Title:
ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/040117
Kind Code:
A1
Abstract:
Disclosed is an electronic device implementing a pin mirror-type display to address a double image problem, the electronic device including: a plate-shaped optical element forming an inner side surface directed toward a user's eyes and an outer side surface opposite to the inner side surface; an optical driving assembly allowing image light to be incident on one side in a lengthwise direction of the optical element; a reflection member provided on the other side in the lengthwise direction of the optical element so that the incident image light travels along an inside of the optical element; and a pin mirror member reflecting the reflected image light toward the reflection member to make a depth of field (DOF) deep, and disposed between a point at which the image light is incident from the optical element and a point at which the image light is reflected in the reflection member.
Inventors:
SHIN SEUNG YONG (KR)
SHIN SUNG CHUL (KR)
LEE DONG YOUNG (KR)
HWANG CHANG KYU (KR)
SHIN SUNG CHUL (KR)
LEE DONG YOUNG (KR)
HWANG CHANG KYU (KR)
Application Number:
PCT/KR2019/012046
Publication Date:
March 04, 2021
Filing Date:
September 18, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G02B27/01; G02B5/12; G02B5/18
Foreign References:
| US20190204601A1 | 2019-07-04 | |||
| CN105044925B | 2017-07-21 | |||
| US20190204600A1 | 2019-07-04 | |||
| US20170293141A1 | 2017-10-12 | |||
| US20170227764A1 | 2017-08-10 |
Attorney, Agent or Firm:
LEE & KO IP (KR)
Download PDF: