Patent · US Expired

Control of digital projection system

US6642918B2 · kind B2 · utility

31Cited by
19References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 2001
Grant dateNov 4, 2003
Priority date
Expiry dateJul 10, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/0481
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to controlling a presentation device coupled to the presentation system using a user interface generated by a computing system, the user interface including one or more regions which vary in size based on whether the user interface is being displayed, the user interface accepting input from a pointing device to control the presentation device.

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