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公开(公告)号：US20180102658A1
公开(公告)日：2018-04-12
申请号：US15691961
申请日：2017-08-31
Inventor： Jialiang Zhang , Shiming Wan , Jiada Li , Jun Zhang , Chen Tian , Shebiao Chen
IPC: H02J7/00
CPC classification number: H02J7/0044 , H02J7/0013 , H02J7/0047 , H02J7/0052 , H02J7/0055 , H02J7/0063 , H02J7/0065 , H02J2007/0049 , H02J2007/0062
Abstract: A terminal and a device are provided. The terminal includes a charging interface and a first charging circuit. The first charging circuit is coupled with the charging interface, and is configured to receive an output voltage from the adapter via the charging interface and apply the output voltage to both ends of multiple cells connected in series in the terminal to charge the multiple cells.
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公开(公告)号：US20180019611A1
公开(公告)日：2018-01-18
申请号：US15712382
申请日：2017-09-22
Inventor： Jialiang Zhang , Chen Tian , Jun Zhang , Shebiao Chen , Shiming Wan , Jiada Li
CPC classification number: H02J7/045 , H01F27/425 , H01F2027/408 , H01M10/0525 , H02J7/0004 , H02J7/0009 , H02J7/0027 , H02J7/0029 , H02J7/0042 , H02J7/0044 , H02J7/0045 , H02J7/0052 , H02J7/007 , H02J7/0072 , H02J7/008 , H02J7/0091 , H02J7/0093 , H02J7/02 , H02J7/022 , H02J7/04 , H02J7/041 , H02J7/042 , H02J7/047 , H02J7/06 , H02J7/1492 , H02J7/245 , H02J2007/0049 , H02J2007/0059 , H02J2007/0095 , H02J2007/0096 , H02J2007/0098 , H02M1/00 , H02M1/08 , H02M3/156 , H02M3/33507 , H02M3/33515 , H02M3/33523 , H02M3/33546 , H02M3/33569 , H02M5/458 , H02M7/06 , H02M2001/0009 , H02M2001/0048 , H04M19/00 , Y02D70/20 , Y02D70/26
Abstract: A charging system, a charging method, and a power adapter are provided. The power adapter includes a battery, a first rectification unit, a transformer, a synthesis unit, a first charging interface, a sampling unit, and a modulation and control unit. The modulation and control unit is configured to modulate a voltage of a first pulsating waveform according to a voltage sampling value obtained by the sampling unit, such that a second AC output from the synthesis unit meets charging requirements.
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公开(公告)号：US20170155263A1
公开(公告)日：2017-06-01
申请号：US15402864
申请日：2017-01-10
Inventor： Shebiao Chen , Jun Zhang
IPC: H02J7/00
CPC classification number: H02J7/0044 , H02J7/0052 , H02J7/045 , H02J7/047 , H02J2007/0062
Abstract: A charging apparatus for a mobile terminal includes: a control chip connected with the USB interface; a current detection circuit connected with the power supply circuit; a voltage detection circuit connected with the power supply circuit; an analog to digital converter (ADC) connected with the current detection circuit, the voltage detection circuit, and the control chip respectively, the current detection circuit and the voltage detection circuit are configured to provide the control chip with the current value of the current output current and the voltage value of the current output voltage respectively through the ADC; a power adjusting circuit connected with the control chip and the power supply circuit respectively, configured to adjust an output power of the power supply circuit based on the control of the control chip.
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公开(公告)号：US11837892B2
公开(公告)日：2023-12-05
申请号：US16968031
申请日：2018-10-30
Inventor： Shebiao Chen , Chen Tian
CPC classification number: H02J7/0019 , H02J7/007182 , H02M3/005 , H02M3/1582 , H02J2207/20
Abstract: A charging control apparatus, a device to be charged, and a charging control method are provided. The charging control apparatus includes: a first charging channel configured to charge a plurality of cells coupled in series according to a charging signal provided by a first-type power supply device; a second charging channel configured to charge a part of the cells in the plurality of cells according to a charging signal provided by a second-type power supply device; and an equalizing circuit configured to equalize a voltage of the plurality of cells during an operating process of the second charging channel.
