Patent · US Expired

Head up display unit, liquid crystal display panel, and method of fabricating the liquid crystal display panel

US5892598A · kind A · utility

302Cited by
13References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 1996
Grant dateApr 6, 1999
Priority date
Expiry dateMay 29, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2027/0156
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A head up display unit equipped at least with transparent and flat image information display means, transparent and flat light irradiating means arranged in an opposed and close contact relationship with the image information display means, light supply means for supplying light to the light irradiating means, image-display control means for controlling image display, and light-supply control means for controlling light supply. The display unit is a compact head up display unit which can be used in any place in the interior of an automobile.

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