Patent ID: 7813746

Claim:
For use in a wireless network, a base station capable of transmitting broadcast data over a shared traffic channel to a plurality of mobile stations in a coverage area of said base station, wherein said base station is capable of transmitting a first control message over said shared traffic channel to said plurality of mobile stations, said first control message operable to assign a shared public long code mask (PLCM) to said plurality of mobile stations, transmitting a second control message to said plurality of mobile stations, said second control message operable to assign a shared Walsh Code (WC) to said plurality of mobile stations, transmitting mobile station-specific information to a first target mobile station by transmitting in said broadcast data a first packet data unit containing a first local address identifier associated with said first target mobile station, transmitting multicast information to a first group of mobile stations by transmitting in said broadcast data a second packet data unit containing a second local address identifier associated with said first group of mobile stations, wherein said broadcast data comprises the first local address identifier and said mobile station-specific information, and wherein the first address identifier comprises fewer bits than the mobile station electronic serial number (ESN) value.