Electronic device and method for transmitting system information request in electronic device
According to various embodiments, an electronic device may comprise: at least one antenna and a communication processor. The communication processor may be configured to: transmit a system information request to a base station through the at least one antenna, identify an electric field state of a reception signal, in response to a failure in the system information request, set a retransmission period of the system information request based on the identified electric field state of the reception signal, and retransmit the system information request based on the set retransmission period of the system information request.
1. An electronic device comprising:
at least one antenna;
a communication processor; and
memory storing instructions that, when executed by communication processor, cause the electronic device to:
transmit a system information request to a base station through the at least one antenna,
identify a failure associated with the system information request,
obtain an electric field state of a reception signal,
set a transmission period of the system information request based on the failure associated with the system information request and the electric field state of the reception signal, and
transmit the system information request based on the set transmission period of the system information request.
2. The electronic device of claim 1 , wherein the instructions, when executed by the communication processor, further cause the electronic device to:
identify information broadcast from the base station, and
identify that system information corresponding to the system information request is set as information being transmitted by a request based on the broadcast information.
3. The electronic device of claim 1 , wherein the electric field state is identified based on a reference signal received power (RSRP) of the reception signal.
4. The electronic device of claim 3 , wherein when the RSRP is greater than a first value, the transmission period of the system information request is set to a first period, and
wherein, when the RSRP is less than the first value, the transmission period of the system information request is set to a second period, which is shorter than the first period.
5. The electronic device of claim 3 , wherein the instructions, when executed by the communication processor, further cause the electronic device to:
set the transmission period to an integer multiple of a transmission period of system information based on the RSRP being less than a first threshold and more than a second threshold, and
set the transmission period to a transmission period of system information based on the RSRP being the second threshold or less.
6. The electronic device of claim 3 , wherein the instructions, when executed by the communication processor, further cause the electronic device to:
set the transmission period based on the RSRP being a first threshold or more to be larger than the transmission period based on the RSRP being less than the first threshold.
7. The electronic device of claim 1 , wherein the electric field state is identified based on a number of failures in decoding the reception signal.
8. The electronic device of claim 1 , wherein the instructions, when executed by the communication processor, further cause the electronic device to:
request the system information by a random access-related message, in a radio resource control (RRC) idle state.
9. The electronic device of claim 8 , wherein the instructions, when executed by the communication processor, further cause the electronic device to:
identify information broadcast from the base station,
identify random access-related information for transmitting the system information request included in the broadcast information, and
request the system information by a random access preamble based on the identified random access-related information.
10. An electronic device comprising:
a memory;
at least one antenna;
an application processor; and
a communication processor configured to:
receive an event related to an application from the application processor,
in response to the reception of the application-related event, identify a configuration of system information corresponding to the received event,
transmit a system information request corresponding to the received event to a base station through the antenna based on the system information corresponding to the received event being identified as set as non-broadcast information, and
receive the system information from the base station in response to the transmission of the system information request.
11. A method of operating an electronic device, the method comprising:
transmitting a system information request to a base station;
identifying a failure associated with the system information request;
obtaining an electric field state of a reception signal;
setting a transmission period of the system information request based on the failure associated with the system information request and the electric field state of the reception signal; and
transmitting the system information request based on the set transmission period of the system information request.
12. The method of claim 11 , further comprising:
identifying information broadcast from the base station; and
identifying that system information corresponding to the system information request is set as information being transmitted by a request based on the broadcast information.
13. The method of claim 11 , wherein the electric field state is identified based on a reference signal received power (RSRP) of the reception signal.
14. The method of claim 13 , wherein, when the RSRP is greater than a first value, the transmission period of the system information request is set to a first period, and
wherein, when the RSRP is less than the first value, the transmission period of the system information request is set to a second period, which is shorter than the first period.
15. The method of claim 13 , further comprising:
setting the transmission period to an integer multiple of a transmission period of system information based on the RSRP being less than a first threshold and more than a second threshold, and
setting the transmission period to a transmission period of system information based on the RSRP being the second threshold or less.
16. The method of claim 13 , further comprising setting the transmission period based on the RSRP being a first threshold or more to be larger than the transmission period based on the RSRP being less than the first threshold.
17. The method of claim 11 , wherein the electric field state is identified based on a number of failures in decoding the reception signal.
18. The method of claim 11 , further comprising requesting the system information by a random access-related message, in a radio resource control (RRC) idle state.
19. The method of claim 18 , further comprising:
identifying information broadcast from the base station;
identifying random access-related information for transmitting the system information request included in the broadcast information; and
requesting the system information by a random access preamble based on the identified random access-related information.
20. A method of operating an electronic device, the method comprising:
receiving, by a communication processor, an event related to an application from an application processor;
in response to the reception of the application-related event, identifying a configuration of system information corresponding to the received event;
transmitting a system information request corresponding to the received event to a base station based on the system information corresponding to the received event being identified as set as non-broadcast information; and
receiving the system information from the base station in response to the transmission of the system information request.
21. A non-transitory computer readable medium having instructions stored therein, which when executed by at least one processor cause the at least one processor to execute a method of controlling an electronic device, the method comprising:
transmitting a system information request to a base station;
identifying a failure associated with the system information request;
obtaining an electric field state of a reception signal;
setting a transmission period of the system information request based on the failure associated with the system information request and the electric field state of the reception signal; and
transmitting the system information request based on the set transmission period of the system information request.