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公开(公告)号：US20220271564A1
公开(公告)日：2022-08-25
申请号：US17662996
申请日：2022-05-11
发明人： Jungoh SUNG , Juhyang LEE , Myungkyoon CHUNG , Youngmi HA , Hojong KIM
摘要： An electronic includes: a housing including a first plate, a second plate, and a side member; a display; a conductive coil parallel to the second plate and disposed between the display and the second plate; a wireless charging circuitry electrically connected to the conductive coil; and a processor operatively connected with the display and the wireless charging circuitry. The wireless charging circuitry receives a signal for wirelessly transferring power to an external electronic device from the processor, receives information about the external electronic device, receives a power control signal from the external electronic device via the conductive coil, applies a charging current of a first frequency to the conductive coil based at least in part on a request signal, increases a frequency of the charging current, compares the increased frequency with a first value, and adjusts a duty cycle of the charging current.
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公开(公告)号：US20220337073A1
公开(公告)日：2022-10-20
申请号：US17679327
申请日：2022-02-24
发明人： Youngmi HA , Sungjoon CHO , Duhyun KIM
IPC分类号： H02J7/00
摘要： An electronic device and method are disclosed, including a first and second battery, a first and second fuel gauge, and a processor. The processor implements the method, including: determining capacity ratios of the first and second batteries based at least on absolute capacities of the first and second batteries, as identified via the first and second fuel gauges, respectively, calculating a residual capacity of the first battery and a residual capacity of the second battery based on at least one of the determined capacity ratios and the obtained states of the first and second battery, respectively, and outputting the calculated residual capacity of the first battery and the calculated residual capacity of the second battery.
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公开(公告)号：US20200266666A1
公开(公告)日：2020-08-20
申请号：US16793312
申请日：2020-02-18
发明人： Jungoh SUNG , Juhyang LEE , Myungkyoon CHUNG , Youngmi HA , Hojong KIM
摘要： An electronic includes: a housing including a first plate, a second plate, and a side member; a display; a conductive coil parallel to the second plate and disposed between the display and the second plate; a wireless charging circuitry electrically connected to the conductive coil; and a processor operatively connected with the display and the wireless charging circuitry. The wireless charging circuitry receives a signal for wirelessly transferring power to an external electronic device from the processor, receives information about the external electronic device, receives a power control signal from the external electronic device via the conductive coil, applies a charging current of a first frequency to the conductive coil based at least in part on a request signal, increases a frequency of the charging current, compares the increased frequency with a first value, and adjusts a duty cycle of the charging current.
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公开(公告)号：US20210083515A1
公开(公告)日：2021-03-18
申请号：US17106579
申请日：2020-11-30
发明人： Yusu KIM , Kyoungwon KIM , Kyounghoon KIM , Byungwook KIM , Jeongmin MOON , Kyungmin PARK , Jungmin LEE , Juhyang LEE , Kuchul JUNG , Sungjoon CHO , Chihyun CHO , Hansol CHOI , Youngmi HA , Yongsang YUN
摘要： According to various embodiments, an electronic device comprises a battery, a wireless interface including a coil and configured to wirelessly transmit electric power from the battery via the coil, and at least one processor configured to: perform a wireless charging function of wirelessly transmitting electric power to an external device via the wireless interface, while neither the electronic device nor the external device is being supplied with electric power from an external power source via a wire, and based on identifying that the external device starts being supplied with electric power from an external power source via a wire while performing the wireless charging function, stop performing the wireless charging function of wirelessly transmitting electric power to the external device.
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公开(公告)号：US20200266674A1
公开(公告)日：2020-08-20
申请号：US16749063
申请日：2020-01-22
发明人： Jungmin LEE , Sungjoon CHO , Hansol CHOI , Youngmi HA , Kyounghoon KIM , Byungwook KIM , Yusu KIM , Kyungmin PARK , Jaesung LEE , Juhyang LEE
摘要： An electronic device including a battery, a wireless interface operatively or electrically connected with the battery, a display, a memory, and a processor, wherein the processor is configured to: detect an event while the electronic device is in contact with or is connected to another electronic device via the wireless interface and wirelessly charging-shares power of the battery with the another electronic device via the wireless interface; turn off a wireless charging-sharing function when the event corresponds to a predetermined condition; provide a user notification about the turning-off of the wireless charging-sharing function via the display; and turn on the wireless charging-sharing function when a state of the electronic device corresponds to a wireless charging-sharing condition. The various embodiments also a method of operating the electronic device. Various embodiments are also possible.
