Display apparatus
US10972820B2 · kind B2 · utility
2Cited by
0References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 24, 2019 |
| Grant date | Apr 6, 2021 |
| Priority date | — |
| Expiry date | Oct 24, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus includes a display panel configured to display an image and a sound generating device on a rear surface of the display panel. The sound generating device is configured to vibrate the display panel to generate sound. The sound generating device includes a first structure and a first passivation layer on one side of the first structure, at least a portion of the first passivation layer having a non-flat shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.