Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10483838 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2019-11-19 |
| 10454378 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Xiaomin Huang, Qiang Luo, Lieyi Fang | 2019-10-22 |
| 10411604 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Zhenglan Xia, Qiang Luo, Lieyi Fang | 2019-09-10 |
| 10411605 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Zhenglan Xia, Qiang Luo, Lieyi Fang | 2019-09-10 |
| 10389234 | Systems and methods for reducing electromagnetic interference using switching frequency jittering | Lieyi Fang | 2019-08-20 |
| 10291131 | Systems and methods for peak current adjustments in power conversion systems | Weihua Wang, Xiuhong Zhang, Lieyi Fang | 2019-05-14 |
| 10291135 | Systems and methods for regulating power conversion systems operating in quasi-resonant mode | Qian Fang, Huawei Lv, Lieyi Fang | 2019-05-14 |
| 10277110 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2019-04-30 |
| 10270350 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Xiaomin Huang, Qiang Luo, Lieyi Fang | 2019-04-23 |
| 10211626 | System and method providing reliable over current protection for power converter | Dongze Yang, Xiaomin Huang, Xiaozhi Kang, Huawei Lyu, Lieyi Fang | 2019-02-19 |
| 10211741 | Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms | Zhiqiang Sun, Weihua Wang, Lieyi Fang | 2019-02-19 |
| 10199946 | Systems and methods for adjusting peak frequencies with duty cycles | Xiaomin Huang, Huawei Lyu, Lieyi Fang | 2019-02-05 |
| 10199943 | Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms | Zhiqiang Sun, Weihua Wang, Lieyi Fang | 2019-02-05 |
| 10069424 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Xiaomin Huang, Qiang Luo, Lieyi Fang | 2018-09-04 |
| 10008939 | Systems and methods for protecting power conversion systems based on at least feedback signals | Yunchao Zhang, Xiuhong Zhang, Lieyi Fang | 2018-06-26 |
| 9871451 | Systems and methods for voltage control and current control of power conversion systems with multiple operation modes | Xiaomin Huang, Qiang Luo, Lieyi Fang | 2018-01-16 |
| 9847728 | Systems and methods for regulating power conversion systems operating in quasi-resonant mode | Qian Fang, Huawei Lv, Lieyi Fang | 2017-12-19 |
| 9843263 | Systems and methods for driving a bipolar junction transistor by adjusting base current with time | Xiangkun Zhai, Xiaomin Huang, Lieyi Fang | 2017-12-12 |
| 9825533 | Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms | Zhiqiang Sun, Weihua Wang, Lieyi Fang | 2017-11-21 |
| 9825542 | Systems and methods for adjusting peak frequencies with duty cycles | Xiaomin Huang, Huawei Lyu, Lieyi Fang | 2017-11-21 |
| 9692306 | Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms | Zhiqiang Sun, Weihua Wang, Lieyi Fang | 2017-06-27 |
| 9595874 | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms | Yaming Cao, Zhenglan Xia, Qiang Luo, Lieyi Fang | 2017-03-14 |
| 9584025 | Systems and methods for flyback power converters with switching frequency and peak current adjustments based on changes in feedback signals | Zhenglan Xia, Xiuhong Zhang, Lieyi Fang | 2017-02-28 |
| 9577536 | System and method providing reliable over current protection for power converter | Dongze Yang, Xiaomin Huang, Xiaozhi Kang, Huawei Lyu, Lieyi Fang | 2017-02-21 |
| 9553501 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yunchao Zhang, Zhiqiang Sun, Lieyi Fang | 2017-01-24 |