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公开(公告)号：US20200266675A1
公开(公告)日：2020-08-20
申请号：US16782535
申请日：2020-02-05
发明人： Wooram LEE , Kangjun KO , Kwangseob KIM , Minji CHAE , Youngmi HA , Dongzo KIM , Mincheol HA
摘要： An electronic device is includes battery; coil; wireless charging circuit electrically connected to coil; power management module configured to control charge state of battery by using power supplied from receiving circuit; and processor operatively connected to wireless charging circuit and power management module, wherein processor is configured to request configuration information for performing wireless charging from external device through the wireless charging circuit; determine whether wireless charging is possible, based on a response to the request for configuration information; when the wireless charging is possible, request encrypted authentication information from the external device so as to perform authentication with respect to the external device; when the external device is an unauthenticated device, request the external device to transmit a first predetermined power; and when the external device is an authenticated device, request the external device to transmit a second predetermined power that is higher than the first predetermined power.
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7.发明申请公开(公告)号：US20200266499A1
公开(公告)日：2020-08-20
申请号：US16747381
申请日：2020-01-20
发明人： Youngmi HA , Sungjoon CHO , Seungbeom KANG , Kyounghoon KIM , Duhyun KIM , Byungwook KIM , Jaeho SONG , Dongik SIN , Hansol CHOI
摘要： A method of controlling a plurality of batteries and an electronic device to which the same is applied. The electronic device includes a housing and a plurality of batteries. The electronic device also includes a power management module, a plurality of current limiting ICs, and a processor operationally connected to the plurality of batteries, the power management module and the plurality of current limiting ICs. The processor is configured to sense a sum of the currents flowing into the plurality of batteries or a voltage of the power management module, perform a primary end of reducing a magnitude of the sum of the currents flowing into the plurality of batteries, sense the currents or voltages of the plurality of batteries, and perform a secondary end of blocking a current flowing into a battery.
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8.发明申请公开(公告)号：US20200251920A1
公开(公告)日：2020-08-06
申请号：US16707446
申请日：2019-12-09
发明人： Youngmi HA , Seungbeom KANG , Kyounghoon KIM , Daeneung KIM , Duhyun KIM , Byungwook KIM , Boeun LEE , Jungmin LEE , Sungjoon CHO , Jaemu HA
IPC分类号： H02J7/00
摘要： An electronic device is provided. The electronic device includes a housing, a first battery and a second battery arranged in the housing, a power management module, a first temperature sensor, a second temperature sensor, a first current limiting integrated circuit (IC) configured to limit a maximum intensity of a first current flowing into the first battery, a second current limiting IC configured to limit a maximum intensity of a second current flowing into the second battery, and a processor. The processor may determine whether the first temperature or the second temperature is outside a specified temperature range and, when the first temperature is outside of the specified temperature range, control the first current limiting IC to reduce a magnitude of the first current.
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公开(公告)号：US20200266650A1
公开(公告)日：2020-08-20
申请号：US16698741
申请日：2019-11-27
发明人： Sungjoon CHO , Jungmin LEE , Hansol CHOI , Youngmi HA , Yusu KIM , Kyungmin PARK , Juhyang LEE
摘要： An electronic device includes a wireless charging coil, a wireless charging circuit, a power management module, a battery, and a processor. The processor is configured to control to receive first information from an external electronic device while transmitting wireless charging power to the external electronic device through the wireless charging circuit, to control, in response to receiving the first information, the wireless charging circuit to stop transmission of the wireless charging power and operate in a state of transmitting and receiving a ping signal, to check whether a predetermined time has elapsed since the transmission of the wireless charging power is stopped, and to control, in response to elapse of the predetermined time, the wireless charging circuit to retransmit the wireless charging power to the external electronic device. Other embodiments are possible.
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公开(公告)号：US20200266648A1
公开(公告)日：2020-08-20
申请号：US16738477
申请日：2020-01-09
发明人： Youngmi HA , Hyunjun OH , Jungmin LEE , Kuchul JUNG , Sungjoon CHO , Hansol CHOI , Kyounghoon KIM , Seongil LEE
IPC分类号： H02J7/00
摘要： An electronic device is provided. The electronic device includes a housing, a battery disposed inside the housing, a power management module for controlling charging of the battery, and at least one processor operationally connected with the battery and the power management module. The at least one processor is provided to direct a plurality of charging intervals while charging the battery, each of the plurality of charging intervals having a target voltage, to alternately charge the battery in a first mode and in a second mode through the power management module, wherein a charging current flowing into the battery is uniformly maintained in the first mode and a voltage of the battery is uniformly maintained in the second mode, and to switch the first mode to the second mode when the voltage of the battery reaches the target voltage in the first mode.
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