CPC G02B 27/0172 (2013.01) [G06F 1/163 (2013.01); G06F 1/1686 (2013.01); G06F 3/005 (2013.01); G06F 3/011 (2013.01); G06F 3/017 (2013.01); G06F 3/0346 (2013.01); G06F 3/0416 (2013.01); G06F 3/0482 (2013.01); G06F 3/0483 (2013.01); G06F 3/147 (2013.01); G06T 19/006 (2013.01); G06V 10/10 (2022.01); G06V 10/20 (2022.01); G06V 10/255 (2022.01); G06V 10/40 (2022.01); G06V 10/751 (2022.01); G06V 20/20 (2022.01); G02B 2027/014 (2013.01); G02B 2027/0138 (2013.01); G02B 2027/0178 (2013.01)] | 20 Claims |
1. A method of displaying a virtual screen, performed by a glass type head-mounted display (HMD) device, the method comprising:
obtaining, through a camera of the HMD device, an image of an object in an actual space;
identifying a state of the object based on the obtained image;
determining a region corresponding to the object in which a virtual screen is to be displayed based on the identified state of the object; and
outputting, through a projector of the HMD device, light related to the virtual screen, such that in the user's view, the virtual screen is displayed on the determined region.
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