Battery pack, control circuit, and electronic device
US10404082B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 16, 2016 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Aug 26, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/00306
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery pack including: a rechargeable battery, a protection circuit configured to disable the rechargeable battery when an output voltage value of the rechargeable battery becomes equal to or lower than a first voltage value, and a control circuit configured to stop power supply for an electronic device from the rechargeable battery when the output voltage value of the rechargeable battery becomes equal to or lower than a second voltage value that is higher than the first voltage value, the second voltage value being updated based on the output voltage value of the rechargeable battery when power supply for the electronic device from the rechargeable battery becomes unnecessary.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.