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Jian-Feng Li

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  • Hangzhou City, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control circuit, control method and power converter
    • Patent number 11,622,430
    • Issue date Apr 4, 2023
    • Silergy Semiconductor Technology (Hangzhou) Ltd.
    • Yuanyu Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Enhancement-mode III-V HEMT based on all-solid-state battery
    • Patent number 11,398,566
    • Issue date Jul 26, 2022
    • HANGZHOU DIANZI UNIVERSITY
    • Zhihua Dong
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power converter
    • Patent number 11,394,305
    • Issue date Jul 19, 2022
    • Silergy Semiconductor Technology (Hangzhou) Ltd.
    • Jian Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Control circuit, control method and power converter
    • Patent number 11,350,502
    • Issue date May 31, 2022
    • Silergy Semiconductor Technology (Hangzhou) Ltd.
    • Yuanyu Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter
    • Patent number 11,350,503
    • Issue date May 31, 2022
    • Silergy Semiconductor Technology (Hangzhou) Ltd.
    • Jian Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Protecting data
    • Patent number 9,836,612
    • Issue date Dec 5, 2017
    • Alibaba Group Holding Limited
    • Jian Li
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Face image processing method
    • Patent number 8,295,557
    • Issue date Oct 23, 2012
    • Arcsoft Hangzhou Co., Ltd.
    • Jin Wang
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method for estimating noise according to multiresolution model
    • Patent number 8,000,556
    • Issue date Aug 16, 2011
    • ArcSoft, Inc.
    • Jian-Feng Li
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Denoise method on image pyramid
    • Patent number 7,856,150
    • Issue date Dec 21, 2010
    • ArcSoft, Inc.
    • Jian-Feng Li
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    CONTROL CIRCUIT, CONTROL METHOD AND POWER CONVERTER
    • Publication number 20220264722
    • Publication date Aug 18, 2022
    • SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
    • Yuanyu Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20210227664
    • Publication date Jul 22, 2021
    • SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
    • Jian Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20210226545
    • Publication date Jul 22, 2021
    • SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
    • Jian Li
    • G01 - MEASURING TESTING
  • Information Patent Application

    ENHANCEMENT-MODE III-V HEMT BASED ON ALL-SOLID-STATE BATTERY
    • Publication number 20210126119
    • Publication date Apr 29, 2021
    • Hangzhou Dianzi University
    • ZHIHUA DONG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONTROL CIRCUIT, CONTROL METHOD AND POWER CONVERTER
    • Publication number 20210099090
    • Publication date Apr 1, 2021
    • SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
    • Yuanyu Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PROTECTING DATA
    • Publication number 20140344569
    • Publication date Nov 20, 2014
    • Jian Li
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PREPARATION METHOD OF ORIGINAL DYE OF VAT BROWN R
    • Publication number 20120296097
    • Publication date Nov 22, 2012
    • Dezhi Xiang
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Face image processing method
    • Publication number 20100177981
    • Publication date Jul 15, 2010
    • ArcSoft Hangzhou Co., Ltd.
    • Jin Wang
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Method for estimating noise according to multiresolution model
    • Publication number 20090285504
    • Publication date Nov 19, 2009
    • ARCSOFT, INC.
    • Jian-Feng Li
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Denoise method on image pyramid
    • Publication number 20080253678
    • Publication date Oct 16, 2008
    • ARCSOFT, INC.
    • Jian-Feng Li
    • G06 - COMPUTING CALCULATING COUNTING