| 摘要 |
<p>This invention relates to a display device, a method, a computer program and a system comprising a display device, wherein said display device comprises at least one light transmissive area (210) configured to be coupled to a light source (250) in order to be provided with backlight, at least one light reflective area (220), at least one light transmission control element (230) associated with said at least one light reflective area (220), wherein said display device is configured to be switched into a reflective blocking state when said at least one light transmissive area (210) is provided with backlight, and wherein in said reflective blocking state said at least one light transmission control element (230) causes light-blocking.</p> |
