Lighting device for a display panel of an electronic device
US4561044A · kind A · utility
72Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 1984 |
| Grant date | Dec 24, 1985 |
| Priority date | — |
| Expiry date | Oct 23, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133616
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid crystal display panel is hinged on a body comprising a case provided with an electric circuit therein. On the case, a mirror is provided for watching an image on the liquid crystal display panel by the light passing through the display panel. An electroluminescence device is detachably provided in a receptacle in the case. The electroluminescence device can be positioned at a position adjacent the liquid crystal display panel so as to light the panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.