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    • 2. 发明授权
    • Method and apparatus for handling a charging state in a mobile electronic device
    • 用于处理移动电子设备中的充电状态的方法和装置
    • US07663338B2
    • 2010-02-16
    • US11026443
    • 2004-12-30
    • Martin G. A. GuthrieDusan VeselicAlexei SkarineMichael F. Habicher
    • Martin G. A. GuthrieDusan VeselicAlexei SkarineMichael F. Habicher
    • H02J7/00F21L4/00H04N5/225H01M2/10H04B1/38
    • G06F1/266G06F1/263H02J7/0052H02J2007/0062
    • In accordance with the teachings described herein, a method and apparatus for handling a charging state in a mobile electronic device is provided. A universal serial bus (USB) interface may be used for connecting the mobile device to a USB host. A processing device may be used to execute programs and to control operation of the mobile device. The processing device may be operable to receive an enumeration acknowledgement signal from the USB host via the USB interface and generate an enable signal upon receiving the enumeration acknowledgement signal. A rechargeable battery may be used to power the processing device. A battery charger may be used to receive a USB bus voltage from the USB interface and use the USB bus voltage to power the processing device and to charge the rechargeable battery. The battery charger may be further operable to receive a charge enable signal that enables and disables the battery charger from powering the processing device and charging the rechargeable battery. A timing circuit may be used to detect the USB bus voltage and to measure the passage of a pre-determined amount of time upon detecting the USB bus voltage. A battery charger enabling circuit may be used to generate the charge enable signal to control the battery charger, the battery charger enabling the battery charger if the timer has measured the passage of the pre-determined amount of time or the enable signal is received from the processing device.
    • 根据本文所述的教导,提供了一种用于在移动电子设备中处理充电状态的方法和装置。 通用串行总线(USB)接口可用于将移动设备连接到USB主机。 处理装置可以用于执行程序并且控制移动装置的操作。 处理设备可以操作以经由USB接口从USB主机接收枚举确认信号,并且在接收到枚举确认信号时产生使能信号。 可以使用可充电电池为处理装置供电。 可以使用电池充电器从USB接口接收USB总线电压,并使用USB总线电压为处理设备供电并为可充电电池充电。 电池充电器可以进一步操作以接收充电使能信号,该充电使能信号使能和禁用电池充电器为处理装置供电并对可再充电电池充电。 可以使用定时电路来检测USB总线电压并且在检测到USB总线电压时测量预定量的时间的通过。 可以使用电池充电器使能电路来产生充电使能信号以控制电池充电器,如果定时器已经测量了预定时间量的通过或者从 处理装置。
    • 5. 发明授权
    • Circuit and method of operation for an adaptive charge rate power supply
    • 自适应充电电源的电路和操作方法
    • US06833686B2
    • 2004-12-21
    • US10372446
    • 2003-02-21
    • Dusan VeselicMichael F. HabicherJacek S. IdzikJonathan T. Malton
    • Dusan VeselicMichael F. HabicherJacek S. IdzikJonathan T. Malton
    • H01M1044
    • G06F1/266H02J7/0055H02J7/0073H02J7/008H02J7/0093
    • A convenient source of charging power for portable communication devices is an integral power node of a computer data bus, such as a USB (universal serial bus) port. Unfortunately, USB ports have limited power capacity, making them generally incompatible with battery charge controllers (BCCs) which are designed to receive a steady, high capacity input. The invention provides a battery charging circuit which adjusts to the parameters of an external power supply such as a USB port by adding a regulating circuit to a standard BCC design. This regulating circuit maximizes the current drawn by the BCC, while keeping the voltage to the BCC above a preset minimum (the low voltage shut off level for the BCC). If the voltage to the BCC begins to drop, the regulating circuit reduces the current drawn, so the voltage rises and stays within the operating range of the BCC.
