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

Patent 7502169 Issued on March 10, 2009. Estimated Expiration Date:

February 28, 2026. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

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Inventor

Wood, Robert L.

Assignee

Bright View Technologies, Inc.

Application

No. 11364423 filed on 02/28/2006

US Classes:

359/619By surface composed of lenticular elements

Examiners

Primary: Schwartz, Jordan M.

Attorney, Agent or Firm

MYERS BIGEL SIBLEY & SAJOVEC, P.A.

Foreign Patent References

1 670 024 EP 06/01/2006
2001154597 JP 06/01/2001

International Class

G02B 27/10

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.

Other References

Notification of Transmittal of the International Search Report and the Written Opinion of the International Searching Authority, or the Declaration; International Search Report; and Written Opinion of the International Searching Authority, PCT/US2006/046454, Mar. 27, 2007.