Patent · US Active

Method and apparatus for controllably producing a laser display

US7414621B2 · kind B2 · utility

11Cited by
3References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 2004
Grant dateAug 19, 2008
Priority date
Expiry dateJul 6, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2320/0626
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A laser projection device (LPD) suitable for displaying color images is disclosed. The LPD is used to excite various photoluminescent materials located on a display screen so as to produce multi-color displays. Additionally, the screen may be movably mounted so as to reduce laser speckling.

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