GNSS-R monitoring of soil moisture dynamics in areas of severe drought: example of Dahra in the Sahelian climatic zone (Senegal)
With population growth, water will increase in the following decades tremendously. The
optimization of water allocation for agriculture requires accurate soil moisture (SM) …
optimization of water allocation for agriculture requires accurate soil moisture (SM) …
GNSS spoofing detection and mitigation based on maximum likelihood estimation
F Wang, H Li, M Lu - Sensors, 2017 - mdpi.com
Spoofing attacks are threatening the global navigation satellite system (GNSS). The
maximum likelihood estimation (MLE)-based positioning technique is a direct positioning …
maximum likelihood estimation (MLE)-based positioning technique is a direct positioning …
A closed-form localization method utilizing pseudorange measurements from two nonsynchronized positioning systems
In a time of arrival (TOA) or pseudorange-based positioning system, user location is
obtained by observing multiple anchor nodes (ANs) at known positions. Utilizing more than …
obtained by observing multiple anchor nodes (ANs) at known positions. Utilizing more than …
Topology design for GNSSs under polling mechanism considering both inter-satellite links and ground-satellite links
Z Yan, K Zhao, W Li, C Kang, J Zheng… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Inter-satellite links (ISLs) are adopted in global navigation satellite systems (GNSSs) for high-
precision orbit determination and space-based end-to-end telemetry telecommand control …
precision orbit determination and space-based end-to-end telemetry telecommand control …
Potential impact of global navigation satellite services on total power H i intensity map** surveys
SE Harper, C Dickinson - Monthly Notices of the Royal …, 2018 - academic.oup.com
Future total-power single-dish H i intensity map** (HI IM) surveys have the potential to
provide unprecedented insight into late time (< 1) cosmology that are competitive with Stage …
provide unprecedented insight into late time (< 1) cosmology that are competitive with Stage …
Interference
T Humphreys - Springer Handbook of Global Navigation Satellite …, 2017 - Springer
Global navigation satellite system (GNSS) signals are so weak near the Earth's surface that
they can be easily squelched by natural or man-made interference. Moreover, the most …
they can be easily squelched by natural or man-made interference. Moreover, the most …
Optimal parameter design of continuous phase modulation for future GNSS signals
Y Sun - IEEE Access, 2021 - ieeexplore.ieee.org
Continuous phase modulation (CPM) is a power and spectrum efficient modulation that
intrinsically possesses constant envelope, phase continuity as well as less out of band …
intrinsically possesses constant envelope, phase continuity as well as less out of band …
Radio frequency compatibility evaluation of S band navigation signals for future BeiDou
Y Sun, R Xue, D Zhao, D Wang - Sensors, 2017 - mdpi.com
With L band frequency allocations for satellite navigation getting more crowded, S band
(2483.5–2500 MHz) is already allocated for navigation services, where Globalstar …
(2483.5–2500 MHz) is already allocated for navigation services, where Globalstar …
Distributed contact plan design for GNSSs
Next generation global navigation satellite systems (GNSSs) will embrace intersatellite links
capability as an enabler of navigation and data transfer. However, platform restrictions will …
capability as an enabler of navigation and data transfer. However, platform restrictions will …