Display device

Patent metadata

Field	Value
Publication number	US-9628781-B2
Application number	US-201314354805-A
Country	US
Kind code	B2
Filing date	Dec 17, 2013
Priority date	Aug 20, 2013
Publication date	Apr 18, 2017
Grant date	Apr 18, 2017

Abstract

A display device comprises a display panel, a driving module coupled to the display device, a parallax baffle arranged at a light-entering side or a light-exiting side of the display panel, and at least one reflective plate arranged outside at least one edge of the display panel. The display panel comprises a plurality of display units, the driving module is configured to drive the plurality of display units of the display panel to display a plurality of images, the parallax baffle is configured to display the plurality of images displayed by the plurality of display units at a plurality of predetermined visual areas, respectively, and the at least one reflective plate is configured to reflect the image displayed at the visual area adjacent to the reflective plate to other predetermined visual area.

First claim

What is claimed is:

1. A display device, comprising a display panel and a driving circuit coupled to the display panel, the display device further comprises:
a parallax baffle arranged at a light-entering side or a light-exiting side of the display panel, and
at least one reflective plate arranged outside at least one edge of the display panel,
wherein the display panel comprises a plurality of display units,
the driving circuit is configured to drive the plurality of display units of the display panel to display a plurality of images,
the parallax baffle is configured to display the plurality of images displayed by the plurality of display units at a plurality of predetermined visual areas, respectively, and
the at least one reflective plate is configured to reflect the image displayed at the visual area adjacent to the reflective plate to other predetermined visual area.

2. The display device according to claim 1 , wherein
the plurality of display units comprise a plurality of first display units and a plurality of second display units, the plurality of first display units and the plurality of second display units are periodically arranged at a regular interval,
the driving circuit is configured to drive the plurality of first display units of the display panel to display a first image and drive the plurality of second display units of the display panel to display a second image,
the parallax baffle is configured to display the first image at a left visual area and display the second image at a right visual area,
the display device comprises merely one reflective plate, which is arranged outside an edge of the display panel adjacent to the right visual area and configured to reflect the second image displayed at the right visual area to the left visual area, and
the first image displayed at the left visual area and a mirror image of the second image reflected to the left visual area form a complete image.

3. The display device according to claim 2 , wherein the parallax baffle is a slit grating.

4. The display device according to claim 1 , wherein
the plurality of display units comprise a plurality of first display units and a plurality of second display units, the plurality of first display units and the plurality of second display units are periodically arranged at a regular interval,
the driving circuit is configured to drive the plurality of first display units of the display panel to display a first image and drive the plurality of second display units of the display panel to display a second image,
the parallax baffle is configured to display the first image at a left visual area and display the second image at a right visual area,
the display device comprises merely one reflective plate, which is arranged outside an edge of the display panel adjacent to the left visual area and configured to reflect the first image displayed at the left visual area to the right visual area, and
the second image displayed at the right visual area and a mirror image of the first image reflected to the right visual area form a complete image.

5. The display device according to claim 4 , when one display unit corresponds to one subpixel, a period of the slit grating corresponds to approximately two display units, and the opening portion of the slit grating corresponds to a junction, or a position in the vicinity thereof, between the first display unit and the second display unit.

6. The display device according to claim 4 , wherein the parallax baffle is a slit grating.

7. The display device according to claim 6 , when one display unit corresponds to one subpixel, the period of the slit grating corresponds to approximately two display units, and the opening portion of the slit grating corresponds to the junction, and a position in the vicinity thereof, between the first display unit and the second display unit.

8. The display device according to claim 1 , wherein
the plurality of display units comprise a plurality of first display units and a plurality of second display units, the plurality of first display units and the plurality of second display units are periodically arranged at a regular interval,
the driving circuit is configured to drive the plurality of first display units of the display panel to display a third image and drive the plurality of second display units of the display panel to display a fourth image,
the parallax baffle is configured to display the third image at a middle visual area, and display the fourth image at a left visual area and a right visual area, respectively,
the display device comprises two reflective plates, which are arranged outside an edge of the display panel adjacent to the left visual area and outside an edge of the display panel adjacent to the right visual area, respectively, and configured to reflect the fourth image displayed at the left visual area and the right visual area, respectively, to the middle visual area, and
the third image displayed at the middle visual area and at least a part of a mirror image of the fourth image reflected from the reflective plates adjacent to the left visual area and the right visual area to the middle visual area form a complete image.

9. The display device according to claim 8 , wherein the parallax baffle is a slit grating.

10. The display device according to claim 9 , when one display unit corresponds to one subpixel, a period of the slit grating corresponds to approximately two display units, and the opening portion of the slit grating corresponds to one display unit.

11. The display device according to claim 1 , wherein
the plurality of display units comprise a plurality of first display units, a plurality of second display units and a plurality of third display units, the plurality of first display units, the plurality of second display units and the plurality of third display units are arranged sequentially and circularly,
the driving circuit is configured to drive the plurality of first play units of the display panel to display a fifth image, drive the plurality of second display units of the display panel to display a sixth image, and drive the plurality of third display units of the display panel to display a seventh image,
the parallax baffle is configured to display the fifth image at a middle visual area, display the sixth image at a left visual area, and display the seventh image at a right visual area,
the display device comprises two reflective plates, which are arranged outside an edge of the display panel adjacent to the left visual area and outside an edge of the display panel adjacent to the right visual area, and configured to reflect the sixth image displayed at the left visual area and the seventh image displayed at the right visual area to the middle visual area, respectively, and
the fifth image displayed at the middle visual area, a mirror image of the sixth image and a mirror image of the seventh image which are reflected from the reflective plates adjacent to the left visual area and the right visual area to the middle visual area, respectively, form a complete image.

12. The display device according to claim 11 , wherein the parallax baffle is a slit grating.

13. The display device according to claim 12 , wherein a period of the slit grating corresponds to three display units and a center line of the opening portion of the slit grating substantially coincides with a center line of a set of display units.

14. The display device according to claim 1 , wherein the reflective plate is vertically arranged outside at least one edge of the display device.

15. The display device according to claim 1 ,

Assignees

• Boe Technology Group Co Ltd

Inventors

• Wu Yanbing

Classifications

• H04N13/31 Primary

  using parallax barriers · CPC title

• G02B30/27

  involving lenticular arrays · CPC title

• H04N2013/403

  the images being monoscopic · CPC title

• H04N13/322

  using varifocal lenses or mirrors · CPC title

• G02B27/2214

  Physics · mapped topic