FACTS ABOUT CORE NETWORK ARCHITECTURE REVEALED

When a mobile has observed a solid pilot channel, it listens on the sync channel and decodes a Sync Channel Message to acquire a highly accurate synchronization to method time. At this time the mobile knows whether it is roaming, and that it's "in support".码片同步 ：指接收端的扩频码与发送端的扩频码在码片时序上的同步