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A spreading code protocol (GBCR protocol)suitable for DS CDMA wireless data networks is proposedin this paper. The network is co-ordinated by a centralstation (CS) which maintains a database tracking each user's status. Users are divided intogroups, each of which is assigned a “group-basedcommon” (GBC) code used by a transmitter in thegroup to acquire the current state of its target. Data communication...
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