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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)
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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