An antenna assembly comprising: a substrate formed from an electrically conductive material; a first antenna, wherein the substrate is stamped and bent to form the first antenna, the first antenna having: a first section extending vertically from a surface of the substrate; a second section extending from the first section in parallel with the first section, the lower edge of the second section separated from the substrate by a first distance, the upper edge of the second section aligned with the upper edge of the first section; a third section extending from the second section in parallel with the second section, the lower edge of the third section positioned separated from the substrate by a second distance, the second distance being smaller than the first distance, the upper edge of the third section aligned with the upper edge of the second section; and a fourth section extending from a middle region of the third section in parallel with the third section, the width of the fourth section being wider than the sum of the total width of the first, second and third sections, the upper edge of the fourth section positioned higher than the lower edge of the second section, the lower edge of the fourth section positioned separated from the substrate by a third distance, the third distance being larger than the second distance and smaller than the first distance; and a first transmission cable having a first terminal physically and electrically connected to the third section. a substrate formed from an electrically conductive material; a first antenna, wherein the substrate is stamped and bent to form the first antenna, the first antenna having: a first section extending vertically from a surface of the substrate; a second section extending from the first section in parallel with the first section, the lower edge of the second section separated from the substrate by a first distance, the upper edge of the second section aligned with the upper edge of the first section; a third section extending from the second section in parallel with the second section, the lower edge of the third section positioned separated from the substrate by a second distance, the second distance being smaller than the first distance, the upper edge of the third section aligned with the upper edge of the second section; and a fourth section extending from a middle region of the third section in parallel with the third section, the width of the fourth section being wider than the sum of the total width of the first, second and third sections, the upper edge of the fourth section positioned higher than the lower edge of the second section, the lower edge of the fourth section positioned separated from the substrate by a third distance, the third distance being larger than the second distance and smaller than the first distance; and a first section extending vertically from a surface of the substrate; a second section extending from the first section in parallel with the first section, the lower edge of the second section separated from the substrate by a first distance, the upper edge of the second section aligned with the upper edge of the first section; a third section extending from the second section in parallel with the second section, the lower edge of the third section positioned separated from the substrate by a second distance, the second distance being smaller than the first distance, the upper edge of the third section aligned with the upper edge of the second section; and a fourth section extending from a middle region of the third section in parallel with the third section, the width of the fourth section being wider than the sum of the total width of the first, second and third sections, the upper edge of the fourth section positioned higher than the lower edge of the second section, the lower edge of the fourth section positioned separated from the substrate by a third distance, the third distance being larger than the second distance and smaller than the first distance; and a first transmission cable having a first terminal physically and electrically connected to the third section.