Patent Document ID: 20170098330
Application ID: 15264529
Patent Status: 0

Claim One:
1. A method for controlling an immersive head mounted display (HMD) configured to provide a virtual space to a user, the method comprising: generating a virtual space image, which has a first image quality and forms a virtual space viewable by the user, wherein generating the virtual space image comprises reading information relating to the virtual space previously stored in a computer; determining a reference line of sight; determining a field-of-view region of the virtual space, based on the reference line of sight; and generating, using the computer, in the field-of-view region, a field-of-view image having a second image quality higher than the first image quality, wherein generating the virtual space image further comprises reducing a polygon count as compared to the field-of-view image, and wherein generating the field-of-view image comprises increasing the polygon count of the virtual space image.