Results 61 to 70 of about 11,602,791 (361)
Land Remote Sensing Applications Using Spaceborne GNSS Reflectometry: A Comprehensive Overview
IEEE Journal of Selected Topics in Applied Earth Observations and Remote SensingThe refracted, reflected, and scattered signals from global navigation satellite systems (GNSSs) have been successfully used for remote sensing (RS) of the Earth's surface and atmosphere, demonstrating their potential for sensing the atmosphere, oceans ...
Jinwei Bu +5 more
semanticscholar +1 more source
Conceptual Issues Regarding the Development of Underground Railway Laser Scanning Systems
ISPRS International Journal of Geo-Information, 2015 Mobile Laser Scanning (MLS) systems are widely applied for spatial data collection and support applications in many aspects. In recent years, MLS technology had been introduced to railway applications and greatly enhanced the spatial detail and ...
Raymond Hung, Bruce King, Wu Chen
doaj +1 more source
Safety arguments for next generation location aware computing [PDF]
, 2010 Concerns over the accuracy, availability, integrity and continuity of Global Navigation Satellite Systems (GNSS) have limited the integration of GPS and GLONASS for safety-critical applications.
Holloway, C.M., Johnson, C.W.
core +2 more sources
A Wideband Circularly Polarized Antenna with Wide Beamwidth for GNSS Applications
, 2018 —A wideband circularly polarized antenna with wide half power beamwidth (HPBW) and 3 dB axial-ratio beamwidth (ARBW) is proposed in this paper. The circularly polarized (CP) radiation is realized by feeding two crossed printed dipoles through a wideband ...
C. Li +3 more
semanticscholar +1 more source
Remote Sensing, 2022 Earth reflected Global Navigation Satellite System (GNSS) signals can be received by dedicated orbital receivers for remote sensing and Earth observation (EO) purposes. Different spaceborne missions have been launched during the past years, most of which
Weiqiang Li +4 more
semanticscholar +1 more source
Sensors, 2015 Global Navigation Satellite Systems (GNSS) broadcast signals for positioning and navigation, which can be also employed for remote sensing applications.
Micaela Troglia Gamba +5 more
doaj +1 more source
Remote Sensing, 2022 With the availability of low-cost, mass-market dual-frequency GNSS (Global Navigation Satellite System) receivers, standalone processing methods such as Precise Point Positioning (PPP) are no longer restricted to geodetic-grade GNSS equipment only ...
Roland Hohensinn +7 more
semanticscholar +1 more source
An anti-jamming system for GNSS timing applications
2018 European Frequency and Time Forum (EFTF), 2018 Radio-Frequency Interference (RFI) and jamming are increasing problems for timing applications based on Global Navigation Satellite Systems (GNSS). FENIX-lite is a real-time pre-correlation anti-jamming system designed to provide increased resilience against RFI/jamming in critical GNSS-enabled applications.
Querol Borràs, Jorge +3 more
openaire +3 more sources
Skin‐Like Airflow Odometry for Micro Aerial Vehicles Based on Distributed Thermal Anemometers
Advanced Intelligent Systems, EarlyView.A novel bioinspired skin‐like airflow odometry system for micro aerial vehicles employs distributed thermal anemometers to enable motion estimation in GNSS‐denied environments. Computational fluid dynamics simulation validates sensor deployment feasibility, while a transformer‐enhanced gated recurrent unit network extracts high‐precision airflow ...
Weicheng Di +7 more
wiley +1 more source
GNSS Reflectometry-Based Ocean Altimetry: State of the Art and Future Trends
Remote SensingFor the past 20 years, Global Navigation Satellite System reflectometry (GNSS-R) technology has successfully shown its potential for remote sensing of the Earth’s surface, including ocean and land surfaces.
Tianhe Xu +6 more
doaj +1 more source