Patent · US Expired

Extended avionics LCD backlight

US7465079B1 · kind B1 · utility

9Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 14, 2005
Grant dateDec 16, 2008
Priority date
Expiry dateOct 28, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/13336
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An aircraft avionics display assembly comprises a first and second liquid crystal display, each operable to display avionics flight data in an aircraft. A backlight is operable to backlight both the first and second liquid crystal displays. In some embodiments, the backlight comprises a primary light source and a redundant light source, wherein the primary light source and the redundant light source are controlled by a common backlight controller.

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