| 摘要 |
In accordance with an embodiment, a system and method for verifying presence at a vendor location is defined. Preferably, an identification tag is coupled to a device, and the identification tag is operable to transmit a unique user identifier representing the user in possession of the device. The identification tag preferably includes a low frequency RFID device. Further, an identification tag reader is provided that is operable to receive from the identification tag the user identifier. The identification tag reader is preferably placed at a location of a vendor. Further, a computing device is provided that is operable to receive the user identifier from the identification tag reader. The computing device is further operable to receive from the identification tag reader a vendor identifier representing the vendor location, and is still further operable to receive a time identifier representing a time when the identification tag reader received the user identifier from the identification tag. Preferably, a database is also provided that stores the user identifier, the vendor identifier and the time identifiers with a plurality of other user identifiers, other vendor identifiers and other time identifiers. The computing device determines the name of the user and the name of the vendor as a function of the user identifier and the vendor identifier.
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