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Related Concept Videos

Field Application of Global Positioning System01:28

Field Application of Global Positioning System

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The Global Positioning System (GPS) has become an indispensable tool in fieldwork, offering unparalleled precision and efficiency for surveying, navigation, and infrastructure development. By harnessing signals from a constellation of satellites, GPS receivers determine the location of objects with remarkable speed and accuracy, often completing calculations within a second.Advantages of Modern GPS TechnologyContemporary GPS receivers are designed to meet the practical demands of field...
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Types of Global Positioning System Surveys01:30

Types of Global Positioning System Surveys

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GPS surveying methods vary in application, accuracy, and data collection techniques, catering to diverse surveying and mapping needs. Static GPS, kinematic GPS, and real-time kinematic (RTK) surveying are widely used. Each technique offers distinct advantages.Static GPS involves placing one receiver at a known reference point and another at the target point. It collects exact positional data by observing multiple satellite ranges over an extended period, achieving centimeter-level accuracy for...
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Errors in Global Positioning System01:26

Errors in Global Positioning System

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Global Positioning System (GPS) technology has revolutionized navigation and positioning, but its accuracy is often compromised by various errors. These errors, stemming from environmental, satellite, and receiver-related factors, require careful mitigation to ensure reliable performance across applications.Atmospheric ErrorsGPS signals travel through the Earth’s ionosphere and troposphere, introducing delays which affect accuracy. The ionosphere is strongly influenced by charged particles,...
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Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device01:30

Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device

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Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point...
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Introduction to Global Positioning System01:30

Introduction to Global Positioning System

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The Global Positioning System (GPS) revolutionized positioning on Earth, providing precise location data through satellite ranging. The GPS system was developed in 1978 by the U.S. Department of Defense  for military use, and it became available for civilian applications in 1983, transforming fields including navigation, fleet management, and time synchronization for telecommunications systems.GPS consists of satellites in medium Earth orbit, about 20,200 kilometers above the surface,...
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Local Attraction01:22

Local Attraction

90
Local attraction refers to disturbances in compass readings caused by magnetic influences from nearby objects such as metal fences, buried pipes, vehicles, buildings, power lines, or natural iron ore deposits. Small items like wristwatches, steel tools, or belt buckles can also interfere with the compass by creating local magnetic fields that distort the Earth's natural magnetic field. These distortions lead to inaccurate readings, posing navigation and land surveying challenges.Local...
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Related Experiment Video

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Using a Real-Time Locating System to Measure Walking Activity Associated with Wandering Behaviors Among Institutionalized Older Adults
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Context-Aware Statistical Dead Reckoning for Localization in IoT Scenarios.

David Munoz-Rodriguez1, Rafaela Villalpando-Hernandez1, Cesar Vargas-Rosales1

  • 1Tecnologico de Monterrey, School of Engineering and Science, Monterrey 64849, Mexico.

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Summary
This summary is machine-generated.

A new context-aware localization technique enhances dense sensor networks for 5G and 6G. This method achieves high accuracy without direct peer-to-peer measurements, improving Internet of Things (IoT) device positioning.

Keywords:
IoTcollaborative localizationcontext-aware localizationdead reckoningposition location informationstochastic dead reckoning

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Area of Science:

  • Wireless communication systems
  • Sensor networks
  • Internet of Things (IoT)

Background:

  • Future 5G and 6G systems require massive connectivity (millions of devices/km²).
  • Smart industries and Energy of Things (EoT) demand reliable, energy-efficient protocols for cooperative sensors.
  • Dense ad hoc environments necessitate advanced localization solutions.

Purpose of the Study:

  • To propose a novel context-aware statistical dead reckoning localization technique.
  • To address the challenges of high-density cooperative sensor networks.
  • To enable accurate positioning without direct angle/distance estimations between nodes.

Main Methods:

  • Developed a statistical dead reckoning approach leveraging node context information.
  • Simulated the technique in various high-density cooperative sensor network scenarios.
  • Evaluated localization accuracy based on derived context data.

Main Results:

  • The proposed technique achieved localization errors as low as 0.072 m in the worst-case analyzed scenario.
  • Demonstrated effective localization without requiring direct peer-to-peer angle or distance measurements.
  • Validated the approach through extensive simulations.

Conclusions:

  • The context-aware dead reckoning method is suitable for dense cooperative sensor networks.
  • This technique offers a viable solution for location-aware protocols in future wireless systems.
  • Achieved high localization accuracy, supporting massive IoT and EoT deployments.