公开(公告)号：US11199702B2

公开(公告)日：2021-12-14

申请号：US16206449

申请日：2018-11-30

Applicant: LG Display Co., Ltd.

Inventor： SungWoo Kim ,  SungMin Jung ,  YoungBok Lee ,  JuSeong Park ,  Myung-Soo Park

IPC: G03H1/00 ,  G02B27/01 ,  B60K35/00 ,  G02B30/27

Abstract: A heads-up display device includes a display unit which outputs a 3D image and at least one holographic optical element which is attached to a windshield of the vehicle to diffract and reflect the 3D image output from the display unit so that a reflection efficiency of the 3D image may be improved while minimizing a module volume.

公开(公告)号：US20190196189A1

公开(公告)日：2019-06-27

申请号：US16206449

申请日：2018-11-30

Applicant: LG Display Co., Ltd.

Inventor： SungWoo Kim ,  SungMin Jung ,  YoungBok Lee ,  JuSeong Park ,  Myung-Soo Park

IPC: G02B27/01 ,  G02B27/22 ,  B60K35/00

CPC classification number: G02B27/0103 ,  B60K35/00 ,  B60K2370/1531 ,  B60K2370/155 ,  B60K2370/29 ,  B60K2370/77 ,  G02B27/2214 ,  G02B2027/0134

Abstract: According to an aspect of the present disclosure, a heads-up display device includes a display unit which outputs a 3D image and at least one holographic optical element which is attached to a windshield of the vehicle to diffract and reflect the 3D image output from the display unit so that a reflection efficiency of the 3D image may be improved while minimizing a module volume.