Marina Cecilia Gimenez,Lucas Josef Maria Schlangen
申请号：
US14914895
公开号：
US09662067B2
申请日:
2014.08.26
申请国别(地区):
US
年份:
2017
代理人:
摘要：
The invention relates to a system (100) for sensing ambient light intensity, comprising a wearable device (10) with at least one pair of light receivers (20, 22, 23, 24, 25) arranged in two different positions for receiving light from the two different directions, and a control unit (110) configured to determine a directional illuminance based on light intensities of the light received by the pair of light receivers (20, 22, 23, 24, 25).
