Antenna device and electronic device including the same

1. An electronic device, comprising:

a display;

a housing comprising a side surface that surrounds at least a part of the display;

a plurality of conductive members disposed along the side surface;

a plurality of non-conductive members disposed between respective conductive members of the plurality of conductive members;

at least one communication circuit electrically connected to a first point of a first conductive member among the plurality of conductive members;

a metal member disposed inside the housing such that the metal member is apart from the plurality of conductive members and the plurality of non-conductive members;

a first ground member disposed inside the housing and electrically connected to a second conductive member of the plurality of conductive members;

a second ground member disposed inside the housing and electrically connected to a third conductive member of the plurality of conductive members; and

a feeding part contacting the second conductive member,

wherein the plurality of non-conductive members comprise a first non-conductive member between the second conductive member and a first conductive member of the plurality of conductive members, a second non-conductive member between the first conducting member and the third conductive member, and a third non-conductive member between the third conductive member and the second conductive member,

wherein the first non-conductive member, the first conductive member, and the second non-conductive member form a capacitor,

wherein at least one of the plurality of the conductive members, the plurality of the non-conductive members, and the metal member is configured to operate as an antenna radiator,

wherein, to operate as an inverted-F antenna, the antenna radiator only operates through the feeding part, the second ground member, and the capacitor, and

wherein, to operate as a loop antenna, the antenna radiator operates through the feeding part, the second ground member, the capacitor, and the second ground.

2. The electronic device of claim 1 , wherein a third point of the second conductive member among the plurality of conductive members is electrically connected with the at least one communication circuit.

3. The electronic device of claim 2 , wherein a fourth point of the second conductive member is spaced apart from the third point.

4. The electronic device of claim 3 , wherein the first non-conductive member is formed in a part of the housing to which the coupling member is connected.

5. The electronic device of claim 3 , wherein the electronic device further comprises a manipulation unit, wherein the manipulation unit is mounted on at least one of the first non-conductive member, the second non-conductive member, and the third non-conductive member.

6. The electronic device of claim 1 , wherein the at least one communication circuit is configured to transmit or receive a signal in a radio frequency (RF) band through at least the first conductive member.

7. The electronic device of claim 6 , wherein the housing is a radiator of a multi-band antenna.

8. The electronic device of claim 7 , wherein the electronic device is configured to change at least one of a length of the first conductive member, a material of the first non-conductive member, and a thickness of the first non-conductive member to regulate a resonant frequency of the multi-band antenna.

9. The electronic device of claim 1 , wherein the housing comprises a first surface oriented in a first direction and a second surface oriented in a second direction that is opposite to the first direction, and

wherein the side surface surrounds a space between the first surface and the second surface; and a through-hole through which the display is exposed is formed in the first surface.

10. The electronic device of claim 9 , wherein the display is configured in a circular shape as viewed from the first surface of the housing.

11. The electronic device of claim 1 , wherein the electronic device further comprises a main board, wherein the main board is disposed between the second surface and the display within the housing.

12. The electronic device of claim 11 , wherein the at least one communication circuit is disposed on the main board.

13. The electronic device of claim 11 , wherein the first point and the second point of the first conductive member are connected with the main board through a resilient connecting member.

14. The electronic device of claim 1 , wherein the metal member is configured to increase a capacitance.

15. The electronic device of claim 1 , wherein the metal member is disposed along an inner surface of the housing.

16. The electronic device of claim 15 , wherein the metal member is disposed on an area corresponding the first non-conductive member or the second non-conductive member.

17. The electronic device of claim 15 , wherein the metal member has a shape corresponding a part of the housing which is adjacent to the metal member.

18. The electronic device of claim 1 , wherein the electronic device includes a wearable device.