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    • 1. 发明申请
    • BATTERY CHARGE AND DISCHARGE CONTROLLER
    • 电池充电和放电控制器
    • US20100225277A1
    • 2010-09-09
    • US12719204
    • 2010-03-08
    • Sam Seiichiro OchiPierre R. IrissouCharles Coleman
    • Sam Seiichiro OchiPierre R. IrissouCharles Coleman
    • H02J7/00
    • H02J7/0016
    • Methods, systems, and devices are described for described for providing control circuitry for use with battery packs. Embodiments optimize charging and discharging cycles to mitigate overcharging, over-discharging, and/or overheating individual cells in a battery pack. For example, embodiments allow for full discharging of battery packs (i.e., bringing the battery pack and its individual cells closer to their minimum voltages without going below) and full charging of battery packs (i.e., charging each cell of the battery pack closer to their maximum voltages without exceeding). Further, some embodiments include a substantially lossless, bi-directional DC-to-DC converter for facilitating ultra-fast charging of battery packs (e.g., at greater than 10C charge rates) without overheating or overcharging the individual cells of the battery packs.
    • 描述了用于提供用于电池组的控制电路的方法,系统和装置。 实施例优化充电和放电循环以减轻电池组中的单个电池的过充电,过放电和/或过热。 例如,实施例允许电池组的完全放电(即,使电池组及其各个电池更接近其最小电压而不降低电池)和电池组的完全充电(即,将电池组的每个电池更靠近它们 最大电压不超过)。 此外,一些实施例包括基本上无损的双向DC-DC转换器,用于促进电池组的超快速充电(例如,以大于10C的充电速率),而不会使电池组的各个电池过热或过度充电。
    • 4. 发明授权
    • Pulse transformer driver
    • 脉冲变压器驱动器
    • US08345779B2
    • 2013-01-01
    • US12416363
    • 2009-04-01
    • Sam Seiichiro OchiCharles Coleman
    • Sam Seiichiro OchiCharles Coleman
    • H04B3/00
    • H04B5/0093H03K5/1534H03K17/61H03K17/691H04B5/0031
    • Methods, systems, and devices are described for providing a communication system for handling pulse information. Embodiments of the invention provide a pulse shaping unit operable to avoid saturation of the pulse transformer, while being easily incorporated into IC processes. Some embodiments of the pulse shaping unit provide a two-to-three level driver unit for converting a two-level input voltage signal to a three-level driver signal for driving a pulse transformer. Other embodiments of the pulse shaping unit provide components configured to differentially drive a pulse transformer, effectively converting a two-level input voltage signal to a three-level driver signal.
    • 描述了用于提供用于处理脉冲信息的通信系统的方法,系统和设备。 本发明的实施例提供一种脉冲整形单元,其可操作以避免脉冲变压器的饱和,同时易于并入到IC工艺中。 脉冲整形单元的一些实施例提供用于将两电平输入电压信号转换为用于驱动脉冲变压器的三电平驱动器信号的二至三电平驱动器单元。 脉冲整形单元的其他实施例提供了构造成差分驱动脉冲变压器的部件,有效地将两级输入电压信号转换成三电平驱动器信号。
    • 6. 发明申请
    • PULSE TRANSFORMER DRIVER
    • 脉冲变压器驱动器
    • US20090243683A1
    • 2009-10-01
    • US12416363
    • 2009-04-01
    • Sam Seiichiro OchiCharles Coleman
    • Sam Seiichiro OchiCharles Coleman
    • H03K5/1534
    • H04B5/0093H03K5/1534H03K17/61H03K17/691H04B5/0031
    • Methods, systems, and devices are described for providing a communication system for handling pulse information. Embodiments of the invention provide a pulse shaping unit operable to avoid saturation of the pulse transformer, while being easily incorporated into IC processes. Some embodiments of the pulse shaping unit provide a two-to-three level driver unit for converting a two-level input voltage signal to a three-level driver signal for driving a pulse transformer. Other embodiments of the pulse shaping unit provide components configured to differentially drive a pulse transformer, effectively converting a two-level input voltage signal to a three-level driver signal.
