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    VR5

    Unprecedented ease of use in MIMO/Beamforming testing

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    • Overview
    • Benefits
    • Features
    • Specification
    • Documents
    • White Papers

    The VR5 HD Spatial Channel Emulator brings unprecedented ease of use to testing MIMO/beamforming devices and base-stations. 8x4 MIMO, TD-LTE, LTE-Advanced, and bi-directional or handover testing are just a few of the challenges that are easily handled with this bench-top unit.

    The VR5 interface simplify the management of complex MIMO scenarios, streamlining configuration and preventing errors from creeping in. Now even the newest user can quickly set up and run the complex RF environments needed to test mobiles and base-stations used in LTE, LTE-Advanced and beyond.

    What to Test

    • MIMO and beamforming receivers
    • Mobile Devices
    • Base stations

     

     

     

      Benefits

      VR5 Benefits

      Spirent’s VR5 is the industry’s most advanced solution for emulating the complex RF channels used in advanced and forward-looking wireless technologies.

      SIMPLIFY YOUR TESTING

      • The VR5 keeps receiver testing simple, preventing setup errors… no matter how many antennas are involved in the forward-looking technologies you’re working on

      THE REAL WORLD IN YOUR LAB

      • From captured drive-test scenarios to the most complex MIMO scenarios, the VR5 brings real-world RF scenarios to your test lab

      MAXIMUM EFFECTIVENESS FROM YOUR RESOURCES

      • Even the most complicated test cases can be set up and run, quickly and correctly, by your least inexperienced team members

      Features

      VR5 Features

      • Up to 8x4 MIMO emulation in a single 6U bench-top unit
      • Completely new touchscreen GUI designed to simplify control over a complex MIMO/beamforming environment
      • Ready for MIMO Over-the-Air (MIMO-OTA) testing
      • Supports key Spirent software features:
        • Dynamic Environment Emulation (DEE)
        • Virtual Drive Test scanner-data conversion
      • Expandable bandwidth (up to 100 MHz)
      • Enhanced power output and dynamic range
      • LTE (LTE-A, FDD, TD-LTE), 802.11n/ac models

      Specification

      RF Configurations

      Support for all MIMO configurations up to 8x4 bidirectional through synchronization of multiple units.

      Single unit supports configurations up to 4x4 bidirectional or 8x4 unidirectional.

      Carrier aggregation and Band aggregation for LTE-A is supported internally.

      Ready for MIMO-OTA testing

      Supports industry-leading Spirent channel emulator add-ons:

      • Dynamic Environment Emulation
      • Virtual Drive Test data conversion
      RF Inputs and Outputs

      RF Inputs: 8

      RF Outputs: 8

      Channels and Bandwidth

      Digital Channels: 32

      Bandwidth: Up to 100 MHz

      RF Input

      Frequency Range: Continuous coverage 400-6,000 MHz

      Input Level Range: -50 to +10 dBm

      Level Resolution: 0.1dB

      Damage Level: +25 dBm (rms)

      Input Power Meter

      Modes

      • Continuous
      • RF Burst-triggering for gated signals
      RF Output Levels

      Maximum/Minimum Range: -110 to -20 dBm (rms) (up to +5 dBM peak power)

      Resolution: 0.1 dB

      Accuracy: +/- 1dB

      Residual EVM

      Better than -40 dB typical per sub-carrier, measured at -50 dBm output power in a 20 MHz LTE channel; actual value depends upon signal format, symbol rate, etc.

      Residual Noise

      Better than -170 dBc/Hz at a set output level of -40 dBm.

      RF Port VSWR

      1.3:1

      Channel Insertion Delay

      <2us

      Independent Paths

      Up to 24 paths per digital channel

      Relative Path Delay

      0 to 2000 µs, 0.1 ns resolution

      Relative Path Loss

      0 – 50 dB

      Documents

      • LTE Testing BrochureLong Term Evolution (LTE) technology supports the next generation of mobile services. Moving far beyond basic voice and texting, LTE also enables wireless broadband access.
      • MIMO Beamforming Test System DatasheetTesting 8x2, 8x4 MIMO beamforming and TD-LTE receivers requires a high degree of phase accuracy. Spirent's MB5 MIMO Beamforming Test System automates the intensive phase calibration process so you can test with confidence.
      • MIMO-OTA Environment Builder DatasheetThis software tool provides an easy-to-use interface to anechoic chamber-based MIMO Over-the-Air (MIMO-OTA) testing.
      • Virtual Drive Test Conversion Tool DatasheetNow capturing, saving and “playing back” RF environment drive test data is easier than ever with Spirent’s Virtual Drive Test-Conversion Tool (VDT-CT).
      • VR5 HD Spatial Channel Emulator DatasheetSpirent’s new VR5 HD Spatial Channel Emulator brings unprecedented ease of use to testing high-antenna-count MIMO/beamforming devices and base-stations.
      • Support Services - Wireless - DatasheetThe Annual Support Agreement is available to maximize your critical testing resource up time by providing expedited calibration, repair, and software technical support and updates.
      • Education & Implementation Services - All Product Lines - DatasheetSpirent Education & Implementation Services help you utilize all of the Spirent product’s rich testing features to their full capability.

      White Papers

      • TD-LTE and MIMO Beamforming—Principles and Test ChallengesMIMO/Beamforming Test System addresses many challenges associated with next-generation wireless receivers in base stations and mobile devices and 8 x n MIMO Beamforming being deployed in TD-LTE networks and 801.11ac testing
      • White Paper 100 - Correlation-Based Spatial Channel ModelingThe subject of this paper is Correlation-based Modeling, an alternate to the path-based SCM approach used in spatial channel modeling. Recently, correlation-based spatial channel models have become popular because of their simple mathematical form and ease of modeling.
      • White Paper 101 - Fading BasicsRadio technologies have undergone increasingly rapid evolutionary changes in the recent past. The first cellular phones used narrow-band FM modulation, which was soon replaced by digital modulation in second & third generation devices.
      • White Paper - Path-Based Spatial Channel ModelingThis white paper explains the industry-standard path-based Spatial Channel Model (SCM) used for evaluating multiple-antenna systems and algorithms.
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      Popular Resources

      • TD-LTE and MIMO Beamforming—Principles and Test ChallengesWhite Paper
      • Fading Basics WhitepaperNarrow Band, Wide Band and Spatial Channels
      • MIMO-OTA Device TestingOn-demand webinar
      • Understanding Beamforming in TD-LTE DeploymentsOn-demand webinar
      • What you Don't Know About MIMO (but should)On-demand webinar
      • MIMO GlossaryTerms you should know
      • MIMO Antenna Techniques PosterRequest your free poster
      • TD-LTE and MIMO Beamforming Wall PosterRequest your free poster

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