Method and apparatus for reducing electric power consumption of terminal in wireless communication system
The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data transmission rate compared to a 4G communication system such as an LTE. According to an embodiment of the present invention, a method performed by a terminal in a wireless communication system comprises the steps of: identifying, by a first processor of the terminal, a state of the terminal; transmitting the state of the terminal to a second processor of the terminal; identifying an electric power-related parameter associated with the state of the terminal; and transmitting, to a base station, a terminal message including the electric power-related parameter.
1 . A terminal in a wireless communication system, comprising:
a display;
a communication circuit;
a processor, comprising processing circuitry, operatively connected with the communication circuit; and
memory storing instructions which, when executed by the processor, cause the terminal to:
receive, using the communication circuit, configuration information with respect to a 5G network communication from a base station;
operate, using the communication circuit, the terminal in a first communication state based at least in part on the configuration information received from the base station to establish a connection of the 5G network communication for the terminal; and
based at least in part on a user input received via a mode setting menu displayed on the display while the terminal is operated in the first communication state to change a power state of the terminal, operate, using the communication circuit, the terminal in a second communication state,
wherein the second communication state operates to release the connection of the 5G network communication for the terminal and maintain 4G network communication for the terminal based on the first communication state being a E-UTRA NR dual connectivity state, and
wherein the second communication state operates to release the connection of the 5G network communication for the terminal and establish 4G network communication for the terminal based on the first communication state being a 5G stand-alone connectivity state.
2 . The terminal of claim 1 , wherein the processor includes an application processor and a communication processor, and
wherein the memory stores instructions which, when executed by the application processor, cause the terminal to:
receive the user input to change the power state of the terminal.
3 . The terminal of claim 2 , wherein the memory stores instructions which, when executed by the application processor, cause the terminal to:
based at least in part on the receiving of the user input, provide the communication processor with a signal to release the connection of the 5G network communication for the terminal.
4 . The terminal of claim 2 , wherein the memory stores instructions which, when executed by the application processor, cause the terminal to:
identify, as at least part of the user input, a touch input received via the display.
5 . The terminal of claim 1 , wherein the memory stores instructions which, when executed by the processor, cause the terminal to:
transmit to the base station a message including information corresponding to a first power-related parameter associated with the power state of the terminal;
in response to the message, receive a second power-related parameter configured by the base station from the base station; and
perform the operating of the terminal in the second communication state based on the second power-related parameter received from the base station.
6 . The terminal of claim 5 , wherein the memory stores instructions which, when executed by the processor, cause the terminal to:
identify, as at least part of the first power-related parameter, radio access technology (RAT) associated with the terminal with respect to the power state.
7 . The terminal of claim 5 , wherein the first power-related parameter includes at least one of a bandwidth part (BWP), a power profile, an aggregated bandwidth (BW), a number of one or more carriers, an antenna operation, or a user equipment (UE) category.
8 . The terminal of claim 1 , wherein the memory stores instructions which, when executed by the processor, cause the terminal to:
restrict a number of one or more carriers as at least part of the operating of the terminal in the second communication state.
9 . The terminal of claim 1 , wherein the communication circuit includes a radio frequency integrated circuit (RFIC).
10 . A terminal in a wireless communication system, comprising:
a display;
a communication circuit;
a processor, comprising processing circuitry, operatively connected with the communication circuit; and
memory storing instructions which, when executed by the processor, cause the terminal to:
operate, using the communication circuit, the terminal in a first communication state associated with a specified bandwidth part (BWP) corresponding to a 5G network communication based at least in part on configuration information received from a base station; and
based at least in part on a user input received via a mode setting menu displayed on the display while the terminal is operated in the first communication state to change a power state of the terminal, operate, using the communication circuit, the terminal in a second communication state,
wherein the second communication state operates to release connection of the 5G network communication for the terminal and maintain 4G network communication for the terminal based on the first communication state being a E-UTRA NR dual connectivity state, and
wherein the second communication state operates to release the connection of the 5G network communication for the terminal and establish 4G network communication for the terminal based on the first communication state being a 5G stand-alone connectivity state.
11 . The terminal of claim 10 , wherein the memory stores instructions which, when executed by the processor, cause the terminal to:
as at least part of the operating of the terminal in the second communication state, operate the terminal using long term evolution (LTE).
12 . The terminal of claim 10 , wherein the memory stores instructions which, when executed by the processor, cause the terminal to:
as at least part of the operating of the terminal in the second communication state, operate the terminal using a BWP different from the specified BWP.
13 . The terminal of claim 12 , wherein the terminal in the second communication state operated using the different BWP consumes less power than the terminal in the second communication state using the specified BWP.
14 . The terminal of claim 10 , wherein the processor includes an application processor and a communication processor, and
wherein the memory stores instructions which, when executed by the application processor, cause the terminal to:
receive the user input to change the power state of the terminal.
15 . The terminal of claim 14 , wherein the memory stores instructions which, when executed by the application processor, cause the terminal to:
based at least in part on the receiving of the user input, provide the communication processor with a signal to release the 5G network communication for the terminal.
16 . The terminal of claim 14 , wherein the memory stores instructions which, when executed by the application processor, cause the terminal to:
identify, as at least part of the user input, a touch input received via the display.
17 . The terminal of claim 10 , wherein the communication circuit includes a radio frequency integrated circuit (RFIC).