User Guide

JoyRoute™ Navigation for
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Glossary
Dead Reckoning - See GPS / Dead Reckoning Module.
DOP- Dilution of Precision. A collection of GPS data: factors like relative positions of satellites in
the sky, latitude and longitude, car location and time of day, that pinpoint an accurate destination
point.
Freeway Auto-Pop- Freeway mode automatically “pops up” when entering a freeway while following
a calculated route.
GPS- Global Positioning System that utilizes a network of satellites to pinpoint your position any-
where in the world.
GPS / Dead ReckoningModule- A Joyride™ system USB Navigation unit UDR12 attached to the
Joyride™ system source unit and required for receiving GPS satellite signals, gyro direction and vehi-
cle speed pulse (signal) inputs for accurate car positioning.
GSM - Global System for Mobile communications standard. An international standard for digital,
wireless communication. The Joyride™ system interacts with GSM mobile phones.
Freeway Mode- A navigation display mode where upcoming freeway and street exits are viewed
during a calculated route.