Stereoscopic display device and manufacturing method thereof

Patent metadata

Field	Value
Publication number	US-9521402-B2
Application number	US-201414386787-A
Country	US
Kind code	B2
Filing date	Aug 22, 2014
Priority date	Aug 18, 2014
Publication date	Dec 13, 2016
Grant date	Dec 13, 2016

Abstract

The present invention discloses a stereoscopic display device and a manufacturing method thereof, which comprises: the display panel comprises a first row sub-pixel and a second row sub-pixel adjacently disposed in the column direction, the display control unit acquires a plurality of viewpoint images and divides the plurality viewpoint images into a first group viewpoint image and a second group viewpoint image, the display control unit further controls the first row sub-pixel to periodically display the content of each viewpoint image in the first group viewpoint image, and controls the second row sub-pixel to periodically display the content of each viewpoint image in the second group viewpoint image; the grating lens comprises a first row lens unit and a second row lens unit adjacently disposed in the column direction, which respectively cover on the first row sub-pixel and the second sub-pixel, the lens unit of the first row lens unit and the lens unit of the second row lens unit are staggered from each other along the row direction, and the staggered amount is less than one sub-pixel cycle, which can eliminate the moiré and can solve the crosstalk between each adjacent pixel unit. Through the above way, the present invention can eliminate the moiré and can solve the crosstalk between each adjacent pixel unit.

First claim

What is claimed is:

1. A stereoscopic display device, wherein the stereoscopic display device comprises:
A display panel, the display panel comprising a first row sub-pixel and a second row sub-pixel adjacently disposed in the column direction, the first row sub-pixel and the second row sub-pixel respectively comprising a plurality of sub-pixels periodically arranged along the row direction;
A display control unit, the display control unit acquiring a plurality of viewpoint images, and the plurality of viewpoint images viewpoint image being divided into a first group of viewpoint image and a second group of viewpoint image, the display control unit further controlling the first row sub-pixel to display the contents of each viewpoint image in the first group of viewpoint image, and controlling the second row sub-pixel to display the contents of each viewpoint image in the second group of viewpoint image;
A grating lens, the grating lens comprising a first row lens unit and a second row lens unit adjacently disposed in the column direction, the first row lens unit and the second row lens unit respectively comprising a plurality of lens units periodically arranged along the row direction, the first row lens unit covering on the first row sub-pixel, and the arranging cycle of the lens unit in the first row lens unit being in accordance with the display cycle of the first row sub-pixel, the second row lens unit covering on the second row sub-pixel, and the arranging cycle of the lens unit in the second row lens unit being in accordance with the display cycle of the second row sub-pixel, wherein the lens unit of the first row lens unit and the lens unit of the second row lens unit are staggered from each other along the row direction, and the staggered amount is less than one sub-pixel cycle;
Wherein the lens unit of first row lens unit and the lens unit of the second row lens unit are staggered a half cycle of the sub-pixel from each other along the row direction; the gating lens is a liquid crystal lens, and comprising a plurality of driving electrodes periodically arranged in the row direction, each driving electrode comprises a first sub-electrode extending along the column direction and corresponding to the lens unit of the first row lens unit, a second sub-electrode extending along the column direction and corresponding to the lens unit of the second row lens unit, and a third sub-electrode connecting with the adjacent end of the first sub-electrode and the second sub-electrode along the row direction, wherein the first sub-electrode and the second sub-electrode of the same driving electrode are staggered from each other along the row direction, and the staggered amount is less than one sub-pixel cycle.

2. The device as claimed in claim 1 , wherein the outer edge of the lens unit of the first row lens unit is located directly above the center line of the sub-pixel of the first row sub-pixel, the outer edge of the lens unit of the second row lens unit is located directly above the center line of a interval region between the two adjacent sub-pixels of the second row sub-pixel.

3. The device as claimed in claim 1 , wherein the display control unit acquires 2N viewpoint images, the first group of the viewpoint images and the second group of the viewpoint images respectively comprise N viewpoint images, N is a positive integer equal to or greater than 2.

