Patent ID: 9385431
Filing Date: 2016-07-05
CPC Classification: H01Q

Claim Text:
1. A dipole antenna comprising: a first antenna element provided in a two-dimensional surface and having a linear shape; and a second antenna element provided in the two-dimensional surface and having a spiral shape that circles around the first antenna element by more than one round such that an inner circumference side part of the second antenna element at least partially faces an outer circumference side part of the second antenna element while the first antenna element is not located between the inner circumference side part and the outer circumference side part, wherein a first feed point is provided on the first antenna element, and an outer conductor of a coaxial cable is connected to the first feed point, wherein a second feed point is provided on the second antenna element, and an inner conductor of the coaxial cable is connected to the second feed point, and wherein the coaxial cable is provided on the first antenna element so as to extend along the first antenna element.