MINI-LINKEandEMicro
3.8 MMU – Modem U nit
The MMU is the indoor interface with the radio unit. It is available in the
following versions:
• MMU with fixed traffic capacity for:
− 2x2 Mbit/s
− 4x2 or 8 Mbit/s
− 2x8 Mbit/s
− 34+2 Mbit/s
• MMU with agile traffic capacity for:
− 2x2 – 34+2 Mbit/s
MMU 2x2 - 34+2
8/34 Mbit/s
TP
O&M
NCC
RAU
8 Mbit/s
4x2 Mbit/s
DC + -
MMU 34+2
34 Mbit/s
TP
O&M
NCC
RAU
2 Mbit/s
DC + -
8 Mbit/s
TP
O&M
NCC
RAU
8 Mbit/s
DC + -
MMU 2x8
MMU 4x2/8
8 Mbit/s
TP
O&M
NCC
RAU
4x2 Mbit/s
DC + -
TP
O&M
NCC
RAU
2x2 Mbit/s
DC + -
MMU 2x2
5541
Figure 36 MMUs
All MMUs are fully independent of frequency band. Together with a radio unit
and an antenna, they contain all functions needed for a radio terminal with the
capacities listed previously.
43
AE/LZT 110 2012 R8C 2002- 03-04
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