ZXSDR R8882 Product Description
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Multimedia Broadcast/Multicast Service (
) services:
à
Supports broadcast and multicast functions, and supports the Point-To-Point
) and Point-To-Multipoint (
) multicast modes.
à
Supports mobility management.
à
Supports the streaming and background MBMS services.
Basic Functions
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Common functions
The ZXSDR R8882 works with BBUs to constitute the distributed BTS system. The
ZXSDR R8882 forwards signals that are received or to be transmitted to the BBU
for further processing. By connecting to the BBU, the ZXSDR R8882 provides the
following functions:
à
Through the antenna, the ZXSDR R8882 provides access to terminals and
provides RF link transmission functions, including RF receiving/transmitting
duplex, low noise amplification of received RF signals, amplification of sent
RF signals, modulation/demodulation, measurement and report, power control,
calibration, and synchronization.
à
Supports mixed-mode networking structure.
à
The ZXSDR R8882 is connected to the BBU through the optical interface. The
optical interface implements the following functions:
clock synchronization,
propagation delay measurement and compensation, IQ data transmission,
operation maintenance and configuration.
à
Provides
power
amplifier
control
and
protection
functions,
including
over-power-amplification alarms, over-temperature alarms, and Standing Wave
Ratio (
) alarms. Supports protection against reverse power connection.
Supports alarm query for operation and maintenance.
à
Through the operation and maintenance interface, provides system management
functions, including configuration management, alarm management, status
check and monitoring.
à
Locally/remotely supports software and hardware versions inquiry, software
upgrade, board resetting, power inquiry, automatic calibration, and
antenna
adjustment.
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GSM mode
When working in GSM mode, the ZXSDR R8882 provides the following functions:
à
Supports GSM frequency bands.
à
Supports GSM Phase I/Phase II/Phase II +.
à
Supports GPRS CS1 to CS4 encoding modes.
à
Supports space diversity, frequency diversity, time diversity, and polarization
diversity.
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SJ-20150104112914-001|2015-01-04 (R1.0)
ZTE Proprietary and Confidential
