Abstract: UWB Antenna comprising: a first substrate layer (10); a second substrate layer (20); a conductive ground layer (300) arranged on a first side of the first substrate layer and connected to a ground terminal; a first conductive layer (100) arranged between the first substrate layer (10) and the second substrate layer (20), wherein a central portion (140) of the first conductive layer (100) is connected to the feed terminal (3), wherein the first conductive layer (100) has a shape with a plurality of arms extending radially from the central portion (140), wherein the plurality of arms (110, 120, 130) is connected in its distal portion (111, 121, 131) with the ground layer (300); a second conductive layer (200) arranged on a second side of the second substrate layer (20, 20?), wherein the layers (10, 20, 100, 200, 300) are realised with a multilayer circuit board.

Abstract: UWB Antenna comprising: a first substrate layer (10); a second substrate layer (20); a conductive ground layer (300) arranged on a first side of the first substrate layer and connected to a ground terminal; a first conductive layer (100) arranged between the first substrate layer (10) and the second substrate layer (20), wherein a central portion (140) of the first conductive layer (100) is connected to the feed terminal (3), wherein the first conductive layer (100) has a shape with a plurality of arms extending radially from the central portion (140), wherein the plurality of arms (110, 120, 130) is connected in its distal portion (111, 121, 131) with the ground layer (300); a second conductive layer (200) arranged on a second side of the second substrate layer (20, 20?), wherein the layers (10, 20, 100, 200, 300) are realised with a multilayer circuit board.