Patent ID: 11887518
Assignee: SHARP KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. A control method of a display device including a first liquid crystal panel and a second liquid crystal panel disposed on a back face side of the first liquid crystal panel, the control method comprising:
compensating for a display position of an image on the second liquid crystal panel based on position compensation information indicating a relative positional relationship between the first liquid crystal panel and the second liquid crystal panel;
expanding a first displayable area of the image before the display position is compensated for, or a second displayable area of the image after the display position is compensated for, in the compensating for the display position of the image; and
cutting an area not displayed on the second liquid crystal panel from the image expanded in the expanding,
wherein expanding the first displayable area of the image comprises expanding the first displayable area of the image based on a result of performing a filtering on each of a plurality of pixels composing a perimeter of the image as a pixel of interest.