Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 20, 2019
Patent Application Number
15178978
Date Filed
June 10, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A head mounted display (HMD) apparatus and a display method thereof are provided. The apparatus includes a display configured to provide an image, an active element comprising a plurality of micro-mirrors and configured to reflect the image provided on the display, and a processor configured to detect a user's eyesight and adjust a focal length of the image provided on the display by controlling a gradient of at least some of the plurality of the micro-mirrors based on the detected user's eyesight.
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