Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/241772
Kind Code:
A1
Abstract:
Disclosed is a display device. The display device of the present disclosure comprises: a carrier having a built-in battery and a display panel driven by receiving power from the battery, wherein the carrier has a power reception unit for charging the battery and a sensing unit for sensing the remaining battery amount; a cradle which approaches or moves away from the carrier, wherein the cradle has a power transmission unit for providing power to the power reception unit; and a control unit for controlling the distance between the carrier and the cradle and whether the power transmission unit operates, on the basis of the information about the remaining battery amount obtained from the sensing unit.
Inventors:
LEE SUNGYUN (KR)
Application Number:
PCT/KR2020/006791
Publication Date:
December 02, 2021
Filing Date:
May 26, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04N21/443; H04N5/63
Foreign References:
| KR20200050561A | 2020-05-12 | |||
| KR20120131584A | 2012-12-05 | |||
| KR101716892B1 | 2017-03-15 | |||
| KR20150113557A | 2015-10-08 | |||
| US9401621B2 | 2016-07-26 |
Other References:
See also references of EP 4161083A4
Attorney, Agent or Firm:
PARK, Byung Chang (KR)
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