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STUDY OF LEVER-ARM EFFECT USING EMBEDDED PHOTOGRAMMETRY AND ON-BOARD GPS RECEIVER ON UAV FOR METROLOGICAL MAPPING PURPOSE AND PROPOSAL OF A FREE GROUND MEASUREMENTS CALIBRATION PROCEDURE
UAV photogrammetry GPS lever-arm calibration direct-georeferencing synchronisation MicMac
2016/3/25
Nowadays, Unmanned Aerial Vehicle (UAV) on-board photogrammetry knows a significant growth due to the democratization of using drones in the civilian sector. Also, due to changes in regulations laws g...
Predict the Multi-hop Reliability for Receiver Contention Based Routing in Dynamic Link Networks
Dynamic Link Networks Markov Chain Re- ceiver Contention Routing
2016/1/23
We consider dynamic link networks(DLN), where nodes are static, but the links are highly dynamic. Reliable multi-hop communication is critical in such networks, which inspires receiver contention rout...
The Capacity Region of a Class of 3-Receiver Broadcast Channels with Degraded Message Sets
The Capacity Region Class of 3-Receiver Broadcast Channels Degraded Message Sets
2015/8/17
Korner and Marton established the capacity region ¨for the 2-receiver broadcast channel with degraded message sets.Recent results and conjectures suggest that a straightforward extension of the Korner...
The Capacity Region of a Class of 3-Receiver Broadcast Channels with Degraded Message Sets
Capacity Region 3-Receiver Broadcast Channels Degraded Message Sets
2015/8/12
Korner and Marton established the capacity region for the 2-receiver broadcast channel with degraded message sets.Recent results and conjectures suggest that a straightforward extension of the Korner-...
Three-Receiver Broadcast Channels With Common and Confidential Messages
Secrecy capacity regions three-receiver broadcast channels wiretap channels
2015/8/12
This paper establishes inner bounds on the secrecy capacity regions for the general three-receiver broadcast channel with one common and one confidential message sets. We consider two setups. The firs...
Interference presents a challenge in the use of GPS for aircraft high precision approach, by posing a threat to the accuracy and integrity of the GPS navigation solution.Such interference may result f...
GPS Receiver Satellite/Antenna Selection Algorithm for the Stanford Gravity Probe B Relativity Mission
GPS Receiver Satellite Antenna Selection Algorithm Stanford Gravity Probe B Relativity
2015/6/29
This paper presents a GPS receiver satellite/antenna selection algorithm for the Stanford Gravity Probe B Relativity Mission.
Analysis of a Three-Frequency GPS/WAAS Receiver to Land an Airplane
Three-Frequency GPS/WAAS Receiver Land an Airplane
2015/6/26
This paper investigates the vertical guidance performance of a multiple frequency Global Positioning System (GPS) (L1, L2, and L5)/Wide Area Augmentation System (WAAS) receiver in the presence of incl...
GPS Receiver Architecture Effects on Controlled Reception Pattern Antennas for JPALS
GPS Receiver Architecture Effects Controlled Reception Pattern Antennas JPALS
2015/6/26
Stanford University is developing a controlled reception pattern antenna (CRPA) array with beam research testbed to evaluate CRPA algorithms and software tools, and their effects on GPS signals and sa...
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...
Optimizing WAAS Accuracy/Stability For a Single Frequency Receiver
Optimizing WAAS Accuracy/Stability Single Frequency Receiver
2015/6/26
The Wide Area Augmentation System (WAAS) provides accuracy (95%) to better than 1m in horizontal and 2m in vertical, which is quite an improvement compared to the stand-alone GPS accuracy and well wit...
A Reference Point-based Precise Relative Positioning Method Using a Single Frequency Receiver
Point-based Precise Relative Positioning Method Single Frequency Receiver
2015/6/26
This paper investigates how to take advantage of the known position of a point at which a single frequency GPS receiver is located. Using this reference point and a single frequency receiver, a precis...
Analysis of Noise and Cycle Selection in a Loran Receiver
Analysis of Noise Cycle Selection Loran Receiver
2015/6/25
Thermal and atmospheric noise distort envelope measurements in a Loran receiver, and may cause the receiver to select the wrong cycle during signal acquisition. A cycle error would persist during sign...
Acquisition and Tracking of GIOVE-A Broadcast L1/E5/E6 Signals and Analysis of DME/TACAN Interference on Receiver Design
GIOVE-A Broadcast L1/E5/E6 Signals DME/TACAN Interference Receiver
2015/6/25
This paper demonstrates the tracking and acquisition of GIOVE-A broadcast L1/E5/E6 signals of the Galileo system using a multi-signal all-in-view software receiver. We show that existing aeronautical ...