Electronic device for performing communication connection to external electronic device and operation method thereof

1. An electronic device comprising:

a speaker;

a communication circuit;

a processor operably connected to the speaker and the communication circuit; and

a memory operably connected to the processor,

wherein the memory stores instructions for causing the processor, when executed, to:

determine an identification sequence of a first wireless communication connection event of the electronic device and a second wireless communication connection event of a counterpart electronic device,

based on the determined identification sequence, select a wireless communication connection list from among a first wireless communication connection list of the electronic device and a second wireless communication connection list of the counterpart electronic device,

identify, from the selected wireless communication connection list, an external electronic device for which a wireless communication connection is to be established,

establish the wireless communication connection to the external electronic device identified from the selected wireless communication connection list, and

output, through the speaker, a signal received from the external electronic device.

2. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to:

when the first wireless communication connection event of the electronic device occurs before the second wireless communication connection event of the counterpart electronic device, select the first wireless communication connection list, and

when the first wireless communication connection event of the electronic device occurs after the second wireless communication connection event of the counterpart electronic device, select the second wireless communication connection list.

3. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to:

when a state where the electronic device is worn on at least a part of a user's body is identified, determine that the first wireless communication connection event is identified, and

when a state where the counterpart electronic device is worn on at least a part of the user's body is identified, determine that the second wireless communication connection event is identified.

4. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to:

when a state where the electronic device is detached from a case in which the electronic device set is received is identified, determine that the first wireless communication connection event is identified, and

when a state where the counterpart electronic device is detached from the case in which the electronic device set is received is identified, determine that the second wireless communication connection event is identified.

5. The electronic device of claim 1 , further comprising:

an input device,

wherein the instructions further cause the processor, when executed, to:

when a user input is identified through the input device, determine that the first wireless communication connection event is identified, and

when a user input is identified through an input device of the counterpart electronic device, determine that the second wireless communication connection event is identified.

6. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to:

when the first wireless communication connection event of the electronic device occurs after the second wireless communication connection event of the counterpart electronic device, transmit a request for the second wireless communication connection list to the counterpart electronic device, and

receive the second wireless communication connection list from the counterpart electronic device.

7. The electronic device of claim 6 , wherein the instructions further cause the processor, when executed, to:

when all wireless communication connections to external electronic devices included in the selected wireless communication connection list fail, select another wireless communication connection list which was not selected from among the first wireless communication connection list and the second wireless communication connection list, and

establish wireless communication connections to external electronic devices included in the selected other wireless communication connection list.

8. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to:

when a wireless communication connection to the external electronic device identified from the selected wireless communication connection list fails, identify another external electronic device from the selected wireless communication connection list, and

establish a wireless communication connection to the other external electronic device.

9. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to:

when a wireless communication connection to the external electronic device identified from the selected wireless communication connection list is established, transmit, to the counterpart electronic device, wireless communication connection information indicating the wireless communication connection to the external electronic device.

10. The electronic device of claim 1 , wherein the instructions further cause the processor, when executed, to transmit, to the counterpart electronic device, the signal received from the identified external electronic device.

11. A method for operating an electronic device, the method comprising:

determining an identification sequence of a first wireless communication connection event of the electronic device and a second wireless communication connection event of a counterpart electronic device;

based on the determined identification sequence, selecting one wireless communication connection list from among a first wireless communication connection list of the electronic device and a second wireless communication connection list of the counterpart electronic device;

identifying, from the selected wireless communication connection list, an external electronic device for which a wireless communication connection is to be established;

establishing, by using a communication circuit of the electronic device, a wireless communication connection to the external electronic device identified from the selected wireless communication connection list; and

outputting, through a speaker of the electronic device, a signal received from the identified external electronic device.

12. The method of claim 11 , wherein the selecting of the one wireless communication connection list further comprises:

when the first wireless communication connection event of the electronic device occurs before the second wireless communication connection event of the counterpart electronic device, selecting the first wireless communication connection list, and

when the first wireless communication connection event of the electronic device occurs after the second wireless communication connection event of the counterpart electronic device, selecting the second wireless communication connection list.

13. The method of claim 11 , wherein the determining of the identification sequence of the first wireless communication connection event and the second wireless communication connection event further comprises:

when a state where the electronic device is worn on at least a part of a user's body is identified, determining that the first wireless communication connection event is identified, and

when a state where the counterpart electronic device is worn on at least a part of the user's body is identified, determining that the second wireless communication connection event is identified.

14. The method of claim 11 , wherein the determining of the identification sequence of the first wireless communication connection event and the second wireless communication connection event further comprises:

when a state where the electronic device is detached from a case in which an electronic device set is received is identified, determining that the first wireless communication connection event is identified, and

when a state where the counterpart electronic device is detached from the case in which the electronic device set is received is identified, determining that the second wireless communication connection event is identified.

15. The method of claim 11 , wherein the determining of the identification sequence of the first wireless communication connection event and the second wireless communication connection event further comprises:

when a user input is identified through an input device of the electronic device, determining that the first wireless communication connection event is identified, and

when a user input is identified through an input device of the counterpart electronic device, determining that the second wireless communication connection event is identified.

16. The method of claimer 11 , further comprising:

when the first wireless communication connection event of the electronic device occurs after the second wireless communication connection event of the counterpart electronic device, transmitting a request for the second wireless communication connection list to the counterpart electronic device; and

receiving the second wireless communication connection list from the counterpart electronic device.

17. The method of claim 16 , further comprising:

when all wireless communication connections to external electronic devices included in the selected wireless communication connection list fail, selecting another wireless communication connection list which was not selected from among the first wireless communication connection list and the second wireless communication connection list; and

establishing wireless communication connections to external electronic devices included in the selected other wireless communication connection list.

18. The method of claim 11 , further comprising:

when a wireless communication connection to the external electronic device identified from the selected wireless communication connection list fails, identifying another external electronic device from the selected wireless communication connection list; and

establishing a wireless communication connection to the other external electronic device.

19. The method of claim 11 , further comprising, when a wireless communication connection to the external electronic device identified from the selected wireless communication connection list is established, transmitting, to the counterpart electronic device, wireless communication connection information indicating the wireless communication connection to the external electronic device.

20. The method of claim 11 , further comprising transmitting, to the counterpart electronic device, the signal received from the identified external electronic device.