Patent · US Expired

Automated test for displays using display patterns

US5175772A · kind A · utility

49Cited by
6References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 2, 1991
Grant dateDec 29, 1992
Priority date
Expiry dateJan 2, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S345/905
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A test (100) for a receiver (200) having a display (220) that is controlled to produce a plurality of display patterns 3A-3E. The plurality of display patterns 3A-3E are measured and the measured display patterns 3F are compared with a reference value to determine the integrity of the display patterns 3A-3E.

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