The invention relates to methods and apparatus for analyzing diamond colors by measuring the spectrum of light that passes through a cut diamond. A diamond is submerged in water or an optically clear liquid, and a light from a diffused daylight-approximating source is shot through the table facets o.....
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The system provides mobile video surveillance service for enterprises using mobile internet technology and cloud platform. All front end surveillance devices can be plugged in and used immediately by connecting to the cloud platform through the mobile internet. The administrator can manage the surve.....
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Piezoelectric ceramics, less expensive than quartz, have wide applications in medical diagnosis. The invention relates to a piezoelectric resonator that detects the presence and concentration of target markers in samples by measuring the resonator frequency changes brought about by the markers. The .....
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The invention enables a user to create images with a hand drawn appearance on a digital canvas by using a pointing device. A depth map of the painting can also be generated. The painting and its depth map can be juxtaposed to form an integrated image which can be displayed as a 3D image on a 3D or a.....
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With this new technology, a user can create paintings on a digital canvas using a pointing device. The images generated are expected to exhibit hand-drawn qualities. The depth map of the painting can be controlled, and that 3D images can be created. Watercolour paintings, graffiti paintings, and cal.....
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