The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2026
Filed:
Jul. 06, 2023
Applicant:
Rockwell Collins, Inc., Cedar Rapids, IA (US);
Inventor:
Ricky J. Johnson, Shellsburg, IA (US);
Assignee:
Rockwell Collins, Inc., Cedar Rapids, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/28 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
G02B 5/282 (2013.01); G02B 5/223 (2013.01); G02B 5/285 (2013.01);
Abstract
A display includes a split night visions imaging system (NVIS) filter, including a first and second interference filter. The first interference filter is disposed between a backlight and a diffuser of the display. The second interference filter is disposed between the diffuser and an LCD stack of the display. A cutoff wavelength of the second interference filter is between cutoff wavelengths of the first interference filter.