Patent ID: 7046717

Claim:
A method of providing access to communication channels of a wireless communication network, comprising: receiving from a remote station a detectable access burst comprising one of a plurality of possible coded preamble signals, the one coded preamble signal having been selected by the remote station from among a plurality of coded preamble signals assigned to a base station of the network and corresponding to one of a plurality of spreading codes assigned to the base station for use on uplink communications to the base station; sending an acknowledgement signal corresponding to the received coded preamble signal; receiving a power control signal from the remote station at the base station; receiving a spread-spectrum signal containing data, from the remote station following the sending of the acknowledgement signal, the received spread spectrum signal having been spread with the one spreading code corresponding to the received coded preamble signal; and transmitting a spread-spectrum signal intended for the remote station from the base station at a power level based on the received power control signal.