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    • 1. 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。
    • 2. 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。
    • 4. 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。
    • 5. 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。
    • 6. 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。
    • 8. 发明授权
    • RF generator with reduced size and weight
    • 射频发生器,体积小,重量轻
    • US07259623B2
    • 2007-08-21
    • US11140404
    • 2005-05-27
    • Charles Coleman
    • Charles Coleman
    • H03F3/217
    • H01L23/473H01L2924/0002H01L2924/3011H02M7/5387H05K7/20927H01L2924/00
    • A radio frequency (RF) generator comprises a first half bridge including first and second power transistors; a second half bridge including first and second power transistors; an output node coupling the first and second half bridges and RF signals to a load; positive and negative rails coupled to a power source; a first blocking capacitor provided between the positive rail and the load; a second blocking capacitor provided between the negative rail and the load; and an offline rectification circuit configured receive an alternating current (AC) from an AC power source and output a direct current (DC) to the first and second bridges, wherein the first and second blocking capacitors are configured to isolate the load from the AC power source.
    • 射频(RF)发生器包括包括第一和第二功率晶体管的第一半桥; 包括第一和第二功率晶体管的第二半桥; 将第一和第二半桥和RF信号耦合到负载的输出节点; 耦合到电源的正极和负极; 设置在正轨和负载之间的第一隔离电容器; 设置在负轨和负载之间的第二隔离电容器; 并且离线整流电路配置为从AC电源接收交流电(AC)并将直流(DC)输出到第一和第二桥,其中第一和第二阻塞电容器被配置为将负载与AC电力隔离 资源。
    • 10. 发明授权
    • Heatsink for power devices
    • 散热器用于电源设备
    • US07243706B2
    • 2007-07-17
    • US11140585
    • 2005-05-26
    • Charles Coleman
    • Charles Coleman
    • F28F7/02
    • H01L23/473H01L2924/0002H01L2924/3011H02M7/5387H05K7/20927H01L2924/00
    • A heatsink for a power device comprises an upper conductive plate providing a first surface; a lower conductive plate providing a second surface; a middle conductive plate provided between the upper and lower plates, the middle plate having a hollow portion and a solid portion, the hollow portion defining an area to receive coolant, wherein the power device is provided on the first or second surface, so that heat generated by the power device can be transferred to the coolant. The heatsink further comprises an input port coupled to the hollow portion of the middle plate to provide the coolant into the hollow portion; and an output port coupled to the hollow portion of the middle plate to remove the coolant from the hollow portion.
    • 用于功率器件的散热器包括提供第一表面的上导电板; 提供第二表面的下导电板; 设置在所述上​​板和下板之间的中间导电板,所述中板具有中空部分和实心部分,所述中空部分限定用于接收冷却剂的区域,其中所述动力装置设置在所述第一表面或所述第二表面上, 由功率器件产生的可以传递到冷却液。 散热器还包括连接到中间板的中空部分的输入端口,以将冷却剂提供到中空部分中; 以及输出端口,其耦合到中间板的中空部分以从中空部分移除冷却剂。