... be different for different users within the cell and between cells. It is used for transmitting the forward access channel (FACH) for access grant and the paging channel (PCH) for paging, both ... high-speed data for multimedia services has been the driving forces for developments in third generation, or 3G, infrastructures. Perhaps a more subtle reason for the need for 3G is the growing ... sequences for channel separation, Gold sequences for cell and user separation Spreading code (uplink) Variable-length orthogonal sequences for channel separation, Gold sequence 241 for user...