1. 3.3 Mobile Digital Communication

2. Overview Demonstrate and apply the knowledge and understanding of the increasing use of mobile communication devices including laptops, PDAs, mobile phones and the technologies which support them: WIMAX, Bluetooth, Wi Fi. Evaluate the technologies which support mobile communication including GPRS, WIMAX, Bluetooth, 3G, Wi-Fi.

3. PDA A mobile device which functions as a personal information manager and connects to the Internet Features – Touch screen – Memory cards – Wired connectivity – Wireless connectivity – Synchronization

4. Mobile phone Features Email Internet Contacts Telephone calls Bluetooth Multimedia Organisers Software applications

5. Mobile technologies WIMAX Bluetooth Wifi 3G

6. WIMAX Worldwide Interoperability for Microwave Access Provides wireless transmission of data using a variety of transmission modes. If there are a lot of users in the same area then performance could degenerate.

7. Bluetooth Open wireless protocol for exchanging data over short distances from fixed and mobile devices. Uses short length radio waves. Bluejacking is the sending of either a picture or a message from one user to an unsuspecting user through Bluetooth wireless technology.

8. Wifi Wireless Fidelity Wifi uses radio networks to transmit data between its users.

9. Acronyms Wifi:Wireless Fidelity WIMAX: Worldwide Interoperability for Microwave Access PDA:Personal Digital Assistant GPRS: General Packet Radio Service

10. Associated Words Broadband

11. Discussion What do you think the above symbols stand for?

12. Complete features for the following: GPRSWIMAXBluetooth3GWifi

13. Activity Draw up a list of all the features of your mobile phone.