A new array concept using spatially distributed subarrays for unambiguous GNSS interference mitigation in automotive applications
M Brachvogel, M Niestroj, S Zorn, M Meurer… - …, 2020 - Wiley Online Library
Radio frequency interference (RFI) poses a severe problem for conventional GNSS
receivers. Even low powered RFI can block the reception of satellite signals and prevent a …
receivers. Even low powered RFI can block the reception of satellite signals and prevent a …
Performance of GNSS beamforming algorithms using distributed sub-arrays in automotive applications
M Brachvogel, M Niestroj, S Zorn, M Meurer… - Proceedings of the 31st …, 2018 - ion.org
Antenna array systems have been proven suitable to counteract radio frequency
interference. The large size of uniform rectangular arrays with half-wave antenna spacing for …
interference. The large size of uniform rectangular arrays with half-wave antenna spacing for …
Full Wideband Calibration for an Array of Spatially Distributed Subarrays
M Brachvogel, M Niestroj… - 2023 IEEE/ION Position …, 2023 - ieeexplore.ieee.org
Resilient GNSS reception is a critical requirement for automated and autonomous driving
cars. Single-antenna receivers are prone to interference and spoofers and lack the …
cars. Single-antenna receivers are prone to interference and spoofers and lack the …
Simple and effective GNSS spatial processing using a low-cost compact antenna array
EA Marranghelli, RL La Valle… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A compact planar four-element antenna array that can be used to improve the robustness
and accuracy in applications of satellite-based navigation systems that require simple, low …
and accuracy in applications of satellite-based navigation systems that require simple, low …
Characterization of GNSS measurement distortions due to antenna array processing in the presence of interference signals
GNSS signals are relatively weak once they are received on the earth surface and due to
which they are very much vulnerable to intentional and unintentional interferences. Antenna …
which they are very much vulnerable to intentional and unintentional interferences. Antenna …
Interference mitigation in GNSS receivers by array signal processing: A software radio approach
The fact that most of high-accuracy positioning and distributed timing services, including
safety-critical operations, rely on Global Navigation Satellite Systems (GNSS) has raised the …
safety-critical operations, rely on Global Navigation Satellite Systems (GNSS) has raised the …
Analysis of GNSS beamforming and angle of arrival estimation in multipath environments
MH Keshvadi, A Broumandan, G Lachapelle - Proceedings of the 2011 …, 2011 - ion.org
In the past decade the use of antenna arrays has been used by researchers to enhance
signal detection and parameter estimation performance. A primary use of such system would …
signal detection and parameter estimation performance. A primary use of such system would …
Mitigation of carrier phase distortions induced by spatial filtering using antenna arrays
The use of GNSS positioning in highly automated systems, like packet delivering using
drones or self-driving cars, demands a reliable and accurate position estimation. At the …
drones or self-driving cars, demands a reliable and accurate position estimation. At the …
Jamming an uncalibrated GNSS array receiver of distributed antenna elements for concealed installation in passenger cars
M Brachvogel, M Niestroj, S Zorn… - 2020 European …, 2020 - ieeexplore.ieee.org
Interference signals are a severe threat to any GNSS receiver. Due to the low reception
power of satellite signals, even comparably weak interferences can significantly decrease …
power of satellite signals, even comparably weak interferences can significantly decrease …
Interference and jammer suppression of high bandwidth signals using an array of spatially distributed subarrays
M Brachvogel, M Niestroj, S Schoenbrod… - Proceedings of the 34th …, 2021 - ion.org
Antenna arrays and spatial signal processing techniques have proven to be the most
effective countermeasures against radio interference (RFI). Beamforming algorithms such as …
effective countermeasures against radio interference (RFI). Beamforming algorithms such as …