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Introduction

Historical Background

GSM

EDGE

WCDMA

  WCDMA

Carrier Spacing and Deployment Scenarios

Logical Channels

Control Channels

Uplink Physical Channels

Downlink Physical Channels

Packet Data

Handovers

Soft Handovers

Chapter Summary

UMTS

The Future

Final Thoughts

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Control Channels

BCCH Broadcast Control Channel carries system and cell specific channels;
PCH Paging Channel for messages to the mobiles in the paging area;
FACH Forward Access Channel for messages from the base station to the mobile in one cell.

In addition to the two Control Channels there are also two Dedicated Channels;

 
DCCH
Dedicated Control Channel, this covers two channels : stand-alone dedicated control channel (SDCCH), and the Associated Control Channel (ACCH);
DTCH Dedicated Traffic Channel for point to point data transmission in the uplink and downlink.

 

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