PRE-CHARGE OF DC LINK CAPACITOR BY BIDIRECTIONAL HVLV_DCDC CONVERTER AND 12 V BATTERYA method for operating an on-board HV charging system configured to charge a traction battery of an electric vehicle, the on-board HV charging system having a Power Factor Correction (PFC) circuit to …DRIVE·May 14·2 min readFollowH02J7/04Vitesco Technologies USA, LLC
POWER CONVERSION SYSTEM FOR A VEHICLEA power conversion system includes a rectifier, a first plurality of switching converters, and a first load including a plurality of first load elements. Each of the first plurality of switching conve…DRIVE·Jan 15·1 min readFollowH02J7/04GM Global Technology Operations LLC
POWER CONVERSION CIRCUIT AND CONTROL METHOD THEREOF, BATTERY PACK, AND ENERGY STORAGE SYSTEMThis application provides a power conversion circuit, an energy storage apparatus, and an energy storage system. The power conversion circuit includes a controller, a first-level DC/DC conversion circ…DRIVE·Nov 26·2 min readFollowH02J7/04HUAWEI DIGITAL POWER TECH CO LTD [CN]
ENERGY-EFFICIENT ELECTRICAL POWER DISTRIBUTION IN MAINS-CONNECTED BATTERY MACHINEAn electrical power distribution system is disclosed. A line converter is connectable to a mains power source and an on-board battery. An electronic control system is configured to control the line co…DRIVE·Jan 16·1 min readFollowH02J7/04EPIROC ROCK DRILLS AKTIEBOLAG
BATTERY MODULE AND ENERGY STORAGE SYSTEM INCLUDING THE SAMEAn energy storage system including one or more battery cells connected in series, one or more isolated DC/DC converters, each isolated DC/DC converter having one end connected to one battery cell and …DRIVE·Aug 8·1 min readFollowH02J7/04SAMSUNG SDI CO., LTD.
CHARGING SYSTEMA charging system includes a power input part, an inverter, a DC bus, at least one charging device, a first bidirectional energy storage module, a second bidirectional energy storage module and an int…DRIVE·Jul 18·1 min readFollowH02J7/04Delta Electronics, Inc.
HIGH VOLTAGE DISCHARGEHigh voltage discharge is provided. A system can include an electric motor of an electric vehicle electrically connected to a capacitor. A switching component can be connected with and intermediary to…DRIVE·Mar 14·1 min readFollowH02J7/04Rivian IP Holdings, LLC
BATTERY MANAGEMENT ARCHITECTURES FOR FLOW BATTERIESSystems and methods for managing flow batteries utilize a battery management controller (BMC) coupled between a flow battery and a DC/DC converter, which is coupled to an electrical grid or a photovol…DRIVE·Dec 7·2 min readFollowH02J7/04NEXTRACKER LLC
Thermal Regulation For Wireless Charging PadA wireless charging device has a controller and at least one coil that is positioned near the surface of the charging device and configured to transmit an electromagnetic field and a first driver circ…DRIVE·Aug 17·2 min readFollowH02J7/04AIRA, INC.
BATTERY MANAGEMENT ARCHITECTURES FOR FLOW BATTERIESSystems and methods for managing flow batteries utilize a battery management controller (BMC) coupled between a flow battery and a DC/DC converter, which is coupled to an electrical grid or a photovol…DRIVE·Jun 1·2 min readFollowH02J7/04Nextracker LLC
ADAPTER AND CHARGING METHODProvided are an adapter and a charging method. The adapter includes: at least one filter capacitor () having a capacitance smaller than a predetermined threshold and configured to filter a rectified a…DRIVE·Sep 22·1 min readFollowH02J7/04GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
CHARGING SYSTEM AND ELECTRIC VEHICLEThis application provides a charging system and an electric vehicle. The charging system includes a motor control unit (MCU) and a first inductor. A first bridge arm in the MCU and the first inductor …DRIVE·Jul 7·1 min readFollowH02J7/04Huawei Digital Power Technologies Co., Ltd.
Thermal Regulation For Wireless Charging PadA wireless charging device has a controller and at least one coil that is positioned near the surface of the charging device and configured to transmit an electromagnetic field and a first driver circ…DRIVE·May 5·2 min readFollowH02J7/04AIRA, Inc.
