Patent ID: 7667648

Claim:
A method of facilitating locating a wireless communication mobile station, comprising the steps of: communicating at least one first signal from a base station transceiver that is also used for other wireless communication with the mobile station, the first signal including information regarding a location of the base station transceiver; communicating a plurality of second signals from a corresponding plurality of ranging beacon transmitters, the second signals each including information regarding a location of the corresponding ranging beacon transmitter; and using the first and second signals to facilitate locating a mobile station; receiving previously transmitted first signals at one of the plurality of ranging beacon transmitters; determining a timing of transmission of the first signal from the base station transceiver based on the received previously transmitted first signals; and synchronizing a timing for transmitting the second signal from the one of the ranging beacon transmitters with the timing of transmission of the first signal based on the determined timing; and wherein the at least one first signal is transmitted from the base station transceiver simultaneously with the second signal transmitted from the one of the plurality of ranging beacon transmitters.