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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
8614567 Voltage regulator structures and methods with bootstrapped bias capacitor Dec. 24, 2013
8610420 Switched and smart switched tracking power supply Dec. 17, 2013
8604770 Load drive device for expanding range of output power Dec. 10, 2013
8604767 Boundary conduction mode switching regulator and driver circuit and control method thereof Dec. 10, 2013
8604765 Resistance simulation and common mode rejection for digital source-measure units Dec. 10, 2013
8599590 Detecting device for the midpoint voltage of a transistor half bridge circuit Dec. 3, 2013
8598860 Transient recovery circuit for switching devices Dec. 3, 2013
8598858 Predictive control system Dec. 3, 2013
8598856 Power supply switching and discontinuous power supply mode Dec. 3, 2013
8593843 Electric power conversion device capable of suppressing electric oscillations Nov. 26, 2013
8593127 Method and apparatus to reduce line current harmonics from a power supply Nov. 26, 2013
8593126 Power supply device, control circuit, electronic device and control method for power supply Nov. 26, 2013
8593125 Buck DC-DC converter with dual feedback control Nov. 26, 2013
8593117 Delay compensation systems and methods for DC to DC converters Nov. 26, 2013
8587284 Method and apparatus to limit output power in a switching power supply Nov. 19, 2013
8587275 Instantaneous average current measurement method Nov. 19, 2013
8587274 Feedback control of a DC/DC power converter Nov. 19, 2013
8587265 Control circuit for DC-DC converter, DC-DC converter, and method for controlling DC-DC converter Nov. 19, 2013
8587249 Power unit for electric vehicle Nov. 19, 2013
RE44587 DC/DC converter with adaptive drive voltage supply Nov. 12, 2013
8581567 Controlling switching regulator under light load conditions Nov. 12, 2013
8581562 SIDO power converter and driving method thereof Nov. 12, 2013
8581515 Light emitting diode driver Nov. 12, 2013
8575909 Synchronously sampled single bit switch mode power supply Nov. 5, 2013
8575883 Power unit for electric vehicle Nov. 5, 2013
8575864 Circuits and methods for driving light sources Nov. 5, 2013
8570020 Frequency control circuit and method for a non-constant frequency voltage regulator Oct. 29, 2013
8570017 Voltage limiter and protection of a photovoltaic module Oct. 29, 2013
8564273 Analog current limit adjustment for linear and switching regulators Oct. 22, 2013
8564271 Method and means to implement a current follower operation of a buck mode, switching power supply Oct. 22, 2013
8564270 On-time compensation for switching power converters Oct. 22, 2013
8564269 Systems and methods for scaling a signal in a power factor correction circuit Oct. 22, 2013
8564267 Multi-mode parameter analyzer for power supplies Oct. 22, 2013
8564261 Power converting apparatus, grid interconnection apparatus and grid interconnection system Oct. 22, 2013
8558529 Control circuit for synchronous rectification type step-down switching regulator Oct. 15, 2013
8558523 System and method of intermittent diode braking for multiple phase voltage regulator Oct. 15, 2013
8552706 Stability methods and structures for current-mode DC-DC voltage converters Oct. 8, 2013
8552705 Lower power controller for DC to DC converters Oct. 8, 2013
8552704 Current share compensation design Oct. 8, 2013
8547078 Methods for light load efficiency improvement of a buck boost voltage regulator Oct. 1, 2013
8547076 Multiphase control systems and associated methods Oct. 1, 2013
8541996 Power control device, power supply device, and power control method Sep. 24, 2013
8541993 DC-DC converters operable in a discontinuous switching mode Sep. 24, 2013
8536850 High side controller capable of sensing input voltage and ouput voltage of a power conversion circuit Sep. 17, 2013
8536849 Systems and methods for DC to DC conversion with peak and valley current detection control Sep. 17, 2013
8536841 PWM control circuit of a converter and the control method thereof Sep. 17, 2013
8531167 Circuit Sep. 10, 2013
8531163 Switching power supply device, integrated circuit, and switching power supply device operation condition setting method Sep. 10, 2013
8525504 Switching power supply and related control method Sep. 3, 2013
8525497 Using offset cancellation circuit to mitigate beat-frequency oscillation of phase currents in a multiphase interleaved voltage regulator Sep. 3, 2013











 
 
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