Patent ID: 7173566
Filing Date: 2007-02-06
Classification: H01Q

Abstract:
1. A low-sidelobe dual-band and broadband flat endfire antenna, comprising: a substrate, which has a side surface, a first surface, and a second surface opposite to the first surface; a first radiator, which is disposed on the first surface of the substrate and has a first oblique portion, a first concave portion, and a first electrically connecting portion, wherein the first oblique portion is opposite to the first concave portion; a second radiator, which is disposed on the second surface of the substrate and has a second oblique portion, a second concave portion, and a second electrically connecting portion, wherein the second oblique portion is opposite to the second concave portion and forms an included angle with the first oblique portion; a refraction portion, which is disposed on the side surface of the substrate; and a conductive element, which has a conductive body and a grounded conductor electrically coupled to the first electrically connecting portion and the second electrically connecting portion, respectively.