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LOng RAnge Navigation, Loran, is an attractive candidate to provide redundant services for GPS because of its complementary RNAV, stratum 1 timing, and data channel capabilities. However, for Loran to...
Integrity Lessons from the WAAS Integrity Performance Panel (WIPP)
Integrity Lessons WAAS Integrity Performance Panel (WIPP)
2015/6/26
The Wide Area Augmentation System (WAAS) is unlike any previous navigation system fielded by the FAA.Historically the FAA has implemented relatively simple and distributed systems. Each only affects a...
Loran for RNP 0.3 Approach:The Preliminary Conclusions of Loran Integrity Performance Panel (LORIPP)
Loran RNP 0.3 Approach Preliminary Conclusions Integrity Performance Panel (LORIPP)
2015/6/26
Loran, is an attractive candidate to provide backup services for GPS because of its complementary RNAV,stratum 1 frequency stability, precise timing, and data channel capabilities. However, for Loran ...
Loran for Required Navigation Performance 0.3:The Current Work of Loran Integrity Performance Panel (LORIPP)
Loran Required Navigation Performance Current Work Integrity Performance Panel (LORIPP)
2015/6/26
Loran, is an attractive candidate to provide backup services for GPS because of its complementary area navigation (RNAV), stratum 1 timing, and data channel capabilities. However, for Loran to be acce...
Loran Fault Trees for Required Navigation Performance 0.3
Loran Fault Trees Required Navigation Performance 0.3
2015/6/26
Long Range Navigation or Loran is an attractive candidate for providing redundant services for GPS because of its complementary RNAV, stratum 1 timing, and data channel capabilities. However, for Lora...
Performance Analysis and Architectures for INS-Aided GPS Tracking Loops
Performance Analysis Architectures INS-Aided GPS Tracking Loops
2015/6/26
Santiago Alban is a Ph.D. candidate in the Aeronautics and Astronautics Department of Stanford University. He received his B.S. in Aerospace Engineering in 1996 from the University of Texas at Austin,...
Loran Integrity Analysis for Required Navigation Performance 0.3
Loran Integrity Analysis Required Navigation Performance 0.3
2015/6/26
The Loran Integrity Performance Panel (LORIPP) completed its 18 month study of the ability of Loran to meet aviation requirements for Required Navigation Performance 0.3 (RNP 0.3) in March 2004. The s...
Loran Availability and Continuity Analysis for Required Navigation Performance 0.3
Loran Availability Continuity Analysis Required Navigation Performance
2015/6/26
The Loran Integrity Performance Panel (LORIPP) is to complete its 18-month study of whether an enhanced Loran system, which includes modernized equipment, new receiving equipment, and updated operatin...
Performance Analysis and Experimental Validation of a Doppler-Aided GPS/INS Receiver for JPALS Applications
Doppler-Aided GPS/INS Receiver JPALS Applications
2015/6/26
The Joint Precision Approach and Landing System (JPALS) is the next generation aircraft precision approach and landing system being sponsored by US Department of Defense. This GPS-based system will pr...
GPS Receiver Performance Using Inertial-Aided Carrier Tracking Loop
GPS Receiver Performance Inertial-Aided Carrier Tracking Loop
2015/6/26
Radio frequency interference (RFI) has been a perplexing problem, affecting the navigation quality of the Global Positioning System (GPS). The presence of the RFI, or even hostile jamming, will reduce...
Preliminary Assessment of Loran for Required Navigation Performance 1.0
Preliminary Assessment Required Navigation Performance
2015/6/26
As part of the ongoing Federal Aviation Administration (FAA) Loran evaluation, the system is being assessed for its ability to back up GPS through all phases of flight. While the focus has mainly been...
Performance of Hybrid Positioning System Combining GPS and Television Signals
Performance Hybrid Positioning System Combining GPS Television Signals
2015/6/25
In spite of the global coverage and the penetration into a daily life of GPS (global positioning system), GPS receivers have not been able to overcome the critical weakness of a GPS signal in indoor a...
Performance of TOA and TDOA in a Non-homogeneous Transmitter Network Combining GPS and Terrestrial Signals
Performance TOA TDOA Non-homogeneous Transmitter GPS Terrestrial Signals
2015/6/25
The time of arrival (TOA) and the time difference of arrival (TDOA) measurements are transformable to each other without a loss of information regarding positioning and thus the position estimations b...
Model Analysis on the Performance of an Inertial Aided FLL-Assisted-PLL Carrier-Tracking Loop in the Presence of Ionospheric Scintillations
Model Analysis Performance Inertial Aided FLL-Assisted-PLL Carrier-Tracking Loop Presence Ionospheric Scintillations
2015/6/25
Ionospheric scintillation has a significant impact on the availability of Global Positioning System (GPS) and Wide Area Augmentation System (WAAS), especially when the GPS/WAAS receiver is dynamically...
Performance of a Doppler-Aided GPS Navigation System for Aviation Applications under Ionospheric Scintillation
Performance Doppler-Aided GPS Navigation System Aviation Applications Ionospheric Scintillation
2015/6/25
Aircraft landing using the Global Positioning System (GPS) in equatorial regions is more difficult than in other regions because ionospheric scintillation is prevalent.Ionospheric scintillation causes...