Terminology » Mobile Communication » WCDMA SCCPCH: Secondary Common Control Physical Channel Explained

WCDMA SCCPCH: Secondary Common Control Physical Channel Explained

wcdma umts physical channel sccpch radio communication

This page describes the SCCPCH, or Secondary Common Control Physical Channel, with respect to the WCDMA/UMTS system. The Secondary CCPCH is used to carry the FACH and PCH.

Channel coding: CRC, convolutional code
Symbol rate: 15/30/60/120/240/480/960 ksps
Modulation: QPSK
Spreading: Predefined code broadcast on the BCH
Scrambling: Gold sequence - 3.84Mcps, 10 ms periodic
Power control: Not supported
Pilot symbol: Included
TFCI bits: Included/not included

WCDMA SCCPCH

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