Patent ID: 7609209
Filing Date: 2009-10-27
Classification: H01Q

Abstract:
1. An antenna device, disposed on a substrate, comprising: a feed part, for feeding electromagnetic signals; a body part, electronically connected to the feed part, for radiating and receiving the electromagnetic signals, comprising a first radiation part located on a first plane, a second radiation part located on a second plane, and a third radiation part located on a third plane, the second radiation part electronically connected between the first radiation part and the third radiation part; in which, the first plane, the second plane, and the third plane are different planes; at least one ground plane, disposed on one surface of the substrate, for grounding; and a matching part, for impedance matching, comprising one end electronically connected to one end of the body part and one end of the feed part, and the other end electronically connected to the ground plane;