Sprint Nextel U727 - Manual (Page 133)

Section 3B: Location Based Services 125
FAQs
What is GPS?
The Global Positioning System (GPS) is a term used for satellite
navigation systems. More than two dozen GPS satellites orbit the
earth, transmitting radio signals, which allow GPS receivers to
determine their location, speed, and direction.
What is A-GPS?
A-GPS (Assisted GPS) is a technology that uses an assistance server
to cut down the time needed to determine a location using GPS .
What is LBS?
LBS (Location Based Services) are used to provide enhanced local
search functionality via Internet mapping services.
What are Location Based Services (LBS)?
Location Based services allow your device to get its current
position from the Location Server on the Sprint network, and
provide you with the ability to find nearby locations such as Gas
stations, Hotels, Restaurants, Banks, etc.
Does it cost anything to use Sprint Location Services?
At this time, the Location Services currently being released have no
additional cost or MRC. There are no plans to charge for this AFLT/
MS-Based service.
What is AFLT?
AFLT (Advanced Forward Link Trilateration) is a type of device-
based position location technology. Unlike A-GPS, AFLT does not
use GPS satellites to determine location. To determine location,
the device takes measurements of signals from nearby cellular
base stations (towers) and reports the time and distance readings
back to the network, which are then used to triangulate an