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Switch mode power supply with dynamic topology |
Michael Thomas Engelhardt |
2012-09-25 |
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Advanced current-mode control for switched regulators |
Xunwei Zhou |
2010-10-12 |
| RE41037 |
Adjustable minimum peak inductor current level for burst mode in current-mode DC-DC regulators |
Joey M. Esteves |
2009-12-15 |
| 7466112 |
Variable frequency current-mode control for switched step up-step down regulators |
Xunwei Zhou |
2008-12-16 |
| 7394231 |
Current-mode control for switched step up-step down regulators |
Xunwei Zhou |
2008-07-01 |
| 7365525 |
Protection for switched step up/step down regulators |
Xunwei Zhou |
2008-04-29 |
| 7362191 |
Methods and circuits for frequency modulation that reduce the spectral noise of switching regulators |
Yuhui Chen, Doug LaPorte, Robert C. Dobkin |
2008-04-22 |
| 7256570 |
Light load current-mode control for switched step up-step down regulators |
Xunwei Zhou |
2007-08-14 |
| 7170195 |
Circuits and methods for flexible current partitioning in monolithic switching regulators |
Howard H. Haensel, Yuhui Chen |
2007-01-30 |
| 7019497 |
Circuits and methods for synchronizing non-constant frequency switching regulators with a phase locked loop |
Christopher Umminger |
2006-03-28 |
| 6774611 |
Circuits and methods for synchronizing non-constant frequency switching regulators with a phase locked loop |
Christopher Umminger |
2004-08-10 |
| 6724174 |
Adjustable minimum peak inductor current level for burst mode in current-mode DC-DC regulators |
Joey M. Esteves |
2004-04-20 |
| 6674274 |
Multiple phase switching regulators with stage shedding |
Stephen W. Hobrecht |
2004-01-06 |
| 6580258 |
Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit |
Milton E. Wilcox |
2003-06-17 |
| 6476589 |
Circuits and methods for synchronizing non-constant frequency switching regulators with a phase locked loop |
Christopher Umminger |
2002-11-05 |
| 6369665 |
Maintaining constant amount of slope compensation regardless of switching frequency during synchronization |
San Hwa Chee, Stephen W. Hobrecht |
2002-04-09 |
| 6304066 |
Control circuit and method for maintaining high efficiency over broad current ranges in a switching regular circuit |
Milton E. Wilcox |
2001-10-16 |
| 5994885 |
Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit |
Milton E. Wilcox |
1999-11-30 |
| 5731694 |
Control circuit and method for maintaining high efficiency over broard current ranges in a switching regulator circuit |
Milton E. Wilcox |
1998-03-24 |
| 5481178 |
Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit |
Milton E. Wilcox |
1996-01-02 |