A system, method, and wireless communication device that profiles a user thereof, or a user at a second wireless communication device in communication therewith. In one example, a computer-readable medium having computer-executable instructions for performing a method that includes computing a local activation vector based on relative timing among electrical signals corresponding to neighboring points of a plurality of points on a surface envelope. The casing main body has a box-like configuration that is open at a lower end so that the casing main body can be placed on an electrical component mounting section of the electrical junction box. The printing platform has a carrying surface, where the calibration pattern is disposed on the carrying surface.