#H02J7/663

ELECTRONIC DEVICE AND DISPLAY DEVICE

An electronic device according to an embodiment of the present disclosure may comprise a battery; an external microcomputer; and a processor configured to transmit an entry command for a battery prote…

DRIVE·5d ago·1 min read

H02J7/663 LG ELECTRONICS INC.

CARE APPARATUS AND CHARGING ASSEMBLY

Embodiments of the disclosure disclose a care apparatus and a charging assembly. By connecting a switch module in series in a power supply circuit of the charging assembly, the power supply circuit fo…

DRIVE·Jun 11·1 min read

H02J7/663 Shenzhen Soocas Technology Co., Ltd.

POWER CONVERSION APPARATUS AND ENERGY STORAGE APPARATUS

A power conversion apparatus and an energy storage apparatus. The power conversion apparatus includes a switch module, a power conversion module, a first processing module, and a second processing mod…

DRIVE·May 14·1 min read

H02J7/663 Huawei Digital Power Technologies Co., Ltd.

SWITCHING CIRCUIT

Embodiments of the present invention provide a switching circuit. The circuit comprises: a charging sub-circuit, which has a first input end and an output end; a switching sub-circuit, which has a fir…

DRIVE·Jul 17·1 min read

H02J7/663 VALEO VISION [FR]

Motor controller with integrated safety function to eliminate requirement for external contactor

Circuits, systems, and methods are disclosed to eliminate the requirement for an external electromechanical contactor. Integrating contactor circuits with a motor controller reduces cost. Additionally…

DRIVE·Oct 9·1 min read

H02J7/663 CURTIS INSTR [US]

Disabling a power pack from a host device

This document discusses, among other things, a method for disabling an internal power pack comprising receiving a command from an external source at a processor for a portable electronic device. The c…

DRIVE·Aug 8·1 min read

H02J7/663 RESEARCH IN MOTION LTD [CA]

Power topology with battery charging and discharge current protection capabilities

Generally, a system includes a control circuitry configured to detect a current wherein the detected current is one of a battery discharge current or a battery charging current; a first transistor con…

DRIVE·May 2·1 min read

H02J7/663 O2MICRO INC [US]

Electric circuit, charge control device, charge system, and control method

There is provided an electric circuit including a semiconductor switch that is inserted in a positive side power line; and converting means for converting an input voltage input to an input side termi…

DRIVE·Mar 7·1 min read

H02J7/663 SONY CORP [JP]

A battery charging system, a battery operated system and a method for state controlled charging

A battery charging system (15) and method for state controlled charging of a battery (12). The battery charging system comprises two parallel paths (16, 17) for supplying charging current to the batte…

DRIVE·Jun 29·2 min read

H02J7/663 CREATOR TEKNISK UTVECKLING AB [SE]

Switching device and protection circuit using the same

Provided is a switching device (3) including: a first switching element (5) primarily used for formation of a two-way current path; a second switching element (6) that forms, at the time when the firs…

DRIVE·Apr 12·1 min read

H02J7/663 SANYO ELECTRIC CO [JP]

Switching device and protection circuit using the same

Provided is a switching device (3) including: a first switching element (5) primarily used for formation of a two-way current path; and a second switching element (6) that interrupts a parasitic diode…

DRIVE·Apr 12·1 min read

H02J7/663 SANYO ELECTRIC CO [JP]

Battery protection circuit

A battery protection circuit is provided that includes a safety circuit and an overpower circuit. The safety circuit monitors the voltage and current of at least one rechargeable cell within the batte…

DRIVE·Jun 22·1 min read

H02J7/663 MOTOROLA INC [US]

Method and circuit for protecting a battery operated electronic device

The device has a battery protection circuit (107a) stopping current, when current of a preset value or higher is output from a battery. A detection circuit detects current and voltage values of a pres…

DRIVE·Dec 29·1 min read

H02J7/663 NEC CORP [JP]

Rechargeable battery devices

Battery pack 10 may include rechargeable battery 12 and remaining capacity indicating circuit 14 for indicating the remaining capacity of the battery 12. Remaining capacity indicating circuit 14 may b…

DRIVE·Oct 6·2 min read

H02J7/663 MAKITA CORP [JP]

A battery protection circuit

A power supply arrangement for supplying power from a battery (2) to an electric load (3) comprises a controlled switch (4) having a first state in which a connection is provided from the battery (2) …

DRIVE·Sep 10·2 min read

H02J7/663 ERICSSON TELEFON AB L M [SE]

System power control using multiple power levels

An embodiment of the present invention comprises apparatus for and method of managing and distributing power from a supply of limited power. A plurality of outlets is connected to a plurality of power…

DRIVE·Aug 13·2 min read

H02J7/663 GEN DYNAMICS ORDNANCE & TACTIC [US]

Power tools

Battery-powered tools may include battery 1 or battery pack BP and a drive source (e.g., motor M) for generating power using current supplied from the battery. A switch 3 may electrically connect the …

DRIVE·Nov 13·1 min read

H02J7/663 MAKITA CORP [JP]

Apparatus and methods for determining appropriate timing for recharching recharcheable batteries

When rechargeable batteries have been discharged to a selected voltage reference level, LED 29 (and/or buzzer BZ) and controller 32 may warn the operator that the rechargeable batteries should be rech…

DRIVE·Oct 23·2 min read

H02J7/663 MAKITA CORP [JP]

EXTERNAL POWER SUPPLY CONTROL SYSTEM FOR CELLULAR PHONE

An external power source control system for a portable telephone includes: a regulator 5 connected at an input thereof to a battery power source 1 or an external power source 2 and outputting a power …

DRIVE·Jul 17·1 min read

H02J7/663 MITSUBISHI ELECTRIC CORP [JP]

Device for smoothing voltage and current transients when connecting or disconnecting a battery

Device intended to smooth current and voltage transients and consequently prevent the formation of an electric arc during the connection operation by which a charged power battery (1) is put into circ…

DRIVE·Jan 30·1 min read

H02J7/663 CIT ALCATEL [FR]