US 12,104,894 B2
Illumination device and electronic apparatus including the same
Seunghoon Han, Seoul (KR); Jangwoo You, Seoul (KR); and Minkyung Lee, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Aug. 10, 2022, as Appl. No. 17/885,326.
Application 17/885,326 is a continuation of application No. 17/497,583, filed on Oct. 8, 2021, granted, now 11,441,755.
Application 17/497,583 is a continuation of application No. 16/577,621, filed on Sep. 20, 2019, granted, now 11,175,010, issued on Nov. 16, 2021.
Claims priority of provisional application 62/733,840, filed on Sep. 20, 2018.
Claims priority of application No. 10-2019-0082826 (KR), filed on Jul. 9, 2019.
Prior Publication US 2022/0381416 A1, Dec. 1, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. F21V 5/00 (2018.01); F21V 5/04 (2006.01); G01B 11/25 (2006.01); G06V 10/145 (2022.01); H05B 47/105 (2020.01)
CPC G01B 11/25 (2013.01) [F21V 5/004 (2013.01); F21V 5/045 (2013.01); G06V 10/145 (2022.01); H05B 47/105 (2020.01)] 15 Claims
OG exemplary drawing
 
1. An illumination device for a display device that comprises an aperture, the illumination device comprising:
a light source configured to emit light;
a mask comprising a pattern configured to convert light emitted from the light source into structured light; and
a focusing lens configured to focus the structured light and transmit the structured light to the aperture included in the display device.