1. A computer-implemented method comprising: receiving, from a control device, one or more of directional attributes and positional attributes of the control device; receiving, from a display unit, one or more of directional attributes and positional attributes of the display unit; comparing the one or more of directional attributes and positional attributes of the control device to the one or more of directional attributes and positional attributes of the display unit; and determining a display unit identification based on the comparison of the one or more of directional attributes and positional attributes of the control device and the one or more of directional attributes and positional attributes of the display unit, the display unit identification defining the display unit that the control device is attempting to control.