The invented double-balanced quadrature-input quadrature-output divider (QIQOD) is based on conventional multiplier-based regenerative dividers but employs four different feedback loops with appropriate phase shifts. By making use of quadrature phase outputs from any quadrature signal generator, the.....
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This is a follow-up patent on previous patent on reflective liquid crystal display (LCD), US patent no. 5,926,245. This patent discloses practical method of making reflective LCD.In the previous patent, a new type of reflective LCD was introduced and that only one front polarizer is therefore neede.....
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There are many types of bistable liquid crystal displays (LCDs). Among them, the bistable twisted nematic (BTN) LCD has one of the best optical properties with good contrast and brightness. This display relies on adjusting judiciously the cell thickness to liquid crystal pitch ratio to produce the.....
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This invention consists of a basic system (BS), (Fig. 1 – 12) an enhanced system (ES) (Fig. 13 – 17a) and a further enhanced system (FES) (Fig. 17b - 19) for radial and ring feeder comprising of electronic circuit(s) and signal wire(s) traversing along the power line(s)/ feeder. The method and syste.....
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Our invention is related to a landmark building recognition system which recognizes landmark buildings in an image and then localizes the recognized buildings on a map with related information. The system consists of one database to store the models of a set of landmark buildings which are learned .....
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