    • 用于便携式通信设备的方便的充电电源是计算机数据总线(例如USB(通用串行总线)端口)的整体功率节点。 不幸的是,USB端口的功率容量有限,使得它们通常与设计用于接收稳定,高容量输入的电池充电控制器(BCC)不兼容。 本发明提供一种电池充电电路,其通过向标准BCC设计添加调节电路来调节诸如USB端口的外部电源的参数。 该调节电路使BCC吸收的电流最大化,同时保持BCC的电压高于预设的最小值(BCC的低电压关断电平)。 如果BCC的电压开始下降,则调节电路减小了电流消耗,因此电压升高并停留在BCC的工作范围内。
    • 8. 发明授权
    • Method and apparatus for controlling a charging state in a mobile electronic device
    • 用于控制移动电子设备中的充电状态的方法和装置
    • US07679316B2
    • 2010-03-16
    • US11026590
    • 2004-12-30
    • Martin G. A. GuthrieDusan VeselicAlexei SkarineMichael F. Habicher
    • Martin G. A. GuthrieDusan VeselicAlexei SkarineMichael F. Habicher
    • H02J7/00
    • G06F1/266G06F1/263G06F13/385H02J7/0054H02J7/0068
    • In accordance with the teachings described herein, a method and apparatus for handling a charging state in a mobile device is provided. A universal serial bus (USB) interface may be used for connecting the mobile device to a USB host. A processing device may be used to execute programs and to control operation of the mobile device, the processing device may be further operable to receive an enumeration acknowledgement signal from the USB host via the USB interface. A rechargeable battery may be used for powering the processing device. A voltage regulator may be coupled to the USB interface and operable to receive a USB bus voltage from the USB interface and use the USB bus voltage to power the processing device. A timing circuitry may be used to disable the voltage regulator from powering the processing device after a pre-determined amount of time has expired, the timing circuitry being operable to measure the passage of the pre-determined amount of time upon detecting the USB bus voltage. A battery charger may be used to receive the USB bus voltage from the USB interface and use the USB bus voltage to power the processing device and to charge the rechargeable battery. The processing device may enable the battery charger to power the processing device and to charge the rechargeable battery when the enumeration acknowledgement signal is received from the USB host.
    • 根据本文所述的教导,提供了一种用于在移动设备中处理充电状态的方法和装置。 通用串行总线(USB)接口可用于将移动设备连接到USB主机。 处理设备可以用于执行程序并控制移动设备的操作,处理设备还可以用于经由USB接口从USB主机接收枚举确认信号。 可以使用可充电电池为处理装置供电。 电压调节器可以耦合到USB接口并且可操作以从USB接口接收USB总线电压,并且使用USB总线电压为处理设备供电。 可以使用定时电路来在预定量的时间期满之后禁止电压调节器对处理装置供电,定时电路可操作以在检测到USB总线电压时测量预定时间量的通过 。 可以使用电池充电器从USB接口接收USB总线电压,并使用USB总线电压为处理设备供电并为可充电电池充电。 当从USB主机接收到枚举确认信号时,处理装置可以使得电池充电器为处理装置供电并对可再充电电池充电。
    • 9. 发明授权
    • Circuit and method of operation for an adaptive charge rate power supply
    • 自适应充电电源的电路和操作方法
    • US07034503B2
    • 2006-04-25
    • US10965331
    • 2004-10-14
    • Dusan VeselicMichael F. HabicherJacek S. IdzikJonathan T. Malton
    • Dusan VeselicMichael F. HabicherJacek S. IdzikJonathan T. Malton
    • H01M10/46
    • G06F1/266H02J7/0055H02J7/0073H02J7/008H02J7/0093
    • A convenient source of charging power for portable communication devices is an integral power node of a computer data bus, such as a USB (universal serial bus) port. Unfortunately, USB ports have limited power capacity, making them generally incompatible with battery charge controllers (BCCs) which are designed to receive a steady, high capacity input. The invention provides a battery charging circuit which adjusts to the parameters of an external power supply such as a USB port by adding a regulating circuit to a standard BCC design. This regulating circuit maximizes the current drawn by the BCC, while keeping the voltage to the BCC above a preset minimum (the low voltage shut off level for the BCC). If the voltage to the BCC begins to drop, the regulating circuit reduces the current drawn, so the voltage rises and stays within the operating range of the BCC.
    • 用于便携式通信设备的方便的充电电源是计算机数据总线(例如USB(通用串行总线)端口)的整体功率节点。 不幸的是,USB端口的功率容量有限,使得它们通常与设计用于接收稳定,高容量输入的电池充电控制器(BCC)不兼容。 本发明提供一种电池充电电路,其通过向标准BCC设计添加调节电路来调节诸如USB端口的外部电源的参数。 该调节电路使BCC吸收的电流最大化,同时保持BCC的电压高于预设的最小值(BCC的低电压关断电平)。 如果BCC的电压开始下降,则调节电路减小了电流消耗,因此电压升高并停留在BCC的工作范围内。