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This is an electromagnetic induction set-top box, the water drop on the top is a remote control, and the stone below is a set-top box. When the user picks up the remote control on the set-top box, the set-top box is on, and when puts the remote control on ,the set-top box is off.
Wuhan Polytechnic University
Wuhan, China
Jianfeng Yue,
Wuhan Polytechnic University
