| 摘要 |
A method for securing a data transmission between a memory tag and a reader/writer device, the device operable to inductively power the tag in the near-field for data transmission using a near-field antenna of the device, comprising, generating an obfuscation signal in the device, and transmitting the obfuscation signal using a high gain far-field antenna of the device contemporaneously with a transmission of data to the powered tag using the near-field antenna, an interrogation device and a reader/writer device.
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