    • 描述了用于提供用于处理脉冲信息的通信系统的方法,系统和设备。 本发明的实施例提供一种脉冲整形单元,其可操作以避免脉冲变压器的饱和,同时易于并入到IC过程中。 脉冲整形单元的一些实施例提供用于将两电平输入电压信号转换为用于驱动脉冲变压器的三电平驱动器信号的二至三电平驱动器单元。 脉冲整形单元的其他实施例提供了构造成差分驱动脉冲变压器的部件,有效地将两级输入电压信号转换成三电平驱动器信号。
    • 7. 发明授权
    • Auto-optimization circuits and methods for cyclical electronic systems
    • 循环电子系统的自动优化电路和方法
    • US08675374B2
    • 2014-03-18
    • US13197596
    • 2011-08-03
    • Charles ColemanSam Seiichiro OchiErnest H. Wittenbreder, Jr.Yeshoda Yedevelly
    • Charles ColemanSam Seiichiro OchiErnest H. Wittenbreder, Jr.Yeshoda Yedevelly
    • H02M3/335
    • H02M3/1582H02M3/158H02M2001/009
    • Methods, systems, and devices are described for an adjustment module that interacts with a parameter detection module to provide a threshold value for initiating switching of a switching module in a cyclical electronic system. Aspects of the present disclosure provide a switching module used in conjunction with an inductor that is coupled with the switching module. The threshold voltage for switching the switching module may be adjusted to provide switching at substantially zero volts while maintaining sufficient energy in the inductor to drive the voltage at a switching element in the switching module to zero volts. Such auto-adjustment circuits may allow for enhanced efficiency in cyclical electronic systems. The output of an up/down counter may be used to set another parameter that effects the performance of the cyclical electronic system in order to enhance the performance of the cyclical electronic system.
    • 描述了用于与参数检测模块交互以提供用于在循环电子系统中启动交换模块的切换的阈值的调整模块的方法,系统和设备。 本公开的方面提供了与与开关模块耦合的电感器一起使用的开关模块。 可以调节用于切换开关模块的阈值电压以提供基本为零伏特的开关,同时在电感器中保持足够的能量以将开关模块中的开关元件处的电压驱动到零伏特。 这种自动调节电路可以允许在循环电子系统中提高效率。 上/下计数器的输出可以用于设置影响周期性电子系统的性能的另一参数,以便增强循环电子系统的性能。
    • 8. 发明申请
    • AUTO-OPTIMIZATION CIRCUITS AND METHODS FOR CYCLICAL ELECTRONIC SYSTEMS
    • 自动优化电路和循环电子系统的方法
    • US20120032728A1
    • 2012-02-09
    • US13197596
    • 2011-08-03
    • Charles ColemanSam Seiichiro OchiErnest H. Wittenbreder, JR.Yeshoda Yedevelly
    • Charles ColemanSam Seiichiro OchiErnest H. Wittenbreder, JR.Yeshoda Yedevelly
    • H03K17/687
    • H02M3/1582H02M3/158H02M2001/009
    • Methods, systems, and devices are described for an adjustment module that interacts with a parameter detection module to provide a threshold value for initiating switching of a switching module in a cyclical electronic system. Aspects of the present disclosure provide a switching module used in conjunction with an inductor that is coupled with the switching module. The threshold voltage for switching the switching module may be adjusted to provide switching at substantially zero volts while maintaining sufficient energy in the inductor to drive the voltage at a switching element in the switching module to zero volts. Such auto-adjustment circuits may allow for enhanced efficiency in cyclical electronic systems. The output of an up/down counter may be used to set another parameter that effects the performance of the cyclical electronic system in order to enhance the performance of the cyclical electronic system.
    • 描述了用于与参数检测模块交互以提供用于在循环电子系统中启动交换模块的切换的阈值的调整模块的方法,系统和设备。 本公开的方面提供了与与开关模块耦合的电感器一起使用的开关模块。 可以调节用于切换开关模块的阈值电压以提供基本为零伏特的开关,同时在电感器中保持足够的能量以将开关模块中的开关元件处的电压驱动到零伏特。 这种自动调节电路可以允许在循环电子系统中提高效率。 上/下计数器的输出可以用于设置影响周期性电子系统的性能的另一参数,以便增强循环电子系统的性能。
    • 10. 发明授权
    • Gate driver for power device
    • 电源设备的门驱动器
    • US06832356B1
    • 2004-12-14
    • US10136850
    • 2002-04-30
    • Sam Seiichiro Ochi
    • Sam Seiichiro Ochi
    • G06F1750
    • H03K17/0822
    • A power module includes a power semiconductor device having a first terminal, a second terminal, and a third terminal. The second terminal is a control terminal to regulate flow of electricity between the first and third terminals. A gate driver has an output node coupled to the second terminal of the power device. The gate driver is configured to output a first conductive state, a second conductive state, and a third conductive state. A pull-down resistor has a first end and a second end. The first end of the pull-down resistor is coupled to the output of the gate driver.
    • 功率模块包括具有第一端子,第二端子和第三端子的功率半导体器件。 第二端子是用于调节第一和第三端子之间的电流的控制端子。 栅极驱动器具有耦合到功率器件的第二端子的输出节点。 栅极驱动器被配置为输出第一导通状态,第二导通状态和第三导通状态。 下拉电阻器具有第一端和第二端。 下拉电阻的第一端耦合到栅极驱动器的输出端。