US 12,348,911 B2
Light conditioning of direct view display for cinema
Barry Silverstein, Rochester, NY (US); Steen Svendstorp Iversen, Dublin (IE); Steven Charles Read, Mississauga (CA); Denis Tremblay, Cambridge (CA); Anton Leonard Baljet, Oakville (CA); Jesse Donald McMullen-Crummey, Toronto (CA); Andrew F. Kurtz, Macedon, NY (US); and John W. Bowron, Burlington (CA)
Assigned to IMAX CORPORATION, Mississauga (CA)
Filed by IMAX CORPORATION, Mississauga (CA)
Filed on Dec. 21, 2023, as Appl. No. 18/391,974.
Application 18/391,974 is a division of application No. 16/760,297, granted, now 11,889,234, previously published as PCT/IB2018/058972, filed on Nov. 14, 2018.
Claims priority of provisional application 62/585,869, filed on Nov. 14, 2017.
Prior Publication US 2024/0121367 A1, Apr. 11, 2024
Int. Cl. H04N 9/31 (2006.01); G03B 21/20 (2006.01)
CPC H04N 9/3152 (2013.01) [G03B 21/2033 (2013.01); H04N 9/3164 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A display system comprising:
an array of sources of light positioned on a display, each source of light in the array being configured to emit light for an image pixel and to have a center axis; and
a plurality of diffuser elements, each diffuser element of the plurality of diffuser elements having a diffuser center axis and being positioned in front of a corresponding source of light in the array, wherein each diffuser element of the plurality of diffuser elements is positioned in front of a single source of light in the array such that each source of light in the array has a single corresponding diffuser element, and wherein each diffuser element of the plurality of diffuser elements is individually mounted with respect to the single source of light in the array that corresponds to the diffuser element;
wherein the sources of light of the array are positioned uniformly in the array that is a grid array and each diffuser element of the plurality of diffuser elements is positioned such that the diffuser center axis of a respective diffuser element is spaced randomly with respect to the center axis of the corresponding source of light to display image pixels that are random spatially.