Patents/Assignees

Huawei Digital Power Technologies Co., Ltd.

446 patents in portfolio

US11855460utility2023
Photovoltaic Inverter and Corresponding Switching Frequency Control Method
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US11855449utility2023
Lightning Protection Apparatus and Photovoltaic Power Generation System
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US11852671utility2023
Photovoltaic Energy System and Method for Detecting Ground Insulation Impedance
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US11848623utility2023
Voltage Control Method, Inverter, and Voltage Control Apparatus
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US11848603utility2023
Auxiliary Power Supply Apparatus and Method for Isolated Power Converters
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US11843318utility2023
Converter and Power Adapter for Reducing Energy Loss
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US11843316utility2023
Wide-voltage-range DC-DC Converters
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US11837868utility2023
Photovoltaic System and Leakage Current Control Method for Photovoltaic System
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US11837957utility2023
Auxiliary Voltage Conversion Unit for Supplying Power to a Power Adapter Control Circuit
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US11831236utility2023
Bidirectional Multiple-port Power Conversion System and Method
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US11831264utility2023
Power Supply System of Motor Control Module and Vehicle
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US11824496utility2023
Method and Apparatus for Controlling Solar Power Systems
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US11824493utility2023
Photovoltaic Module and Photovoltaic System
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US11822404utility2023
Power Distribution System and Server System
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US11820244utility2023
Energy Conversion Apparatus, Power System, and Vehicle
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US11813942utility2023
Motor Control System and Vehicle
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US11811217utility2023
Fault Protection Apparatus and Photovoltaic Power Generation System
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US11811251utility2023
On-board Distributed Power Supply System and Onboard Power Supply Control Method and Apparatus
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US11811235utility2023
Inverter Apparatus and Power Supply System
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US11808799utility2023
Fault Detection Method and Apparatus for Three-phase Power Distribution System
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