Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401287 | Systems and methods for providing power to pulse-width-modulation controllers of power converters during normal operation | Penglin Yang, Xiaomin Huang, Yun Sun | 2025-08-26 |
| 12348150 | Controllers and methods for controlling transistors based at least in part on modes of operation related to power converters | Penglin Yang, Yaming Cao | 2025-07-01 |
| 12323066 | Systems and methods for controlling gate voltage increase on primary side to reduce voltage spike on secondary side of switching power supplies | Penglin Yang, Dongze Yang, Lieyi Fang | 2025-06-03 |
| 12323067 | Control systems and methods for turning off transistors associated with auxiliary windings and turning on transistors associated with primary windings | Qian Fang, Yun Sun, Penglin Yang | 2025-06-03 |
| 12301117 | Controllers and methods for detecting and adjusting voltage drops related to transistors in power converters | Penglin Yang, Yaming Cao, Lieyi Fang | 2025-05-13 |
| 12224661 | Systems and methods for valley locking related to quasi-resonant switching power supplies | Penglin Yang | 2025-02-11 |
| 12184182 | Systems and methods for providing power to pulse-width-modulation controllers of power converters during normal operation | Penglin Yang, Xiaomin Huang, Yun Sun | 2024-12-31 |
| 12047007 | Systems and methods for controlling gate voltage increase on primary side to reduce voltage spike on secondary side of switching power supplies | Penglin Yang, Dongze Yang, Lieyi Fang | 2024-07-23 |
| 11901813 | Systems and methods for valley locking related to quasi-resonant switching power supplies | Penglin Yang | 2024-02-13 |
| 11764684 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Qiang Luo, Lieyi Fang | 2023-09-19 |
| 11671021 | Systems and methods for providing power to pulse-width-modulation controllers of power converters during normal operation | Penglin Yang, Xiaomin Huang, Yun Sun | 2023-06-06 |
| 11588405 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Zhenglan Xia, Qiang Luo, Lieyi Fang | 2023-02-21 |
| 11581815 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Qiang Luo, Lieyi Fang | 2023-02-14 |
| 11264888 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2022-03-01 |
| 11114933 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2021-09-07 |
| 10879793 | Systems and methods for reducing electromagnetic interference using switching frequency jittering | Lieyi Fang | 2020-12-29 |
| 10819226 | Systems and methods for reducing electromagnetic interference using switching frequency jittering | Lieyi Fang | 2020-10-27 |
| 10811955 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2020-10-20 |
| 10742122 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Xiaomin Huang, Qiang Luo, Lieyi Fang | 2020-08-11 |
| 10742114 | Systems and methods for reducing electromagnetic interference using switching frequency jittering | Lieyi Fang | 2020-08-11 |
| 10622903 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Qiang Luo, Lieyi Fang | 2020-04-14 |
| 10622902 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Qiang Luo, Lieyi Fang | 2020-04-14 |
| 10615684 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2020-04-07 |
| 10581315 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2020-03-03 |
| 10536081 | Systems and methods for driving a bipolar junction transistor by adjusting base current with time | Xiangkun Zhai, Xiaomin Huang, Lieyi Fang | 2020-01-14 |