US 11,668,934 B2
Electronic device
Dongyoung Lee, Seoul (KR); and Seungyong Shin, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Apr. 10, 2020, as Appl. No. 16/845,825.
Claims priority of application No. 10-2019-0112141 (KR), filed on Sep. 10, 2019.
Prior Publication US 2021/0072536 A1, Mar. 11, 2021
Int. Cl. G02B 27/01 (2006.01)
CPC G02B 27/0101 (2013.01) [G02B 27/0172 (2013.01); G02B 2027/0174 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An electronic device comprising:
a display including a see-through function;
a control unit configured to cause the display to display content;
a camera comprising an image sensor and configured to acquire images of an environment around the electronic device; and
a reflector formed in the display and comprising:
a first concave mirror including a first concave reflection surface facing an eye of a user and reflecting the content to the eye of the user; and
a second concave mirror including a second concave reflection surface facing the camera and reflecting light incident on the display from an exterior of the electronic device toward the camera,
wherein the first and second concave mirrors respectively comprise a pin-mirror and are disposed back-to-back to each other, and
wherein the first concave reflection surface has a first curvature and the second concave reflection surface has a second curvature to suppress generation of double images.