Electronic apparatus comprising antenna
An electronic apparatus having a housing, a flexible display, and a key button which is arranged in a first area on a side of a first part is provided. The key button includes at least one protrusion extending toward the inside of the first part and an antenna structure arranged on the inside of the first part with respect to the first area. The housing includes the first part, a second part, and a connection part arranged between the first part and the second part, the second part being rotatably coupled to the first part through the connection part. The antenna structure includes a dome switch arranged above a substrate at a position corresponding to the at least one protrusion, and a plurality of conductive patches provided on a conductive layer of the substrate. The dome switch may be arranged at the corresponding position between the plurality of conductive patches.
1. An electronic device comprising:
a housing comprising a first part, a second part, and a connecting portion disposed between the first part and the second part, wherein the second part is rotatably coupled to the first part via the connecting portion;
a flexible display forming at least a portion of a front surface of the electronic device in a state in which the housing is unfolded, wherein the flexible display is disposed over the first part and the second part;
a key button disposed in a first area of a side surface of the first part, wherein the key button comprises at least one protrusion extending toward inside of the first part; and
an antenna structure disposed in the inside of the first part with respect to the first area,
wherein the antenna structure comprises:
a substrate comprising multiple layers including a conductive layer and a non-conductive layer;
at least one dome switch disposed on the substrate at a position corresponding to the at least one protrusion; and
a plurality of conductive patches provided in the conductive layer of the substrate, and
wherein the at least one dome switch is disposed at a position corresponding to a space between the plurality of conductive patches.
2. The electronic device of claim 1 , wherein the antenna structure further comprises a dielectric layer interposed between the at least one dome switch and the substrate,
wherein the at least one dome switch is disposed on the dielectric layer to face the at least one protrusion.
3. The electronic device of claim 2 , wherein the at least one protrusion comprises a first protrusion and a second protrusion, and
wherein the at least one dome switch comprises a first dome switch overlapping the first protrusion and a second dome switch overlapping the second protrusion.
4. The electronic device of claim 3 , wherein the key button extends in a longitudinal direction along the side surface,
wherein the first protrusion is disposed closer to one end of the key button than the other end of the key button, and
wherein the second protrusion is disposed closer to the other end than the one end of the key button.
5. The electronic device of claim 3 , wherein the plurality of conductive patches comprise a first conductive patch, a second conductive patch, a third conductive patch, a fourth conductive patch, and a fifth conductive patch,
wherein the first conductive patch, the second conductive patch, the third conductive patch, the fourth conductive patch, and the fifth conductive patch are spaced apart from each other and arranged in a line,
wherein the first dome switch is disposed at a position corresponding a space between the first conductive patch and the second conductive patch on the dielectric layer, and
wherein the second dome switch is disposed at a position corresponding to a space between the fourth conductive patch and the fifth conductive patch on the dielectric layer.
6. The electronic device of claim 5 , wherein the first conductive patch and the second conductive patch are spaced apart from each other by a first predetermined distance,
wherein the second conductive patch and the third conductive patch are spaced apart from each other by a second predetermined distance, and
wherein the first predetermined distance is greater than the second predetermined distance.
7. The electronic device of claim 6 , wherein the third conductive patch and the fourth conductive patch are spaced apart from each other by the second predetermined distance, and
wherein the fourth conductive patch and the fifth conductive patch are spaced apart from each other by the first predetermined distance.
8. The electronic device of claim 6 , wherein the first dome switch is spaced apart from the first conductive patch and the second conductive patch by a third predetermined distance when the first dome switch is viewed in a direction toward the inside.
9. The electronic device of claim 2 , further comprising:
a printed circuit board disposed in the first part; and
a connecting member electrically connecting the at least one dome switch and the printed circuit board.
10. The electronic device of claim 9 , wherein the connecting member comprises a conductive via that penetrates at least a portion of the substrate and the dielectric layer.
11. The electronic device of claim 9 , wherein the connecting member comprises a flexible printed circuit board, and
wherein the flexible printed circuit board extends from the at least one dome switch to the printed circuit board along a periphery of the dielectric layer and the board.
12. The electronic device of claim 11 , wherein the flexible printed circuit board is spaced apart from the substrate of the antenna structure.
13. The electronic device of claim 12 , further comprising:
at least one inductor disposed between the at least one dome switch and an electrical path of the printed circuit board.
14. The electronic device of claim 2 , wherein the at least one protrusion includes a first protrusion and a second protrusion,
wherein the at least one dome switch includes a first dome switch overlapping the first protrusion and a second dome switch overlapping the second protrusion,
wherein the plurality of conductive patches include a first conductive patch, a second conductive patch, a third conductive patch, and a fourth conductive patch,
wherein the first conductive patch, the second conductive patch, the third conductive patch, and the fourth conductive patch are spaced apart from each other and arranged in a line,
wherein the first dome switch is disposed at a position corresponding a space between the first conductive patch and the second conductive patch on the dielectric layer, and
wherein the second dome switch is disposed at a position corresponding to a space between the third conductive patch and the fourth conductive patch on the dielectric layer.
15. The electronic device of claim 1 , wherein the at least one dome switch is spaced apart from the plurality of conductive patches when the at least one dome switch is viewed in a direction toward the inside.
16. The electronic device of claim 1 , wherein the at least one dome switch has a rectangular or square shape.
17. The electronic device of claim 1 , wherein the at least one dome switch has a rectangular shape with long edges and short edges, and
wherein the at least one dome switch is disposed such that the long edges face the plurality of conductive patches.
18. The electronic device of claim 1 , wherein at least a portion of the key button may protrude to the outside of the side surface.
19. The electronic device of claim 1 , wherein the at least one dome switch are disposed in recessed portions of the substrate below a top surface of the substrate.
20. The electronic device of claim 1 , further comprising a waterproof structure surrounding at least a portion of the key button.