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Class Information
Number: 323/351
Name: Electricity: power supply or regulation systems > External or operator controlled > Using a three or more terminal semiconductive device as the final control device > Switched (e.g., switching regulators)
Description: Subject matter wherein the system includes a single final control device which is operated in such a manner that it is either conductive or nonconductive.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7609047 |
Dynamically configurable voltage regulator for integrated circuits |
Oct. 27, 2009 |
| 7586299 |
Power-supply semiconductor integrated circuit, power-supply semiconductor integrated circuit system, development assisting system for power-supply circuit, and program and storage medium there |
Sep. 8, 2009 |
| 7560915 |
Power supply apparatus provided with regulation function and boosting of a regulated voltage |
Jul. 14, 2009 |
| 7554308 |
Digital DC-DC converter using digital modulation |
Jun. 30, 2009 |
| 7545134 |
Power supply controller and method therefor |
Jun. 9, 2009 |
| 7545133 |
Power supply apparatus |
Jun. 9, 2009 |
| 7538455 |
Electronic device, power source control method, ROF system and its power supplying method and remote unit |
May. 26, 2009 |
| 7518351 |
Switching regulator over voltage reduction circuit and method |
Apr. 14, 2009 |
| 7508180 |
Switching regulator for fixing a frequency |
Mar. 24, 2009 |
| 7508185 |
Simple zero current switch circuit |
Mar. 24, 2009 |
| 7504815 |
Switch mode power supply control systems |
Mar. 17, 2009 |
| 7504816 |
Circuit for multiplexing digital and analog information via single pin of driver for switched MOSFETs of DC-DC converter |
Mar. 17, 2009 |
| 7499682 |
Dual voltage regulator for a supply voltage controlled power amplifier in a closed power control loop |
Mar. 3, 2009 |
| 7492139 |
Digital control circuit for switching power supply with serial data input |
Feb. 17, 2009 |
| 7492142 |
DC chopper and method for operating a DC chopper |
Feb. 17, 2009 |
| 7449874 |
System and method for voltage control of adjustable regulators |
Nov. 11, 2008 |
| 7451025 |
Test mode circuit and reset control method therefor |
Nov. 11, 2008 |
| 7429850 |
Bias voltage converter |
Sep. 30, 2008 |
| 7408334 |
DC converter with halt mode setting means |
Aug. 5, 2008 |
| 7402988 |
Switching regulator |
Jul. 22, 2008 |
| 7403399 |
Active primary-sided circuit arrangement for a switch-mode power supply |
Jul. 22, 2008 |
| 7394234 |
Power supply circuit and test apparatus |
Jul. 1, 2008 |
| 7391200 |
P-channel power chip |
Jun. 24, 2008 |
| 7372500 |
Image signal processor for use with a solid-state imaging device |
May. 13, 2008 |
| 7332879 |
Control method and device for a power-converting module that drives a light-emitting component |
Feb. 19, 2008 |
| 7315159 |
Power supply for switching operation, electronic apparatus including the same, and method of controlling the same |
Jan. 1, 2008 |
| 7315153 |
Switching power supply in an integrated circuit having a comparator with two threshold values, a synchronization input and output, voltage feedback and efficient current sensing |
Jan. 1, 2008 |
| 7307407 |
Power supply apparatus |
Dec. 11, 2007 |
| 7271573 |
Low loss DC/DC converter including a multi-level controller that applies a monotonic sequence of voltage levels |
Sep. 18, 2007 |
| 7265527 |
Direct current multiplier |
Sep. 4, 2007 |
| 7265525 |
Self-driven scheme for synchronous rectifier having no body diode |
Sep. 4, 2007 |
| 7259542 |
System and method for controlling bidirectional three-phase DC/DC converter |
Aug. 21, 2007 |
| 7245465 |
Voltage regulator |
Jul. 17, 2007 |
| 7230405 |
Non-isolated power conversion system having multiple switching power converters |
Jun. 12, 2007 |
| 7224153 |
Apparatus and method to compensate for effects of load capacitance on power regulator |
May. 29, 2007 |
| 7218088 |
Control circuit of DC-DC converter and control method thereof |
May. 15, 2007 |
| 7209770 |
Power supply IC having switching regulator and series regulator |
Apr. 24, 2007 |
| 7202643 |
High efficiency DC-to-DC synchronous buck converter |
Apr. 10, 2007 |
| 7199560 |
Switch-mode power supply voltage regulator and methodology |
Apr. 3, 2007 |
| 7193400 |
DC converter with halt mode setting means |
Mar. 20, 2007 |
| 7183757 |
Switching power source, switching power source control method, electric apparatus having the switching power source, and printing apparatus having the switching power source |
Feb. 27, 2007 |
| 7176669 |
Switching regulator with frequency modulation to vary frequency based on a load condition, and control method therefor |
Feb. 13, 2007 |
| 7161342 |
Low loss DC/DC converter |
Jan. 9, 2007 |
| 7148673 |
Method and apparatus including low loss DC/DC converter |
Dec. 12, 2006 |
| 7106037 |
Switching-type constant current power supply device |
Sep. 12, 2006 |
| 7088565 |
Load drive control apparatus with performances of power-consumption reduction and overheat protection |
Aug. 8, 2006 |
| 7078884 |
Power supply apparatus and control circuit therefor |
Jul. 18, 2006 |
| 7075279 |
DC converter with halt mode setting means |
Jul. 11, 2006 |
| 7061218 |
Control circuit of DC--DC converter and control method thereof |
Jun. 13, 2006 |
| 7058373 |
Hybrid switched mode/linear power amplifier power supply for use in polar transmitter |
Jun. 6, 2006 |
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