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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626372 |
Control circuit for multi-phase, multi-channels PFC converter with variable switching frequency |
Dec. 1, 2009 |
| 7619908 |
Prognostic health monitoring in switch-mode power supplies with voltage regulation |
Nov. 17, 2009 |
| 7615974 |
High dimming ratio LED drive circuit |
Nov. 10, 2009 |
| 7616464 |
Reverse current control system for a power converter |
Nov. 10, 2009 |
| 7615982 |
Power converter able to rapidly respond to fast changes in load current |
Nov. 10, 2009 |
| 7615981 |
Boost converter with enhanced control capabilities of emulating an inductor current |
Nov. 10, 2009 |
| 7615983 |
High frequency power device for protecting an amplifying element therein |
Nov. 10, 2009 |
| 7612550 |
Dropper type regulator |
Nov. 3, 2009 |
| 7609043 |
Power array system and method |
Oct. 27, 2009 |
| 7605576 |
Switching power supply device |
Oct. 20, 2009 |
| 7605575 |
Voltage-supply circuit and method for providing a circuit with a supply voltage |
Oct. 20, 2009 |
| 7602167 |
Reconfigurable topology for switching and linear voltage regulators |
Oct. 13, 2009 |
| 7598715 |
Apparatus and method for reverse current correction for a switching regulator |
Oct. 6, 2009 |
| 7598718 |
Controller for DC to DC converter |
Oct. 6, 2009 |
| 7595622 |
System and method for providing a sample and hold circuit for maintaining an output voltage of a constant current source circuit when a feedback loop is disconnected |
Sep. 29, 2009 |
| 7595621 |
DC-DC converter control circuit and DC-DC converter control method |
Sep. 29, 2009 |
| 7592792 |
Power supply |
Sep. 22, 2009 |
| 7592793 |
Voltage regulator providing power from AC power source |
Sep. 22, 2009 |
| 7589510 |
Voltage regulator having variable threshold voltage switch |
Sep. 15, 2009 |
| 7589511 |
DC-DC voltage converter |
Sep. 15, 2009 |
| 7589985 |
Switching Regulator |
Sep. 15, 2009 |
| 7583066 |
Method of operating a DC/DC up/down converter |
Sep. 1, 2009 |
| 7583068 |
Method for driving voltage-controlled devices or current-controlled devices |
Sep. 1, 2009 |
| 7583069 |
Booster |
Sep. 1, 2009 |
| 7580805 |
Programmable calibration circuit for power supply current sensing and droop loss compensation |
Aug. 25, 2009 |
| 7579819 |
Apparatus and method for flywheel current injection for a regulator |
Aug. 25, 2009 |
| 7576531 |
Switching regulator and electronic device therewith |
Aug. 18, 2009 |
| 7576530 |
Switching regulator capable of efficient control at control mode change |
Aug. 18, 2009 |
| 7576529 |
Step-down type switching regulator |
Aug. 18, 2009 |
| 7570038 |
Control circuit to reduce reverse current of synchronous rectifier |
Aug. 4, 2009 |
| 7570030 |
Boost converter circuit having selectable modes |
Aug. 4, 2009 |
| 7567070 |
Method and apparatus to limit output power in a switching power supply |
Jul. 28, 2009 |
| 7560917 |
Current feed-through adaptive voltage position control for a voltage regulator |
Jul. 14, 2009 |
| 7557554 |
Voltage/current control apparatus and method |
Jul. 7, 2009 |
| 7557545 |
Electric power unit operating in continuous and discontinuous conduction modes and control method therefor |
Jul. 7, 2009 |
| 7558094 |
Control device for power conversion circuit |
Jul. 7, 2009 |
| 7557555 |
Method to determine an operating characteristic of a vehicle power converter |
Jul. 7, 2009 |
| 7554311 |
Hybrid charge pump regulation |
Jun. 30, 2009 |
| 7548048 |
Switching mode power supply and method for determining a compensation factor thereof |
Jun. 16, 2009 |
| 7548050 |
Switching power supply device and semiconductor integrated circuit |
Jun. 16, 2009 |
| 7545132 |
Sensor-less, low frequency adaptive current limiter and methods for limiting inductive current using the same |
Jun. 9, 2009 |
| 7545131 |
Transient processing mechanism for power converters |
Jun. 9, 2009 |
| 7545129 |
Switching power supply circuit |
Jun. 9, 2009 |
| 7545130 |
Non-linear controller for switching power supply |
Jun. 9, 2009 |
| 7545134 |
Power supply controller and method therefor |
Jun. 9, 2009 |
| 7545133 |
Power supply apparatus |
Jun. 9, 2009 |
| 7541795 |
Apparatus and method for start-up and over-current protection for a regulator |
Jun. 2, 2009 |
| 7541786 |
Voltage regulator |
Jun. 2, 2009 |
| 7538533 |
Method and apparatus to provide temporary peak power from a switching regulator |
May. 26, 2009 |
| 7538534 |
Method and apparatus for controlling output current of a cascaded DC/DC converter |
May. 26, 2009 |
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