Here’s the Base Station Simulator
It Answers All Your Questions.
Reproduce the World’s Communications Systems in a Small Workbench.
As mobile terminals, such as smartphones, become increasingly high performance and diversified to enhance the
user experience, carriers are starting to deploy LTE-Advanced technology as the next stage after LTE in speeding-up
networks and meeting the needs of smartphone users. Additionally, the automotive world is pushing forward with
new innovations, such as the connected car and self-driving vehicles, based on wireless communications technologies.
The Signalling Tester MD8475B is a base station simulator reproducing communications between base stations and
UEs. It supports the full range of communication standards including LTE, and the Anritsu SmartStudio user interface,
eliminates the need to create complex test scenarios, assuring efficient tests of complex UEs.
8TX/4RX
RF
eCall
ERA-
GLONASS
4CC/5CC
CA
Telema
tics
IMS
VoLTE
All RAT
for Cellular
7
Changing the Smartphone
Test Environment
Scenario-less Mobile Phone Function Tests
Supports Versatile Smartphone Tests
Complex tests of multifunction smartphones are supported by
the all-in-one MD8475B with interactive SmartStudio interface.
The connection status of UE and SmartStudio are easy
to understand at a glance from the block diagram.
Multi-cell Testing
Verifies correct mobile
handover by changing
settings between
neighboring base
stations.
Simulates various
environments for
measuring battery life.
Throughput, Trace, etc., screens are fetched by clicking one button.
Simulates emergency
notifications, such as
earthquake early warning,
which are hard to test on
live networks.
Evaluates throughput by
changing base station
settings and equips
built-in SIP server.
Tests both basic voice
call and Voice over LTE
(VoLTE).
Simulates a policy
delivery server and
dedicated gateway
for distributing traffic
over a WLAN.
8
Automated Confirmation of Existing Mobile Functions using SmartStudio
SmartStudio Manager helps improve development efficiency by automating checks of existing functions
at UE development, such as Voice, SMS send/receive, and other tests.
All-in-One Support for LTE and Other Communications Systems
All the world's main communications technologies, such as triple-system LTE/W-CDMA/GSM mobiles and
TD-LTE/TD-SCDMA/GSM as well as LTE hybrids, can be tested using the all-in-one MD8475B.
(Requires installation of optional units and software for each systems).
Double-clicking the base station band
displays the base station status.
Changes to base station parameters
during testing are reflected immediately
on-screen.
Details of the Smartphone and SmartStudio status can be
verified easily. Changes to reject parameters during testing are
reflected immediately on-screen.
Both base station parameters and
packet communications can be
controlled. Changes to status change
parameters during testing are reflected
immediately on-screen.
9
Signalling Tester MD8475B Applications
Configuring Multi-cell Test Environment
Performing UE tests between communications systems (handover tests) usually requires set-up of several measuring instruments and creation of
complex scenarios. SmartStudio eliminates these problems by providing a simple test environment for fast and efficient testing.
Multi System Configuration
Roaming and power consumption tests of UEs require multi-cell
connections.
The MD8475B supports up to 8RF tests.
The SmartStudio GUI makes it easy to set multi-system test
environments, especially for the latest Carrier Aggregation (CA) wireless
standards.
Multi-cell Test Configurations
Tests of UEs moving between cells take the Selection, Redirection,
Handover, and other conditions into consideration, depending on the
UE and base station conditions. SmartStudio can register these UE and
base station conditions, including the RF power, as a test case, making
it quick and easy to evaluate UE behaviors and reproduce failures. Test
cases are also useful for general UE evaluations when reproducing
Handover failures.
Selection
Reselection
Redirection
Measurement
*
PS Handover
Small-cell Switching Tests
Macrocell, small-cell, and femtocell base stations are being installed to
provide wide coverage for people moving freely between base stations;
SmartStudio provides easy test sequences for preferential capture of
small-cells.
2-cell Testing Support by SmartStudio : Supported
Cell 2
Cell 1
LTE FDD/TDD
W-CDMA/HSPA/HSPA Evolution/DC-HSDPA
GSM/GPRS/EGPRS
TD-SCDMA/TD-HSPA*
WLAN
: The WLAN Offload test requires a separate WLAN access point.
*
LTE FDD/TDD
*
*
****
W-CDMA/HSPA/
HSPA Evolution/
DC-HSDPA
—
GSM/GPRS/EGPRSTD-SCDMA/TD-HSPA*
—
*
2
WLAN
*
—
Multi-cell Testing Support by SmartStudio
Cell 1Cell 2Cell 3Cell 4
LTELTELTE—
LTELTEW-CDMA—
LTELTEGSM—
LTELTETD-SCDMA—
LTELTELTELTE
10
Signalling Tester MD8475B Applications
Configuring Multi-cell Test Environment
Carrier Aggregation Tests
The MD8475B supports LTE CA 2CC/3CC/4CC/5CC for throughput
performance tests of UEs, such as smartphones using high-speed data
networks.
Dual SIM Dual Standby (DSDS) and Dual SIM Dual Active (DSDA) tests
of dual-SIM UE can be performed using two sets of MD8475B.
Additionally, Single SIM Dual Standby (SSDS) and Single SIM Dual
Active (SSDA) of single-SIM UE can be performed using one MD8475B.
These test environments can be fully automated using SmartStudio
Manager.
Test Example:
The power consumption and throughput of a dual-SIM UE can be
confirmed while the UE is making a voice call using SIM1 and
transferring packet data using SIM2.
Shield Box
SIM-A
RF for SIM-A
SIM-B
RF for SIM-B
Simple Throughput Test Environment
Throughput testing until now
• It needs to be adjusted for each application about radio layer settings
and server settings.
• Performance depends on the PC specification and the load of
Ethernet.
iPerf app
Ethernet
Throughput Testing
• Single GUI supports to adjust for each application about radio layer
settings and server settings.
• Performance is independent from PC specification and the load of
Ethernet.
IP traffi c generato r
For the transmission and reception of the UE,
use iPerf application which is widely used for
throughput testing.
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Signalling Tester MD8475B Applications
Data Packet Communications
Data packet communication environments are complex, but SmartStudio makes it easy to resolve troublesome packet bottlenecks, shortening
evaluation times.
Versatile Server Environment
Because the MD8475B pre-installs Windows 10, commercial application
servers can be easily installed.
Voice Call Video Call Packet CallSMSMMSSMS-CB
Browsing
WAP/HTTP
Contents
Download
Streaming
DRMSyncMLE-Mail
Status Evaluation
A full line of function tools can be used to check communication status,
including throughput, ACK/NACK counts, and RF monitoring.
Simultaneous checking of multiple layers allows quick troubleshooting
during data communications.
Throughput Monitor
Checks data communications
each layer for each BTS
Counter
Displays detailed
information, including
ACK/NACK and MCS
RF Monitor
Displays TRx power for
frequency and channels
Genuine Application Test Environment
Connecting the MD8475B to the Internet supports Web application
tests using UEs under development to verify actual in-use power
consumption and throughput before market release.
MD8475B
Web Application
EthernetRF
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