Patent ID: 8295707

Claim:
An electronic device, comprising: a device housing; an emitter for emitting an optical signal as a control signal for the electronic device, and the emitter being separated from the device housing; a receiver for receiving the optical signal, the receiver being disposed inside the device housing, and a top side of the receiver being shielded by the device housing; and a reflection structure formed on a surface of the device housing and neighboring to the receiver; wherein when the emitter is disposed in front of the device housing, the optical signal transmitted from the emitter directly reaches the reflection structure without entering the device housing and is reflected by the reflection structure, and then the optical signal travels toward the receiver; and the device housing comprises: a screen housing having an outer edge; and an extending portion having a first segment and a second segment, wherein the first segment is connected to the screen housing and extends outwards to allow the second segment to surpass the outer edge, the receiver is disposed on the screen housing, the reflection structure is disposed on the second segment, and when a user is in front of the device housing, the user will see the reflection structure outside the outer edge.