Display apparatus
US11064300B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2019 |
| Grant date | Jul 13, 2021 |
| Priority date | — |
| Expiry date | Jun 5, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus includes: a display panel configured to be rolled or unrolled, at least one vibration module on a rear surface of the display panel, the at least one vibration module being configured to: be rolled or unrolled with the display panel, and vibrate the display panel, and a partition on the rear surface of the display panel, the partition being spaced apart from and surrounding the at least one vibration module, wherein the at least one vibration module includes: a plurality of first portions having a piezoelectric property, and a plurality of second portions between the plurality of first portions, the plurality of second portions having flexibility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.