User-Defined Coverage of Media-Player Devices on Online Social Networks

摘要

In one embodiment, a method includes receiving an authentication key broadcasted from a media-player device at the client system which is within a wireless communication range of the media-player device, wherein the media-player device comprises a plurality of antennas, verifying the authentication key by the client system to register the user to the media-player device, and sending instructions from the client system to adjust a power level of each of the plurality of antennas, the instructions being determined based on broadcast signals received at the client system and on a respective position of the client system associated with each received broadcast signal, wherein the respective position of the client system is determined with respect to a position of the media-player device.