Patent · US Expired

Speckle reduction for display system with electromechanical grating

US7046446B1 · kind B1 · utility

14Cited by
12References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2004
Grant dateMay 16, 2006
Priority date
Expiry dateDec 15, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/3132
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method for displaying an image including: forming at least three light beams by diffraction at a single linear light modulator, wherein the at least three light beams have substantially equal intensity and are substantially the same color; projecting the at least three light beams toward a display surface to form an image line; and, scanning the image line across the display surface to form an image thereby.

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