System and method for improving visual effect of a display device

1. A display system comprising:

a display device; and

a computing device executing instructions to:

receive sub-pixel values of a first plurality of sub-pixels of an image, the first plurality of sub-pixels having a plurality of colors;

select first, second, and third sub-pixels of the first plurality of sub-pixels, the selected sub-pixels having a first color and being spatially close to each other, the selected first and second sub-pixels being in the same row and spaced apart by a fourth sub-pixel of the first plurality of sub-pixels, the selected first and third sub-pixels being in the same column and spaced apart by a fifth sub-pixel of the first plurality of sub-pixels, the fourth and fifth sub-pixels having a color other than the first color;

generate sub-pixel values of a second plurality of sub-pixels:

by exchanging locations of the selected second sub-pixel and the fourth sub-pixel;

by exchanging locations of the selected third sub-pixel and the fifth sub-pixel; and

based on at least sub-pixel values corresponding to the selected first, second, and third sub-pixels; and

provide the sub-pixel values of the second plurality of sub-pixels to the display device.

2. The display system of claim 1 , the computing device executing the instructions to generate the sub-pixel values of the second plurality of sub-pixels by averaging brightness values of the selected first, second, and third sub-pixels.

3. The display system of claim 1 , wherein a display area corresponding to one of the second plurality of sub-pixels is greater than a display area corresponding to one of the first plurality of sub-pixels.

4. The display system of claim 1 , wherein the fourth and fifth sub-pixels of the first plurality of sub-pixels have different colors.

5. The display system of claim 1 , the computing device executing the instructions to

select a sixth sub-pixel of the first plurality of sub-pixels, the selected sixth sub-pixel having the first color and being spatially close to one of the selected first, second, or third sub-pixel; and

generate the sub-pixel values of the second plurality of sub-pixels based on at least the sub-pixel values corresponding to the selected first, second, and third sub-pixels and a sub-pixel value corresponding to the selected sixth sub-pixel.

6. The display system of claim 1 , wherein the display device is one of a liquid crystal display device, a light-emitting diode display device, a field emission display device, or a plasma display device.

7. The display system of claim 1 , wherein the computing device is one of a computer device or a display control circuit.

8. A method for processing image data in a display system comprising a computing device and display device, the method comprising:

receiving, at the computing device, sub-pixel values of a first plurality of sub-pixels of an image, the first plurality of sub-pixels having a plurality of colors;

selecting, by the computing device, first, second, and third sub-pixels of the first plurality of sub-pixels, the selected sub-pixels having a first color and being spatially close to each other, the selected first and second sub-pixels being in the same row and spaced apart by a fourth sub-pixel of the first plurality of sub-pixels, the selected first and third sub-pixels being in the same column and spaced apart by a fifth sub-pixel of the first plurality of sub-pixels, the fourth and fifth sub-pixels of the first plurality of sub-pixels having a color other than the first color;

generating, by the computing device, sub-pixel values of a second plurality of sub-pixels:

by exchanging locations of the selected second sub-pixel and the fourth sub-pixel;

by exchanging locations of the selected third sub-pixel and the fifth sub-pixel; and

based on at least sub-pixel values corresponding to the selected first, second, and third sub-pixels; and

providing, from the computing device, the sub-pixel values of the second plurality of sub-pixels to the display device.

9. The method of claim 8 , further comprising averaging, by the computing device, brightness values of the selected first, second, and third sub-pixels to generate the sub-pixel values of the second plurality of sub-pixels.

10. The method of claim 8 , wherein a display area corresponding to one of the second plurality of sub-pixels is greater than a display area corresponding to one of the first plurality of sub-pixels.

11. The method of claim 8 , wherein the fourth and fifth sub-pixels of the first plurality of sub-pixels have different colors.

12. The method of claim 8 , further comprising

selecting, by the computing device, a sixth sub-pixel of the first plurality of sub-pixels, the selected sixth sub-pixel having the first color and being spatially close to one of the selected first, second, or third sub-pixel,

wherein the computing device generates the sub-pixel values of the second plurality of sub-pixels based on at least the sub-pixel values corresponding to the selected first, second, and third sub-pixels and a sub-pixel value corresponding to the selected sixth sub-pixel.

13. The method of claim 8 , wherein the display device is one of a liquid crystal display device, a light-emitting diode display device, a field emission display device, or a plasma display device.

14. The method of claim 8 , wherein the computing device is one of a computer device or a display control circuit.

15. A tangibly embodied non-transitory computer-readable medium storing program code, the program code being operable, when executed by a computing device, to cause the computing device to perform a method, the method comprising:

receiving, at the computing device, sub-pixel values of a first plurality of sub-pixels of an image, the first plurality of sub-pixels having a plurality of colors;

selecting, by the computing device, first, second, and third sub-pixels of the first plurality of sub-pixels, the selected sub-pixels having a first color and being spatially close to each other, the selected first and second sub-pixels being in the same row and spaced apart by a fourth sub-pixel of the first plurality of sub-pixels, the selected first and third sub-pixels being in the same column and spaced apart by a fifth sub-pixel of the first plurality of sub-pixels, the fourth and fifth sub-pixels of the first plurality of sub-pixels having a color other than the first color;

generating, by the computing device, sub-pixel values of a second plurality of sub-pixels:

by exchanging locations of the selected second sub-pixel and the fourth sub-pixel;

by exchanging locations of the selected third sub-pixel and the fifth sub-pixel; and

based on at least sub-pixel values corresponding to the selected first, second, and third sub-pixels; and

providing, from the computing device, the sub-pixel values of the second plurality of sub-pixels to the display device.

16. The non-transitory computer-readable medium of claim 15 , wherein a display area corresponding to one of the second plurality of sub-pixels is greater than a display area corresponding to one of the first plurality of sub-pixels.

17. The non-transitory computer-readable medium of claim 15 , wherein the fourth and fifth sub-pixels of the first plurality of sub-pixels have different colors.

18. The non-transitory computer-readable medium of claim 15 , wherein the method further comprises:

selecting, by the computing device, a sixth sub-pixel of the first plurality of sub-pixels, the selected sixth sub-pixel having the first color and being spatially close to one of the selected first, second, or third sub-pixel,

wherein the computing device generates the sub-pixel values of the second plurality of sub-pixels based on at least the sub-pixel values corresponding to the selected first, second, and third sub-pixels and a sub-pixel value corresponding to the selected sixth sub-pixel.