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Related Concept Videos

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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Field Application of Global Positioning System01:28

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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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Pharmacodynamics in Geriatric Patients: Effects of Age01:27

Pharmacodynamics in Geriatric Patients: Effects of Age

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Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
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Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device01:30

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283
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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Errors in Global Positioning System01:26

Errors in Global Positioning System

231
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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Drug Dosing: Geriatric Patients01:15

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Elderly individuals encompass a diverse population with varying degrees of age-related physiological changes. Defining the elderly presents challenges, as the geriatric population is often arbitrarily categorized as individuals older than 65. However, many individuals in this group lead active and healthy lives, with an increasing number surpassing 85 years and falling into the older elderly category. Physiological changes associated with aging impact performance capacity and homeostatic...
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Use of GPS for Older Adults to Decrease Driving Risk: Perceptions from Users and Non-Users.

Anne E Dickerson1

  • 1Department of Occupational Therapy, East Carolina University, Greenville, NC 27858, USA.

Geriatrics (Basel, Switzerland)
|September 25, 2020
PubMed
Summary
This summary is machine-generated.

Older adults

Keywords:
GPS technologycommunity mobilitydrivingolder adults

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Area of Science:

  • Gerontology and Human Factors Engineering
  • Transportation Safety and Technology

Background:

  • Community mobility is crucial for social participation and quality of life in older adults.
  • Maintaining driving ability supports independence and aging in place.
  • Global Positioning System (GPS) technology offers potential support for continued mobility.

Purpose of the Study:

  • To examine healthy community-dwelling older adults' perspectives on using and programming GPS devices.
  • To assess the influence of age and GPS familiarity on user experience and training needs.

Main Methods:

  • Descriptive study involving 89 healthy older adults (aged 60s and 70s).
  • Participants used GPS for wayfinding to unfamiliar destinations.
  • Data collected on user perspectives, age, and GPS familiarity (familiar/unfamiliar).

Main Results:

  • Age differences were observed in difficulties following GPS directions.
  • Participants familiar with GPS found it significantly easier to use.
  • Most unfamiliar users expressed increased interest in GPS and training.

Conclusions:

  • Familiarity with GPS technology significantly enhances ease of use for older adults.
  • Targeted in-person training, focusing on troubleshooting and navigation features, is preferred.
  • Supporting GPS use can aid older adults in maintaining community mobility and independence.