US 12,253,737 B2
Device and method for providing privacy for an electronic device
Bouziane Yebka, Apex, NC (US); Tin-Lup Wong, Chapel Hill, NC (US); and Philip J. Jakes, Durham, NC (US)
Assigned to LENOVO (SINGAPORE) PTE. LTD, New Tech Park (SG)
Filed by LENOVO (SINGAPORE) PTE. LTD, New Tech Park (SG)
Filed on Mar. 28, 2022, as Appl. No. 17/656,749.
Prior Publication US 2023/0314754 A1, Oct. 5, 2023
Int. Cl. G02B 7/04 (2021.01); G09G 3/00 (2006.01)
CPC G02B 7/04 (2013.01) [G09G 3/001 (2013.01); G09G 2354/00 (2013.01); G09G 2358/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a layered screen configured to present an image;
memory to store executable instructions;
one or more processors, when implementing the executable instructions, to:
generate the image at a determined distance and location from the screen at a convergence focal location; and
wherein the image is in focus at the convergence focal location and out of focus at locations other than the convergence focal location.