发明公开
- 专利标题: DISPLAY DRIVERS, APPARATUSES AND METHODS FOR IMPROVING IMAGE QUALITY IN FOVEATED IMAGES
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申请号: EP22180051.9申请日: 2022-06-21
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公开(公告)号: EP4138068A1公开(公告)日: 2023-02-22
- 发明人: Sahlsten, Oiva , Strandborg, Mikko
- 申请人: Varjo Technologies Oy
- 申请人地址: FI 00100 Helsinki Vuorikatu 20
- 代理机构: Aaltonen, Janne Lari Antero
- 优先权: US202117404332 20210817
- 主分类号: G09G3/20
- IPC分类号: G09G3/20 ; G09G5/377 ; G09G5/391 ; G09G5/00
摘要:
Disclosed is a display apparatus (100) comprising display (102, 404, 506), display driver (104, 502), and processor (106, 504) configured to send input signal (200) to display driver, first part (202) and second part (204) of input signal comprise first pixel data pertaining to portion of first image frame and second pixel data pertaining to second image frame, respectively, first part of input signal further comprises extra pixel data (Z1-Z4) pertaining to second image frame. Display driver is configured to: re-scale pixels (A-H) of first pixel data based on display resolution; update pixels (X1-X4) of second pixel data based on extra pixel data; generate control signal based on re-scaled pixels (A1-A4, B1-B4, C1-C4, D1-D4, E1-E4, F1-F4, G1-G4, H1-H4) and updated pixels ((Z1, X1), (Z2, X2), (Z3, X3), (Z4, X4)); drive display using control signal to present visual scene, wherein re-scaled pixels surround updated pixels when displayed on display area (402).
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