The course on Short Range Propagation will be organized online by Institut für Nachrichtentechnik at Technische Universität Braunschweig in the framework of the European School of Antennas and Propagation 2021. The course will deal with channel modelling for medium/short range wireless systems and networks, including millimetre wave and Terahertz radio propagation, as well as aspects related to MIMO and UWB technologies for wireless on-body communication, medical and short range radar applications.
The teachers are from Technische Universität Braunschweig, University of Bologna, Karlsruhe Institute of Technology and Université Catholique de Louvain.
Course fees: University Student (full time Master or Ph. D. student) : 250€
Any other participant: 440€
Registration: https://membership.euraap.org
Payment through this site is by credit card. Where it is not possible to pay by credit card it is necessary to send an email to membership(at)euraap.org to request payment by bank transfer.
Registration deadline: 7 September 2021
Course Organisation: t.kuerner(at)tu-bs.de
| Time | Event |
|---|---|
| 8.30- 9.30 | Welcome, Introduction, Overview on radio channel modelling for wireless communications. Thomas Kürner – Technische Universtität Braunschweig |
| 9.30- 10.30 | Fundamentals of propagation and scattering I:Maxwell's equations, electromagnetic waves in lossless and lossy media, polarisation, reflection, transmission and diffraction. Conor Brennan – Dublin City University |
| 10.30- 11.00 | Coffee Break |
| 11.00- 12.00 | Fundamentals of propagation and scattering II: Maxwell's equations, electromagnetic waves in lossless and lossy media, polarisation, reflection, transmission and diffraction. Conor Brennan – Dublin City University |
| 12.00- 13.00 | Lunch Break |
| 13.00- 14.30 | Full wave techniques for wave scattering computation I: FDTD, Discretisation and Stability, Courant condition, absorbing boundary conditions and perfectly matched layers, IE formulation and MoM, Fast Multipole Method and acceleration techniques, FEM. Conor Brennan – Dublin City University |
| 14.30- 15.30 | Geometrical Theory of Propagation I: Radiation and propagation in free space, spherical waves and local plane waves, the concept of ray, ray trajectories, tube of flux, divergence factor, ray polarization. Vittorio Degli-Esposti – University of Bologna |
| 15.30- 16.00 | Coffee Break |
| 16.00- 17.00 | Geometrical Theory of Propagation II: geometrical description of electromagnetic interactions with canonical obstacles (reflection, transmission, diffraction, astigmatic waves and spreading factor, diffuse scattering). Vittorio Degli-Esposti – University of Bologna |
| 17.00- 18.00 | Exercises, Conor Brennan – Dublin City University |
| Time | Event |
|---|---|
| 8.30- 10.30 | Implementation of a ray based prediction tool: multipath propagation and ray based modeling. Digital description of antennas and environments, ray tracing (RT) and ray launching (RL), tracking of ray trajectories. Vittorio Degli Esposti – University of Bologna |
| 10.30- 11.00 | Coffee Break |
| 11.00- 12.30 | Implementation of a ray based prediction tool: Field computation along the rays, computational cost and prediction accuracy. Potential and limitations of RT/RL. Vittorio Degli Esposti – University of Bologna |
| 12.30- 13.30 | Lunch Break |
| 13.30- 14.30 | Speed up techniques for RT prediction I: Database reduction and simplification, Discrete, Environment-Driven Ray-Launching. Vittorio Degli Esposti – University of Bologna |
| 15.00- 15.30 | Coffee Break |
| 15.30-17.00 | Speed up techniques for RT prediction II: Code parallelization and GPU exploitation. Dynamic environments and Dynamic Ray Tracing. Anticipative prediction. Vittorio Degli Esposti – University of Bologna |
| Time | Event |
|---|---|
| 8.30- 10.30 | Mm-wave and Terahertz propagation I: wireless Communication Systems at 60 GHz and beyond; Propagation Conditions and Channel Models at 60 GHz. Thomas Kürner – Technische Universität Braunschweig |
| 10.30- 11.00 | Coffee Break |
| 11.00- 12.30 | Mm-wave and Terahertz propagation II: wireless Communication Systems at 60 GHz and beyond; Propagation Conditions and Channel Models at 300 GHz. Thomas Kürner – Technische Universität Braunschweig |
| 12.30- 13.30 | Lunch Break |
| 13.30- 15.00 | Mm-wave and Terahertz propagation III: Stochastic channel model for THz frequencies, impact of antenna misalignment in THz Channels, future tasks and challenges. Thomas Kürner – Technische Universität Braunschweig |
| 15.00- 15.30 | Coffee Break |
| 15.30- 17.00 | Multipath propagation: stochastic and multidimensional aspects, stationarity, Bello formalism (Channel Transfer Functions). Small-scale fading (Rayleigh, Rice, Doppler spectrum, spreading in time/angles, selectivity in frequency/space). Claude Oestges – Université Catholique de Louvain |
| 17.00- 18.00 | Demonstration of TUBS Channel Sounder. Johannes Eckhardt – Technische Universität Braunschweig |
| Time | Event |
|---|---|
| 8.30- 10.30 | MIMO channels I: MIMO channel matrix, Eigenmodes and eigenvalues, Analytical MIMO matrix representations (correlation matrix, Kronecker and eigenbeam models), Indoor MIMO channels (keyhole propagation) , MIMO channel dynamics , multi-link properties, MIMO antenna coupling. Claude Oestges – Université Catholique de Louvain |
| 10.30- 11.00 | Coffee Break |
| 11.00- 12.30 | MIMO channels II: MIMO channel matrix, Eigenmodes and eigenvalues, Analytical MIMO matrix representations (correlation matrix, Kronecker and eigenbeam models), Indoor MIMO channels (keyhole propagation) , MIMO channel dynamics , multi-link properties, MIMO antenna coupling. Claude Oestges – Université Catholique de Louvain |
| 12.30- 13.30 | Lunch Break |
| 13.30- 15.00 | MIMO channel sounding techniques: sounder architectures, parameter estimation (SAGE, Rimax, Kalman, etc.). Claude Oestges – Université Catholique de Louvain |
| 15.00- 15.30 | Coffee Break |
| 15.30- 17.00 | Propagation for body area network: on-body propagation, off-body and body-to-body propagation, stationarity and channel models. Claude Oestges – Université Catholique de Louvain |
| 17.00- 18.00 | Exercises. Conor Brennan – Dublin City University |
| Time | Event |
|---|---|
| 8.30- 10.00 | UWB Basics: UWB definitions, UWB signals, pulses, UWB channel definitions, UWB antenna characterisation. Werner Wiesbeck – Karlsruhe Institute of Technology |
| 10.00- 10.30 | Coffee Break |
| 10.30- 11.30 | UWB applications: UWB communication basics, UWB radar, UWB radar for precise, short-range measurement, UWB for medical applications. Werner Wiesbeck – Karlsruhe Institute of Technology |
| 11.30- 12.30 | Final Exam |
| 12.30- 14.00 | Lunch Break |
| 14.00- 14.30 | Wrap-up and announcement grant winners |
Note: There are two grants available for the the best two students. This grant will consist of 250€. The final exam will include an evaluation with a score. The score will be used to select students for grants.