GPS/DGPS
Index Terms - GPS Permanent Reference Station, Multipath, Pseudorange-based DGPS
... ifferential GPS (DGPS) is one of the most popular and comparatively accurate techniques to enhance the GPS positioning accuracies by minimizing most of the common mode errors ...by DGPS ...
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GNSS Multipath Reduction Using GPS and DGPS in the Real Case
... In Global Navigation Satellite System (GNSS) like Global Positioning System (GPS) and future Galileo, space signal reception in urban environment seems to be one of most significant. The urban environment is ...
10
Analytical approximation to differentiate between the effect of ionospheric horizontal gradient and elevation angle in DGPS
... in GPS, especially ionospheric error, are presumed to be highly correlated for closely spaced paths from the satellite to two receivers separated by a short baseline length on the ...or DGPS rather than ...
6
Comparison of community and commercial DGPS correction sources in Tasmania, Australia
... Regional GPS Network ...frequency GPS receiver near Cambridge ...2008. GPS data collected at 1-second intervals are stored in RINEX format at 15-minute epochs on a ‘high rate’ file transfer protocol ...
13
Improving Accuracy of DGPS Correction Prediction in Position Domain using Radial Basis Function Neural Network Trained by PSO Algorithm
... a GPS re- ceiver in order to improve the navigation solution accuracy. DGPS position signals are accurate, but very slow ...Improving DGPS corrections prediction accuracy has received considerable ...
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4X4 CIRCULAR PATCH PHASED ARRAY FOR AIRBORNE APPLICATIONS
... accuracy. GPS function to determine an object location in the earth’s surface by using orbiting ...cases, DGPS implementation within TOS for automatic container tracking will contributed significantly to ...
12
A Survey on Realizing Memory-Optimized Distributed Graph Processing
... This paper [1] author has presented the concept of “GPS: A Graph Processing System”, which is fully robust open-source system that is free source system, so access everyone and everyone download easily. It was ...
7
GPS Receivers and Integration of GPS/GIS Technology
... The principal of DGPS is simple. If 2 receivers are placed close to one another, around 100-200 kms they will be subject to the same amount of errors and travel through the same atmospheric conditions. So one uses ...
6
A comparison of DGPS correction sources in South Eastern Queensland
... The user can establish a reference station to obtain differential corrections. It is a convenient way of obtaining differential corrections as it can be situated exactly where the user requires. It can be customised to ...
119
AN APPROACH TO DETERMINE MAGNITUDE AND DIRECTION ERROR IN GPS SYSTEM.
... There exist mono and multi-frequencies. The accuracy in the horizontal level is of 10-15 meters 95% of the readings (Zandbergen & Arnold 2011). Sometimes, it is more precise, but it depends on a variety of factors ...
5
Smartphones and Tablets as Scientific Tools for Georeferencing Measurements
... of GPS information by research groups and citizens has been constrained by the availability of GPS sensors; this situation can potentially be solved by new portable devices with GPS ...
5
E-health Oriented Application for Mobile Phones
... to GPS-based systems, proposed service works indoors as well as outdoors and is relatively invulnerable to difficult weather ...client-side GPS support or triangulation algorithms that would process data ...
6
GPS Datum Conversion and Improvement in GPS Accuracy
... The Least squares Algorithm called LOWESS algorithm is used for smoothening the GPS coordinates for accurate position estimation. The name "LOWESS" is derived from the term "locally weighted scatter ...
8
Discussion on the Application of GPS Using in Marine Construction Survey
... of GPS measurement technology created a new high-tech method for marine ...of GPS technology, the measurement mode realized the leap from points and lines measurements to surface ...diversification. ...
8
Development of the calibration device using UAV mounted UV-LED light source for the fluorescence detector
... Abstract. We have developed a standard UV-LED light source mounted on an unmanned aerial vehicle (UAV), so-called the Opt-copter, for the calibration of the fluorescence detectors (FDs) of the Telescope Array experiment. ...
5
Interaction of desialated guinea pig erythrocytes with the classical and alternative pathways of guinea pig complement in vivo and in vitro
... desialated E. Lysis was dependent on both natural antibody to desialated E and classical pathway activation; natural antibody was of both the IgG and IgM classes. C3 uptake studies demonstrated that almost 10 times as ...
11
CO-GPS: Energy Economical GPS tracking with IoT
... offloading GPS processing to the cloud, we propose a novel embedded GPS sensing approach called ...raw GPS signals is enough to obtain a location ...the GPS receiver can be very simple and ...
14
TECHNOLOGICAL STRATEGY OF USING GLOBAL POSITIONING SYSTEM: AN ANALYSIS
... all. GPS provides specially coded satellite signals that can be processed in a GPS receiver, enabling the receiver to compute position, velocity and ...Basically GPS works by using four GPS ...
9
Modelling atmospheric wet refractivity profile using ground and space-based global positioning system
... ground-based GPS Zenith Wet Delay (ZWD) was ...and GPS RO observations showed high correlation in each ...space-based GPS data (GIWRef) was ...the GPS RO profile, which showed an average ...
74
Vehicle Tracking System for School Bus by Arduino
... The hardware devices that are used in this project are the GPS and GPRS Shield Module and Arduino UNO Microcontroller. All of these hardware devices being programmed by using AT commands, and Arduino programming, ...
7