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Unformatted text preview: on Figure 7.4 on page 214 of our text. The sequence is as follows (example shown is for sending a message, use the reverse sequence for receiving a message): - the user enters the message into the BlackBerry and pushes ‘send’ - the message is sent from the cell phone using radio waves to the nearest radio receiver in the cellular network (in this case Rogers) - the message would be switched via radio waves to the nearest radio receiver or converted for sending via the Rogers cable network (instead of the telephone network) - the message would be converted to radio waves at the radio antenna closest to the receiver of the message - radio waves are used to send the message to the receiver of the message...
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This note was uploaded on 04/11/2011 for the course ADMS 2511 taught by Professor Jiu during the Spring '09 term at York University.
- Spring '09