CPC G06F 3/011 (2013.01) [G09G 5/003 (2013.01); G09G 2354/00 (2013.01); G09G 2370/16 (2013.01)] | 20 Claims |
1. A display device comprising:
a communicator comprising communication circuitry configured to receive a wireless signal transmitted by a wireless router; and
at least one processor, individually and/or collectively configured to:
retrieve multipath channel characteristic data based on the wireless signal,
generate similarity data representing a similarity for each time period of the multipath channel characteristic data,
adjust a threshold based on the similarity data by decreasing the threshold based on the similarity data in case an environmental indicator that indicates a presence of a user has not appeared, and increasing the threshold based on the similarity data in case the environmental indicator has appeared,
measure a motion within a specified range of the display device based on a comparison result between the similarity data and the threshold, and
control the display device based on the motion within a specified range of the display device.
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