Reference Manual

Broadcast
15 Broadcast
"Broadcast" denotes the RBS resources used for transmission of
Synchronisation Information and System Information.
The RBS supports:
•
Broadcast of Synchronisation Information on SCH and FCCH
•
Broadcast of System Information 1, 2, 2bis, 2ter, 3, 4 and 13 on
BCCH
• Broadcast of System Information 5, 5bis, 5ter and 6 on SACCH
(SACCH Filling)
•
Broadcast of System Information 7, 8, 13, 16 and 17 on BCCH
Extended
Short message service cell broadcast is covered within the context of
Short Message Service.
15.1 References
/GSM:04.06/
/GSM:04.08/
/GSM:05.02/
/GSM:05.03/
/GSM:05.10/
/GSM:08.58/
Whenever a reference is made to a function described in another chapter,
please refer to the table of contents to find the appropriate chapter.
15.2 Concepts
BCCH Extended Paging, Immediate Assign and System
Information 7, 8, 13, 16 and 17 may share
the same TDMA frame mapping, see /
GSM:05.02:6.5.1/ and /GSM:05.02:7:
table 2 of 7/
15.3 Functions
15.3.1 Broadcast of Synchronisation Information
Synchronisation bursts are transmitted on SCH and Frequency
Correction bursts are transmitted on FCCH.
The bursts are transmitted regularly, allowing attaching mobiles to
synchronise on the TDMA structure and on the timing of the cell.
Supported logical channels /GSM:05.02:3.3.2/:
FCCH Frequency Correction Channel
SCH Synchronisation Channel
Supported channel combinations /GSM:05.02:6.4/:
EN/LZT 720 0008 R1A
2001-06-26
161 (421)
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