Abstract: This paper describes the development of a bidirectional visible light communication system using a 5 mm red, green, and blue (RGB) light emitting diode (LED), which only serve as data ...
Since the launch of the Crossword in 1942, The Times has captivated solvers by providing engaging word and logic games. In 2014, we introduced the Mini Crossword — followed by Spelling Bee, Letter ...
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