SWIPT Transmissions in Cognitive Radio Networks. CoRR (2016)
Ahmed El Shafie, Dusit Niyato, Naofal Al-Dhahir
Enhancing the PHY-Layer Security of MIMO Buffer-Aided Relay Networks. IEEE Wirel. Commun. Lett. 5 (4) (2016)
Ahmed El Shafie, Dusit Niyato, Naofal Al-Dhahir
Security of Rechargeable Energy-Harvesting Transmitters in Wireless Networks. IEEE Wirel. Commun. Lett. 5 (4) (2016)
Ahmed El Shafie, Naofal Al-Dhahir
A Secure Multiple-Access Scheme for Rechargeable Wireless Sensors in the Presence of an Eavesdropper. CoRR (2016)
Ahmed El Shafie
Cognitive Access Protocol for Alleviating Sensing Errors in Cognitive Multiple-Access Systems. CoRR (2016)
Ahmed El Shafie, Naofal Al-Dhahir
Secure Communications in the Presence of a Buffer-Aided Wireless-Powered Relay With Self-Energy Recycling. IEEE Wirel. Commun. Lett. 5 (1) (2016)
Ahmed El Shafie, Ahmed K. Sultan, Naofal Al-Dhahir
Physical-Layer Security of a Buffer-Aided Full-Duplex Relaying~System. CoRR (2016)
Ahmed El Shafie, Trung Quang Duong, Naofal Al-Dhahir
QoS-Based Design for Security Enhancement in TDMA-Based Wireless Networks. GLOBECOM Workshops (2016)
Ahmed El Shafie, Dusit Niyato, Naofal Al-Dhahir
Security of Rechargeable Energy-Harvesting Transmitters in Wireless Networks. CoRR (2016)
Ahmed El Shafie, Tamer Khattab, Amr El-Keyi, Mohammed Nafie
On the coexistence of a primary user with an energy harvesting secondary user: a case of cognitive cooperation. Wirel. Commun. Mob. Comput. 16 (2) (2016)
Ahmed El Shafie, Zhiguo Ding, Naofal Al-Dhahir
Spatio-Temporal Artificial Noise Design for Secure MISOSE-OFDM Systems. GLOBECOM (2016)
Ahmed El Shafie, Tamer Khattab, Amr El-Keyi, Mohammed Nafie
Maximum Secondary Stable Throughput of a Cooperative Secondary Transmitter-Receiver Pair: Protocol Design and Stability Analysis. IEEE Trans. Veh. Technol. 65 (7) (2016)
Ahmed El Shafie, Kamel Tourki, Naofal Al-Dhahir
An Artificial-Noise-Aided Hybrid TS/PS Scheme for OFDM-Based SWIPT Systems. CoRR (2016)
Ahmed El Shafie, Naofal Al-Dhahir
Secure Communications in the Presence of a Buffer-Aided Wireless-Powered Relay With Self-Energy Recycling. CoRR (2016)
Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Exploiting sparsity of relay-assisted cognitive radio networks. WCNC (2015)
Mohammad Galal Khafagy, Ahmed El Shafie, Ahmed K. Sultan, Mohamed-Slim Alouini
Throughput maximization for buffer-aided hybrid half-/full-duplex relaying with self-interference. ICC (2015)
Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Sparsity-Cognizant Multiple-Access Schemes for Large Wireless Networks with Node Buffers. MASS (2015)
Ahmed El Shafie, Tamer Khattab, Ahmed K. Sultan, H. Vincent Poor
On the Design of a Relay-Assisted Network. IEEE Commun. Lett. 19 (7) (2015)
Ahmed El Shafie, Ahmed K. Sultan-Salem
Comments on "Optimal utilization of a cognitive shared channel with a rechargeable primary source node". J. Commun. Networks 17 (3) (2015)
Ahmed El Shafie, Mahmoud Ashour, Tamer Khattab, Amr Mohamed
On spectrum sharing between energy harvesting cognitive radio users and primary users. ICNC (2015)
Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
Cooperative Access Schemes for Efficient SWIPT Transmissions in Cognitive Radio Networks. GLOBECOM Workshops (2015)
Ahmed El Shafie, Naofal Al-Dhahir, Ridha Hamila
A Sparsity-Aware Cooperative Protocol for Cognitive Radio Networks With Energy-Harvesting Primary User. IEEE Trans. Commun. 63 (9) (2015)
Ahmed El Shafie, Ahmed K. Sultan, Tamer Khattab, H. Vincent Poor
On the design of relay-assisted primary-secondary networks. WCNC (2015)
Ahmed El Shafie, Naofal Al-Dhahir
A Secure Multiple-Access Scheme for Rechargeable Wireless Sensors in the Presence of an Eavesdropper. IEEE Commun. Lett. 19 (6) (2015)
Ahmed El Shafie, Naofal Al-Dhahir
On Secure Communications Over a Wiretap Channel With Fixed-Rate Transmission: Protocol Design and Queueing Analysis. IEEE Wirel. Commun. Lett. 4 (4) (2015)
Ahmed El Shafie, Tamer Khattab
On Orthogonal Band Allocation for Multiuser Multiband Cognitive Radio Networks: Stability Analysis. IEEE Trans. Commun. 63 (1) (2015)
Mahmoud Ashour, Ahmed El Shafie, Amr Mohamed, Tamer Khattab
Power-optimal feedback-based random spectrum access for an energy harvesting cognitive user. ICNC (2015)
Homa Eghbali, Ahmed El Shafie, Junho Lee, Sami Muhaidat, Naofal Al-Dhahir
MMSE sparse beamforming for power-constrained large two-way relay AF networks. ISSPIT (2015)
Ahmed El Shafie, Tamer Khattab
Energy-efficient cooperative relaying protocol for full-duplex cognitive radio users and delay-aware primary users. ICNC (2015)
Ahmed El Shafie, Mahmoud Ashour, Amr Mohamed, Tamer Khattab
Optimal spectrum access for a rechargeable cognitive radio user based on energy buffer state. ICNC (2015)
Ahmed H. Anwar, Ahmed El Shafie, Amr Mohamed, Tamer A. ElBatt, Mohsen Guizani
Interference-based optimal power-efficient access scheme for cognitive radio networks. ICNC (2015)
Mahmoud Ashour, Ahmed El Shafie, Amr Mohamed, Tamer Khattab
Power-Optimal Feedback-Based Random Spectrum Access for an Energy Harvesting Cognitive User. CoRR (2014)
Ahmed El Shafie, Mahmoud Ashour, Amr Mohamed, Tamer Khattab
Optimal Spectrum Access for a Rechargeable Cognitive Radio User Based on Energy Buffer State. CoRR (2014)

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Publication Activity (10 Years)

Top Topics

Top Venues

Ahmed El Shafie