US 11,915,627 B2
Three-dimensional holographic display using multiple pinholes and method of operating the same
Wontaek Seo, Yongin-si (KR); Yongkeun Park, Daejeon (KR); Hoon Song, Yongin-si (KR); Jungkwuen An, Suwon-si (KR); and Jongchan Park, Daejeon (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR); and KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, Daejeon (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR); and KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, Daejeon (KR)
Filed on Sep. 23, 2019, as Appl. No. 16/579,231.
Claims priority of application No. 10-2019-0022578 (KR), filed on Feb. 26, 2019.
Prior Publication US 2020/0273388 A1, Aug. 27, 2020
Int. Cl. G09G 3/00 (2006.01); G01S 3/787 (2006.01); H04N 13/351 (2018.01); G02B 30/27 (2020.01); H04N 13/282 (2018.01)
CPC G09G 3/003 (2013.01) [G01S 3/787 (2013.01); G02B 30/27 (2020.01); H04N 13/351 (2018.05); H04N 13/282 (2018.05)] 19 Claims
OG exemplary drawing
 
1. A viewing angle expansion plate comprising:
a plurality of cell areas; and
a plurality of pinholes formed in the plurality of cell areas,
wherein each cell area from among the plurality of cell areas corresponds to a respective pixel from among a plurality of pixels in a flat panel display, and
wherein the plurality of cell areas comprises a first cell area in which a first number of a first plurality of pinholes are formed and a second cell area in which a second number of a second plurality of pinholes are formed, the second number being different from the first number, and
wherein a number of pinholes formed in each cell area of the plurality of cell areas is different from the number of pinholes formed in each other cell area of the plurality of cell areas.