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View Full Version : GSM800/GSM 1800 MULTI BAND OPERATION CONCEPT



ninoy_122184
2011-12-06, 11:09 PM
1. CONCEPT OF MULTIBAND OPERATION ........................................................................ 4
2. REALIZATION OF MULTIBAND OPERATION.................................................................... 5
2.1 Telecom aspects ............................................................................................ 5
2.1.1 Mobile-terminal capability ......................................................................... 5
2.1.2 Neighbour-cell information......................................................................... 6
2.1.3 Measurement reporting ............................................................................. 6
2.1.4 Functions not especially related to multiband operation..................................... 7
2.2 Radio link control........................................................................................... 7
2.2.1 Power control......................................................................................... 7
2.2.2 Handover .............................................................................................. 8
2.3 Operation and Maintenance (O&M)...................................................................... 9
2.3.1 Operation of a multiband network................................................................ 9
2.3.2 BSS management applications ..................................................................... 9
2.3.3 Performance measurements ......................................................................10
2.3.4 Vendor-independent network-management interface........................................11
2.3.5 External interface for configuration changes ..................................................11
2.4 Multiband BSS equipment ................................................................................12
2.4.1 Base Station Controller (BSC) .....................................................................12
2.4.2 Base Transceiver Station (BTS) ...................................................................12
2.4.3 Mobile terminal......................................................................................12
3. ANNEX A - DETAILS ON MULTIBAND HANDOVER ALGORITHM ............................................13
3.1 General rules ...............................................................................................13
3.2 Emergency handovers: Priorities of target cells .....................................................13
3.3 Scenarios....................................................................................................13
3.3.1 First situation........................................................................................14
3.3.2 Second situation: Same sites for GSM-1800 and GSM-900 BTSs .............................14
3.3.3 Third situation: GSM-1800 microcells below GSM-900 umbrella cells......................15
3.3.4 Fourth situation: GSM-1800 and GSM-900 microcells below GSM-900 umbrella
cells....................................................................................................16
3.3.5 Fifth situation: Mini GSM-1800 cells below normal GSM-900 cells..........................16
3.3.6 Sixth situation: GSM-900 umbrella cells + GSM-900 microcells + GSM-1800
minicells ..............................................................................................17


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