| 摘要 |
<p>A method for measuring a physical quantity of an object by using a single light source and a planar sensor unit, and a virtual golf system using the same are provided. According to one aspect of the present invention, there is provided a method for measuring a physical quantity of an object by using a single light source and a planar sensor unit, the method comprising: detecting, by the planar sensor unit, a shadow of the object generated by light emitted from the single light source, wherein the planar sensor unit is disposed on a bottom surface opposed to the single light source; and measuring a physical quantity of the object based on information regarding the shadow.</p> |
