Patent ID: 7161470

Claim:
A portable RFID reader for use in interrogating RFID tags associated with items, comprising: (a) an RFID interrogation source that interrogates a plurality of items located within an interrogation area, wherein the plurality of items includes at least one item of interest; (b) an antenna; (c) a processor that determines a location of the item of interest within the interrogation area based on the interrogated plurality of items; (d) a display; and (e) a user interface in which a representation of the interrogation area is shown on the display as a first graphical component of the user interface, and a representation of the item of interest is shown on the display as a second graphical component of the user interface relative to the first graphical component to indicate the location of the item of interest within the interrogation area, wherein the RFID interrogation source is coupled to the processor, the antenna is coupled to either the RFID interrogation source or the processor, and the processor is coupled to the display.