Code acquisition in a CDMA communication system

摘要

A bearer channel modification system for a multiple access spread-spectrum communication system including a plurality of information signals each having several different channel rates which information signals are transmitted as a plurality of message code channels over an Radio Frequency (RF) channel as a Code Division Multiplexed (CDM), signal, the system comprising means for providing a plurality of call type signals corresponding to the information signal rates for the information signals; wherein each of the plurality of message code channels supports a predetermined information channel rate.