SMART CARD AND METHOD FOR CONTROLLING SMART CARD TRADE
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United States of America Patent
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N/A
Issued Date -
Dec 3, 2015
app pub date -
Dec 19, 2013
filing date -
Dec 20, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A smart card and a method for controlling a smart card trade are provided. The method includes receiving a trade instruction from a card reader through an antenna; analyzing the trade instruction to obtain trade information; judging whether the trade information contains an amount; comparing the amount with a prestored first threshold if the trade information contains the amount; performing a trade operation according to the trade instruction if the amount is smaller than the first threshold; sending first comparison information to a security chip if the amount is greater than or equal to the first threshold; performing a validation operation according to the first comparison information, and sending validation success information to the chip of the smart chip by the security chip if the validation operation is successful; and performing the trade operation according to the validation success information and the trade instruction
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