| 摘要 |
PROBLEM TO BE SOLVED: To provide an antenna device having excellent characteristics.SOLUTION: The antenna device includes: a first antenna element extending from a power-feeding point disposed on a ground element side and to an end portion on the opposite side of the power-feeding point; a second antenna element having one end disposed spaced apart from the end portion of the first antenna element; a switch disposed between the end portion of the first antenna element and the one end of the second antenna element, and switching the connection state between the first antenna element and the second antenna element; and a ground line having one end connected to a switch control unit provided in a region overlapping with a ground element in a plan view, including a first extending portion extending from one end to the other end and a second extending portion extending along the second antenna element from the other end of the first extending portion and connected to a control terminal of the switch, disposed in a region not overlapping with the ground element in a plan view, and connecting a non-power-feeding element, the ground element, and a ground terminal of the switch. |
