Mobile Devices

4. Assessment of the actual geographical location of a mobile device
6. A spread-spectrum technology for cellular networks
7. The card that is inserted into a mobile device that identifies the user account to the network, handles authentication, and provides storage for basic user data and network information
8. A term describing a wireless local area network
10. A storage expansion card for a mobile device
11. A cellular network facility that allows users to send and receive text messages
13. A system for determining position by comparing radio signals from several satellites

1. System A custom-designed program that controls the components of mobile devices and facilitates how they function
2. A software mechanism that defines the way files are named, stored, organized, and accessed.
3. Describes a communication channel that can provide higher-speed data communication than a standard telephone circuit
5. The basic components of a mobile device
9. The traditional method of modulating radio signals so that they can carry information
12. A set of standards for second-generation cellular networks