LQ

Lifeng Qiao

DC Delta Electronics (Shanghai) Co.: 16 patents #30 of 555Top 6%
Overall (All Time): #286,168 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12363819 System for driving power devices Dehui Zhang, Jie Zhao, Teng Liu 2025-07-15
12003192 Converter and method for suppressing loop interference of converter Yong Zeng, Teng Liu, Weibo Qin 2024-06-04
11921148 Method and device for monitoring partial discharge Dehui Zhang, Teng Liu 2024-03-05
11824526 Circuit and control method for preventing false turn-on of semiconductor switching device Jie Zhao, Dehui Zhang, Erlei Li, Teng Liu, Jianping Ying 2023-11-21
11515806 Conversion device having reduced common-mode current Teng Liu, Jianping Ying, Xin Wang, Hongwei Xiao 2022-11-29
11515777 Cascaded conversion system and voltage equalizing control method thereof Xin Wang, Dehai Lou, Teng Liu, Weibo Qin 2022-11-29
11509239 Conversion device having reduced size and cost Teng Liu, Jianping Ying, Xin Wang, Hongwei Xiao 2022-11-22
11336274 Clamp circuit and power module using the same Wuying Li, Dehui Zhang, Teng Liu, Jianping Ying 2022-05-17
11063427 DC transmission apparatus, surge control circuit and method Jianping Ying, Wuying Li, Teng Liu 2021-07-13
10943754 Circuit breaker apparatus and system Teng Liu, Dehui Zhang, Jianping Ying 2021-03-09
10873253 Discharge control method for bus capacitor in power converter Jianping Ying, Hailong Wang, Peng Xiao, Hongwei Xiao, Boyu Pu 2020-12-22
10622986 Gate voltage control circuit of insulated gate bipolar transistor and control method thereof Jianping Ying, Ming Wang, Xiaobo Huang, Jun Liu, Xin Wang 2020-04-14
10367496 Gate voltage control circuit of insulated gate bipolar transistor and control method thereof Jianping Ying, Ming Wang, Xiaobo Huang, Jun Liu, Xin Wang 2019-07-30
10234880 Active clamp circuit for power semiconductor switch and power converter using the same Wuying Li, Xin Wang, Chenyu Lai, Jianping Ying 2019-03-19
10056821 Power conversion system and method for suppressing the common-mode voltage thereof Teng Liu, Jianping Ying, Hongjian Gan, Yi Zhang, Zheng Wang +2 more 2018-08-21
9893525 High-power conversion system Jianping Ying, Hongjian Gan, Teng Liu, Yong Zeng 2018-02-13