Display device
US9122011B2 · kind B2 · utility
26Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2013 |
| Grant date | Sep 1, 2015 |
| Priority date | — |
| Expiry date | Aug 28, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes: a display panel assembly; and a backlight unit. The backlight unit includes an optical sheet, a reflective sheet and a light source. One of the optical sheet and the reflective sheet includes a material which supplies a sound by receiving an electrical field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.