搜索结果: 1-15 共查到“工学 Augmentation”相关记录25条 . 查询时间(0.071 秒)
Flight Trials of the Wide-Area Augmentation System (WAAS)
Flight Trials Wide-Area Augmentation System WAAS
2015/6/29
The Wide-Area Augmentation System (WAAS) is being rapidly developed by the Federal Aviation Administration for supplemental operational use in 1997. In time, it will be a primary navigation aid for al...
A New Method for Coverage Prediction for the Wide Area Augmentation System (WAAS)
Coverage Prediction Wide Area Augmentation System (WAAS)
2015/6/29
To provide a detailed analysis framework for WAAS accuracy prediction, a new method has been developed which combines GPS geometry simulation with least squares covariance analysis. This approach cons...
Performance Evaluation of On-Airport Local Area Augmentation System Architectures
Performance Evaluation On-Airport Local Area Augmentation System Architectures
2015/6/29
Recently there has been growing demand for a Category III precision landing system architecture which is completely contained on airport property. In response, Stanford is exploring different Local Ar...
An Integrity Equation for Use with Space Based Augmentation Systems
Integrity Equation Space Based Augmentation Systems
2015/6/29
In recent years there has been widespread growth in the number of proposed Space Based Augmentation Systems (SBAS). Such systems are being developed by both civil authorities and commercial interests....
Flight Test Evaluation of a Prototype Local Area Augmentation System Architecture
Flight Test Prototype Local Area Augmentation System Architecture
2015/6/29
A Local Area Augmentation System (LAAS) architecture alternative has been developed to provide satellite navigation performance compliant with the stringent requirements for aircraft precision approac...
Interoperation and Integration of Satellite Based Augmentation Systems
Interoperation Integration Satellite Based Augmentation Systems
2015/6/29
In recent years there has been widespread growth in the independent development of Satellite Based Augmenta tion Systems (SBASs). The Federal Aviation Admini stration’s Wide Area Augmentation System (...
Flight Trials of a Geostationary Satellite Based Augmentation System at High Latitudes and for Dual Satellite Coverage
Flight Trials Geostationary Satellite Based Augmentation System High Latitudes Dual Satellite Coverage
2015/6/29
Several flight demonstrations have taken place over the past few years to show how the Wide-Area Augmentation System (WAAS), currently under development for the Federal Aviation Administration, will i...
A Real-Time Signal Quality Monitor For GPS Augmentation Systems
Real-Time Signal Quality Monitor GPS Augmentation Systems
2015/6/29
The Local Area Augmentation System (LAAS) and the Wide Area Augmentation System (WAAS) are ground based applications of differential GPS to support aircraft terminal navigation and precision approach.
Aviation Utilization of Geostationary Satellites for the Augmentation of GPS:Ranging and Data Link
Aviation Utilization Geostationary Satellites Augmentation GPS Ranging Data Link
2015/6/29
The Wide Area Augmentation System (WAAS) is a GPS-based navigation aid currently under development by the Federal Aviation Administration (FAA). WAAS will providecorrections to aviation users for the ...
Practical Signal Quality Monitoring for Augmentation Systems
Practical Signal Quality Monitoring Augmentation Systems
2015/6/26
Signal Quality Monitoring (SQM) algorithms propose to detect anomalous GPS signal distortions primarily through the use of multicorrelator SQM receivers. However, currently no augmentation systems (e....
Paired Overbounding and Application to GPS Augmentation
Paired Overbounding Application GPS Augmentation
2015/6/26
The relationship between range-domain and position-domain errors remains an open issue for GPS augmentation programs, such as the Federal Aviation Administration’s Local Area Augmentation System (LAAS...
Ionospheric Threats to Space-Based Augmentation System Development
Ionospheric Threats Space-Based Augmentation System Development
2015/6/26
The ionosphere contributes the largest and most unpredictable error to single frequency GPS users’ range measurements. The goal of a Space-Based Augmentation System (SBAS) in mitigating these ionosphe...
Formulation of a Time-Varying Maximum Allowable Error for Ground-Based Augmentation Systems
Time-Varying Maximum Allowable Error Ground-Based Augmentation Systems
2015/6/26
Ground-Based Augmentation Systems (GBAS), such as the Federal Aviation Administration’s Local Area Augmentation System (LAAS), ensure integrity by enabling users to compute a conservative navigation e...
L5 Satellite Based Augmentation Systems Protection Level Equations
L5 Satellite Based Augmentation Systems Level Equations
2015/6/25
The current L1 Space Based Augmentation System (SBAS) protection level equations were agreed upon nearly a decade ago. These equations are provided for L1-only users and are based upon covariance prop...
The Impact and Mitigation of Ionosphere Anomalies on Ground-Based Augmentation of GNSS
Ionosphere Anomalies Ground-Based Augmentation GNSS
2015/6/25
This paper describes the impact that extreme ionospheric spatial gradients occurring during severe ionosphere storms have on GNSS Ground Based Augmentation Systems (GBAS) and how the U.S. Local Area A...