Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12315665 | Coupled inductor winding structure for common-mode noise reduction | Fred C. Lee, Qiang Li | 2025-05-27 |
| 11437186 | Multi-phase coupled inductor having compensation windings | Le Yang | 2022-09-06 |
| 11356011 | Common mode (CM) electromagnetic interference (EMI) filters for reducing radiated EMI in power converters | Juntao Yao, Yiming Li | 2022-06-07 |
| 11322298 | Integrated common mode and differential mode inductors with low near magnetic field emission | Huan Zhang | 2022-05-03 |
| 11296615 | Cascaded H-bridge converters for battery energy storage systems | Amirhossein Moeini | 2022-04-05 |
| 11232896 | Inductor designs for reducing magnetic interference | Boyi Zhang, Yanwen Lai | 2022-01-25 |
| 11152652 | Fast and precise detection of an internal short circuit on a lithium-ion battery | Amirhossein Moeini | 2021-10-19 |
| 11088680 | Method and apparatus for eliminating crosstalk effects in high switching-speed power modules | Boyi Zhang | 2021-08-10 |
| 10998899 | EMI energy mitigation | Hui Zhao, Le Yang | 2021-05-04 |
| 10867745 | Inductor structure and method for forming the same | Huan Zhang, Heping Dai | 2020-12-15 |
| 10680508 | Control to output dynamic response and extend modulation index range with hybrid selective harmonic current mitigation-PWM and phase-shift PWM for four-quadrant cascaded H-bridge converters | Hui Zhao, Amirhossein Moeini | 2020-06-09 |
| 10673323 | Loop noise balance technique for CM EMI noise reduction of the full bridge LLC resonant converter | Huan Zhang | 2020-06-02 |
| 10622915 | Four-quadrant modulation technique to extend modulation index range for multilevel selective harmonic elimination / compensation | Hui Zhao | 2020-04-14 |
| 10601305 | Control to output dynamic response and extend modulation index range with hybrid selective harmonic current mitigation-PWM and phase-shift PWM for four-quadrant cascaded H-bridge converters | Hui Zhao, Amirhossein Moeini | 2020-03-24 |
| 10541601 | EMI energy mitigation | Hui Zhao, Le Yang | 2020-01-21 |
| 10541602 | SPWM with DC offset based on total energy reduction | Hui Zhao, Le Yang, Yingjie Zhang | 2020-01-21 |
| 10333410 | Common-mode (CM) electromagnetic interference (EMI) reduction in resonant converters | Huan Zhang, Heping Dai | 2019-06-25 |
| 10243446 | Current reference based selective harmonic current mitigation pulsed width modulation | Amirhossein Moeini, Hui Zhao | 2019-03-26 |
| 10141100 | Common-mode noise reduction | Honggang Sheng, Yiming Li, Srikanth Lakshmikanthan | 2018-11-27 |
| 8698579 | Multi-phase EMI noise separator | Fred C. Lee | 2014-04-15 |
| 8125291 | Electromagnetic interference noise separator | Fred C. Lee | 2012-02-28 |
| 7804281 | Reducing common mode noise of power factor correction converters using general balance concept | Fred C. Lee, Pengju Kong | 2010-09-28 |
| 7602159 | Common mode noise reduction using parasitic capacitance cancellation | Fred C. Lee | 2009-10-13 |
| 7554423 | Cancellation of inductor winding capacitance | Fred C. Lee | 2009-06-30 |
| 7548137 | Generalized cancellation of inductor winding capacitance | Fred C. Lee | 2009-06-16 |