Patent ID: 6236316
Filing Date: 2001-05-22
Classification: G06K,G08B

Abstract:
A reader apparatus for use with a transport device having a support plate with a separation therein, the reader apparatus, when operating with the transport device, is used for identifying an object having an identification tag attached thereto, wherein the identification tag comprises at least one transponder antenna, the reader apparatus comprising:a first reader antenna and a second reader antenna designed to be positioned lower than the support plate and in proximity with the separation located in the support plate; anda reader circuit in electrical communication with the first and second reader antennae such that when the object moves across the separation located in the support plate, the first reader antenna couples with the at least one transponder antenna to power the identification tag, the second reader antenna couples with the at least one transponder antenna to read the identification tag at the reader circuit and the reader circuit couples to ground.