Abstract: The problem to construct optimal conflict-avoiding codes of even lengths and the Hamming weight 3 is completely settled. On the contrary, it is still open for odd lengths. It turns out that ...

Abstract: Recently, visible light communications (VLCs) have attracted attention as a complement to wireless communications by radio frequency. In addition, the demand for Internet of Things (IoT) ...

Sometime in the next five years or so, some southern Arizona residents are going to find out that their new neighbors have a different area code. But no current customer will get a new number. All ...

Even a Tk Maxx employee wasn't aware of these secret codes IF you’ve still got Christmas presents to buy and want to make sure you get your hands on the best bargains, you’ve come to the right place.