Display apparatus and method of driving the same

• US 9,875,705 B2
• Filed: 01/14/2016
• Issued: 01/23/2018
• Est. Priority Date: 05/13/2015
• Status: Active Grant

• Current Assignee: Beijing BOE Optoelectronics Technology Co Ltd. (BOE Technology Group Co., Ltd.), BOE Technology Group Co., Ltd.
• Original Assignee: Beijing BOE Optoelectronics Technology Co Ltd. (BOE Technology Group Co., Ltd.), BOE Technology Group Co., Ltd.
• Inventors: Yang, Jiuxia, Bai, Feng, Liu, Jiantao
• Primary Examiner(s): EURICE, MICHAEL
• Application Number:
  US15/327,378
• Publication Number:
  US 20170154589A1
• Time in Patent Office: 740 Days
• CPC Class Codes: G02B 26/02 for controlling the intensity of light G02B26/004 takes precedence
• CPC Class Codes: G02B 26/04 by periodically varying the intensity of light, e.g. using choppers shutters, diaphragms for cameras G03B9/00; devices for eliminating or reducing the effect of flicker in projection systems G03B21/40
• CPC Class Codes: G02B 26/0825 the reflecting element being a flexible sheet or membrane, e.g. for varying the focus flexible mirrors for cosmetic use A45D42/24
• CPC Class Codes: G02B 26/0841 the reflecting element being moved or deformed by electrostatic means
• CPC Class Codes: G02F 1/133345 Insulating layers G02F1/1335, G02F1/1337, G02F1/135, G02F1/136 take precedence
• CPC Class Codes: G02F 1/133512 Light shielding layers, e.g. black matrix G02F1/136209 takes precedence
• CPC Class Codes: G02F 1/133514 Colour filters
• CPC Class Codes: G02F 1/133528 Polarisers
• CPC Class Codes: G02F 1/1368 in which the switching element is a three-electrode device G02F1/136277 takes precedence
• CPC Class Codes: G02F 2201/121 common or background
• CPC Class Codes: G02F 2201/123 pixel
• CPC Class Codes: G09G 2300/04 Structural and physical details of display devices
• CPC Class Codes: G09G 2310/0235 Field-sequential colour display
• CPC Class Codes: G09G 2320/0626 for control of overall brightness
• CPC Class Codes: G09G 2330/021 Power management, e.g. power saving
• CPC Class Codes: G09G 2360/144 the light being ambient light
• CPC Class Codes: G09G 3/3426 the different display panel areas being distributed in two dimensions, e.g. matrix
• CPC Class Codes: G09G 3/3433 using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices using liquid crystal devices G09G3/36; using electrochromic devices G09G3/38
• CPC Class Codes: G09G 3/3648 using an active matrix G09G3/367 - G09G3/3696 take precedence

Abstract

Embodiments of the present invention provide a display apparatus and a method of driving the display apparatus. The display apparatus includes a display panel, a visual state acquiring module, and a visual acuity correcting module. The display panel includes M×N sub-pixels arranged in a matrix for displaying an image signal. The visual acuity correcting module is disposed in a display area of the display panel and includes a plurality of light blocking structures, the plurality of light blocking structures form M×N grid holes in one-to-one correspondence with the sub-pixels, and the visual acuity correcting module is configured to adjust sizes of the grid holes.

Claims

1. A display apparatus comprising a display panel and a visual acuity correcting module, wherein:

the display panel comprises M×

N sub-pixels arranged in a matrix for displaying an image signal, and

the visual acuity correcting module is disposed in a display area of the display panel and comprises a plurality of light blocking structures, the plurality of light blocking structures form M×

N grid holes in one-to-one correspondence with the sub-pixels, and the visual acuity correcting module is configured to adjust sizes of the grid holes based on a visual state of a user independently of driving the display panel to display the image signal.

2. The display apparatus of claim 1, wherein:

the light blocking structure comprises a movable light blocking plate.

3. The display apparatus of claim 1, further comprising:

a visual information acquiring module and a visual state analyzing module, wherein;

the visual information acquiring module is configured to acquire a frequency of wink of the user;

the visual state analyzing module is configured to analyze and acquire a visual fatigue state of the user according to the frequency of wink of the user; and

the visual acuity correcting module is further configured to adjust the sizes of the grid holes according to the visual fatigue state of the user.

4. The display apparatus of claim 3, further comprising:

a display controlling module; and

an ambient monitoring module, wherein;

the ambient monitoring module is configured to detect an ambient light intensity; and

the display controlling module is configured to adjust a display luminance of the display panel according to the ambient light intensity.

5. The display apparatus of claim 3, further comprising:

a storage module, wherein;

the storage module is configured to store the visual fatigue state.

6. A method of driving a display apparatus, the display apparatus comprising a display panel and a visual acuity correcting module, wherein:

the display panel comprises M×

N sub-pixels arranged in a matrix for displaying an image signal, and the visual acuity correcting module is disposed in a display area of the display panel and comprises a plurality of light blocking structures, the plurality of light blocking structures form M×

N grid holes in one-to-one correspondence with the sub-pixels, and the visual acuity correcting module is configured to adjust sizes of the grid holes based on a visual state of a user;

the method comprising;

driving the display panel to display an image signal; and

adjusting the sizes of the grid holes based on the visual state of the user independently of driving the display panel to display the image signal.

7. The method of claim 6, further comprising:

acquiring an ambient light intensity; and

adjusting a display luminance of the display panel according to the ambient light intensity.

8. The method of claim 6, wherein:

the light blocking structure comprises a movable light blocking plate.

9. The method of claim 6, further comprising:

acquiring a frequency of wink of a user; and

analyzing and acquiring a visual fatigue state of the user according to the frequency of wink of the user;

wherein the adjusting the sizes of the grid holes comprises;

adjusting the sizes of the grid holes according to the visual fatigue state of the user.

10. The method of claim 9, further comprising:

storing the visual fatigue state of the user.

11. The method of claim 9, further comprising:

acquiring an ambient light intensity; and

adjusting a display luminance of the display panel according to the ambient light intensity.