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Reply To: Forward channels in CDMA

#48217
Manu Katyal
Guest

well anni,

Ec/Io is the total Energy per chip divided by the total inference in the 1.25 Mhz spectrum(whole CDMA spectrum).It should be above a certain value so that the mobile can be distinguished by the BTS.

In CDMA Tech.

Forward Channels-

-Pilot Channel
-Paging Channel
-Sync Channel
-Traffic Channel

Reverse Channels-

-Access Channel
-Reverse Traffic Channel

Pilot Ch.- The pilot channel is used by the mobile unit to obtain initial system synchronization and to provide time, frequency, and phase tracking of signals from the cell site.