Display device and game machine
US9958592B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2016 |
| Grant date | May 1, 2018 |
| Priority date | — |
| Expiry date | Apr 16, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2300/023
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A display device has a first display panel including an image display area in which an image is displayable, a light guide plate arranged at a back of the first display panel, the light guide plate comprising a transparent material, a plurality of light sources respectively facing a plurality of positions on side surfaces of the light guide plate, a second display panel arranged at a back of the light guide plate, the second display panel being configured to display an image viewable through the light guide plate and the first display panel, and a controller configured to control turning on and turning off of the plurality of light sources and to control a first image displayed on the first display panel and a second image displayed on the second display panel. The light guide plate includes an emission surface facing the first display panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.