Among the first devices to use microcontrollers. Need for microcontrollers in cell phones increase steadily. Very sophisticated radio.

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Presentation transcript:

Among the first devices to use microcontrollers. Need for microcontrollers in cell phones increase steadily. Very sophisticated radio.

Why are these devices called “cell” phones?

Send or receive Access the internet Keep track of appointments, set reminders Built in calculator Play games Stores contact information Makes task or to do list Integrate with other devices: PDAs MPS Players GPS receivers

Since there is so much which goes into making a cellular system work, will focus on the internals.

Copyright © HowStuffWorks, Inc. All rights reserved.

Front of board Back of board Copyright © HowStuffWorks, Inc. All rights reserved.

Actual card removed from connection Copyright © HowStuffWorks, Inc. All rights reserved.

Where is cellular technology going?

DISPOSABLE CELL PHONES: - No wires, metallic ink on paper substrate Photo courtesy Dieceland Technologies

All Photos were obtained from misc sources on the web and are NOT my own. Some information which was provided that is not common knowledge, was obtained from other sources. All sources are listed below: observe.phy.sfasu.edu/ electronics.howstuffworks.com/ cellphoneinfo.com/ intelenetwireless.com/

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