Patent ID: 11892747
Assignee: DSP GROUP LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A visual sensor adapted to be capped with a cap including at least one light-transmitting part comprising an opening, in the cap, the visual sensor comprising:
a light sensitive element for outputting a pixel map; and
a processor for:
determining whether the pixel map is the accordance with a predetermined pattern by obtaining a first characteristic of a preliminary pixel map, obtaining a second characteristic of the pixel map output by the light sensitive element, and comparing the first characteristic to the second characteristic;
subject to the pixel map corresponding to the predetermined pattern, determining that the visual sensor is capped by the cap, and
subject to the pixel map not corresponding to the predetermined pattern, determining that the visual sensor is not capped by the cap, and
taking an action, dependent on whether the visual sensor is capped or not capped, in accordance with a setting.