Inventor

ZHANG XIAOFEI

CN36 patents

⚠️ This page may combine multiple inventors who share the name “ZHANG XIAOFEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHANG XIAOFEI

HUAWEI DIGITAL POWER TECH CO LTD

Control method and control apparatus for power supply apparatus in data center

Power electronic transformer and power supply system

Voltage sampler and solid-state transformer

Power system, data center, and charging device

Alternating current power supply circuit, control method thereof, and alternating current power supply with an efficient soft switching circuit

Power conversion system, power conversion module, and processing apparatus

Power supply apparatus, power supply system, and data center

Power conversion circuit, method for controlling power conversion circuit, and transformer

Power supply and distribution system for data center

SUZHOU NEW REALFAST TECH CO LTD

Piezoelectric printing device with vias through piezoelectric plate

Piezoelectric printhead and printing system

Piezoelectric printhead for multiple inks and printing system

Piezoelectric printing device with single layer inner electrode

Piezoelectric printing device with inner surface electrode layer

Piezoelectric printing device with outer surface electrode layer

HUAWEI TECH CO LTD

Power supply control apparatus and method for controlling power supply

Multi-level circuit, three-phase multi-level circuit, and control method

Control method for performing multi-table join operation and corresponding apparatus

UNIV NANJING AERONAUTICS & ASTRONAUTICS

Three-dimensional spectrum situation completion method and device based on generative adversarial network

Radar target detection method based on estimation before detection

Method for jointly estimating gain-phase error and direction of arrival (DOA) based on unmanned aerial vehicle (UAV) array

ZHANG CHUNTAO

Control method for soft switch circuit in switch power source

Control method for soft switch circuit in switch power supply

UNIV HUNAN

High-temperature superconducting suspension type wireless power transmission device and assembly method thereof

Non-destructive testing system and device for photovoltaic cells

PANASONIC CORP

Method and system for obtaining degradation of battery using degradation model and parameters related to the degradation

HANSHOW TECHNOLOGY CO LTD

Solar electronic shelf label (amended)

SAMSUNG ELECTRONICS CO LTD

Interaction method, system, and device for information

HOLLIS THEDFORD KEITH

Air-stable, blue light emitting chemical compounds

QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Method and device for calculating household appliance faults

UNIV XIAN SHIYOU

Integrated boron removal and flocculation process for treating fracturing wastewater

GREE ELECTRIC APPLIANCES INC ZHUHAI

Method and system for detecting logic level of rotor of motor, and motor

STATE GRID HENAN ELECTRIC POWER COMPANY ELECTRIC POWER SCIENCE RES INSTITUTE

Method for early warning brandish of transmission wire based on improved Bayes-Adaboost algorithm

Shanxi jinding gaobao drilling co ltd

Methods for mounting and testing a central communication cable assembly of a directional drill rod

SHANGHAI HUACE NAVIGATION TECH LTD

Method of dividing satellite signal into eight frequency points for processing

CHANGZHOU ENV MONITORING CENTER

In-situ passive sampling device based on physical and chemical and bio-coupling monitoring and application