Department of Electromagnetic FieldFaculty of Electrical Engineering
Czech Technical University in Prague
www.elmag.org
Department of Electromagnetic FieldStructure of Department
Miloš MazánekHead of Department o Electromagnetic Field
Professors
5
Associateprofessors
2
Assistantprofessors
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
FEKOConical spiral antenna
IE3DPlanar equiangular
spiral antenna
IE3DRFID antennas/sensors
Antennas design and measurement, CAD tools
CST MW StudioCollinear antennas
Antennas design and measurement, CAD tools
up to 200 GHz
47/48 GHz for HAPs experiment
Broadband DRH and horn antennas (up to 110 GHz)
Multiband patch: basic + higher order mode
CST MW StudioDRH 40 (up to 40 GHz)
Antennas design and measurement, CAD tools
Full Anechoic Antenna Chamber
Open Area Test Site
Near Field meas. Far Field
Antenna Polarization Meas.
Indoor and outdoor radiowave propagation modelling and measurement
HAP platforms
Troposphericpropagation/refractivity
Electromagnetic compatibility
Radiated EMI
30 MHz – 1 GHz (40 GHz)
Radiated EMI
Near Field Probe
9 kHz – 30 MHz
Semi-Anechoic Chamber
80 MHz – 2 GHz
Full Anechoic Chamber
500 MHz – 40 GHz
Electromagnetic compatibility
Conducted EMI
9 kHz - 30 MHz
Measurement of Shielding Effectiveness of Thin Materials
Electromagnetic compatibility
0.3 0.4 0.5 0.6 0.7 0.8 0.9 165
70
75
80
85
90
95
f [GHz]
SE
[dB
]
ref. open door
ref. open area
FEKO
Far Field Radiation
Near Field Radiation
Measurement of Shielding Effectiveness of Small / Large Enclosures
Heating of Acid
Waveguide Type
Resonant Type
Industrial Applications of Electromagnetic Field
Microwave Drying and Heating
Microwave circuits and measurement,CAD tools
MW Office
MW Aplifier
(up to 8 GHz)
CST MW Studio
Two Stage Wilkinson divider
Power Amplifiers
Microwave circuits and measurement,CAD tools
Microwave Bonding
Microscope with Length Measurement Sampling Oscilloscope
Spectrum Analyzer
IQ Generator
Vector Network Analyzer
(up to 50 GHz)
• 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 forCommunications 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
International scientific cooperation
• 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)
What we can offer …