CREW offers Open Access

CREW is in continuous Open Access phase to support your experiments free of charge!

Final public event & Globecom tutorial

CREW will present its final results at the Wireless Community event (Leuven, Belgium, 29 October 2015, more info) and organises a hands-on tutorial at Globecom (San Diego, USA, 10 December 2015, more info)

CREW PORTAL: access the CREW facilities

Interested in using the CREW facilities?
[Start here] - [Browse by name] - [Overview images] - [Advanced info] - [WTA GitHub].

Basic tutorial

This tutorial explains how to set up a basic transmission.
Download this Zip archive with all necessary default configuration files.

Setup the eNB

  • Power the hardware
    • Sorbas eNB Simulator
    • Radio Unit
    • eNB control computer
  • Configure the eNB
    • Open the SimpleProxy 1.3.1 tool
    • Click Load Settings and select CREW_DL_config_default_1eNB_2UEs.xml or CREW_UL_config_default_1eNB_2UEs.xml
    • Click Reset to reset the eNB
    • Wait for eNB broadcast message to appear in the logging box below
    • Click Config to send the configuration to the eNB
    • Check logging box for errors

Setup the UE

  • Power the hardware
    • Sorbas Test UE
    • Radio Unit
    • UE control computer
  • Configure the UE
    • Open the TestUE Config tool
    • Select the System Config tab
    • Click Load settings and select CREW_DL_config_default_UE_id=0 or CREW_UL_config_default_UE_id=0
    • Click DL config and wait for UE response
    • Click UL config and wait for UE response
  • Trace
    • Open the TestUE Trace tool
    • Select the Display (4) tab
    • Click Enable
    • Click Run

The system is now running. Check spectrum on R&S FSQ.

Record IQ data dumps

  • Dump at the eNB
    • Open the SimpleProxy 1.3.1 tool
    • Click Freq && Dump tab
    • Click Start Dump
  • Dump at the UE
    • Browse into the directory of the UE_dump_tool
    • Click start.bat
  • Process IQ dumps
    • Extract IQ samples and AGC values with dumpDemux.m script
    • Perform further processing in Matlab