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公开(公告)号：US11652353B2
公开(公告)日：2023-05-16
申请号：US17719082
申请日：2022-04-12
Inventor： Shebiao Chen , Jun Zhang , Jialiang Zhang
CPC classification number: H02J7/0024 , H02J7/007 , H02J7/00032 , H02J7/0042
Abstract: Provided is a device to be charged. The device includes: a battery supply circuit, including first and second cells configured to switch between being coupled in parallel with each other and being coupled in series with each other; a charging interface, through which the device receives output voltage and current of an adapter; a first charging circuit coupled between the charging interface and the battery supply circuit, and configured to convert the output voltage and apply the converted output voltage on both ends of the first and second cells coupled in parallel; and a second charging circuit coupled between the charging interface and the battery supply circuit, and configured to directly apply the output voltage and current on both ends of the first and second cells coupled in series, or directly apply the output voltage and current on both ends of the first and second cells coupled in parallel.
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公开(公告)号：US11336102B2
公开(公告)日：2022-05-17
申请号：US16860331
申请日：2020-04-28
Inventor： Shebiao Chen , Jun Zhang , Jialiang Zhang
Abstract: The present disclosure provides a battery supply circuit, a device to be charged, and a charging control method. The battery supply circuit includes a first cell, a second cell, a switch, a first switching unit and a second switching unit. A first end of the second cell is coupled to a first end of the second switching unit, and a second end of the second cell is coupled to a first end of the switch, a second end of the second switching unit is coupled to a second end of the switch; a first end of the first cell is coupled to the second end of the switch, a second end of the first cell is coupled to a first end of the first switching unit, and a second end of the first switching unit is coupled to the first end of the switch.
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公开(公告)号：US11171499B2
公开(公告)日：2021-11-09
申请号：US16238162
申请日：2019-01-02
Inventor： Jun Zhang , Shebiao Chen , Chen Tian , Jialiang Zhang , Jiada Li , Shiming Wan
Abstract: A device to be charged, a charging method, and a charging control circuit are provided. The device to be charged includes multiple cells coupled in series and a conversion circuit. The conversion circuit is configured to receive input voltage from a power supply device, convert the input voltage into charging voltage for the multiple cells and into power supply voltage for a system of the device to be charged, charge the multiple cells according to the charging voltage, and supply power to the system of the device to be charged according to the power supply voltage.
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公开(公告)号：US11056896B2
公开(公告)日：2021-07-06
申请号：US15691961
申请日：2017-08-31
Inventor： Jialiang Zhang , Shiming Wan , Jiada Li , Jun Zhang , Chen Tian , Shebiao Chen
IPC: H02J7/00
Abstract: A terminal and a device are provided. The terminal includes a charging interface and a first charging circuit. The first charging circuit is coupled with the charging interface, and is configured to receive an output voltage from the adapter via the charging interface and apply the output voltage to both ends of multiple cells connected in series in the terminal to charge the multiple cells.
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公开(公告)号：US10916951B2
公开(公告)日：2021-02-09
申请号：US16701264
申请日：2019-12-03
Inventor： Jialiang Zhang , Chen Tian , Jun Zhang , Shebiao Chen , Shiming Wan , Jiada Li
Abstract: The present disclosure provides a device to be charged and a charging method. The device to be charged includes: a charging interface; a first charging circuit, coupled with the charging interface, configured to receive an output voltage and an output current of an adapter via the charging interface and to directly apply the output voltage and the output current of the adapter to both ends of a plurality of battery cells coupled in series in the device to be charged, so as to perform a direct charging on the plurality of battery cells. With the present disclosure, heat generated in the charging process can be reduced while ensuring the charging speed.
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公开(公告)号：US10749371B2
公开(公告)日：2020-08-18
申请号：US16251986
申请日：2019-01-18
Inventor： Jialiang Zhang , Shebiao Chen , Jun Zhang , Chen Tian , Shiming Wan , Jiada Li
IPC: H02J7/00 , H02J7/04 , H02J7/24 , H04M19/00 , H02J7/02 , H02M3/335 , H02M1/08 , H02J7/06 , H02J7/14 , H02M1/00 , H02M3/156 , H02M7/06 , H01F27/42 , H01M10/0525 , H01M10/42 , H02M5/458 , H01F27/40
Abstract: The present disclosure discloses a charging device, a charging method, a power adapter and a terminal. The charging device includes a charging receiving terminal, a voltage adjusting circuit and a central control module. The charging receiving terminal is configured to receive an alternating current. The voltage adjusting circuit includes a first rectifier, a switch unit, a transformer and a second rectifier. The first rectifier is configured to rectify the alternating current and output a first voltage. The switch unit is configured to modulate the first voltage to output a modulated first voltage. The transformer is configured to output a second voltage according to the modulated first voltage. The second rectifier is configured to rectify the second voltage to output a third voltage. The voltage adjusting circuit applies the third voltage to a battery directly.
