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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:
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Patent Number Title Of Patent Date Issued
7852059 Power supply device Dec. 14, 2010
7847531 DC/DC converter with adaptive drive voltage supply Dec. 7, 2010
7843255 Charge pump regulator and circuit structure Nov. 30, 2010
7843179 Control circuit for synchronous rectifier-type DC-DC converter, synchronous rectifier-type DC-DC converter and control method thereof Nov. 30, 2010
7839126 Signal converting apparatus and signal conversion method providing adjusted error signal with modified swing range Nov. 23, 2010
7834608 Feed-forward compensation for a hysteretic switching regulator Nov. 16, 2010
7834603 Circuit combining a switching regulator and an overvoltage detection circuit Nov. 16, 2010
7834598 Thermally optimized architecture for switching regulators Nov. 16, 2010
7832820 Regulating energy based on delivered energy Nov. 16, 2010
7831401 Power outage detection in a switched mode power supply Nov. 9, 2010
7825646 Step-up converter Nov. 2, 2010
7825645 Switched-mode power supply regulation Nov. 2, 2010
7821237 Power factor correction (PFC) controller and method using a finite state machine to adjust the duty cycle of a PWM control signal Oct. 26, 2010
7816900 Correction circuit for improved load transient response Oct. 19, 2010
7816897 Current limiting circuit Oct. 19, 2010
7812586 One cycle control PFC circuit with dynamic gain modulation Oct. 12, 2010
7808218 Duty-cycle independent current limit for a power regulator Oct. 5, 2010
7804733 System and method for memory phase shedding Sep. 28, 2010
7804285 Control of operation of switching regulator to select PWM control or PFM control based on phase comparison Sep. 28, 2010
7800354 Switching power supply Sep. 21, 2010
7800352 Controller having comp node voltage shift cancellation for improved discontinuous conduction mode (DCM) regulator performance and related methods Sep. 21, 2010
7795849 Synchronous rectification switching regulator, control circuit for synchronous rectification switching regulator, and control method for synchronous rectification switching regulator Sep. 14, 2010
7791327 Voltage converter Sep. 7, 2010
7782038 Soft start circuit with slew rate controller for voltage regulators Aug. 24, 2010
7782024 Switching control circuit Aug. 24, 2010
7777473 DC-DC converter and control circuit for DC-DC converter Aug. 17, 2010
7777472 Current detector circuit and current mode switching regulator Aug. 17, 2010
7777469 Converter having PWM ramp adjustable in discontinuous mode operation Aug. 17, 2010
7772823 Electronic controller with integrating action Aug. 10, 2010
7772811 Power supply configurations and adaptive voltage Aug. 10, 2010
7764054 Voltage regulator with current-mode dual-edge width modulation and non-linear control Jul. 27, 2010
7759923 Current sensing in a buck-boost switching regulator using integrally embedded PMOS devices Jul. 20, 2010
7759922 Method and apparatus to provide temporary peak power from a switching regulator Jul. 20, 2010
7759911 Switching regulator with reverse current detecting transistor Jul. 20, 2010
7755874 Switching control circuit and self excited DC-DC converter Jul. 13, 2010
7755342 Multi-mode switching control circuit and method for improving light load efficiency in switching power supplies Jul. 13, 2010
7755330 Methods and systems for controlling an AC adapter and battery charger in a closed loop configuration Jul. 13, 2010
7750617 Switching regulator and electronic device therewith Jul. 6, 2010
7750616 Buck converter LED driver circuit Jul. 6, 2010
7750612 Voltage-pulse converting circuit and charge control system Jul. 6, 2010
7741825 Power supply circuit with temperature-dependent drive signal Jun. 22, 2010
7741820 Switching voltage regulator pulse width modulation controller and method Jun. 22, 2010
7737673 Controlling a voltage regulator Jun. 15, 2010
7737669 Hierarchical control for an integrated voltage regulator Jun. 15, 2010
7737668 Buck-boost switching regulator Jun. 15, 2010
7733672 Programmable conduction mode control for switching circuits Jun. 8, 2010
7733116 Method of testing a power supply controller and structure therefor Jun. 8, 2010
7733072 Step-down/step-up DC/DC converter apparatus and method with inductor current threshold value adjusting Jun. 8, 2010
7729144 DC/DC power conversion device Jun. 1, 2010
7728572 Method and apparatus to reduce maximum power from a power supply with transition region regulation Jun. 1, 2010

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