The invention relates to circularly polarized (CP) antennas with grating dielectric elements acting as a polarizer to convert a linearly polarized omnidirectional radiation pattern from a monopole antenna to an omnidirectional CP radiation pattern. A prototype with parallelepipeds, having a very wid.....
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When a 2D image is displayed on a 3D (autostereoscopic) monitor, its resolution is significantly degraded. To overcome this problem, CityU developed an active barrier that converts a 2D display device into a 3D display device. The invention does not involve the design and development of the active b.....
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Nitrioosium (VI) complexes offer useful alternatives to metal-based anticancer drugs which may be toxic. The nitridoosium compounds described in this patent exhibit cytotoxic qualities on several types of cancer cell lines, and that they may be effective in treating or preventing tumors caused by ce.....
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Heart diseases (mainly coronary heart disease) are the second leading killer disease category in Hong Kong since 1960s. About 12 persons per day died from the coronary heart disease in 2009. Thus, the long-term and efficient measurement of electrocardiography (ECG) for chronic heart disease patients.....
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Residual or waste organic materials are valuable sources of feedstocks for bioenergy production. In Asian countries, food waste is a serious problem but if the appropriate technology is applied, we can turn these waste products into energy and this can help to minimize the environmental impact of an.....
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