Services And Functions - Zte ZXSDR R8860E GU858 User Manual

ZXSDR R8860E GU858 User Manual
R8860E GU858 supports two radio access modes: GSM and UMTS. it is a dual-mode
RRU.
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Distributed architecture
BBU and RRU constitute the distributed base station system, providing a more flexible
mode for base station establishment.
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Smooth evolution
Smooth evolution towards enhanced
à
software upgrade, which helps save investment for operators to the maximum
extent.
R8860E GU858 supports the 25 MHz bandwidth, which enables it to smoothly
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evolve into LTE.
l Flexible configuration and networking
With the multi-carrier technology, when R8860E GU858 works in the GSM mode,
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it supports 1 ~ 6 carriers through modifying software configuration.
When R8860E GU858 works in the UMTS mode, R8860E GU858 supports 4
à
Carrier and Sector (CS).
Within the same frequency band, R8860E GU858 can work in GSM/UMTS dual
à
mode through modifying software configuration. For example, it can support the
capacity of 4 GSM carriers plus one UMTS CS.
Star network, chaining networking, and ring networking at baseband-RF interface
à
are supported.
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Energy saving and environment protection
R8860E GU858 adopts the multi-carrier Power Amplification (PA) and advanced
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Doherty and
The typical power consumption of R8860E GU858 is less than 215 W.
à
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Easy installation
R8860E GU858 system has small size and light weight, which facilitates installation
and maintenance.

1.6 Services and Functions

R8860E GU858 works with BBU to form the distributed base station system. Signals
are transferred to BBU through R8860E GU858 for further processing. R8860E GU858
connects with the baseband processing unit and realizes the following services and
functions.
Services
R8860E GU858 provides the following services:
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GSM/EDGE
SJ-20101210110401-001|2010-12-06
DPD linear PA technology.
1-6
EDGE and HSPA+ can be realized through
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