Patent · US Expired

Stepped inlet optical panel

US6317545A · kind A · utility

15Cited by
8References
19Claims
0Family size

Inventor

Key dates

Filing dateSep 1, 1999
Grant dateNov 13, 2001
Priority date
Expiry dateSep 1, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S385/901
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An optical panel includes stacked optical waveguides having stepped inlet facets collectively defining an inlet face for receiving image light, and having beveled outlet faces collectively defining a display screen for displaying the image light channeled through the waveguides by internal reflection.

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