Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11563381 | Control method of switching circuit, control circuit of switching circuit, and switching circuit | Minghao Wu, Guoqiang Liu | 2023-01-24 |
| 11463079 | Power transistor driving method, driving circuit and switching circuit | Pitleong Wong, Liyu Lin | 2022-10-04 |
| 11438979 | LED driving circuit and LED driving method | Zhenxu ZHA, Pitelong Wong | 2022-09-06 |
| 11309796 | Control method of single live line charging circuit, control circuit of single live line charging circuit and single live line charging circuit | Hao Long | 2022-04-19 |
| 11218136 | Power transistor driving method, driving circuit and switching circuit | Pitleong Wong, Liyu Lin | 2022-01-04 |
| 11201553 | Control method and control circuit for switching power supply circuit, and switching power supply circuit | Xunjin DOU, Aimin Xu | 2021-12-14 |
| 11165355 | Clamping switch abnormality detection method, clamping switch abnormality detection circuit and switch circuit | Pitleong Wong, Xianghua JIANG | 2021-11-02 |
| 11152866 | Active clamping flyback circuit and control method thereof | Pitleong Wong, Xianghua JIANG | 2021-10-19 |
| 10951108 | Switching power supply controlling circuit and controlling method thereof | Yongji He, Xunjin DOU | 2021-03-16 |
| 10886913 | Drive method and drive circuit for power switch, and power supply system | Pitleong Wong, Libin Huang, Yuancheng Ren | 2021-01-05 |
| 10886853 | Power device driving method and drive circuit for switching circuit, and the switching circuit | Aimin Xu, Xunjin DOU | 2021-01-05 |
| 10855163 | Supply method of dual-chip power circuit and dual-chip power circuit | Hao Long | 2020-12-01 |
| 10715125 | Circuit and method for detecting current zero-crossing point and circuit and method for detecting load voltage | Pitleong Wong, Yang Lu, Yue Ji, Yuancheng Ren | 2020-07-14 |
| 10645780 | Control circuit and control method for lighting circuit, and lighting circuit | Zhongwu Wu, Hao Long, Yingyan He, Yuancheng Ren | 2020-05-05 |
| 10644604 | Flyback switching power supply | Pitleong Wong | 2020-05-05 |
| 10644517 | Battery balance circuit, control method for battery balance and battery system | Libin Huang, Pitleong Wong, Yuancheng Ren | 2020-05-05 |
| 10506684 | Protection circuit and illumination driving circuit | Junming Zhang, Guoqiang Liu, Pitleong Wong, Yuancheng Ren | 2019-12-10 |
| 10505442 | Synchronous rectification control circuit, method and flyback switch circuit | Pitleong Wong, Yuancheng Ren, Junming Zhang, Yiqing Jin | 2019-12-10 |
| 10461653 | Active-clamp flyback circuit and control method thereof | Pitleong Wong | 2019-10-29 |
| 10418910 | Isolated switch-mode power supply and control circuit and control method for isolated switch-mode power supply | Pitleong Wong | 2019-09-17 |
| 10411685 | Circuit and method for detecting current zero-crossing point, and circuit and method for detecting load voltage | Pitleong Wong, Yang Lu, Yue Ji, Yuancheng Ren | 2019-09-10 |
| 10411586 | Circuit and method for overcurrent control and power supply system including the same | Siopang Chan, Pitleong Wong, Yuancheng Ren | 2019-09-10 |
| 10396658 | Power supply protection circuit and method | Siopang Chan, Pitleong Wong, Yuancheng Ren | 2019-08-27 |
| 10355604 | Control circuit and control method for switch circuit and switching-mode power supply circuit | Pitleong Wong, Siopang Chan, Yuancheng Ren | 2019-07-16 |
| 10327296 | Dimming circuit, dimming method and LED driving circuit | Guoqiang Liu, Pitleong Wong, Yingyan He, Yuancheng Ren | 2019-06-18 |