Disclosed herein are antenna systems, methods, and devices. The device includes a first portion including a first antenna array; and a second portion including a second antenna array, wherein the first portion and the second portion are movable with respect to one another, and wherein the first antenna array and the second antenna array are arranged such that in a first relative position of the first portion and the second portion with respect to one another the first antenna array and the second antenna array operate in combination with one another, and in a second relative position of the first portion and the second portion with respect to one another the first antenna array and the second antenna array operate independently of one another.