Patent ID: 7298343
Filing Date: 2007-11-20
Classification: G06K,H01Q

Abstract:
1. An RFID device comprising: an antenna structure having a sheet of electrically conductive material extending on both sides of an elongated slot; and a wireless communication device having a pair of contact points electrically coupled to respective parts of the conductive material; wherein the parts of conductive material are electrically coupled together at a first end of the elongated slot distal from the wireless communication device; wherein a second end of the elongated slot is an open end, not short-circuited between the parts; wherein the elongated slot has a slot length in a direction in which the slot is elongated, and a slot width in a direction perpendicular to the slot length; and wherein the parts of conductive material extending on the sides of the slot along the slot length have a combined antenna width in the direction of the slot width that is greater than the slot width of the slot.