Junming ZHANG

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Control device and method of totem-pole bridgeless PFC soft switch
- Patent number 9,899,909
- Issue date Feb 20, 2018
- ZTE Corporation
- Guoxian Lin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current zero-cross detection device, signal acquisition circuit, an...
- Patent number 9,577,512
- Issue date Feb 21, 2017
- ZTE Corporation
- Jing Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Control Device and Method of Totem-Pole Bridgeless PFC Soft Switch
- Publication number 20160241132
- Publication date Aug 18, 2016
- ZTE CORPORATION
- Guoxian LIN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current Zero-Cross Detection Device, Signal Acquisition Circuit, an...
- Publication number 20160134185
- Publication date May 12, 2016
- ZTE CORPORATION
- Jing WANG
- G01 - MEASURING TESTING