TECHNIQUES FOR DETECTING WIRELESS DEVICE CHARGING RECEIVER POSITION AND MAINTAINING UNINTERRUPTED WIRELESS POWER TRANSFER THROUGHOUT POSITION CHANGES OVER AN ARRAY OF TRANSMITTER COILSInductive charging techniques utilize a plurality of transmitter coils arranged in a predetermined configuration and each being configured to, when active, inductively transfer power to a receiver coi…DRIVE·Apr 14·2 min readFollowH02J7/04Aptiv Technologies Limited
WIRELESSLY CHARGED ELECTRONIC DEVICE, WIRELESS CHARGING METHOD, AND WIRELESS CHARGING SYSTEMA wirelessly charged electronic device, a wireless charging method, and a wireless charging system are disclosed. A charger of a receive end of the system includes an open-loop DC-DC (direct current-t…DRIVE·Mar 17·1 min readFollowH02J7/04Huawei Digital Power Technologies Co., Ltd.
FAST CHARGING DEVICE FOR MOBILE ELECTRONIC DEVICEA fast charging device for mobile electronic device is disclosed. Particularly, an input-end filtering unit contained in the fast charging device is designed to comprise two first input capacitors, on…DRIVE·Feb 24·1 min readFollowH02J7/04CHANNEL WELL TECHNOLOGY CO., LTD.
METHOD AND SYSTEM FOR TEMPERATURE REGULATION FOR A PORTABLE CHARGERSystems, devices, and methods including a first pair of redundant temperature sensors proximate a first plug; a second pair of redundant temperature sensors proximate a second plug; a first microcontr…DRIVE·Feb 10·1 min readFollowH02J7/04Webasto Charging Systems, Inc.
BATTERY MONITORING DEVICEIn a battery monitoring device for monitoring a state of a rechargeable battery that includes an electrolyte and a plurality of electrodes, a response signal input unit is configured to receive a resp…DRIVE·Feb 10·1 min readFollowH02J7/04DENSO CORPORATION
CHARGE CIRCUIT, CONTROL BOX AND LUMINAIREThe present application relates to the technical field of electronic circuits, and provides a charge circuit, a control box and a luminaire. The charge circuit includes a control circuit and at least …DRIVE·Nov 18·1 min readFollowH02J7/04Aputure Imaging Industries Co., Ltd.
ACTIVE BATTERY MANAGEMENT METHOD FOR ECONOMIC OPTIMIZATIONMethod for active battery management to optimize battery performance. The method includes providing signal injections for charging and discharging of a battery. The signal injections include various c…DRIVE·Oct 28·1 min readFollowH02J7/043M INNOVATIVE PROPERTIES COMPANY
POWER SENSING CIRCUIT AND ELECTRONIC DEVICE INCLUDING THE SAMEAn electronic device configured to operate in a plurality of power modes includes a power receiving circuit receiving wireless power from an power transmitting device; and a processor configured to co…DRIVE·Aug 12·2 min readFollowH02J7/04Samsung Electronics Co., Ltd.
CHARGING METHOD AND DEVICE, TERMINAL AND STORAGE MEDIUMA charging device, implemented by a first terminal, includes a transceiver, a voltage converter, and a power supply. The voltage converter is connected with the transceiver and the power supply, and i…DRIVE·Aug 12·2 min readFollowH02J7/04Beijing Xiaomi Mobile Software Co., Ltd.
MULTIMODE USB-C POWER TRANSMISSION AND CONVERSION SUPPORTING IMPROVED BATTERY CHARGINGSystems and methods are provided for charging a battery system of an Information Handling System (IHS) using a multimode AC adapter. Information reported by the multimode adapter is used to determine …DRIVE·Jul 29·1 min readFollowH02J7/04Dell Products, L.P.
CHARGER WITH NANOCRYSTALLINE FERRITE CHOKEA battery pack charging system includes a battery pack interface configured to receive a battery pack, a charging circuit coupled to the battery pack interface to provide charging current to the batte…DRIVE·May 27·1 min readFollowH02J7/04MILWAUKEE ELECTRIC TOOL CORPORATION
IN-VEHICLE AUXILIARY POWER SOURCE CONTROL DEVICE AND IN-VEHICLE AUXILIARY POWER SOURCE DEVICEA configuration can be more easily realized in which the temperature of an auxiliary power source can be increased even in a low temperature environment. In the in-vehicle auxiliary power source contr…DRIVE·May 6·1 min readFollowH02J7/04AutoNetworks Technologies, Ltd.
SELF TUNING CLASS D DRIVER FOR MAXIMUM POWER FACTOR IN WIRELESS RECHARGERSystems and methods for improved wireless recharging efficiency and decreased processing requirements are described. A plurality of duty cycle/input voltage pairs are stored in a recharger, correspond…DRIVE·Apr 29·1 min readFollowH02J7/04Medtronic, Inc.
