The wideband active quasi-circulator developed by CityU allows simultaneous transmission and reception of signals from an antenna to different transmit and receive path signals without using separated filters. It enables a single device to operate in multiple bands and replace the separate blocks of.....
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A surface absorption modifier is developed to treat highly absorbent aggregates, and this patent concerns the application process of the surface modifier. Traditionally, aggregates such as sand and gravels are used to produce concrete but the decrease in granite supply leads to the application of re.....
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A surface absorption modifier is developed to treat highly absorbent aggregates, and this patent concerns the application process of the surface modifier. Traditionally, aggregates such as sand and gravels are used to produce concrete but the decrease in granite supply leads to the application of re.....
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