Featured patents

Control Circuit for Reducing Touch Current of a Power Converter and Operation Method Thereof
US 08854018 B2, Oct. 7, 2014, Using converter, Chen-Lun Yang et al. / Leadtrend Technology Corp. (Science-Based Industrial Park, Hsin-Chu, TW)
A control circuit for reducing touch current of a power converter, wherein…

Voltage Conversion Apparatus and Electrical Load Driving Apparatus
US 08829870 B2, Sept. 9, 2014, Switched, Shigeki Yamamoto et al. / Toyota Jidosha Kabushiki Kaisha (Toyota, JP)
A voltage conversion apparatus having a first loop circuit and a second loop…

Method of Forming a Semiconductor Device and Structure Thereof
US 08860397 B2, Oct. 14, 2014, Phase controlled switching using electronic tube or a three or more terminal semiconductive device, Jean-Paul Louvel / Semiconductor Components Industries, LLC (Phoenix, US)
A power controller circuit configured to control a power switch that provides…

System and Method for Providing Adaptive Dead Times
US 08749209 B2, June 10, 2014, With additional series regulator, Martin Feldtkeller / Infineon Technologies Austria AG (Villach, AT)
A method for adaptively controlling a dead time in a half bridge circuit having…

Multilevel Converter as Reactive Power Compensator Having Active
US 08653799 B2, Feb. 18, 2014, Using converter, Wolfgang Hörger et al. / Siemens Aktiengesellschaft (Munich, DE)
An operating method for a multilevel converter which has a number of converter…

Low Power Consumption Start-Up Circuit With Dynamic Switching
US 08581568 B2, Nov. 12, 2013, To derive a voltage reference, Enzhu Liang et al. / iWatt Inc. (Campbell, US)
A method for turning on or off an integrated circuit device, comprising:…

Power Conversion Apparatus
US 08587279 B2, Nov. 19, 2013, Switched, Atsushi Kobayashi et al. / DENSO CORPORATION (Kariya, JP)
A power conversion apparatus for supplying electric power of a DC power source…

Integrated Circuit Device for Switching Regulator Having the Same Clock Frequency as the Switching Frequency
US 08587282 B2, Nov. 19, 2013, Digitally controlled, Hiroyuki Ooba / Renesas Electronics Corporation (Kawasaki-shi, Kanagawa, JP)
An integrated circuit device for a switching regulator, comprising:…

Self-Excited Reactive Power Compensation Apparatus
US 08552696 B2, Oct. 8, 2013, Using converter, Naoki Morishima et al. / Toshiba Mitsubishi-Electric Industrial Systems Corporation (Tokyo, JP)
A self-excited reactive power compensation apparatus, comprising:…

Integrated Circuits for Converting a High Voltage Level to a Low Voltage Level
US 08519684 B2, Aug. 27, 2013, Switched, Alan Roth et al. / Taiwan Semiconductor Manufacturing Company, Ltd. TW
An integrated circuit for converting a high voltage level to a low voltage level…

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