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Qiang Xie

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for a voltage conversion circuit with feedback...
    • Patent number 12,088,185
    • Issue date Sep 10, 2024
    • Huawei Technologies Co., Ltd.
    • Chen Huang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC-DC converter
    • Patent number 11,876,451
    • Issue date Jan 16, 2024
    • Huawei Technologies Co., Ltd.
    • Qiang Xie
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multiphase parallel direct-current (DC) to DC circuit and chip stru...
    • Patent number 10,672,757
    • Issue date Jun 2, 2020
    • Huawei Technologies Co., Ltd.
    • Jiake Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power transistor bias circuit
    • Patent number 10,523,104
    • Issue date Dec 31, 2019
    • Huawei Technologies Co., Ltd.
    • Xinyu Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switching mode power supply
    • Patent number 9,641,060
    • Issue date May 2, 2017
    • Huawei Technologies Co., Ltd.
    • Mi Tang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC-DC converter
    • Patent number 9,312,763
    • Issue date Apr 12, 2016
    • Huawei Technologies Co., Ltd.
    • Qiang Xie
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Hysteretic control conversion circuit and power supply system
    • Patent number 9,209,692
    • Issue date Dec 8, 2015
    • Huawei Technologies Co., Ltd.
    • Liang Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    Switching Power Supply Circuit and Electronic Device
    • Publication number 20240305200
    • Publication date Sep 12, 2024
    • Huawei Technologies Co., Ltd
    • Wenlin Zhang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Voltage Conversion Circuit
    • Publication number 20210336524
    • Publication date Oct 28, 2021
    • Huawei Technologies Co., Ltd
    • Chen Huang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DC-DC CONVERTER
    • Publication number 20210336541
    • Publication date Oct 28, 2021
    • Huawei Technologies Co., Ltd
    • Qiang Xie
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Multiphase Parallel DCDC Circuit and Chip Structure Thereof
    • Publication number 20190348408
    • Publication date Nov 14, 2019
    • Huawei Technologies Co., Ltd
    • Jiake Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Transistor Bias Circuit
    • Publication number 20190288593
    • Publication date Sep 19, 2019
    • Huawei Technologies Co., Ltd
    • Xinyu Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Switching Mode Power Supply
    • Publication number 20150340942
    • Publication date Nov 26, 2015
    • Huawei Technologies Co., Ltd
    • Mi Tang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DC-DC CONVERTER
    • Publication number 20140312862
    • Publication date Oct 23, 2014
    • Huawei Technologies Co., Ltd
    • Qiang Xie
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Hysteretic Control Conversion Circuit and Power Supply System
    • Publication number 20140035544
    • Publication date Feb 6, 2014
    • Huawei Technologies Co., Ltd
    • Liang Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER