Patent ID: 8112000

Claim:
An electronic device comprising: a casing that comprises, on its outer surface, a light reception region that receives laser light; a receiver that receives transmission data from a partner device equipped with an emission component that emits laser light and a modulator that modulates, in accordance with the transmission data, the laser light emitted from the emission component, the receiver detecting, in a state in which relative positions of a casing of the partner device and the casing of the electronic device are adjusted to communicable positions at which the laser light emitted from the partner device is incident within the light reception region of the casing of the electronic device, the laser light that is incident within the light reception region, and demodulating the transmission data from the detected laser light; and a suppression member disposed in at least an area surrounding the light reception region and suppressing leakage of the laser light from between the casing of the partner device and the casing of the electronic device.