Near field communication reader device, near field communication tag device, near field communication system and near field communication method

摘要

A near field communication reader device is provided including a transmitter to transmit a request to a near field communication tag device; wherein the request is formed according to a predetermined format including an identifier section for carrying a request identifier; a receiver to receive a response from the near field communication tag device; wherein the response is formed based on the request according to the predetermined format including the identifier section for carrying a response identifier; and a processor to generate the request identifier, to compare the request identifier with the response identifier and to accept the response as a valid response if the response identifier is different from the request identifier. A corresponding near field communication tag device, a near field communication system and a near field communication method are provided as well.