Patent ID: 8503937
Filing Date: 2013-08-06
Classification: H03J,H04B,H04W

Abstract:
1. A method of transmitting electrical signals, the method comprising: using a global positioning satellite receiver to determine a first location of a first electrical device; using a first transmitter to transmit the first location to a first server; using a receiver to receive information identifying at least one first unused FM radio frequency at the first location from the first server; selecting a first FM radio transmission frequency from the at least one first unused FM radio frequency; communicating the first FM radio transmission frequency to a user; using the global positioning satellite receiver to determine a second location of the first electrical device; using the first transmitter to transmit the second location to the first server; using the receiver to receive second information identifying at least one second unused FM radio frequency at the second location from the first server; selecting a second FM radio transmission frequency from the at least one second unused FM radio frequency; and communicating the second FM radio transmission frequency to the user, wherein: the first location is different from the second location.