Using characteristic mode analysis (CMA), two orthogonal modes ... The size of a single antenna element and the 1 $\times $ 2 array-unit (AU) are 20 $\times $ 21.5 mm2 and 40 $\times $ 21.5 mm2, ...

A weighted k-nearest neighbor (WKNN) algorithm is implemented to estimate the user's location. The algorithm is implemented as an Android App that could be utilized to identify the user's location in ...