DEVICE TO-BE-CHARGED AND CHARGING CONTROL METHODProvided are a device to-be-charged and a charging control method. The device to-be-charged can include a wireless receiving circuit, a charging management circuit, and a step-down circuit. The wirele…DRIVE·Apr 1·1 min readFollowH02J7/04GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
CONTROLLING A WIRELESS POWER TRANSFER SYSTEMA method of controlling a wireless power transfer system comprising a primary stage and a secondary stage is provided. The primary stage comprises a DC/DC converter configured to generate a DC output,…DRIVE·Mar 25·1 min readFollowH02J7/04EnerSys Delaware Inc.
POWER SUPPLY APPARATUSA power supply apparatus includes a control circuit, and first and second power storage connected to a DC link circuit between an inverter and a converter. The control circuit, while the AC power supp…DRIVE·Mar 4·1 min readFollowH02J7/04KABUSHIKI KAISHA TOSHIBA
Wireless Power Reception Apparatus and Mobile TerminalA wireless power reception apparatus includes a coil, a first rectifying unit, a second rectifying unit, and a charging unit. The coil includes a first end, a second end, and a tap. The coil defined b…DRIVE·Mar 4·2 min readFollowH02J7/04GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
CHARGING DEVICE AND CHAGRGING METHODProvided are a charging device and a charging method, wherein same belong to the technical field of starting of a power supply. The charging device comprises: a charging device body and an engine star…DRIVE·Feb 11·2 min readFollowH02J7/04NEW FOCUS LIGHTING & POWER TECHNOLOGY (SHANGHAI) CO., LTD.
PROJECTION SYSTEM AND WIRELESS CHARGING METHOD OF PROJECTION SYSTEMA projection system includes a power supply device, a wireless charging transmission device, a projection system control assembly, a storage unit, and an optical system. The projection system control …DRIVE·Feb 11·1 min readFollowH02J7/04Coretronic Corporation
ELECTRONIC DEVICE AND FREQUENCY INTERFERENCE CANCELLATION METHOD THEREOFAn electronic device and method are provided for frequency interference cancellation. The electronic device includes a coil, a wireless power receive circuit, a charging circuit, a display, and a proc…DRIVE·Feb 4·2 min readFollowH02J7/04Samsung Electronics Co., Ltd.
POWER ADAPTERA power adapter includes an adapter main body configured to acquire an alternating current from a power source and convert the alternating current into a direct current having a specified voltage; an …DRIVE·May 4·1 min readFollowH02J7/04GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
An Electronic Apparatus and a Method of Controlling ChargeAn electronic apparatus including a battery unit configured to include a battery and to supply power to elements of the electronic apparatus by using power stored in the battery; a power charger confi…DRIVE·Oct 22·1 min readFollowH02J7/04SAMSUNG ELECTRONICS CO LTD [KR]
Battery pack, charging circuit, and charging deviceA battery pack (1a) includes a battery block (10) and a memory (14a). The battery block (10) includes a battery cell (11), and the memory (14a) stores battery information. The battery information incl…DRIVE·Sep 17·1 min readFollowH02J7/04PANASONIC CORP [JP]
Electronic apparatus charging base and power-supply control method thereofAn electronic apparatus charging base (1) is disclosed. The electronic apparatus charging base (1) is provided for charging at least one electronic apparatus (90) and can be electrically connected to …DRIVE·Aug 13·1 min readFollowH02J7/04GUNITECH CORP [TW]
High-efficiency battery chargerA high efficiency battery charger. The high-efficiency battery charger can include a first transformer to produce a charging current, a second transformer to produce a maintenance current lower than t…DRIVE·Jun 11·1 min readFollowH02J7/04SHUM HENRY [CN]
Charge equalization apparatusThe present invention relates to a charge equalization apparatus, which can enable the primary windings (N1) and the secondary windings (N2) of transformers (T1,..Tn) to be easily manufactured, can co…DRIVE·Apr 16·1 min readFollowH02J7/04SK INNOVATION CO LTD [KR]
Control system, power supply system, and method for preventing a floating charge of batteryA control system, a power supply system, and a method for preventing a floating charge of a battery are disclosed. The control system is applied to the power supply system electronically connected to …DRIVE·Jan 29·2 min readFollowH02J7/04LITE ON CLEAN ENERGY TECHNOLOGY CORP [TW]
