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LI MEIXIANG
CN
2 patents
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US9076051B2
Jul 7, 2015
Collision detection method for a radio-frequency SIM card with low-frequency magnetic communication
LI MEIXIANG
0 citations
31
US9521546B2
Dec 13, 2016
Secure RF communication method, terminal and system
LI MEIXIANG
0 citations
28