| 10362652 |
Lighting device with dimming reference control method to stabilize low output current |
Wei Xiong, Scott Price, Danny Pugh |
2019-07-23 |
| 9894718 |
Constant current source LED driver circuit with self-clamped output |
Wei Xiong, Rohan Dayal |
2018-02-13 |
| 9837194 |
Output transformer and resonant inductor in a combined magnetic structure |
Donald Folker, Mike LeBlanc, Wei Xiong |
2017-12-05 |
| 9826583 |
Auxiliary power supply with dynamically adjustable output |
Wei Xiong, Danny Pugh |
2017-11-21 |
| 9820351 |
Circuit and method for abnormal fault testing in an LED driver |
Wei Xiong, Danny Pugh |
2017-11-14 |
| 9787195 |
Primary current sensing method for isolated LED driver |
Wei Xiong |
2017-10-10 |
| 9769890 |
Circuit and method for eliminating power-off flash for LED drivers |
Wei Xiong, Danny Pugh |
2017-09-19 |
| 9723667 |
Output tuning and dimming interface for an LED driver |
Wei Xiong, Danny Pugh |
2017-08-01 |
| 9693411 |
LED driver configuration and dimming interface for dynamic adjustment of driver operating parameters |
Wei Xiong, Keith L. Davis |
2017-06-27 |
| 9674907 |
Input surge protection circuit and method for a non-isolated buck-boost LED driver |
Wei Xiong |
2017-06-06 |
| 9668309 |
LED driver providing constant output power across a wide output voltage and current range |
Wei Xiong, Danny Pugh |
2017-05-30 |
| 9645597 |
Circuit and method for indirectly sensing current and voltage in a floating output power supply |
Wei Xiong |
2017-05-09 |
| 9431893 |
Stability control of a power factor correction circuit using adaptive mulitplier voltage feedback |
Wei Xiong |
2016-08-30 |
| 9363862 |
Automatic current and reference gain control for wide range current control |
Wei Xiong, John J. Dernovsek |
2016-06-07 |
| 9237613 |
Constant current control for an LED driver circuit using a microcontroller-based oscillator controlled by a differential error feedback signal from a proportional and integration control loop |
Wei Xiong, John J. Dernovsek |
2016-01-12 |
| 8896213 |
Adaptive lamp warm up control for dimming ballast based on lamp impedance sensing |
Wei Xiong, John J. Dernovsek, Danny Pugh |
2014-11-25 |
| 8610366 |
Lighting ballast and method for balancing multiple independent resonant tanks |
Wei Xiong, Danny Pugh |
2013-12-17 |
| 8581497 |
Electronic ballast circuit and method for detecting removal of parallel connected lamp filaments in low level dimming |
Wei Xiong, John J. Dernovsek, Danny Pugh |
2013-11-12 |