Results 11 to 20 of about 431 (152)

Vision-Aided RAIM: A New Method for GPS Integrity Monitoring in Approach and Landing Phase [PDF]

open access: yesSensors, 2015
In the 1980s, Global Positioning System (GPS) receiver autonomous integrity monitoring (RAIM) was proposed to provide the integrity of a navigation system by checking the consistency of GPS measurements.
Li Fu   +4 more
doaj   +3 more sources

Research on Satellite Selection Strategy for Receiver Autonomous Integrity Monitoring Applications

open access: yesRemote Sensing, 2021
Satellite selection is an effective way to overcome the challenges for the processing capability and channel limitation of the receivers due to superabundant satellites in view.
Huibin Wang   +4 more
doaj   +4 more sources

Impact of Temporal Correlation of Errors on GPS Receiver Autonomous Integrity Monitoring

open access: yesIEEE Access
Receiver Autonomous Integrity Monitoring (RAIM) is widely adopted in commercial aircraft to support integrity monitoring for aircraft navigation safety in en-route and Non-Precision Approach (NPA) phases.
Junesol Song   +2 more
doaj   +4 more sources

Advanced Receiver Autonomous Integrity Monitoring (ARAIM) for Unmanned Aerial Vehicles

open access: yesEngineering Proceedings, 2023
Advanced Receiver Autonomous Integrity Monitoring (ARAIM) is an evolution of the currently used aviation-focused Global Navigation Satellite System integrity service, Receiver Autonomous Integrity Monitoring (RAIM).
Merle Snijders   +10 more
doaj   +2 more sources

Worst-Case Integrity Risk Sensitivity for RAIM with Constellation Modernization

open access: yesRemote Sensing, 2023
The integrity improvement of receiver autonomous integrity monitoring (RAIM) can benefit from a combination of constellations. With the rapid development of constellation modernization, integrity parameters, including the probability of satellite fault ...
Liuqi Wang   +4 more
doaj   +2 more sources

Evaluation of the weighted least square based Receiver Autonomous Integrity Monitoring (RAIM) for single frequency GNSS receivers

open access: yesNatural and Applied Sciences International Journal (NASIJ), 2022
Single frequency receivers for Global Navigation Satellite System (GNSS) are low-cost and easily accessible, deeming them cost-effective for commercial applications requiring localization and tracking. However, the positioning solution these receivers provide must conform to desired reliability standards.
Sunnyaha Saeed   +3 more
openaire   +3 more sources

An Improved RAIM Availability Assessment Method Based on the Characteristic Slope [PDF]

open access: yesSensors
The availability assessment is an important step for onboard application in Receiver Autonomous Integrity Monitoring (RAIM)s. It is commonly implemented using the protection level (PL)-based method.
Jing Zhao, Dan Song, Jitao Wang
doaj   +2 more sources

Kalman Filter-Based RAIM for Reliable Aircraft Positioning with GPS and NavIC Constellations [PDF]

open access: yesSensors, 2020
This paper presents a novel Kalman filter (KF)-based receiver autonomous integrity monitoring (RAIM) algorithm for reliable aircraft positioning with global navigation satellite systems (GNSS).
Susmita Bhattacharyya, Dinesh Mute
doaj   +2 more sources

Improved receiver autonomous integrity monitoring algorithm

open access: yesThe Journal of Engineering, 2019
The integrity monitoring algorithm guarantees that the receiver can get the correct positioning and speed, which has very important theoretical significance and practical application value.
Meina Li, Zihuan Hao, Lei Zhang
doaj   +3 more sources

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