Patent ID: 9304320
Filing Date: 2016-04-05
CPC Classification: G02B,G06F

Claim Text:
1. A head-mounted display (HMD) comprising a first body and a second body, wherein: the first body comprises: a display unit configured to display visual information; a first communication unit configured to transmit/receive data; and a processor configured to control the display unit and the first communication unit; and the second body comprises: a camera unit configured to sense an image; a second communication unit configured to transmit/receive data; and a sensor unit configured to detect an input signal, wherein the second body is mountable to and detachable from the first body, wherein, when the second body is detached from the first body, the processor is further configured to: acquire a position of the second body with respect to the first body, and display, on the display unit, an image preview interface of the image sensed through fine camera unit, wherein a position of the image preview interface is determined based on the position of the second body with respect to the first body, wherein the processor is further configured to: acquire a distance between the first body and the second body, and display the image preview interface on the display unit, wherein a size of the image preview interface is determined based on the distance between the first body and the second body.