Title:
HEAD UP DISPLAY FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2017/138711
Kind Code:
A1
Abstract:
A head up display for a vehicle according to an embodiment includes a display panel configured to emit an image light; a polarized light plate configured to make the image light emitted from the display linearly polarized; a reflective mirror configured to reflect the image light onto a windshield of a vehicle; a polarized light reflective mirror configured to be disposed to face the reflective mirror; and a phase delay mirror configured to convert a phase of the light inputted from the polarized light plate and reflect the converted phase to the polarized light reflective mirror, and to convert a phase of the light reflected from the polarized light reflective mirror and reflect the converted phase to the polarized light reflective mirror, thereby minimizing a width in the forward and backward direction.
Inventors:
KIM YOUNGJIN (KR)
RYU JUHYEOK (KR)
KIM DONGWOOK (KR)
LEE KYOUNGIL (KR)
LEE SEUNGGYU (KR)
RYU JUHYEOK (KR)
KIM DONGWOOK (KR)
LEE KYOUNGIL (KR)
LEE SEUNGGYU (KR)
Application Number:
PCT/KR2017/001100
Publication Date:
August 17, 2017
Filing Date:
February 02, 2017
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G02B27/01; G02B27/28
Foreign References:
| US20140184996A1 | 2014-07-03 | |||
| US6318862B1 | 2001-11-20 | |||
| US20120224062A1 | 2012-09-06 | |||
| US20130100524A1 | 2013-04-25 | |||
| US20150123879A1 | 2015-05-07 | |||
| US20140184996A1 | 2014-07-03 | |||
| US6561649B1 | 2003-05-13 |
Other References:
See also references of EP 3414618A4
Attorney, Agent or Firm:
KIM, Ki Moon (KR)
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