Measurements

Network Testing
Nemo OutdoorNemo Handy

Anite product.  Nemo outdoor is installed in lap-top and performs drive test measurements of the entire air-interface of modern wireless systems (UMTS, LTE, LTE-A).

nemo_carrier_RSSI

UMTS Network Analysis with Nemo Analyze Software. Rx/Tx Info – Carrier RSSI taken with Nemo Outdoor 4.2 and processed with Analyze. (Thesis: Stilianos Kollias 2009)

Handy is installed in regular mobile phones, performs air-interface measurements for LTE wireless systems.

nemo-handy

@Keysight

nemo_analyze

LTE Network Analysis. RSRP/SNR measurements taken by Nemo Handy and processed with Nemo Analyze

Our thanks are due to Vector Technologies Ltd and Mr Panos Vouvounas!
Drones

Following the current trends in wireless systems technology, the lab recently acquired a quad-copter (IRIS+ by 3DR) for drone applications. Currently, IRIS+ is being used both for research and educational activities.

20160325_183035 Projects:

 

 

 

E/M radiation measurements

Since 2008 the lab is equipped with the SRM 3000 selective radiation meter of Narda Safety Solutions and is able to perform measurements for: SafetySafety evaluation, Spectrum analysis, Time analysis

slide_narda_topalidis

Example of field measurement

map_hondos_center2

Measurement location in the center of Tripolis

Field strength (V/m) for different frequency bands (Project: ‘EU/GR-INTENTION’ 2013)

Projects:

Narrowband Propagation Measurements

Narrowband propagation measurements for outdoor and indoor environments.

indoor_power_model_basiaka_tsirivakoy

Power model for the corridor (Tsesis: Mpasiaka-Tsirivakou 2012)

Projects:

  • Indoor Power Measurements, BSc Thesis completed in 2012.
  • Study of antennas radiation pattern in realistic environment
  • Electromagnetic radiation measurements for GSM-900 networks

 

 

 

Outside the department building (Thesis: Simatis 2006)

outdoor_spectrum

GSM received signal, duration 4 hours. (Thesis: Simatis 2006)

Key Publications: