Electronic device including antenna module

1. An electronic device comprising:

a housing;

a first substrate disposed in an inner space of the housing;

a second substrate disposed on a first surface of the first substrate;

a third substrate disposed on a first surface of the second substrate;

a first conductive patch attached to at least a partial region of side surfaces of the first substrate, the second substrate, and the third substrate; and

a second conductive patch attached to at least another partial region of the side surfaces of the first substrate, the second substrate, and the third substrate,

wherein the first conductive patch and the second conductive patch are connected to each other via a first electrical path and a second electrical path,

wherein a feeding point on the first electrical path is electrically connected to a communication circuit disposed on the first surface of the first substrate via a third electrical path, and

wherein the second electrical path is electrically connected to a ground disposed on a second surface of the first substrate.

2. The electronic device of claim 1 , further comprising a feeding line formed in a vertical direction from the feeding point on the first electrical path to the second substrate.

3. The electronic device of claim 2 , wherein the feeding point is connected to the third electrical path via the feeding line, and

wherein the third electrical path is electrically connected to the communication circuit through a transmission line and a connector disposed on the first surface of the first substrate.

4. The electronic device of claim 1 , wherein the first conductive patch and the second conductive patch are attached to connect the side surfaces of the first substrate, the second substrate, and the third substrate to one another, and are connected to each other via the first electrical path and the second electrical path, thereby forming a slot on the side surfaces of the first substrate, the second substrate, and the third substrate.

5. The electronic device of claim 4 , wherein the feeding point on the first electrical path is electrically connected to the communication circuit via the third electrical path, and the second electrical path is electrically connected to the ground, thereby operating as a slot antenna having a predetermined frequency band.

6. The electronic device of claim 5 , wherein the predetermined frequency band comprises a frequency band ranging from about 2.4 gigahertz (GHz) to about 30 GHz.

7. The electronic device of claim 5 , wherein the predetermined frequency band is adjusted according to a position of the feeding point on the first electrical path.

8. The electronic device of claim 5 , wherein the housing comprises:

a front plate;

a rear plate facing in an opposite direction to the front plate; and

a side member surrounding the inner space between the front plate and the rear plate,

wherein the housing is formed of a conductive member.

9. The electronic device of claim 8 , wherein when the feeding point on the first electrical path is electrically connected to the communication circuit via the third electrical path, and the second electrical path is electrically connected to the ground, a current is formed in the slot formed on side surfaces of the first substrate, the second substrate, and the third substrate.

10. The electronic device of claim 9 , wherein when the current is formed in the slot, a radiation pattern is formed in a direction in which the side member is disposed, which is a direction in which the slot is formed.

11. The electronic device of claim 9 , wherein when the feeding point on the first electrical path is electrically connected to the communication circuit via the third electrical path, and the second electrical path is electrically connected to the ground, a radiation pattern is further formed in a direction in which the rear plate is disposed, with respect to the side surface on which the slot is formed.

12. The electronic device of claim 8 , wherein an antenna structure is disposed on a second surface of the ground, and

wherein the rear plate is disposed on a second surface of the antenna structure.

13. The electronic device of claim 12 , wherein the antenna structure comprises a plurality of conductive patterns.

14. The electronic device of claim 13 , wherein the plurality of conductive patterns comprise a plurality of patch antennas.

15. The electronic device of claim 13 , wherein the plurality of conductive patterns comprise a plurality of sub-6 antennas.

16. The electronic device of claim 5 , further comprising:

a plurality of antenna modules configured to transmit or receive a wireless signal; and

a processor,

wherein the processor is configured to control activation of at least one of the plurality of antenna modules or the slot antenna, based on at least one of an arrangement state of the electronic device or whether the electronic device is gripped or not.

17. The electronic device of claim 16 , wherein the arrangement state of the electronic device comprises a landscape mode and a portrait mode.

18. The electronic device of claim 17 , wherein the processor is further configured to:

when an antenna for transmitting or receiving a wireless signal among the plurality of antenna modules is deactivated based on the at least one of the arrangement state of the electronic device or whether the electronic device is gripped or not, activate the slot antenna in place of the deactivated antenna, and

transmit or receive the wireless signal by using at least one of the activated slot antenna or at least one antenna of the plurality of antenna modules, except for the deactivated antenna.

19. The electronic device of claim 4 , wherein the feeding point on the first electrical path is formed at a position at which a length of the formed slot corresponds to ½ of wavelength λ.

20. The electronic device of claim 1 , further comprising a ground disposed on a first surface of the third substrate.