Patent ID: 7576655
Filing Date: 2009-08-18
Classification: B07C,B65G,G06K,G06Q,H01Q

Abstract:
1. A conveyor system for processing items on which radio frequency identification tags are disposed, said system comprising: a frame; a generally planar conveyor that is disposed movably on the frame and that conveys items through a path of travel, each item having at least one respective radio frequency identification tag disposed thereon; a first antenna disposed proximate the path of travel so that the first antenna a second antenna proximate the first antenna and the path of travel so that the second antenna at least one radio frequency receiver that receives signals from the first antenna corresponding to the responses received by the first antenna from the respective radio frequency identification tags and outputs first signals corresponding to the responses; and a processor that receives the first signals from the at least one receiver and is programmed to associate a said first signal with a first said item if the processor receives the first signal from the at least one receiver while at least a portion of the first item is within a predetermined second area that includes at least part of the first area,