Patent · US Expired

Data projection system with compensation for nonplanar screen

US5161013A · kind A · utility

88Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 8, 1991
Grant dateNov 3, 1992
Priority date
Expiry dateApr 8, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G3/002
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A data projection system in which a data projector having a data display memory associated therewith projects images to a viewing screen. The system includes a curved or nonplanar viewing screen and computer software effective to provide viewing fidelity by compensating for inaccuracies of the viewing screen.

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