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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
7012417 Voltage regulator with stress mode Mar. 14, 2006
7002327 Digital control apparatus for a switching DC-DC converter Feb. 21, 2006
7000128 Method and apparatus for reducing capacitive load-related power loss by gate charge adjustment Feb. 14, 2006
6992469 Digital voltage regulator for DC/DC converters Jan. 31, 2006
6989660 Circuit arrangement for voltage regulation Jan. 24, 2006
6987380 Time-based current control in switching regulators Jan. 17, 2006
6984963 Device for the correction of the power factor in power supply units with forced switching operating in transition mode Jan. 10, 2006
6979981 DC-DC converter control circuit and DC-DC converter Dec. 27, 2005
6977488 DC-DC converter Dec. 20, 2005
6977830 Power supply apparatus Dec. 20, 2005
RE38906 Current mode DC/DC converter with controlled output impedance Dec. 6, 2005
6972546 Power system Dec. 6, 2005
6972974 Compensator to achieve constant bandwidth in a switching regulator Dec. 6, 2005
6969981 Voltage regulator power management apparatus Nov. 29, 2005
6965221 Controller for DC to DC converter Nov. 15, 2005
6960906 Switching power supply Nov. 1, 2005
RE38846 Multi-phase converter with balanced currents Oct. 25, 2005
6958920 Switching power converter and method of controlling output voltage thereof using predictive sensing of magnetic flux Oct. 25, 2005
6954054 Total feed forward switching power supply control Oct. 11, 2005
6954055 Switching device driving apparatus and DC/DC converter incorporating the same Oct. 11, 2005
6954056 Switching power supply unit and controller IC thereof Oct. 11, 2005
6946819 Device for the correction of the power factor in power supply units with forced switching operating in transition mode Sep. 20, 2005
6946824 Power delivery system having a plurality of stages and method for setting power delivery system parameters Sep. 20, 2005
6943535 Multiple-phase DC-DC converter topology Sep. 13, 2005
RE38780 Current mode DC/DC converter with controlled output impedance Aug. 23, 2005
6933710 Soft start techniques for control loops that regulate DC/DC converters Aug. 23, 2005
6922040 PWM switching regulator with current and voltage feedback Jul. 26, 2005
6922041 Apparatus for and method of adjusting a switching regulator output for a circuit having a pre-charge voltage Jul. 26, 2005
6922044 Synchronization of multiphase synthetic ripple voltage regulator Jul. 26, 2005
6919714 Circuit for conditioning a supply at the maximum power point Jul. 19, 2005
6919715 Methods to control the droop when powering dual mode processors and associated circuits Jul. 19, 2005
6911808 Power supply apparatus having a reference voltage register and method of controlling Jun. 28, 2005
6912411 External power supply control system for cellular phone Jun. 28, 2005
6909268 Current-mode switching regulator Jun. 21, 2005
6894466 Active current sharing circuit May. 17, 2005
6894471 Method of regulating the supply voltage of a load and related voltage regulator May. 17, 2005
6885176 PWM control circuit for the post-adjustment of multi-output switching power supplies Apr. 26, 2005
6880095 Switching power planes of external device interfaces in a computing system in response to connection status Apr. 12, 2005
6876181 Off-line converter with digital control Apr. 5, 2005
6873140 Digital contoller for DC-DC switching converters Mar. 29, 2005
6871289 Slew rate limited reference for a buck converter Mar. 22, 2005
6861830 Method of improving transient noise of a switching DC-to-DC converter with multiple output voltages Mar. 1, 2005
6859022 Timer circuit and battery protection circuit using same Feb. 22, 2005
6856121 Direct voltage/direct voltage converter Feb. 15, 2005
6853173 Programmable dual mode hysteretic power output controller Feb. 8, 2005
6853174 Selective high-side and low-side current sensing in switching power supplies Feb. 8, 2005
6850045 Multi-phase and multi-module power system with a current share bus Feb. 1, 2005
6847195 Auxiliary circuit for power factor corrector having self-power supplying and zero current detection mechanisms Jan. 25, 2005
6844710 Controller for DC to DC converter Jan. 18, 2005
6844739 Maximum power point tracking method and device Jan. 18, 2005

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