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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:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
7135844 Control circuit for DC/DC converter Nov. 14, 2006
7135840 DC/DC converter circuit and method for DC/DC conversion Nov. 14, 2006
7133300 Over-voltage protection circuit for power converter Nov. 7, 2006
7132820 Synthetic ripple regulator Nov. 7, 2006
7129685 DC/DC converter control system Oct. 31, 2006
7129680 Voltage step-up and step-down DC/DC converter Oct. 31, 2006
7126318 Higher order slope compensation for fixed frequency current mode switching regulators Oct. 24, 2006
7122995 Multi-phase DC-DC converter and control circuit for multi-phase DC-DC converter Oct. 17, 2006
7116239 Current sense components failure detection in a multi-phase power system Oct. 3, 2006
7116090 Switching control circuit for discontinuous mode PFC converters Oct. 3, 2006
7116089 Constant-peak-current minimum-off-time pulse frequency modulator for switching regulators Oct. 3, 2006
7109695 Adaptive digital voltage regulator with same-cycle feedback Sep. 19, 2006
7106031 Electric power supply apparatus having input switching circuit Sep. 12, 2006
7106037 Switching-type constant current power supply device Sep. 12, 2006
7106039 Closed loop direct current to direct current converter that does not require voltage reference Sep. 12, 2006
7102334 Method and apparatus for electronic power control Sep. 5, 2006
7102338 Multi-sense voltage regulator Sep. 5, 2006
7102341 Apparatus for controlling a power factor correction converter device Sep. 5, 2006
7098631 Method and control circuit for power factor correction Aug. 29, 2006
7098632 Controller in a voltage mode buck converter for implementing a mode-switch function and an over-current protection by a multifunction pin and method thereof Aug. 29, 2006
7098641 Adaptive digital voltage regulator Aug. 29, 2006
7098642 Controller for DC to DC converter Aug. 29, 2006
7095218 Current detecting method and device for a DC-DC converter Aug. 22, 2006
7091739 System and method for detecting an operational fault condition in a power supply Aug. 15, 2006
7092265 Switching power converter controller Aug. 15, 2006
7088081 High frequency partial boost power factor correction control circuit and method Aug. 8, 2006
7084612 High efficiency linear regulator Aug. 1, 2006
7071664 Programmable voltage regulator configurable for double power density and reverse blocking Jul. 4, 2006
7071665 Method of reducing a ripple of a heavy loading pulse frequency modulated voltage regulator Jul. 4, 2006
7068022 Method and apparatus for a switch mode power supply that generates a high pulse width modulation gain while maintaining low noise sensitivity Jun. 27, 2006
7068023 Switching power supply circuit and overcurrent protection method for the switching power supply circuit Jun. 27, 2006
7064527 Transition mode operating device for the correction of the power factor in switching power supply units Jun. 20, 2006
7064528 Droop amplifier circuit Jun. 20, 2006
7061216 Static electric power converter for modulating electric power exchanged between at least a voltage source and a current source Jun. 13, 2006
7057381 Power supply controller and method Jun. 6, 2006
7053595 Compensation circuit for output voltage correction due to propagation delays in hysteretic control loops May. 30, 2006
7049794 Method for reducing the cost of voltage regulation circuitry in switch mode power supplies May. 23, 2006
7049801 Adaptive dual-slope frequency controller for adjusting power conversion May. 23, 2006
7042203 DC-DC converter May. 9, 2006
7038430 Power control circuit May. 2, 2006
7038436 Switching type dc-dc converter for generating a constant output voltage May. 2, 2006
7038438 Controller for a power converter and a method of controlling a switch thereof May. 2, 2006
7038439 Off-line converter with digital control May. 2, 2006
7034513 Power supply having efficient low power standby mode Apr. 25, 2006
7035118 Control means for a transistor switch circuit Apr. 25, 2006
7026801 Guaranteed bootstrap hold-up circuit for buck high side switch Apr. 11, 2006
7023183 Power supply with capacitive mains isolation Apr. 4, 2006
7019506 Charge-based switching power converter controller Mar. 28, 2006
7015682 Control of a power factor corrected switching power supply Mar. 21, 2006
7012413 Controller for a power factor corrector and method of regulating the power factor corrector Mar. 14, 2006

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