Issued Patents All Time
Showing 25 most recent of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10886913 | Drive method and drive circuit for power switch, and power supply system | Pitleong Wong, Libin Huang, Xunwei Zhou | 2021-01-05 |
| 10715125 | Circuit and method for detecting current zero-crossing point and circuit and method for detecting load voltage | Pitleong Wong, Yang Lu, Yue Ji, Xunwei Zhou | 2020-07-14 |
| 10644517 | Battery balance circuit, control method for battery balance and battery system | Libin Huang, Pitleong Wong, Xunwei Zhou | 2020-05-05 |
| 10645780 | Control circuit and control method for lighting circuit, and lighting circuit | Zhongwu Wu, Hao Long, Yingyan He, Xunwei Zhou | 2020-05-05 |
| 10505442 | Synchronous rectification control circuit, method and flyback switch circuit | Pitleong Wong, Xunwei Zhou, Junming Zhang, Yiqing Jin | 2019-12-10 |
| 10506684 | Protection circuit and illumination driving circuit | Junming Zhang, Guoqiang Liu, Pitleong Wong, Xunwei Zhou | 2019-12-10 |
| 10411586 | Circuit and method for overcurrent control and power supply system including the same | Siopang Chan, Pitleong Wong, Xunwei Zhou | 2019-09-10 |
| 10411685 | Circuit and method for detecting current zero-crossing point, and circuit and method for detecting load voltage | Pitleong Wong, Yang Lu, Yue Ji, Xunwei Zhou | 2019-09-10 |
| 10396658 | Power supply protection circuit and method | Siopang Chan, Pitleong Wong, Xunwei Zhou | 2019-08-27 |
| 10355604 | Control circuit and control method for switch circuit and switching-mode power supply circuit | Pitleong Wong, Siopang Chan, Xunwei Zhou | 2019-07-16 |
| 10327296 | Dimming circuit, dimming method and LED driving circuit | Guoqiang Liu, Pitleong Wong, Yingyan He, Xunwei Zhou | 2019-06-18 |
| 10320291 | Control circuit and device with edge comparison for switching circuit | Pitleong Wong, Feng Xu, Siopang Chan, Xunwei Zhou | 2019-06-11 |
| 10263610 | Control method and control circuit for switch circuit and switch circuit device | Pitleong Wong, Siopang Chan, Feng Xu, Xunwei Zhou | 2019-04-16 |
| 10218272 | Control circuit and control method for switch power supply, and switch power supply | Siopang Chan, Pitleong Wong, Xunwei Zhou | 2019-02-26 |
| 10205448 | Switch control circuit and switch circuit | Feng Xu, Pitleong Wong, Xunwei Zhou | 2019-02-12 |
| 10153684 | Bleeder circuit | Guoqiang Liu, Bai Lang, Junming Zhang, Pitleong Wong, Xunwei Zhou | 2018-12-11 |
| 10143051 | Bleeder circuit and control method thereof, and LED control circuit | Guoqiang Liu, Pitleong Wong, Xunwei Zhou | 2018-11-27 |
| 10090750 | Isolating switch circuit and control method thereof | Pitleong Wong, Xunwei Zhou | 2018-10-02 |
| 10075152 | Integrated circuit with multiplexed pin and pin multiplexing method | Yang CHENG, Pitleong Wong, Xunwei Zhou | 2018-09-11 |
| 9918365 | Ripple removing circuit and LED control circuit applying the same | Lang Bai, Biliang HUANG, Xunwei Zhou | 2018-03-13 |
| 9882405 | Bidirectional switch circuit for power banks and the method thereof | Min Xu, Jielin Zhang, Xiaoli Kong | 2018-01-30 |
| 9787182 | Self-adaption current control circuit | Lang Bai, Biliang HUANG, Xunwei Zhou | 2017-10-10 |
| 9608532 | Body diode conduction optimization in MOSFET synchronous rectifier | Pitleong Wong, Xunwei Zhou | 2017-03-28 |
| 9595885 | Isolated switching mode power supply and the method thereof | Siran Wang, Junming Zhang | 2017-03-14 |
| 9577514 | Peak sample circuit for AC voltage and method thereof | Siran Wang, Yike Li, Kun Yi, Junming Zhang, En Li | 2017-02-21 |