Browsing Bildiri Koleksiyonu by Author "Hafez, Mohammed"
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Channel independent physical layer security
Ankaralı, Zekeriyya Esat; Yılmaz, Mustafa Harun; Hafez, Mohammed; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2016)Security is one of the key requirements of wireless communication systems. By exploiting the broadcast nature of wireless medium, a malicious user might attempt to mislead the legitimate nodes, intercept the communication ... -
On directional modulation: An analysis of transmission scheme with multiple directions
Hafez, Mohammed; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers, 2015)Increasing the spectral efficiency was always the motivation behind the evolution of wireless communication systems. Also, due to the widespread usage of wireless systems, securing the transmitted data rises as a main ... -
Secure multiple-users transmission using multi-path directional modulation
Hafez, Mohammed; Khattab, Tamer; Elfouly, Tarek; Arslan, Hüseyin (Institute of Engineers and Everyone Else, 2016)This work introduces a physical-layer secure multiple-users communication scheme. Our scheme employs the multi-path nature of the wireless channel to provide a different secure communication link for each of the legitimate ...