Common Control Channel. Common Control Channels support common procedures required to establish a dedicated link with the network . Typical channels include the RACH (Random Access Channel), PCH (Paging Channel) and AGCH (Access Grant Channel) within GSM.
Read moreWhat is dedicated control channel?
Dedicated control channel (DCCH): A point-to-point bidirectional channel that transmits dedicated control information between a UE and the network . It is used by UEs that have RRC connection. The traffic channels are exclusively used for the transfer of user-plane information.
Read moreWhat are GSM channels?
GSM uses a variety of ‘channels’ in which the data is carried. In GSM, these channels are separated into physical channels and logical channels . The Physical channels are determined by the timeslot, whereas the logical channels are determined by the information carried within the physical channel.
Read moreWhat is traffic channel GSM?
The traffic channels are the resources available to the user for either speech or data . A logical traffic channel in GSM is abbreviated by TCH. It can be used for either data or speech. The radio interface must support bi-directional transmission in order to support speech and data communication.
Read moreWhich is a broadcast channel in GSM architecture?
Broadcast control channels are transmitted in downlink direction only i.e. only transmitted by BTS . . The broadcast channels are used to broadcast synchronization and general network information to all the MSs within a cell. .
Read moreWhat is TCH availability?
information & signalling. • TCH Availability Rate: It is the number of TCH . available divided by maximum number of TCH . channels possible for carrying traffic .
Read moreWhat is BCCH carrier?
The radio frequency (RF) carrier used to transmit the BCCH is referred to as the BCCH carrier. The mobile station (MS) monitors the information carried on the BCCH periodically (at least every 30 secs), when it is switched on and not in a call.
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