Liquid crystal display having a field emission backlight
US8259258B2 · kind B2 · utility
3Cited by
35References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2006 |
| Grant date | Sep 4, 2012 |
| Priority date | — |
| Expiry date | Apr 17, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L21/4814
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An LCD display has a programmable backlight device that produces multiple different color fields from multiple different phosphor elements. The backlight device can be a low resolution FED device. The phosphor is applied by an electrophotographic screening process or direct electrostatic screening process. The FED device can further incorporate a wide gamut phosphor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.