Patent · US Active

LCD display backlight using elongated illuminators

US7661862B2 · kind B2 · utility

24Cited by
9References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 2007
Grant dateFeb 16, 2010
Priority date
Expiry dateDec 3, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/0073
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A backlight apparatus for directing light toward a display panel and the resulting display device comprises an elongated illuminator that is disposed to direct light towards the display panel and a light diffusing element for uniformizing the light redirected from the two or more elongated illuminators to provide backlight illumination. Such an apparatus provides a more even light distribution to the display.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.