Patent · US Active

Contrast enhancement films for direct-view displays and fabrication methods therefor

US7502169B2 · kind B2 · utility

11Cited by
10References
27Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 28, 2006
Grant dateMar 10, 2009
Priority date
Expiry dateOct 7, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2329/897
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Contrast enhancement films for a direct-view display include a substrate having first and second opposing sides, an array of optical microstructures on the first side, and an optically blocking film including an array of apertures on the second side. The contrast enhancement film is configured to mount between a direct-view display panel and an outer panel of the direct-view display.

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