4. The device as claimed in claim 3 , wherein the grating lens further comprises a first black matrix, the first black matrix is disposed on the boundary line between the first row lens unit and the second row lens unit along the row direction, in order to avoid the first group viewpoint image and the second group viewpoint image having the crosstalk along the column direction of the first row lens unit and the second lens unit.

5. The device as claimed in claim 4 , wherein the display panel further comprises a second black matrix, the second black matrix is disposed on the boundary line between the first row sub-pixel and the second row sub-pixel along the row direction, the first black matrix and the second black matrix overlap each other.

6. A stereoscopic display device, wherein the stereoscopic display device comprises:
A display panel, the display panel comprising a first row sub-pixel and a second row sub-pixel adjacently disposed in the column direction, the first row sub-pixel and the second row sub-pixel respectively comprising a plurality of sub-pixels periodically arranged along the row direction;
A display control unit, the display control unit acquiring a plurality of viewpoint images, and the plurality of viewpoint images viewpoint image being divided into a first group of viewpoint image and a second group of viewpoint image, the display control unit further controlling the first row sub-pixel to display the contents of each viewpoint image in the first group of viewpoint image, and controlling the second row sub-pixel to display the contents of each viewpoint image in the second group of viewpoint image;
A grating lens, the grating lens comprising a first row lens unit and a second row lens unit adjacently disposed in the column direction, the first row lens unit and the second row lens unit respectively comprising a plurality of lens units periodically arranged along the row direction, the first row lens unit covering on the first row sub-pixel, and the arranging cycle of the lens unit in the first row lens unit being in accordance with the display cycle of the first row sub-pixel, the second row lens unit covering on the second row sub-pixel, and the arranging cycle of the lens unit in the second row lens unit being in accordance with the display cycle of the second row sub-pixel, wherein the lens unit of the first row lens unit and the lens unit of the second row lens unit are staggered from each other along the row direction, and the staggered amount is less than one sub-pixel cycle.

7. The device as claimed in claim 6 , wherein the lens unit of first row lens unit and the lens unit of the second row lens unit are staggered a half cycle of the sub-pixel from each other along the row direction.

8. The device as claimed in claim 7 , wherein the outer edge of the lens unit of the first row lens unit is located directly above the center line of the sub-pixel of the first row sub-pixel, the outer edge of the lens unit of the second row lens unit is located directly above the center line of a interval region between the two adjacent sub-pixels of the second row sub-pixel.

9. The device as claimed in claim 6 , wherein the display control unit acquires 2N viewpoint images, the first group of the viewpoint images and the second group of the viewpoint images respectively comprise N viewpoint images, N is a positive integer equal to or greater than 2.

10. The device as claimed in claim 9 , wherein the grating lens further comprises a first black matrix, the first black matrix is disposed on the boundary line between the first row lens unit and the second row lens unit along the row direction, in order to avoid the first group viewpoint image and the second group viewpoint image having the crosstalk along the column direction of the first row lens unit and the second lens unit.

11. The device as claimed in claim 10 , wherein the display panel further comprises a second black matrix, the second black matrix is disposed on the boundary line between the first row sub-pixel and the second row sub-pixel along the row direction, the first black matrix and the second black matrix overlap each other.

12. The device as claimed in claim 6 , wherein the gating lens is a liquid crystal lens, and comprising a plurality of driving electrodes periodical

Assignees

• Shenzhen China Star Optoelect
• Shenzhen China Star Optoelect

Inventors

• Liao Qiaosheng

Classifications

• H04N13/305 Primary

  using lenticular lenses, e.g. arrangements of cylindrical lenses · CPC title

• H04N13/351

  for displaying simultaneously · CPC title

• G02F1/1335

  Structural association of cells with optical devices, e.g. polarisers or reflectors · CPC title

• H04N13/315

  the parallax barriers being time-variant · CPC title

• G02B30/27

  involving lenticular arrays · CPC title