GPS Global Positioning System

GPS is a sort word from Global Positioning System. it provides location information from a space satellite navigation.
we can use this information from GPS satellites freely with a GPS receiver.
there is no charge for using this service and it is completely free.



recently, there are various device equipped with Gps receiver.
we can found it in Smartphone, watch, gps navigation, tablet PC, notebook, position tracking device for pet, clhild, vehicle, etc.

here is some sample of GPS device:

GPS Equipped watch

Garmint Forerunner 610
GPS equipped sport watch

this is Garmin forerunner watch that equipped with GPS receiver for Sport purpose.
this device can record position, speed, altitude even calorie and then we can review our activity on computer.

Garmin Forerunner 450
GPS equipped sport watch

Iphone with GPS receiver
and GPS application

GPS equipped Mobile Phone 
recently many mobile phone equipped with GPS receiver.
and we can use various of application to explore the built in GPS receiver inside it.
we can find many application in AppsStore for Iphone and also Android market in Android Phone

Android phone equipped GPS receiver
and GPS application 

because of these device is mobile phone that means can transmit data to provider and can connect to internet.
these device not only can be a GPS navigation, but also can be a tracking device.
received information from GPS satellite can be transmit to internet and the other remote device can see the information sent.





Car Navigation Device

Car Navigation Device

GPS Logger Device
with these device we can record out trip. we can see our position, altitude, speed distance, etc
and we can transfer to computer and review our trip after.
as a logger, we also can combine this logger with our camera, so we know the position of our photo.

GPS Position Logger Device

Sony GPS Phototagger

GPS Tracking Device
with the ability to transmit data into cellphone provider and through internet, this device can be tracked
and monitored from remote location.
we can monitor the position of our vehicle, pet, child, spouse etc.

Pet tracking device

Vehicle Tracking Device

USB GPS Dongle
these device is GPS receiver with USB as data tranfer
we can use these device as a receiver for our "GPS un-equipped" device such as notebook, PDA, tablet PC, etc.
with these device, our notebook can be a GPS Navigation Device.

Canmore USB GPS Receiver

USB GPS Dongle for notebook

just noted that if some GPS provider/seller says that you have to pay for their service, it is not to pay the GPS service itself
but maybe for other service such as Map updating service, device warranty or other service provided by them.