Reflective type naked-eye 3D display apparatus and manufacturing method thereof

Patent metadata

Field	Value
Publication number	US-9436013-B2
Application number	US-201214127305-A
Country	US
Kind code	B2
Filing date	Dec 13, 2012
Priority date	Jul 27, 2012
Publication date	Sep 6, 2016
Grant date	Sep 6, 2016

Abstract

A reflective type naked-eye 3D display apparatus and manufacturing method thereof are disclosed and the reflective type naked-eye 3D display apparatus comprises: a liquid crystal display panel ( 2 ). The reflective type naked-eye 3D display apparatus further comprises: a polarizing filter structure ( 1 ) disposed on the liquid crystal display panel ( 2 ), the polarizing filter structure ( 1 ) may comprise different regions where linear polarizing lights having different polarizing states are transmitted; a reflective layer structure ( 3 ) disposed under the liquid crystal display panel ( 2 ), the reflective layer structure ( 3 ) may comprise different regions where linear polarizing light of a preset direction is reflected or transmitted. The reflective type naked-eye 3D display apparatus can achieve a naked-eye type 3D displaying on the reflective type liquid crystal display panel.

First claim

What is claimed is:

1. A reflective type naked-eye 3D display apparatus, comprising:
a liquid crystal display panel;
wherein the reflective naked-eye 3D display apparatus further comprises:
a polarizing filter structure disposed on the liquid crystal display panel, wherein the polarizing filter structure comprises different regions where linear polarizing lights having different polarizing states are transmitted; and
a reflective layer structure disposed under the liquid crystal display panel, wherein the reflective layer structure comprises different regions where linear polarizing light of a preset direction is reflected or transmitted,
wherein the reflective layer structure further comprises at least one third region and at least one fourth region, and each sub pixel comprises one third region and one fourth region, the third region of the reflective layer structure is constituted by a ¼ wave plate and a reflective plate; the fourth region of the reflective layer structure reflects the linear polarizing light of the preset direction and transmits the linear polarizing light perpendicular to the preset direction.

2. The reflective type naked-eye 3D display apparatus according to claim 1 , wherein the reflective naked-eye 3D display apparatus further comprises:
a light absorbing layer disposed under the reflective layer structure.

3. The reflective type naked-eye 3D display apparatus according to claim 2 , wherein the polarizing filter structure comprises:
a first substrate and a second substrate disposed to be opposite to each other; and
liquid crystal molecules between the first substrate and the second substrate and formed of a Nematic phase liquid crystal and a dichromatism dye, wherein an original orientation of the liquid crystal molecules is parallel to the first substrate, and after applying an electric field to the polarizing filter structure, the orientation of the liquid crystal molecules is vertical to the first substrate.

4. The reflective type naked-eye 3D display apparatus according to claim 1 , wherein the light absorbing layer comprises black organic material, black inorganic material or black metal.

5. The reflective type naked-eye 3D display apparatus according to claim 4 , wherein the polarizing filter structure comprises:
a first substrate and a second substrate disposed to be opposite to each other; and
liquid crystal molecules between the first substrate and the second substrate and formed of a Nematic phase liquid crystal and a dichromatism dye, wherein an original orientation of the liquid crystal molecules is parallel to the first substrate, and after applying an electric field to the polarizing filter structure, the orientation of the liquid crystal molecules is vertical to the first substrate.

6. The reflective type naked-eye 3D display apparatus according to claim 5 , wherein the polarizing filter structure comprises at least one first region and at least one second region, and each sub pixel comprises one first region and one second region, the orientation of the liquid crystal molecules of the first region is parallel to the first substrate, and the orientation of the liquid crystal molecules of the second region is vertical to the first substrate.

7. The reflective type naked-eye 3D display apparatus according to claim 1 , wherein the polarizing filter structure comprises:
a first substrate and a second substrate disposed to be opposite to each other; and
liquid crystal molecules between the first substrate and the second substrate and formed of a Nematic phase liquid crystal and a dichromatism dye, wherein an original orientation of the liquid crystal molecules is parallel to the first substrate, and after applying an electric field to the polarizing filter structure, the orientation of the liquid crystal molecules is vertical to the first substrate.

8. The reflective type naked-eye 3D display apparatus according to claim 7 , wherein the polarizing filter structure comprises at least one first region and at least one second region, and each sub pixel comprises one first region and one second region, the orientation of the liquid crystal molecules of the first region is parallel to the first substrate, and the orientation of the liquid crystal molecules of the second region is vertical to the first substrate.

9. The reflective type naked-eye 3D display apparatus according to claim 1 , wherein the fourth region of the reflective layer structure comprises a nano-scale wire grid polarizer; or
the fourth region of the reflective layer structure comprises a cholesteric phase liquid crystal display panel; or
the fourth region of the reflective layer structure comprises a 3M selectively reflective film.

10. A manufacturing method of manufacturing a reflective type naked-eye 3D display apparatus, comprising:
forming a liquid crystal display panel;
the manufacturing method further comprises:
forming a polarizing filter structure on the liquid crystal display panel, wherein the polarizing filter structure comprises different regions where linear polarizing lights having different polarizing states are transmitted; and
forming a reflective layer structure under the liquid crystal display panel, wherein the reflective layer structure comprises different regions and linear polarizing light of a preset direction is reflected, and wherein the reflective layer structure further comprises at least one third region and at least one fourth region, and each sub pixel comprises one third region and one fourth region, the third region of the reflective layer structure is constituted by a ¼ wave plate and a reflective plate; the fourth region of the reflective layer structure reflects the linear polarizing light of the preset direction and transmits the linear polarizing light perpendicular to the preset direction.

11. The manufacturing method of the reflective type naked-eye 3D display apparatus of claim 10 , wherein the manufacturing method further comprises:
forming a light absorbing layer under the reflective layer structure.

12. A reflective type naked-eye 3D display apparatus, comprising:
a liquid crystal display panel;
wherein the reflective naked-eye 3D display apparatus further comprises:
a polarizing filter structure disposed on the liquid crystal display panel, wherein the polarizing filter structure comprises different regions where linear polarizing lights having different polarizing states are transmitted; and
a reflective layer structure disposed under the liquid crystal display panel, wherein the reflective layer structure comprises different regions where linear polarizing light of a preset direction is reflected or transmitted, and the reflective layer structure covers an entire surface of the liquid crystal display panel;
wherein the reflective layer structure comprises at least one third region and at least one fourth region, and each sub pixel comprises one third region and one fourth region, the third region of the reflective layer structure is constituted by a ¼ wave plate and a reflective plate; the fourth region of the reflective layer structure reflects the linear polarizing light of the preset direction and transmits the linear polarizing light perpendicular to the preset direction.

13. The reflective type naked-eye 3D display apparatus according to claim 12 , wherein the reflective naked-eye 3D display apparatus further comprises:
a light absorbing layer disposed under the reflective layer structure.

14. The reflective type naked-eye 3D display apparatus according to claim 12 , wherein the light absorbing layer comprises black organic material, black inorganic material or

Assignees

• Boe Technology Group Co Ltd

Inventors

• Li Wenbo
• Wu Yanbing

Classifications

• G02F1/133512

  Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence) · CPC title

• G02F1/13363

  Birefringent elements, e.g. for optical compensation · CPC title

• G02F1/133553

  Reflecting elements (associated to illuminating devices G02F1/133605) · CPC title

• G02F1/133528

  Polarisers · CPC title

• G02B30/25

  using polarisation techniques · CPC title