Patent ID: 7088293
Filing Date: 2006-08-08
Classification: H01Q

Abstract:
1. A communication apparatus comprising: a first antenna device; a first communication circuit connected to the first antenna device; a first antenna ground connected to the first antenna device; a first waveguide passive element which is disposed on a free end side of the first antenna device and is radiation-coupled with the first antenna device; a second antenna device; a second communication circuit connected to the second antenna device; a second antenna ground connected to the second antenna device; and a second waveguide passive element which is disposed on a free end side of the second antenna device and is radiation-coupled with the second antenna device, wherein the first antenna device and the second antenna device are configured to resonate in directions away from each other, wherein the free end side of the first antenna device and the free end side of the second antenna device are positioned away from each other.