Mariam M. Galal

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In this paper, we experimentally transmit the required information to the automatic teller machine (ATM) or card readers over a visible light communication channel employing mobile smartphones LED flashlight at high data rates. Due to the dependence of users on their personal digital assistants and smartphones to perform almost everyday tasks including(More)
Due to the huge dependence of the users on their smartphones and the huge technological advances in their design, smartphones have replaced many electronic devices nowadays. For that reason, it is of great interest to use such phones to replace magnetic cards. This paper uses the built­ in Xenon flashlight in today's Android smartphones to experimentally(More)
This paper uses built-in Xenon flashlight in today's smartphones to experimentally replace the magnetic card. Due to the high dependence of the users nowadays on their smartphones and their wide availability and use in nearly all everyday tasks, the idea of integrating smartphones in financial transactions such as payments and withdrawals has attracted the(More)
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