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Monday, 9 January 2017

Functions of SDCCH and SACCH in GSM



Functions of SDCCH and SACCH in GSM
Here are the main Functions of SDCCH and SACCH Channels in GSM:
. SDCCH---- Stand alone Dedicated Control Channel.
Function----
a) Location updates
b) SMS(Text Messages)
c) Ciphering Initiation
d) Equipment Validation
e) Subscriber authentication
f) Call set up signaling
SACCH---Slow Associated Control Channel.
Function:
(a) Timing advance data
(b) Transmit power control
(c) transmission of signaling data
(d) radio link supervision measurements

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