Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9564811 | Systems and methods for regulating output currents of power conversion systems | Xiangkun Zhai, Jun Zhou, Lieyi Fang | 2017-02-07 |
| 9553501 | System and method providing over current protection based on duty cycle information for power converter | Chao Yao, Yuan Lin, Zhiqiang Sun, Lieyi Fang | 2017-01-24 |
| 9548652 | System and method providing over current protection based on duty cycle information for power converter | Yaming Cao, Jinya Dong, Lieyi Fang | 2017-01-17 |
| 9531278 | Systems and methods for current control of power conversion systems | Lieyi Fang | 2016-12-27 |
| 9385612 | Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation | Yaming Cao, Xiaomin Huang, Xiuhong Zhang, Lieyi Fang | 2016-07-05 |
| 9379623 | Systems and methods for dynamic threshold adjustment with primary-side sensing and regulation for flyback power converters | Jinya Dong, Xiuhong Zhang, Lieyi Fang | 2016-06-28 |
| 9362737 | System and method providing protection in the event of current sensing failure for power converter | Dongze Yang, Yaming Cao, Lieyi Fang | 2016-06-07 |
| 9350252 | Systems and methods for protecting power conversion systems based on at least feedback signals | Yuan Lin, Xiuhong Zhang, Lieyi Fang | 2016-05-24 |
| 9325234 | Systems and methods for protecting power conversion systems from thermal runaway | Xiuhong Zhang, Lieyi Fang | 2016-04-26 |
| 9154038 | Systems and methods for adjusting frequencies and currents based on load conditions of power conversion systems | Lieyi Fang, Chao Yao, Xiuhong Zhang | 2015-10-06 |
| 9088218 | Systems and methods for current control of power conversion systems | Lieyi Fang | 2015-07-21 |
| 9088217 | Systems and methods for load compensation with primary-side sensing and regulation for flyback power converters | Lieyi Fang | 2015-07-21 |
| 9065401 | Amplification systems and methods with noise reductions | Lieyi Fang, Tingzhi Yuan | 2015-06-23 |
| 8981832 | Amplification systems and methods with distortion reductions | Tingzhi Yuan, Zhiqiang Sun, Lieyi Fang | 2015-03-17 |
| 8879283 | System and method providing protection in the event of current sensing failure for power converter | Dongze Yang, Yaming Cao, Lieyi Fang | 2014-11-04 |
| 8558609 | Amplification systems and methods with noise reductions | Lieyi Fang, Tingzhi Yuan | 2013-10-15 |
| 8559152 | System and method providing over current protection based on duty cycle information for power converter | Yaming Cao, Jinya Dong, Lieyi Fang | 2013-10-15 |
| 8488342 | Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation | Yaming Cao, Xiaomin Huang, Xiuhong Zhang, Lieyi Fang | 2013-07-16 |