Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12418248 | Photovoltaic system, inverter, and control method | Xudong Wang, Kai Xin, Lei Shi | 2025-09-16 |
| 12395124 | Photovoltaic cell detection method, apparatus, and system, medium, and chip | Jianqiang Wang, Song Wan, Kai Xin | 2025-08-19 |
| 12355253 | Photovoltaic system, protection method, and inverter system | Kai Xin, Yanzhong Zhang, Yongbing Gao | 2025-07-08 |
| 12348047 | Photovoltaic system and carrier wave signal synchronization method | Peng Dong, Kai Xin | 2025-07-01 |
| 12328061 | Method and apparatus for suppressing cross current in inverter parallel system | Kai Xin, Zhiwu Xu, Yanzhong Zhang, Junjie Li | 2025-06-10 |
| 12316399 | Power line communication system, power electronic apparatus, and interference suppression method | Fuqiang XU, Kai Xin, Peng Dong | 2025-05-27 |
| 12316244 | Three-level inverter, control method, and system | Fei Xu, Kai Xin, Zhiwu Xu, Lin Li, Haibin Guo | 2025-05-27 |
| 12308791 | Photovoltaic power generation system, power control method, and combiner box | Kai Xin, Peng Dong, Yongbing Gao, Yanzhong Zhang | 2025-05-20 |
| 12224707 | Photovoltaic system and maximum input power determining method | Kai Xin | 2025-02-11 |
| 12224682 | Common-mode voltage injection control method and apparatus for inverter | Kai Xin, Peng Dong, Junjie Li | 2025-02-11 |
| 12160106 | Power supply system, converter, and circulating current suppression method of converter | Yuan Yao, Fuqiang XU, Kai Xin | 2024-12-03 |
| 12009783 | Fault detection method, fault detection apparatus for photovoltaic module and computer-readable storage medium | Jianqiang Wang, Song Wan, Yanzhong Zhang, Yongbing Gao | 2024-06-11 |
| 11984800 | Power supply system and control method for power supply system | Kai Xin, Junjie Li | 2024-05-14 |
| 11855460 | Photovoltaic inverter and corresponding switching frequency control method | Kai Xin | 2023-12-26 |
| 11699906 | String inverter control method, apparatus, and system, and storage medium | Kai Xin | 2023-07-11 |
| 11626834 | Power backfeed control method, converter, and photovoltaic power generation system | Fei Xu, Kai Xin, Jianqiang Wang | 2023-04-11 |
| 11563404 | Intensity of current-voltage curve scanning method for photovoltaic string, converter, and system | Fangcheng Liu, Kai Xin | 2023-01-24 |
| 11342757 | Islanding detection method and apparatus, and computer-readable storage medium | Kai Xin, Junjie Li | 2022-05-24 |
| 11171489 | Control method and controller for string inverter, inverter, and inverter system | Kai Xin, Fangcheng Liu | 2021-11-09 |
| 9577662 | Method and apparatus for excess loop delay compensation in continuous-time sigma-delta analog-to-digital converters | Guowen Wei, Michael Inerfield, Tom W. Kwan | 2017-02-21 |
| 9413375 | Analog and audio mixed-signal front end for 4G/LTE cellular system-on-chip | Xicheng Jiang, Fang Lin, Yee Ling Cheung, Michael Inerfield | 2016-08-09 |
| 9066368 | Method of calibrating the delay of an envelope tracking signal | Robert G. Lorenz, Sumant Ranganathan, Sriraman Dakshinamurthy | 2015-06-23 |
| 8754746 | Hand-held gaming device that identifies user based upon input from touch sensitive panel | Bob Lukas, David A. Sobel, Monika Gupta, Qiang Fu, Sumant Ranganathan +2 more | 2014-06-17 |
| 8749425 | Reference charge cancellation for analog-to-digital converters | Jason Hu, Jing Yang, Sumant Ranganathan | 2014-06-10 |
| 8299844 | System and circuitry to provide stable transconductance for biasing | Steven L. Garverick | 2012-10-30 |