Granted Patent B2

US 12,531,015 · App. 18/126,874 · Granted Jan 20, 2026

Inventors: Chien-Hui Wen (Cupertino, CA); Yi Tao (San Jose, CA)

Assignee: Google LLC

G09G3/3208G09G3/035G09G2320/0233G09G2320/0626

Abstract

Claims (60)

1 . A method comprising:

receiving an indication of a luminance that is intended to be displayed by pixels of a curved-edge display;

receiving a non-uniform luminance characteristic associated with the curved-edge display;

determining, based on the received indication of the luminance and the non-uniform luminance characteristic associated with the curved-edge display, a luminance modification for the pixels of the curved-edge display, the determined luminance modification including a luminance increase for pixels at a curved portion of the curved-edge display relative to the luminance of the pixels at a flat portion of the curved-edge display, the determined luminance increase greater at a farther edge of the curved portion of the display than at a nearer edge of the curved portion of the display, the determined luminance increase for pixels at the farther edge of the curved portion of the curved-edge display is beyond a maximum luminance of the curved-edge display;

determining a luminance decrease for pixels at the flat portion of the curved-edge display;

determining a reduced luminance increase for the pixels at the farther edge of the curved portion of the curved-edge display, the reduced luminance increase not beyond the maximum luminance of the curved-edge display; and

modifying the indication of luminance for the pixels at the curved portion of the curved-edge display with the luminance modification to compensate for the non-uniform luminance characteristic associated with the curved-edge display.

2 . The method as described in claim 1 , further comprising:

displaying the modified indication of luminance by the pixels of the curved-edge display.

3 . The method as described in claim 1 , wherein determining the luminance modification uses machine learning to determine the non-uniform luminance characteristic associated with the curved-edge display.

4 . The method as described in claim 1 , wherein the non-uniform luminance characteristic associated with the curved-edge display is determined based on a reception of luminance of an on-axis sensor, the on-axis sensor oriented toward a center of a plane of a flat portion of the curved-edge display.

5 . The method as described in claim 4 , wherein the on-axis sensor is a camera, the camera oriented perpendicular to a center of the plane of the flat portion of the curved-edge display.

6 . The method as described in claim 1 , wherein the received indication of the luminance further comprises a near-curved-portion luminance, the near-curved-portion luminance for pixels of the curved-edge display not at the curved portion but near to or adjacent to the curved portion, and wherein the determining the luminance modification is further based on the near-curved-portion luminance.

7 . The method as described in claim 1 , wherein the determined luminance increase varies for different pixels of the pixels at the curved portion.

8 . The method as described in claim 1 , further comprising not applying the determined luminance increase at the farther edge.

9 . The method as described in claim 1 , wherein the determined luminance increase at the farther edge is beyond a maximum luminance of a center portion of the curved-edge display and not beyond a maximum luminance of the curved portion, the curved portion having a higher maximum luminance than the center portion.

10 . The method as described in claim 1 , further comprising causing a luminance decrease at the farther edge.

11 . The method as described in claim 10 , wherein causing the luminance to decrease turns off or substantially reduces the luminance at the farther edge.

12 . The method as described in claim 1 , wherein determining the luminance modification uses machine learning to determine the luminance modification.

13 . The method as described in claim 1 , further comprising at least one of:

modifying the indication of luminance for the pixels at the flat portion of the curved-edge display with the luminance decrease; or

wherein determining a luminance modification for the pixels of the curved-edge display is based on a lookup table that correlates indications of luminance with non-uniform luminance characteristics.

