Signaling Specifications; Cpri Specifications - Huawei BBU3900 Description

LTE TDD
BBU3900&BBU3910 Description
Item
eNodeB
Maximum number
of UEs in
RRC_CONNECTE
D mode in an
eNodeB
Data radio bearer
(DRB)

2.3 Signaling Specifications

The following table lists the signaling specifications of the LMPT, UMPT, LBBP, and UBBP
boards based on the definition of one BHCA.
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2.4 CPRI Specifications

The following table lists the specifications of CPRI ports on an LBBP board.
Board
Issue 01 (2018-02-05)
Specifications
 When the UMPTa6 or UMPTb2 is used, sum of uplink and
downlink data rates at the MAC layer is 1.5 Gbit/s.
 When the UMPTb9 is used, sum of uplink and downlink data
rates at the MAC layer is 2.0 Gbit/s.
 When the LMPT is used, sum of uplink and downlink data rates
at the MAC layer is 750 Mbit/s.
 When configured with a LMPT:5400
 When configured with a UMPTa/UMPTb:10800
 When configured with a UMPTe2:
−
−
Eight DBRs per user equipment (UE)
288000 per UMPTa6
360000 per UMPTb2 or UMPTb9
180000 per LMPT
1620000 per UMPTe2
63000 per LBBPc
126000 per LBBPd
270000 per UBBPd4
396000 per UBBPd6 or UBBPd9
432000 per UBBPe4
648000 per UBBPe6
648000 per UBBPem
648000 per UBBPf1
Quantity
of CPRI
Ports
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
14400 (configured with one UMPTe2 board);
28800 (configured with two UMPTe2 boards)
CPRI Port Rate
(Gbit/s)
2 Technical Specifications
Topology Type
22