Patent ID: 7586445
Filing Date: 2009-09-08
Classification: H01Q

Abstract:
1. A Multi Input Multi Output (MIMO) antenna, disposed on a substrate comprising a first surface and a second surface, the MIMO antenna comprising a first antenna and a second antenna set as mirror image to the first antenna, each of the first and the second antennas comprising: a radiation body, disposed on the first surface, for transceiving electromagnetic signals, the radiation body comprising a first radiation portion and a second radiation portion electronically connected to the first radiation portion, the first radiation portion being serpentine-shaped, the second radiation portion being rectangular-shaped; a feeding portion, disposed on the first surface, and electronically connected to the second radiation portion, for feeding electromagnetic signals to the radiation body; and a grounded portion, disposed on the second surface, the grounded portion being step-shaped and symmetrical along an axis of the first surface.