Near field communication
In Russia, booming sales of smartphones that support contactless payments — Vedomosti (translation) — “Demand for them is being driven by the emergence of payment systems from Apple, Samsung and Google. Sales of smartphones that support contactless payments using NFC technology (near field communication), in 2017 compared to 2016, grew by 60% in Russia
NFC good, two NFC card can exchange bearer digital cash, with or without intervening network. NFC card talk to NFC price beacon, good. Chip based ATM card need battery and NFC.
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