Positioning
v GPS provides the user with a
precise location by utilizing radio frequencies.
-The GPS receiver
translates the information from at least three GPS satellites to provide the
user with a two-dimensional location of latitudinal and longitudinal position
on earth.
Navigation
v Navigation enables a user to
process his current location based on GPS data and travel to his desired
location, also based on accurate GPS data.
-Any user with a working GPS receiver can navigate to a
particular destination, whether traveling on foot, by automobile, by airplane
or by ship. GPS navigation is even accurate underground.
Applications
v GPS has enabled many
businesses to operate more efficiently and effectively by providing accurate
time.
-Commercial and public transportation companies can save
time and money by routing their carriers to less-congested areas. The average
traveler can use GPS to find the nearest coffee shop, book store or gas
station.
v GPS also can be used to
enhance survival rates in search-and-rescue missions.
-The possibilities are endless, and as the use of GPS
technology increases, so will the potential applications.
Facilities
v
GPS
provide the easiest way for the users and easy to use the device.
-
People
easily use the devices as a spectacles for ordinary people and the sound from the
microphone for the disability person.