Department of Electromagnetic Field
Faculty of Electrical Engineering
Czech Technical University in Prague
www.elmag.org
Department of Electromagnetic Field
Structure of Department
Miloš Mazánek
Head of Department o Electromagnetic Field
Professors
5
Associate
professors
2
Assistant
professors
12
Ph.D.
students
28
Points of Interest
• Antennas Design and Measurement, CAD Tools
• Indoor and Outdoor Radiowave Propagation
Modelling and Measurement
• Electromagnetic Compatibility
• Biological Effects of Electromagnetic Field
• Industrial Applications of Electromagnetic Field
• Quasioptics and THz Spectroscopy
• Microwave Circuits and Measurement, CAD Tools
• Passive Optoelectronic Components
• Electromagnetic Field Effects Generally
Antennas design and measurement, CAD tools
FEKO
Conical spiral antenna
IE3D
Planar equiangular
spiral antenna
Antennas design and measurement, CAD tools
IE3D
RFID antennas/sensors
CST MW Studio
Collinear antennas
Antennas design and measurement, CAD tools
47/48 GHz for HAPs
experiment
up to 200 GHz
Broadband DRH and horn
antennas (up to 110 GHz)
CST MW Studio
DRH 40 (up to 40 GHz)
Multiband patch: basic +
higher order mode
Antennas design and measurement, CAD tools
Open Area Test Site
Near Field meas.
Antenna Polarization Meas.
Far Field
Full Anechoic Antenna Chamber
Indoor and outdoor radiowave propagation
modelling and measurement
Tropospheric
propagation/refractivity
HAP platforms
Indoor and outdoor radiowave propagation
modelling and measurement
Electromagnetic compatibility
Radiated EMI
30 MHz – 1 GHz (40 GHz)
Full Anechoic Chamber
500 MHz – 40 GHz
Semi-Anechoic Chamber
80 MHz – 2 GHz
Radiated EMI
Near Field Probe
9 kHz – 30 MHz
Electromagnetic compatibility
Conducted EMI
9 kHz - 30 MHz
Measurement of Shielding
Effectiveness of Thin Materials
Electromagnetic compatibility
Measurement of Shielding Effectiveness of Small / Large Enclosures
Far Field Radiation
FEKO
Near Field Radiation
95
ref. open door
ref. open area
90
SE [dB]
85
80
75
70
65
0.3
0.4
0.5
0.6
0.7
f [GHz]
0.8
0.9
1
Biological effects of electromagnetic
field
Microwave Thermotherapy
CST MW
Studio
Biological effects of electromagnetic
field
Clinical Testing of Thermotherapy
SemCAD
Industrial Applications of Electromagnetic Field
Microwave Drying and Heating
Waveguide Type
Resonant Type
Heating of Acid
Quasioptics and THz spectroscopy
FEKO
Fabry-Perot resonator
Results of CH3CN
Measurement
Microwave circuits and measurement,
CAD tools
CST MW Studio
Two Stage Wilkinson
divider
Power Amplifiers
MW Office
MW Aplifier
(up to 8 GHz)
Microwave circuits and measurement,
CAD tools
Microwave Bonding
IQ Generator
Vector Network Analyzer
(up to 50 GHz)
Microscope with Length
Measurement
Spectrum Analyzer
Sampling Oscilloscope
International scientific cooperation
• ACE - Antenna Center of Excellence 2005-2007
• COST 235 Propagation
• COST 255 - Radiowave propagation modelling for new
satellite communication services at Ku-band and above
• COST 280 - Propagation Impairment Mitigation for Millimetre
Wave Radio Systems
• COST 297 - High Altitude Platforms for
Communications and Other Services
• COST ASSIST IC 0603 – Antenna Systems & Sensors for
Information Society Technologies 2007-2011
• COST IC 0803 - RF/Microwave Communication Subsystems
for Emerging Wireless Technologies 2008-2012
What we can offer …
•
•
•
•
•
•
•
Reaserch and development of antennas
Testing of antennas
Reaserch and development of propagation models
Experimental propagation model testing
Development of EMC measurement methods
Design and testing of microwave circuits
Modelling of electromagnetic field (antennas,
circuits, propagation, EMC, industrial applications)
Contact / Web Links
CTU in Prague
Faculty of Electrical Engineering
Department of Electromagnetic Field
Technicka 2
166 27 Prague 6
http://www.elmag.org
http://www.feld.cvut.cz/vv/tymy/anteny.html
http://www.feld.cvut.cz/vv/tymy/radiovlny.html
http://kvastes.feld.cvut.cz/dokuwiki/doku.php