Electronic Device Having Heat Radiator and Method for Controlling the Electronic Device

An electronic device comprising:

• a frame including at least one optical assembly and a structure to receive a portable electronic device including a display, and wherein when an image on the display can be seen through the at least one optical assembly when the portable electronic device is mounted in the structure;
• a wearing member connected to the frame and configured to be worn together with the frame on a head of a user;
• and
• a fan configured to generate air flow in a space between the display and the optical assembly.

A method for controlling heat radiation in an electronic device, the method comprising:

• making a determination of whether a user is wearing the electronic device with a portable electronic device mounted thereon, the portable electronic device displaying a screen according to at least one of a virtual reality (VR) operation and a see-through operation;
• detecting temperature of the portable electronic device;
• and
• operating a heat radiator installed in the electronic device to remove heat from the portable electronic device.