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Class Information
Number: 323/285
Name: Electricity: power supply or regulation systems > Output level responsive > Using a three or more terminal semiconductive device as the final control device > Switched (e.g., switching regulators) > With plural condition sensing
Description: Subject matter including means for sensing a condition of the system or its load, such means being in addition to the means responsive to deviation in the output of the system.

Sub-classes under this class:

Class Number Class Name Patents
323/286 Including filter sensing 182

Patents under this class:

Patent Number Title Of Patent Date Issued
8525494 Power supply controller with an input voltage compensation circuit Sep. 3, 2013
8519776 Power converting apparatus and method of sensing output current thereof Aug. 27, 2013
8519691 Current limiting for DC-DC converters Aug. 27, 2013
8513935 Combinations of current feedback for frequency compensation, overload detection, and super overload detection in switching power converters Aug. 20, 2013
8513933 DC-DC converter with low side switch control Aug. 20, 2013
8508963 Step-down switching regulator capable of providing high-speed response with compact structure Aug. 13, 2013
8508209 Switching regulator and control circuit thereof and input voltage detection method therefor Aug. 13, 2013
8508208 Buck-boost regulator with converter bypass function Aug. 13, 2013
8508202 Maximum power point tracking converter Aug. 13, 2013
8508198 Power supply conversion circuit of multi-phase power supply Aug. 13, 2013
8508195 PFC converter using a predetermined value that varies in synchronization with a phase of the input voltage Aug. 13, 2013
8502515 Multiphase DC-DC converting circuit and control circuit thereof Aug. 6, 2013
8502512 DC power converting circuit and method thereof Aug. 6, 2013
8502510 Switching mode power supply with predicted PWM control Aug. 6, 2013
8502509 Power conversion system and power control method for reducing cross regulation effect Aug. 6, 2013
8497669 Output voltage controller, electronic device, and output voltage control method Jul. 30, 2013
8497666 Semiconductor device and power source device Jul. 30, 2013
8493754 Method of and apparatus for power factor correction in a power supply Jul. 23, 2013
8493049 Converter with crossover frequency responsive to switching frequency Jul. 23, 2013
8493042 Switching regulator Jul. 23, 2013
8488353 Control integrated circuit with combined output and input Jul. 16, 2013
8487602 Switch driving circuit and driving method thereof Jul. 16, 2013
8487598 DC-DC converter with unity-gain feedback amplifier driving bias transistor Jul. 16, 2013
8482272 DC-DC converter Jul. 9, 2013
8482271 Switching power supply with inductor current detection storage Jul. 9, 2013
8482270 Reverse current comparator for switching regulators Jul. 9, 2013
8476890 Circuits and methods for controlling a switching regulator based on a derived input current Jul. 2, 2013
8476887 DC to DC converter with pseudo constant switching frequency Jul. 2, 2013
8476886 Differential hysteretic DC-DC converter Jul. 2, 2013
8476885 Monolithic group III-V power converter Jul. 2, 2013
8476884 Method for controlling a multiphase interleaving converter and corresponding controller Jul. 2, 2013
8476881 Power control device, power supply device, and power control method Jul. 2, 2013
8476880 System and method for reducing output voltage of a power regulator under light load Jul. 2, 2013
8471542 Adaptive gate drive power control systems and methods Jun. 25, 2013
8471536 Switch controller for switching power supply and method thereof Jun. 25, 2013
8456096 Thermally controlled driver/switching regulator, and methods of controlling and/or regulating a driver and/or switching regulator Jun. 4, 2013
8450989 Tracking current through switching devices May. 28, 2013
8450988 Systems and methods for controlling inductive energy in DC-DC converters May. 28, 2013
8450946 Zone addressing circuit for an electronic ballast May. 28, 2013
8446137 Switching voltage regulator and related feed-forward control method May. 21, 2013
8446136 Pseudo fixed frequency switch-mode DC/DC voltage regulator control method May. 21, 2013
8446132 Methods and apparatuses for electrical pulse energy capture May. 21, 2013
8441244 Control system for switching DC-DC converters May. 14, 2013
8441238 Zero current detecting circuit and related synchronous switching power converter May. 14, 2013
8436761 Analog-to-digital converter digitally controlled according to analog input signal and feedback signal May. 7, 2013
8436601 DC-DC converter with automatic inductor detection for efficiency optimization May. 7, 2013
8432713 System and method for reducing an input current ripple in a boost converter Apr. 30, 2013
8432140 Dual mode boost regulator Apr. 30, 2013
8432139 DC-DC converter Apr. 30, 2013
8432113 Brushless fan motor control circuit assembly Apr. 30, 2013

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