Patent ID: 8786408
Filing Date: 2014-07-22
Classification: G06K,H04Q

Abstract:
1. An RFID reader, for searching a plurality of RFID tags each having an UID composed of a plurality of bits, the RFID reader comprising: a control unit configured to divide the plurality of bits into a plurality of groups each having n bits, and select a first group from the groups and a first value for the first group, wherein n is a positive integer greater than 1; a communication protocol processing module, coupled to the control unit, configured to generate a search command according to the first group and the first value, wherein the RFID reader obtains a search result according to the search command and the UIDs of the RFID tags; and an analyzing module, coupled to the communication protocol processing module and the control unit, configured to generate a control signal to control the control unit of the RFID reader, and further configured to analyze the search result to determine whether at least one RFID tag corresponds to the first group and the first value, the analyzing module further configured to: