Introduction of Dead Reckoning

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Introduction of Dead Reckoning
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Introduction

• Provides position information with no GPS
  positioning.
• In the cities, GPS is not always available.
• the signal may be blocked indoors or by
  buildings, trees, or heavy foliage.
• Coupled with GPS to provide continuous
  high-quality position estimates in challenging
  environments.

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Principle of Dead Reckoning
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Heading Detection

• Two-axis Compass
• Handheld
• Shoulder Mounted
• Backpack
• Three-axis Compass
• Rate Gyroscope

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Step Detection

• Sports Pedometer
• Accelerometers

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Dead Reckoning Module