Light source module and dual display device
US11016337B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2019 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Oct 23, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133342
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light source module includes a light guide plate, a light source and a light regulating element. The light guide plate has a first light emitting surface and a second light emitting surface, and a light incident surface connected between the first light emitting surface and the second light emitting surface. The second light emitting surface has a plurality of microstructures. The light source is disposed adjacent to the light incident surface. The light regulating element is disposed adjacent to the second light emitting surface. A dual display device including the light source module, a first display panel and a second display panel is also provided. The first display panel is disposed on a side of the light guide plate facing the first light emitting surface. The second display panel is disposed on a side of the light regulating element that is away from the light guide plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.