In the displays industry, flat panel display is an important technology and is dominating the market. Flat displays typically are plasma displays or Liquid Crystal Displays (LCDs), although LED displays, in particular Organic Light Emitting Diode (OLED) display technology, are proving very promising.....
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After the outbreak of SARS and other airborne diseases happened recently in Hong Kong, awareness of public about the indoor air quality is aroused. Air purifier, air handling appliances like fan and air conditioner; as well as catalytic reaction to produce fine chemicals all related to the use of Si.....
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Switched-capacitor (SC) regulators are important components in many portable electronic applications such as mobile phones and PDAs to provide stable voltage supply for other different processing systems. Conventionally, extra power transistor or auxiliary circuits were used in the regulators for mo.....
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The demand for high quality and high information content liquid crystal display (LCD) and Organic Light-Emitting Diode (OLED) display has been driving the switch from passive to active matrix (AM) panels. For small size, high information-content, high functional integration and low-power consumption.....
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This invention is about three new measuring methods to determine the twist angle and retardation value of any twisted nematic liquid crystal cell. Twist angle of the liquid crystal alignment and the retardation value are important design parameters in determining the optical performance of liquid c.....
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