Communication circuit including amplifier module, and electronic device comprising same
An electronic device is provided. The electronic device includes an amplifier array including at least one amplifier circuitry, an antenna array including at least one millimeter-wave (mmWave) antenna connected to the at least one amplifier circuitry, and a communication processor to identify a state of the electronic device, identify an operation mode of the amplifier array, corresponding to the state of the electronic device, control the amplifier array to operate in the operation mode, and control the antenna array to radiate a beam based on a signal amplified by the amplifier array operating in the operation mode.
1 . An electronic device comprising:
an amplifier array including a first amplifier group disposed on an outer side of the amplifier array, and a second amplifier group disposed on an inner side of the amplifier array;
an antenna array including at least one millimeter-wave (mmWave) antenna connected to the amplifier array; and
a communication processor configured to:
identify a state of the electronic device,
determine an operation mode of the amplifier array corresponding to the identified state of the electronic device,
when the determined operation mode is a first operation mode, control the first amplifier group to operate in a high-power mode and control the second amplifier group to operate in the high-power mode,
when the determined operation mode is a second operation mode, control the first amplifier group to operate in a low-power mode and control the second amplifier group to operate in the high-power mode,
when the determined operation mode is a third operation mode, control the first amplifier group to operate in the low-power mode and control the second amplifier group to operate in the low-power mode, and
control the antenna array to radiate a beam based on a signal amplified by the amplifier array operating in the operation mode.
2 . The electronic device of claim 1 , wherein the communication processor is further configured to:
in response to the state of the electronic device being in a power saving mode state, control the amplifier array to operate in the second operation mode.
3 . The electronic device of claim 1 , wherein the communication processor is further configured to:
in response to the electronic device being in a state in which a residual amount of a battery of the electronic device is less than or equal to a designated value, control the amplifier array to operate in the third operation mode.
4 . The electronic device of claim 1 , wherein the communication processor is further configured to:
in response to a network state of the electronic device being in a weak electric field, control the amplifier array to operate in the first operation mode,
in response to the network state of the electronic device being in a medium electric field, control the amplifier array to operate in the second operation mode, and
in response to the network state of the electronic device being in a strong electric field, control the amplifier array to operate in a third mode.
5 . The electronic device of claim 4 , further comprising:
a memory storing the operation mode of the amplifier array according to a target power and information associated with input power,
wherein the communication processor is further configured to:
identify the network state of the electronic device, and
control the amplifier array based on the operation mode of the amplifier array according to the target power corresponding to the network state, and the information associated with the input power.
6 . The electronic device of claim 1 , wherein the amplifier array comprises a first transistor cell and a second transistor cell having a larger size than the first transistor cell.
7 . The electronic device of claim 6 , wherein the communication processor is further configured to:
control the amplifier array to amplify a signal in the first transistor cell in the low-power mode, and
control the amplifier array to amplify a signal in the second transistor cell in the high-power mode.
8 . The electronic device of claim 7 ,
wherein the first transistor cell operates at a first bias, wherein the second transistor cell operates at a second bias, and
wherein the communication processor is further configured to:
apply the first bias to a communication circuit in the low-power mode, and
apply the second bias to the communication circuit in the high-power mode.
9 . An operation method of an electronic device including a millimeter-wave (mmWave) antenna, the operation method comprising:
identifying a state of the electronic device;
determining an operation mode of an amplifier array corresponding to the identified state of the electronic device, wherein the amplifier array comprises a first amplifier group disposed on an outer side of the amplifier array, and a second amplifier group disposed on an inner side of the amplifier array;
when the determined operation mode is a first operation mode, controlling the first amplifier group to operate in a high-power mode and control the second amplifier group to operate in the high-power mode;
when the determined operation mode is a second operation mode, controlling the first amplifier group to operate in a low-power mode and control the second amplifier group to operate in the high-power mode;
when the determined operation mode is a third operation mode, controlling the first amplifier group to operate in the low-power mode and control the second amplifier group to operate in the low-power mode; and
controlling an antenna array to radiate a beam based on a signal amplified by the amplifier array operating in the operation mode.
10 . The operation method of claim 9 , further comprising:
in response to the state of the electronic device being in a power saving mode state, controlling the amplifier array to operate in the second operation mode.
11 . The operation method of claim 9 , further comprising:
in response to the electronic device being in a state in which a residual amount of a battery of the electronic device is less than or equal to a designated value, controlling the amplifier array to operate in the third operation mode.
12 . The operation method of claim 9 , further comprising:
in response to a network state of the electronic device being in a weak electric field, controlling the amplifier array to operate in the first operation mode;
in response to the network state of the electronic device being in a medium electric field, controlling the amplifier array to operate in the second operation mode; and
in response to the network state of the electronic device being in a strong electric field, controlling the amplifier array to operate in the third operation mode.