Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10756633 | High power-factor control circuit and method for switched mode power supply | Shihai Zhu, Zeqiang Chen, Xuegang Ren | 2020-08-25 |
| 9991787 | Fast startup control circuit for switch mode power supply | Meiling Zhang, Xiaoru GAO, Chao-Chun Chen | 2018-06-05 |
| 9893626 | Switching mode power supply with selectable constant-voltage constant-current control | Hu Wang, Chao Gao, Yawei Tang | 2018-02-13 |
| 9853542 | Constant-voltage and constant-current buck converter and control circuit | Hu Wang, Ruixia Fei, Shuzhuang Lv | 2017-12-26 |
| 9748834 | Fast startup control circuit for switch mode power supply | Meiling Zhang, Xiaoru GAO, Chao-Chun Chen | 2017-08-29 |
| RE46369 | Control circuits and methods for switching mode power supplies | Jia Xie, Yongbo Zhang, Chao-Chun Chen, Shuzhuang Lv | 2017-04-18 |
| 9520868 | Power transistor driving circuits and methods for switching mode power supplies | Jinhua Duan, Qiang Zong | 2016-12-13 |
| 9431895 | High power-factor control circuit and power supply | Na Liu, Zeqiang Chen, Jianhua Duan, Chao Deng, Zhimin Hu +1 more | 2016-08-30 |
| 9391530 | System and method for synchronous rectifier | Shaohua Fang, Baozhen Chen, Qiang Zong | 2016-07-12 |
| 9356508 | Constant-voltage and constant-current buck converter and control circuit | Hu Wang, Ruixia Fei, Shuzhuang Lv | 2016-05-31 |
| 9293981 | Fast startup control circuit for switch mode power supply | Meiling Zhang, Xiaoru GAO, Chao-Chun Chen | 2016-03-22 |
| 9112426 | High power-factor control circuit and method for switched mode power supply | Shihai Zhu, Zeqiang Chen, Xuegang Ren | 2015-08-18 |
| 9083246 | Control circuit for primary side control of switching power supply | Qiang Zong, Huizhen Zhu, Pingan Zhao | 2015-07-14 |
| 8964415 | Circuits and methods for increasing power factor of switch mode power supply | Na Liu, Siyuan Xu | 2015-02-24 |
| 8897039 | Method and system for pulse frequency modulated switching mode power supplies | Tao Peng, Ruixia Fei, Shaohua Fang | 2014-11-25 |
| 8804380 | Zero standby switching power supply solution | Xiaoru GAO, Chao-Chun Chen, Meiling Zhang | 2014-08-12 |
| 8792258 | Method and apparatus for reducing standby power of switching mode power supplies | Ruixia Fei, Wenhui Dong, Shaohua Fang | 2014-07-29 |
| 8587968 | Control circuits and methods for switching mode power supplies | Jia Xie, Yongbo Zhang, Chao-Chun Chen, Shuzhuang Lv | 2013-11-19 |
| 8526202 | System and method for synchronous rectifier | Shaohua Fang, Baozhen Chen, Qiang Zong | 2013-09-03 |
| 8482943 | Power transistor driving circuits and methods for switching mode power supplies | Jianhua Duan, Qiang Zong | 2013-07-09 |
| 8125799 | Control circuits and methods for switching mode power supplies | Jia Xie, Yongbo Zhang, Chao-Chun Chen, Shuzhuang Lv | 2012-02-28 |
| 8045348 | Switching mode power supply controller with high voltage startup circuits | Zheng Ying, Xianfeng Liu, Yanping Wang | 2011-10-25 |