CPC G09G 3/20 (2013.01) [G01J 1/4204 (2013.01); G09G 2320/0626 (2013.01); G09G 2330/021 (2013.01); G09G 2360/144 (2013.01); G09G 2360/16 (2013.01)] | 20 Claims |
1. An electronic device comprising:
a light-measuring sensor;
a display;
a memory; and
at least one processor operatively connected to the light-measuring sensor, the display, and the memory,
wherein the at least one processor is configured to:
analyze a frequency of an external light source,
obtain an operation period of the display,
obtain a ratio of an off period of time of the display, based on the operation period, and
calculate illuminance using different algorithms, based on the ratio of an off period of time of the display and a relationship between the frequency of the external light source and the operation period.
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