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公开(公告)号：US09652012B2
公开(公告)日：2017-05-16
申请号：US14684420
申请日：2015-04-12
Applicant: ASUSTeK COMPUTER INC.
Inventor： Ming-Ting Tsai , Ching-Han Li , Hsiang-Jui Hung
Abstract: An electronic device and a power supplying method thereof are provided. An electronic device includes a host and a power supply. The host receives a power via a power supply path. The power is transmitted to the host via the power supply path. The power supply detects state changes of a plurality of supply current values at the power supply path obtained by the host from the power supply at a plurality of time intervals, so as to generate a determining result. A voltage value of the power is changed according to the determining result.
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Patent Agency Ranking
公开(公告)号：US20160004285A1
公开(公告)日：2016-01-07
申请号：US14684420
申请日：2015-04-12
Applicant: ASUSTeK COMPUTER INC.
Inventor： Ming-Ting Tsai , Ching-Han Li , Hsiang-Jui Hung
IPC: G06F1/26
Abstract: An electronic device and a power supplying method thereof are provided. An electronic device includes a host and a power supply. The host receives a power via a power supply path. The power is transmitted to the host via the power supply path. The power supply detects state changes of a plurality of supply current values at the power supply path obtained by the host from the power supply at a plurality of time intervals, so as to generate a determining result. A voltage value of the power is changed according to the determining result.
Abstract translation: 提供一种电子设备及其供电方法。 电子设备包括主机和电源。 主机通过电源路径接收电源。 电源通过电源路径传输到主机。 电源检测由主机从多个时间间隔从电源获得的电源路径处的多个电源电流值的状态变化，以产生确定结果。 功率的电压值根据判定结果而变化。
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公开(公告)号：US10312701B2
公开(公告)日：2019-06-04
申请号：US15003779
申请日：2016-01-21
Applicant: ASUSTeK COMPUTER INC.
Inventor： Ching-Han Li , Hsiang-Jui Hung , Wei-Chen Tu , Ming-Ting Tsai
IPC: H02J7/00
Abstract: A charging method of a portable electronic device, adapted to charge a battery module of a portable electronic device, the charging method comprising detecting a battery voltage and a charging current of the battery module; determining whether the portable electronic device operates at a constant current mode according to the battery voltage; entering an over voltage protection charging loop while the portable electronic device operates at the constant current mode and allows the battery module to be charged up at a maximum charging voltage, and leaving the over voltage protection charging loop while the charging current is smaller than a predetermined current, wherein the maximum charging voltage is gradually decreased according to a comparison result between the battery voltage and an overcharging protection voltage; and setting the maximum charging voltage as a full charge voltage while leaving the over voltage protection charging loop.
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公开(公告)号：US20160218542A1
公开(公告)日：2016-07-28
申请号：US14751166
申请日：2015-06-26
Applicant: ASUSTeK COMPUTER INC.
Inventor： Ching-Han Li , Hsiang-Jui Hung , Wei-Chen Tu , Ming-Ting Tsai
IPC: H02J7/00
CPC classification number: H02J7/0029 , H02J7/007 , H02J7/0083 , H02J2007/0037
Abstract: A charging method and a portable electronic device using the same are provided. The charging method includes following steps: detecting a battery voltage and a charging current of a battery module; determining whether the portable electronic device operates at a constant voltage (CV) charging mode; executing an impedance calculation at the CV charging mode to obtain a first battery voltage corresponding to a first predetermined current and a second battery voltage corresponding to a second predetermined current; calculating a compensation impedance according to the predetermined current and the battery voltages; setting a maximum charging voltage according to the compensation impedance and executing a CV charging to the battery module accordingly; determining whether a current variation of the charging current is larger than a threshold value; re-executing the impedance calculation; updating a setting value of the maximum charging voltage when the current variation is larger than the threshold value.
Abstract translation: 提供一种充电方法和使用该方法的便携式电子装置。 充电方法包括以下步骤：检测电池模块的电池电压和充电电流; 确定便携式电子设备是否在恒定电压（CV）充电模式下操作; 在CV充电模式下执行阻抗计算以获得对应于第一预定电流的第一电池电压和对应于第二预定电流的第二电池电压; 根据预定电流和电池电压计算补偿阻抗; 根据补偿阻抗设置最大充电电压，并相应地对电池模块执行CV充电; 确定充电电流的当前变化是否大于阈值; 重新执行阻抗计算; 当电流变化大于阈值时更新最大充电电压的设定值。
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公开(公告)号：US09837836B2
公开(公告)日：2017-12-05
申请号：US14751166
申请日：2015-06-26
Applicant: ASUSTeK COMPUTER INC.
Inventor： Ching-Han Li , Hsiang-Jui Hung , Wei-Chen Tu , Ming-Ting Tsai
IPC: H02J7/00
CPC classification number: H02J7/0029 , H02J7/007 , H02J7/0083 , H02J2007/0037
Abstract: A charging method and a portable electronic device using the same are provided. The charging method includes following steps: detecting a battery voltage and a charging current of a battery module; determining whether the portable electronic device operates at a constant voltage (CV) charging mode; executing an impedance calculation at the CV charging mode to obtain a first battery voltage corresponding to a first predetermined current and a second battery voltage corresponding to a second predetermined current; calculating a compensation impedance according to the predetermined current and the battery voltages; setting a maximum charging voltage according to the compensation impedance and executing a CV charging to the battery module accordingly; determining whether a current variation of the charging current is larger than a threshold value; re-executing the impedance calculation; updating a setting value of the maximum charging voltage when the current variation is larger than the threshold value.
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公开(公告)号：US20160218531A1
公开(公告)日：2016-07-28
申请号：US15003779
申请日：2016-01-21
Applicant: ASUSTeK COMPUTER INC.
Inventor： Ching-Han Li , Hsiang-Jui Hung , Wei-Chen Tu , Ming-Ting Tsai
IPC: H02J7/00
CPC classification number: H02J7/0029 , H02J7/0073 , H02J2007/0037
Abstract: A charging method of a portable electronic device, adapted to charge a battery module of a portable electronic device, the charging method comprising detecting a battery voltage and a charging current of the battery module; determining whether the portable electronic device operates at a constant current mode according to the battery voltage; entering an over voltage protection charging loop while the portable electronic device operates at the constant current mode and allows the battery module to be charged up at a maximum charging voltage, and leaving the over voltage protection charging loop while the charging current is smaller than a predetermined current, wherein the maximum charging voltage is gradually decreased according to a comparison result between the battery voltage and an overcharging protection voltage; and setting the maximum charging voltage as a full charge voltage while leaving the over voltage protection charging loop.
Abstract translation: 一种便携式电子设备的充电方法，适用于对便携式电子设备的电池模块进行充电，所述充电方法包括检测所述电池模块的电池电压和充电电流; 确定便携式电子设备是否根据电池电压在恒定电流模式下工作; 当便携式电子设备在恒定电流模式下工作时，进入过电压保护充电回路，并允许电池模块以最大充电电压充电，并且在充电电流小于预定的电流时留下过电压保护充电回路 电流，其中根据电池电压和过充电保护电压之间的比较结果，最大充电电压逐渐降低; 并将最大充电电压设置为完全充电电压，同时留下过电压保护充电回路。
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