J2ME

Bluetooth is a wireless protocol for exchanging data over short distances from fixed and mobile devices, creating personal area networks (PANs).When any two devices need to talk to each other, they have to agree on a number of points before the conversation can begin.The Bluetooth protocol is used to communicate with mobile devices in wireless media.It is a well known and popular technology that is being used by many mobile device manufactures....

The Global Positioning System (GPS) is a satellite based navigation system made up of a network of 24 satellites placed into orbit by the U.S. Department of Defense. GPS was originally intended for military applications, but in the 1980s, the government made the system available for civilian use. GPS works in any weather conditions, anywhere in the world, 24 hours a day. There are no subscription fees or setup charges to use GPS....