Title:
FOLDABLE DEVICE CONTROLLING CHARGING OF BATTERY CELLS, AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2024/058425
Kind Code:
A1
Abstract:
Provided are a foldable device controlling charging of battery cells, and a method therefor. The foldable device comprises: a first battery pack which is accommodated in a first housing structure and comprises a first battery cell; a second battery pack which is accommodated in a second housing structure and comprises a second battery cell; a connection part for connecting the first battery cell and the second battery cell in series; and a fuel gauge which is accommodated in the first housing structure and detects a first cell voltage of the first battery cell and a second cell voltage of the second battery cell, wherein wiring connected to a negative electrode terminal of the first battery cell and wiring connected to a positive electrode terminal of the second battery cell are connected to the fuel gauge, and the fuel gauge detects IR voltage between the negative electrode terminal of the first battery cell and the positive electrode terminal of the second battery cell separately from the first cell voltage and the second cell voltage.
Inventors:
LEE JEHWAN (KR)
Application Number:
PCT/KR2023/011311
Publication Date:
March 21, 2024
Filing Date:
August 02, 2023
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
G01R31/392; G01R27/08; G01R31/36; G01R31/374; G01R31/3842; G01R31/389; G01R31/396; G06F1/16; G08B21/18; H01M10/42
Foreign References:
| US20210167611A1 | 2021-06-03 | |||
| KR20200012105A | 2020-02-05 | |||
| US20220247190A1 | 2022-08-04 | |||
| US20150338466A1 | 2015-11-26 | |||
| KR20220033871A | 2022-03-17 |
Attorney, Agent or Firm:
KWON, Hyuk-Rok et al. (KR)
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