![]() An LC filter circuit made up of a coil and capacitor is inserted between the antenna and control IC. It is expected that applications of NFC functionality will become more numerous throughout the world in the future, at the same time as the number of NFC-equipped devices in use grows.įigure 1 is a schematic diagram of a typical NFC circuit. In Japan, systems adopting non-contact type IC cards such as mobile payment systems, e-money, and payments at the ticket barriers of stations are already common, and they are also helping to expand the use of NFC functionality. NFC, a technology invented more than 10 years ago, has been spreading rapidly throughout the world in recent years. Rapid worldwide adoption of NFC-equipped devices is forecast ![]()
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December 2022
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