Patent ID: 6107921
Filing Date: 2000-08-22
Classification: G06K,G08B

Abstract:
A conveyor apparatus for identifying a parcel having an identification tag positioned beneath said parcel, comprising:a) a conveyor frame for supporting a conveyor support plate thereon, the conveyor support plate having at least one aperture there-through, a non-conductive endless conveyor belt supported upon said conveyor support plate, said conveyor belt positioned for moving a plurality of parcels thereon;b) a first reader antenna and a second reader antenna, each of said first and second reader antennas in electrical communication with a reader circuit sending an opposing, alternating polarity signal to said first and second reader antennas, said first and second reader antennas positioned beneath said conveyor belt in proximity to said aperture provided in said conveyor support plate;c) each said identification tag having a first transponder antenna and a second transponder antenna in electrical communication with a transponder circuit, said first and second reader antennas in signal communication with said first and second transponder antennas located in said identification tag, said reader circuit and said transponder circuit to provide identification of said parcel as it passes along said conveyor.