What is Sdcch in GSM?

SACCH stands for Slow Associated Control Channel and SDCCH stands for Stand Alone Dedicated Control Channel . SDCCH is the channel used for exchange of signaling messages between GSM mobile and network(base station). This is used for pure signaling purpose or establishing traffic connection.

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What is TCH in mobile?

GSM has two types of traffic channels TCH/FS and TCH/HS. It is used both in the uplink and downlink after mobile has established connection with the GSM cell (BTS). It uses 26 frame multi frame structure. TCH/FS stands for traffic channel at Full rate speech and TCH/HS stands for traffic channel at half rate speech.

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What 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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What is frequency planning in GSM?

GSM mobile system like other communication systems has the frequency band used in the systems depends on the type of the GSM system, cellular system means dividing the area region the system installed in it in to many cells, each cell and each channel must has it’s own frequency, so the frequency planning is very …

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