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WCDMA CPICH (common pilot channel)


This tutorial section on WCDMA (UMTS) basics covers following sub topics:
UMTS Tutorial  UMTS channels  measurements  PHY layer  TDD vs FDD PHY  RRC States  Security  Cell search  Bands  UARFCN  Frame 


This page describes CPICH or common pilot channel with respect to WCDMA/UMTS system.

The pilot channel is used by the base station to provide a reference to all mobile stations and to aid the channel estimation at the terminals. It has a predefined bit sequence (all 1s) which is scrambled with the cell-specific primary scrambling code.

There are two types of CPICH: primary and secondary.

WCDMA CPICH common pilot channel

WCDMA UMTS RELATED LINKS

UMTS Network Architecture
UMTS Protocol Stack
UMTS Logical, Transport and physical channels
UMTS Spreading,scrambling and modulation
WCDMA MO CS call
WCDMA PS Call
CDMA vs GSM
WCDMA Compressed mode

RF and Wireless Terminologies


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