Featured patents

Reference Current Source Circuit and System
US 08836314 B2, Sept. 16, 2014, Including parallel paths, Guojun Zhu / IPGoal Microelectronics (Sichuan) Co., Ltd. (Chengdu, Sichuan Province, CN
A reference current source circuit comprising a reference voltage generating…

Power Controller With Smooth Transition to Pulse Skipping
US 08823353 B2, Sept. 2, 2014, With ramp generator or controlled capacitor charging, Mingming Mao et al. / Power Integrations, Inc. (San Jose, US)
A power converter control circuit comprising:…

Switching Power Supply Having Separate AC and DC Current Sensing Paths
US 08823352 B2, Sept. 2, 2014, Including filter sensing, Jindong Zhang / Linear Technology Corporation (Milpitas, US)
A switching power supply comprising:…

Constant Output Reference Voltage Circuit
US 08791686 B2, July 29, 2014, Including parallel paths, Taro Yamasaki et al. / Seiko Instruments Inc. (Chiba, JP)
A voltage reference circuit comprising: a first MOS transistor including a source…

Multiphase Power Converter
US 08754619 B1, June 17, 2014, Parallel connected, Jeff L. Vollin et al. / Raytheon Company (Waltham, US)
A multiphase power converter device comprising:…

Comparator, Control Circuit of Switching Regulator Using the Same, Switching Regulator, and Electronic Equipment
US 08766616 B2, July 1, 2014, With threshold detection, Manabu Oyama / Rohm Co., Ltd. JP
A control circuit of a buck-type switching regulator having a switching…

Low Dropout Regulator
US 08692528 B2, April 8, 2014, Switched, Chua-Chin Wang et al. / Acer Incorporated (Taipei County, TW)
A low dropout regulator, comprising:…

Power-Supply Control Apparatus and Power-Supply Control Method
US 08674676 B2, March 18, 2014, Input Level Responsive, Kensuke Ishida et al. / Fujitsu Limited (Kawasaki, JP)
A power-supply control apparatus comprising:…

Active Power Switch Topology for Switching Regulators
US 08513930 B2, Aug. 20, 2013, Switched, Hua Beng Chan et al. / Broadcom Corporation (Irvine, US)
A switching regulator for providing a regulated output voltage…

Maximum Power Point Tracking Converter
US 08508202 B2, Aug. 13, 2013, Switched, Sungchun Cho / Samsung SDI Co., Ltd. (Giheung-gu, Yongin-si, Gyeonggi-do, KR)
A maximum power point tracking (MPPT) converter of a renewable energy storage…

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