Invention Grant
US09495676B2 Method of transmitting information from a power efficient card to a mobile device 有权
从功率有效的卡向移动设备发送信息的方法

Method of transmitting information from a power efficient card to a mobile device
Abstract:
A method of transmitting information to a mobile device includes providing a read head with a slot for swiping a magnetic stripe of a card, a power supply coupled to wake-up electronics and a microcontroller. The wake-up electronics are powered by a microphone bias of a mobile device.
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