Electronic device and method for transmitting wireless power based on adaptive operating voltage in electronic device
According to various embodiments, an electronic device comprises: a power supply unit comprising a power supply; an antenna module including at least one antenna; a magnetic field control circuit electrically connected to the antenna module; a charging circuit electrically connected to the power supply unit and the magnetic field control circuit; and at least one processor electrically connected to the magnetic field control circuit and the charging circuit, wherein the at least one processor may be configured to: identify an operating frequency through the magnetic field control circuit during the transmission of wireless power outside of the electronic device through the antenna module using power supplied from the power supply unit, identify whether the confirmed operating frequency is included in at least one operating voltage change frequency section within the designated operating frequency range, and change the operating voltage of the charging circuit based on the operating frequency being included in the at least one operating voltage change frequency section.
1 . An electronic device comprising:
a power supply unit comprising a power supply;
an antenna module comprising at least one antenna;
a magnetic field controller circuit electrically connected to the antenna module;
a charging circuit electrically connected to the power supply unit and the magnetic field controller circuit;
memory storing instructions; and
at least one processor,
wherein the instructions, when executed by the at least one processor, cause the electronic device to:
identify an operating frequency through the magnetic field controller circuit during wireless power transmission to outside of the electronic device through the antenna module using power supplied from the power supply unit,
based on the identified operating frequency being included between a lowest frequency and a first operating threshold frequency or between a second operating threshold frequency higher than the first operating threshold frequency and a highest frequency within a specified operating frequency range, change an operating voltage of the charging circuit from a first operating voltage to a second operating voltage different from the first operating voltage;
based on the identified operating frequency being included between the first operating threshold frequency and the second operating threshold frequency within the specified operating frequency range, maintain the operating voltage of the charging circuit as the first operating voltage.
2 . The electronic device of claim 1 , wherein when the identified operating frequency is between the lowest frequency and the first operating threshold frequency within the specified operating frequency range, the first operating voltage is less than the second operating voltage by a specified value.
3 . The electronic device of claim 1 , wherein when the identified operating frequency is between the second operating threshold frequency and the highest frequency within the specified operating frequency range, the first operating voltage of the charging circuit is greater than the second operating voltage by a specified value.
4 . The electronic device of claim 2 , wherein the instructions, when executed by the at least one processor, cause the electronic device to adjust power transmitted to outside of the electronic device through the antenna module without changing the operating voltage, based on the identified operating frequency being between the first operating threshold frequency and the second operating threshold frequency.
5 . The electronic device of claim 1 , wherein the operating voltage is be changed within a specified operating voltage range.
6 . The electronic device of claim 5 wherein the instructions, when executed by the at least one processor, cause the electronic device to generate a message indicating that power transmission is not performed normally, based on the operating voltage being equal to or greater than a specified voltage within the specified operating voltage range, and the identified operating frequency being equal to or lower than a specified frequency within the specified operating frequency range during the wireless power transmission.
7 . The electronic device of claim 5 , wherein the instructions, when executed by the at least one processor, cause the electronic device to discontinue the wireless power transmission, based on the operating voltage being equal to or greater than a specified voltage within the specified operating voltage range, and the identified operating frequency being equal to or lower than a specified frequency within the specified operating frequency range during the wireless power transmission.
8 . The electronic device of claim 5 , wherein the specified operating voltage range includes a range of 5V to 7.5V.
9 . The electronic device of claim 1 , wherein the specified operating frequency range is 110khz to 148khz, the first operating threshold frequency is 125khz, and the second operating threshold frequency is 147khz.
10 . A method of transmitting wireless power based on an adaptive operating voltage in an electronic device, the method comprising:
identifying an operating frequency through a magnetic field controller circuit during wireless power transmission to outside of the electronic device through an antenna module;
based on the identified operating frequency being included between a lowest frequency and a first operating threshold frequency or between a second operating threshold frequency higher than the first operating threshold frequency and a highest frequency within a specified operating frequency range, changing an operating voltage of the charging circuit from a first operating voltage to a second operating voltage different from the first operating voltage;
based on the identified operating frequency being included between the first operating threshold frequency and the second operating threshold frequency within the specified operating frequency range, maintaining the operating voltage of the charging circuit as the first operating voltage.
11 . The method of claim 10 , wherein when the identified operating frequency is between the lowest frequency and the first operating threshold frequency within the specified operating frequency range, the first operating voltage is less than the second operating voltage by a specified value.
12 . The method of claim 10 , wherein when the operating frequency is between the second operating threshold frequency and the highest frequency within the specified operating frequency range, the first operating voltage of the charging circuit is greater than the second operating voltage by a specified value.
13 . A non-transitory computer-readable storage medium storing instructions which, when executed by at least one processor of an electronic device, cause the electronic device to perform at least one operation, comprising:
identifying an operating frequency through a magnetic field controller circuit during wireless power transmission to outside of the electronic device through an antenna module;
based on the identified operating frequency being included between a lowest frequency and a first operating threshold frequency or between a second operating threshold frequency higher than first operating threshold frequency and a highest frequency within a specified operating frequency range, changing an operating voltage of the charging circuit from a first operating voltage to a second operating voltage different from the first operating voltage;
based on the identified operating frequency being included between the first operating threshold frequency and the second operating threshold frequency within the specified operating frequency range, maintain the operating voltage of the charging circuit as the first operating voltage.