About 17 results
https://drivepatents.com/patents/1114883 · 28 May 2026
The system and method couples first and second multiplexers to a plurality of battery racks of a storage battery and to a voltage converter that sequentially connects each battery of the plurality of battery racks to the voltage converter. A controller sen...
https://drivepatents.com/patents/965421 · 27 May 2026
Provided are a battery control method, a battery system, a power supply system, an energy storage device, a storage medium, and a chip. The battery control method includes: obtaining a first voltage and a second voltage, where the first voltage is a voltag...
https://drivepatents.com/patents/1381515 · 23 Apr 2026
This application relates to a charging method. In one example, a first terminal device includes a battery, a first switched-capacitor circuit, and a wired charging interface. The first switched-capacitor circuit is electrically connected between the batter...
https://drivepatents.com/patents/1380280 · 26 Mar 2026
A power supply system includes a convertor and a power supply control device. The power supply control device includes a first power supply interface configured to connect to a mains power interface to obtain electric power, and a second power supply inter...
https://drivepatents.com/patents/1379492 · 12 Mar 2026
A method of operating a wearable monitoring system in which a tablet or smartphone-sized device directly charges a wristband without separate cords or swappable batteries. The method includes prompting docking based on a low wristband battery or a schedule...
https://drivepatents.com/patents/1398627 · 5 Nov 2025
Embodiments of this application relate to the field of circuit technologies, and provide a switch circuit and an electronic device to reduce a conductive impedance. The switch circuit includes an external node, an internal node, an enhancement-mode gallium...
https://drivepatents.com/patents/1391788 · 20 Aug 2025
Circuit électrique (40) agencé pour être connecté à au moins un panneau photovoltaïque (3), à au moins une batterie principale (5) et à un régulateur de charge (6), et comprenant : - un premier composant d'alimentation (50) agencé pour, à interv...
https://drivepatents.com/patents/966342 · 10 Dec 2014
A mobile power bank assembly device includes a first unit and a second unit. The first unit includes a first casing, a first battery, a first functional circuit, and a first connector. The first battery is connected to the first functional circuit. The fir...
https://drivepatents.com/patents/976703 · 9 Apr 2014
A charger for charging a battery pack, the charger comprising: a battery power source for sending power to the battery pack; and a controller for controlling the battery power source, the controller having a high speed input for sensing a voltage rise; whe...
https://drivepatents.com/patents/985211 · 3 Apr 2013
Portable electronic devices, systems and methods are provided for managing battery usage of a dual-battery handset including a embedded battery and for receiving a replaceable battery operatively connected to the embedded battery. An embedded battery of a ...