A big data enabled channel model for 5G wireless communication systems

J Huang, CX Wang, L Bai, J Sun, Y Yang… - … Transactions on Big …, 2018 - ieeexplore.ieee.org
The standardization process of the fifth generation (5G) wireless communications has
recently been accelerated and the first commercial 5G services would be provided as early …

Sparsity in the delay-Doppler domain for measured 60 GHz vehicle-to-infrastructure communication channels

H Groll, E Zöchmann, S Pratschner… - 2019 IEEE …, 2019 - ieeexplore.ieee.org
We report results from millimeter wave vehicle-to-infrastructure (V2I) channel measurements
conducted on Sept. 25, 2018 in an urban street environment, down-town Vienna, Austria …

Real‐time emulation of nonstationary channels in safety‐relevant vehicular scenarios

G Ghiaasi, T Blazek, M Ashury… - Wireless …, 2018 - Wiley Online Library
This paper proposes and discusses the architecture for a real‐time vehicular channel
emulator capable of reproducing the input/output behavior of nonstationary time‐variant …

Scatterer identification by atomic norm minimization in vehicular mm-wave propagation channels

H Groll, P Gerstoft, M Hofer, J Blumenstein… - IEEE …, 2022 - ieeexplore.ieee.org
Sparse scatterer identification with atomic norm minimization (ANM) techniques in the delay-
Doppler domain is investigated for a vehicle-to-infrastructure millimeter wave propagation …

Millimeter wave vehicular channel emulation: A framework for balancing complexity and accuracy

T Blazek, E Zöchmann, CF Mecklenbräuker - Sensors, 2018 - mdpi.com
We propose a general framework for the specification of a sparse representation of
millimeter wave vehicular propagation channels and apply this to both synthetic data and …

Vehicular channel characterization in orthogonal time-frequency space

T Blazek, H Groll, S Pratschner… - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
Orthogonal time-frequency space (OTFS) modulation has been suggested as modulation
scheme for the fifth generation of wireless communications and beyond. The scheme is …

Model order selection for LASSO fitted millimeter wave vehicular channel data

T Blazek, E Zöchmann… - 2018 IEEE 29th Annual …, 2018 - ieeexplore.ieee.org
For analysis of vehicle-to-vehicle (V2V) communications, a firm understanding of the
underlying channel is crucial. Through spatial filtering of narrow beams millimeter wave …

Toeplitz-based blind deconvolution of underwater acoustic channels using wideband integrated dictionaries

S Cang, J Swärd, X Sheng, A Jakobsson - Signal Processing, 2021 - Elsevier
In this paper, we propose a blind channel deconvolution method based on a sparse
reconstruction framework exploiting a wideband dictionary under the (relatively weak) …

Approximating clustered millimeter wave vehicular channels by sparse subband fitting

T Blazek, E Zöchmann… - 2018 IEEE 29th Annual …, 2018 - ieeexplore.ieee.org
Understanding millimeter wave (mmWave) vehicular channels is crucial for the application
of mmWave technologies in vehicle-to-anything settings. However, as of yet, few attempts of …

A bandwidth scalable millimetre wave over-the-air test system with low complexity

E Zöchmann, T Mathiesen, T Blazek… - 2020 14th European …, 2020 - ieeexplore.ieee.org
In this work, we show the design and validation of a testbed for over-the-air testing of
millimetre waves equipments. We have extended the frequency capabilities of a baseband …