comprising a plurality of cells, each including a switchable capacitor, the capacitors having a nominal charge voltage which corresponds to a given fraction of the input voltage, the capacitors being selectively connected in series to determine the instantaneous output voltage

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

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    FILTER AND AFE POWER CELL PHASE CONTROL

    • Publication number 20220200479
    • Publication date Jun 23, 2022
    • Rockwell Automation Technologies, Inc.
    • Zhituo Ni
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    LOW POWER INVERTER-BASED CTLE

    • Publication number 20210288590
    • Publication date Sep 16, 2021
    • Xilinx, Inc.
    • Junho CHO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    MICROGRID POWER SUPPLY SYSTEM DC-DC CONVERTER AND CONTROLLING METHOD

    • Publication number 20210265919
    • Publication date Aug 26, 2021
    • Prince Sultan University
    • Mahajan Sagar BHASKAR
    • G06 - COMPUTING CALCULATING COUNTING
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    Method of Short-Circuiting a Faulty Converter Submodule and Power C...

    • Publication number 20210249947
    • Publication date Aug 12, 2021
    • GE Energy Power Conversion Technology Ltd.
    • Martin Geske
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    MULTILEVEL STEP-UP INVERTER BASED ON DISTRIBUTED PASSIVE COMPONENTS

    • Publication number 20210218341
    • Publication date Jul 15, 2021
    • AZ Power, Inc
    • Yanchao Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    Converter

    • Publication number 20210211061
    • Publication date Jul 8, 2021
    • Siemens Aktiengesellschaft
    • Martin Schulz
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    MODULAR MULTILEVEL CONVERTER WITH MULTI-PORT DC POWER FLOW CONTROL...

    • Publication number 20210203247
    • Publication date Jul 1, 2021
    • SHANGHAI JIAO TONG UNIVERSITY
    • Jianwen ZHANG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    VOLTAGE BALANCE CONTROL METHOD FOR FLYING-CAPACITOR MULTILEVEL CONV...

    • Publication number 20210184594
    • Publication date Jun 17, 2021
    • DELTA ELECTRONICS (SHANGHAI) CO., LTD.
    • Guoqiao Shen
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    MODULAR MULTILEVEL CONVERTER AND SUB-MODULE THEREOF

    • Publication number 20210152099
    • Publication date May 20, 2021
    • HYOSUNG HEAVY INDUSTRIES CORPORATION
    • Sung Min OH
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    POTENTIAL EQUALISATION SYSTEM FOR A MODULAR MULTILEVEL CONVERTER

    • Publication number 20210152081
    • Publication date May 20, 2021
    • Siemens Aktiengesellschaft
    • Mathias Anheuer
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    POWER CONVERSION DEVICE

    • Publication number 20210135597
    • Publication date May 6, 2021
    • MITSUBISHI ELECTRIC CORPORATION
    • Masahiro HARIO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    Voltage Comparator

    • Publication number 20210135596
    • Publication date May 6, 2021
    • Rohm Co., Ltd.
    • Masanobu TSUJI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    CONVERTER ASSEMBLY WITH AN ABILITY TO DISCONNECT A FAULT CURRENT AN...

    • Publication number 20210126555
    • Publication date Apr 29, 2021
    • Siemens Aktiengesellschaft
    • ANDRE SCHOEN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    VARIABLE SPEED GENERATOR/MOTOR DEVICE

    • Publication number 20210118611
    • Publication date Apr 22, 2021
    • Hitachi Mitsubishi Hydro Corporation
    • Akira BANDO
    • H01 - BASIC ELECTRIC ELEMENTS
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    POWER CONVERSION DEVICE

    • Publication number 20210119550
    • Publication date Apr 22, 2021
    • TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
    • Ryoji TSURUTA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    POWER SYSTEM

    • Publication number 20210111643
    • Publication date Apr 15, 2021
    • Delta Electronics, Inc.
    • Wei-Lun HSIN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    IMPROVEMENTS IN OR RELATING TO THE CONTROL OF VOLTAGE SOURCE CONVER...

    • Publication number 20210104954
    • Publication date Apr 8, 2021
    • General Electric Technology GmbH
    • John Lewis Outram
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    POWER CONVERSION DEVICE

    • Publication number 20210091660
    • Publication date Mar 25, 2021
    • MITSUBISHI ELECTRIC CORPORATION
    • Tatsuya TAKAHASHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    Multi-level Inverter

    • Publication number 20210083564
    • Publication date Mar 18, 2021
    • Solaredge Technologies Ltd.
    • Ilan Yoscovich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    Modular Multilevel Converter

    • Publication number 20210083596
    • Publication date Mar 18, 2021
    • SIEMENS AKTIENGESELLSCHAFT
    • Jonathan Robinson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    POWER CONVERSION DEVICE

    • Publication number 20210058006
    • Publication date Feb 25, 2021
    • TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
    • Jumpei ISOZAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    POWER CONVERSION DEVICE

    • Publication number 20210058007
    • Publication date Feb 25, 2021
    • MITSUBISHI ELECTRIC CORPORATION
    • Masahiro HARIO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    DC CHOPPER FOR MMC CELL WITH INTEGRATED CHOPPER RESISTOR

    • Publication number 20210050796
    • Publication date Feb 18, 2021
    • VESTAS WIND SYSTEMS A/S
    • Ciprian BIRIS
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    A MULTI-LEVEL MODULAR CONVERTER

    • Publication number 20210044216
    • Publication date Feb 11, 2021
    • Auckland UniServices Limited
    • Baljit Singh RIAR
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    REDUNDANT ENERGY ACQUISITION CIRCUIT OF POWER MODULE, AND CONTROL M...

    • Publication number 20210036600
    • Publication date Feb 4, 2021
    • NR Electric Co., Ltd
    • Yeyuan XIE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    HIGH ENERGY PULSE ON A HIGH-VOLTAGE-DIRECT-CURRENT OFFSET

    • Publication number 20210036611
    • Publication date Feb 4, 2021
    • Advanced Energy Industries, Inc.
    • Donnie Herman
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    MULTI-LEVEL INVERTER

    • Publication number 20210028722
    • Publication date Jan 28, 2021
    • Huawei Technologies Co., Ltd
    • Yiming Jiang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    VOLTAGE SOURCE CONVERTER APPARATUS

    • Publication number 20210013816
    • Publication date Jan 14, 2021
    • Colin Charnock Davidson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    VOLTAGE SOURCE CONVERTERS

    • Publication number 20200412235
    • Publication date Dec 31, 2020
    • General Electric Technology GmbH
    • Francisco Javier Chivite-Zabalza
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CASCADED MODULAR MULTILEVEL CONVERTER FOR MEDIUM-VOLTAGE POWER ELEC...

    • Publication number 20200412273
    • Publication date Dec 31, 2020
    • North Carolina State University
    • Srdjan LUKIC
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER