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Method and Apparatus for Authenticating Location-based Services without Compromising Location Privacy
The present invention relates to a method and an apparatus for authenticating location-based services without compromising location privacy, which comprises a comprehensive solution that preserves unconditional location privacy when authenticating range queries using three authentication schemes, to..... [Detail]
Tags: Computer Engineering
Method and Apparatus for Eye Gaze Tracking
The present invention relates to method and apparatus of an eye gaze tracking system. In particular, the present invention relates to method and apparatus of an eye gaze tracking system using a generic camera under normal environment, featuring low cost and simple operation. The present invention ..... [Detail]
Method and Apparatus for Measuring Amount of Material Removed from Target in Pulsed Laser Ablation
The technology aims at authenticating artwork, such as a painting by analyzing the elemental composition of the pigments. Lasers are used to analyze the pigments on the substrate via the vaporization of a small amount of the pigment (i.e. nano grams) by a laser pulse. The dense and exploding vapor..... [Detail]
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