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Patent applications and USPTO patent grants for He; Xiangning.The latest application filed is for "method for dc islanding detection based on positive feedback of bus voltage at specific frequency".
Patent | Date |
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Gate voltage magnitude compensation equalization method and circuit for series operation of power switch transistors Grant 11,437,986 - Li , et al. September 6, 2 | 2022-09-06 |
Method For Dc Islanding Detection Based On Positive Feedback Of Bus Voltage At Specific Frequency App 20220011358 - LI; Wuhua ;   et al. | 2022-01-13 |
Gate Voltage Magnitude Compensation Equalization Method And Circuit For Series Operation Of Power Switch Transistors App 20210399724 - LI; Wuhua ;   et al. | 2021-12-23 |
Coupling-based Non-contact Type Temperature Measurement System And Measurement Method Thereof App 20140334521 - Wu; Jiande ;   et al. | 2014-11-13 |
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