State doctoral exam topics
Radioelectronics
Electrodynamics and numerical methods, modeling of electromagnetic fields
- Electromagnetic fields - basic equations for perticular types of fields
- Methods for analytical solution of electromagnetic field
- Numerical techniques for solving electromagnetic fields
- Geometric and wave approach for solving fields
- Simulation and modeling of electromagnetic field
High frequency and microwave technology
- Waveguides and resonators
- Passive circuit blocks of microwave technology - analysis, design
- Active circuit blocks in the microwave band - analysis, design
- Microwave measurements
- Interactions of optical and microwave radiation
- Modern millimeter and submillimetre technologies
Antenna techniques
- The principles of radiation, internal and external approach
- Parameters of antennas and antenna measurement
- Antenna arrays - analysis and synthesis
- wire antennas
- Conform antennas, patch antennas
- Reflector antenna structures, lenses
- Wideband antenna structures, frequency selective surfaces, PBG
Propagation of electromagnetic waves
- Radio transmission, link budget, losses, reflection, refraction in the atmosphere
- Noise parameters, Planck's law of radiometry
- The specific properties of the surface of the earth and the earth's atmosphere and their influence on wave propagation
- Methodology for calculation of coverage in different frequency bands for fixed services
- Methodology of mobile service planning in macro, micro and picocells
- Measurement and coverage determination
Optoelectronic Systems
- Optical fibers and waveguides, parameters, transmission characteristics
- Measurement of the optical fiber and the optoelectronic measurement
- Optical environment, nonlinear optics
- Noise in the optical transmission channel
- Analog and digital optoelectronic systems, characteristics
- Optoelectronic communication systems
Medical applications of optoelectronics, electromagnetic field and microwave technology
- The interaction of electromagnetic fields with biological tissue
- Thermotherapy, Hyperthermia
- Modelling of fields - electromagnetic field distribution in the tissue
- NMR, ultrasound and radiometric temperature measurement
- Measurement of microwave thermotherapy, testing of applicators for microwave thermotherapy
- Optoelectronic systems for medical diagnosis
- Optical properties of biological tissues
Signals and Systems
- Characteristics of deterministic and random signals, signals in temporal and frequency domain
- Orthogonal expansion of the signal
- Correlation function of deterministic and random signals and its relationship to energy and power density spectrum
- Analog and digital modulation
Radio communications
- Entropy of the source, source coding
- Channel capacity and channel coding
- Linear block and convolutional codes
- Digital modulation technique
- Spread-spectrum communications
Statistical signal processing
- Principles of stochastic parameter estimation
- Application of Maximum A Posteriori Probability and Maximum Likelihood estimation on coherent and non-coherent demodulation
- Linear estimation and its application on radio-frequency signal filtration
Radio subsystems
- Frequency lock loop FLL, phase lock loop PLL, delay lock loop DLL
- Direct and indirect frequency synthesizers
- Direct frequency synthesizer DDS
Radio systems
- General schema of the radio communication system, capacity and conceptual design
- Terrestrial and satellite radio and television broadcasting
- Professional radio communication systems (radio-relay links, systems of terrestrial mobile service, cellular radio telephone systems)
- Radio-frequency measurement instruments: signal generators, RF voltmeters, Oscilloscopes, Spectral analyzers, RF and microwave network analyzers
Radio position determination and navigation
- Radio system for measurement of angle of arrival and distance
- Directional finder, VOR and TACAN
- Distance Measuring Equipment DME
- Doppler systems
- Satellite navigation systems, principles of operation, errors and their sources, errors suppression methods
- GPS and GLONASS
Radar systems
- Principle of primary and secondary radar
- Power budget, effective cross-sectional area, range
- Digital processing of radar signals
- Precision of range and angle estimation
- Secondary surveillance radar in S mode, anti-collision system ACAS
Optic radiation, electro-optics, optoelectronics
- Wave and photon representation
- Optic radiation sources
- Photon detectors, optical sensors, image sensors incl. Photo-ASICs, optical displays
- Bulk and thin-film SLM and processor elements, optic amplifiers and switching elements, memories
Optical information processing, photon metrology, physiological photonics
- Optical processor systems - parallelisms of process
- Recording, transmission and reproduction of image information
- Coding in TV.
- HVS, optic radiation impact to the human being and environmental aspects, solar energetics
- Radiometry, photometry, colorimetry