14 . A computing device comprising:

a curved-edge display;

one or more processors; and

memory storing instructions that, when executed by the one or more processors, cause the one or more processors to implement a luminance manager operable to:

receive an indication of a luminance that is intended to be displayed by pixels of the curved-edge display;

receive a non-uniform luminance characteristic associated with the curved-edge display;

determine, based on the received indication of the luminance and the non-uniform luminance characteristic associated with the curved-edge display, a luminance modification for the pixels of the curved-edge display, the determined luminance modification including a luminance increase for pixels at a curved portion of the curved-edge display relative to the luminance of the pixels at a flat portion of the curved-edge display, the determined luminance increase greater at a farther edge of the curved portion of the display than at a nearer edge of the curved portion of the display;

compare the determined luminance increase for pixels at the farther edge of the curved portion of the curved-edge display to a maximum luminance of the curved-edge display;

responsive to a determination that the determined luminance increase for pixels at the farther edge of the curved portion of the curved-edge display is beyond the maximum luminance of the curved-edge display:

determine a luminance decrease for pixels at the flat portion of the curved-edge display; and

determine a reduced luminance increase for the pixels at the farther edge of the curved portion of the curved-edge display, the reduced luminance increase not beyond the maximum luminance of the curved-edge display; and

modify the indication of luminance for the pixels at the curved portion of the curved-edge display with the luminance modification to compensate for the non-uniform luminance characteristic associated with the curved-edge display.

15 . The computing device of claim 14 , further comprising:

display the modified indication of luminance by the pixels of the curved-edge display.

16 . The computing device of claim 14 , wherein the luminance manager is further operable to use machine learning to determine the non-uniform luminance characteristic associated with the curved-edge display or the luminance modification.

17 . The computing device of claim 14 , wherein:

the non-uniform luminance characteristic associated with the curved-edge display is determined based on a reception of luminance of an on-axis sensor oriented toward a center of a plane of a flat portion of the curved-edge display; and

the on-axis sensor is a camera oriented perpendicular to a center of the plane of the flat portion of the curved-edge display.

18 . The computing device of claim 14 , wherein:

the received indication of the luminance further comprises a near-curved-portion luminance for pixels of the curved-edge display not at the curved portion but near to or adjacent to the curved portion; and

the luminance manager is further operable to determine the luminance modification further based on the near-curved-portion luminance.

19 . The computing device of claim 14 , wherein:

the determined luminance increase varies for different pixels of the pixels at the curved portion.

20 . The computing device as described in claim 14 , further comprising at least one of:

wherein the luminance manager is further operable to modify the indication of luminance for the pixels at the flat portion of the curved-edge display with the luminance decrease; or

wherein the luminance modification for the pixels of the curved-edge display is determined based on a lookup table that correlates indications of luminance with non-uniform luminance characteristics.

21 . A computer-readable medium comprising instructions which, when executed by one or more processors, cause the one or more processors to perform operations including:

receiving an indication of a luminance that is intended to be displayed by pixels of a curved-edge display;

receiving a non-uniform luminance characteristic associated with the curved-edge display;

determining, based on the received indication of the luminance and the non-uniform luminance characteristic associated with the curved-edge display, a luminance modification for the pixels of the curved-edge display, the determined luminance modification including a luminance increase for pixels at a curved portion of the curved-edge display relative to the luminance of the pixels at a flat portion of the curved-edge display, the determined luminance increase greater at a farther edge of the curved portion of the display than at a nearer edge of the curved portion of the display;

comparing the determined luminance increase for pixels at the farther edge of the curved portion of the curved-edge display to a maximum luminance of the curved-edge display;

responsive to a determination that the determined luminance increase for pixels at the farther edge of the curved portion of the curved-edge display is beyond the maximum luminance of the curved-edge display:

determining a luminance decrease for pixels at the flat portion of the curved-edge display; and

determining a reduced luminance increase for the pixels at the farther edge of the curved portion of the curved-edge display, the reduced luminance increase not beyond the maximum luminance of the curved-edge display; and

modifying the indication of luminance for the pixels at the curved portion of the curved-edge display with the luminance modification to compensate for the non-uniform luminance characteristic associated with the curved-edge display.

22 . The computer-readable medium as described in claim 21 , further comprising at least one of:

modifying the indication of luminance for the pixels at the flat portion of the curved-edge display with the luminance decrease; or

wherein determining a luminance modification for the pixels of the curved-edge display is based on a lookup table that correlates indications of luminance with non-uniform luminance characteristics.

Assignments (1)

Continuity (2)

References Cited (329)