Full color organic light emitting backlight device for liquid crystal display applications
US5965907A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1997 |
| Grant date | Oct 12, 1999 |
| Priority date | — |
| Expiry date | Sep 29, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/38
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A full color organic light emitting backlight device for liquid crystal display applications defined by a first OLED panel, designed to emit light in a red bandwidth, a second OLED panel, positioned adjacent the first OLED panel and designed to emit light in a green bandwidth, and a third OLED panel, positioned adjacent the second OLED panel and designed to emit light in a blue bandwidth. The light emitting device having positioned on an uppermost surface a liquid crystal display. The device intended for incorporation into portable electronic devices. The device is fabricated to achieve a full color image using field sequential color techniques.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.