How A Mobile Phone Network Works
Mrs Bhayat
WALT (We Are Learning To)
• Understand how a mobile phone network works.
• What a control channel is.
• The process which takes place when we dial a number.
WILF (What I am Looking For)
• An understanding of the steps taken in order to phone a friend or relative.
• An understanding of what a Base Station and a Control Channel is, as well as their use while connecting.
What Do You Already Know?
How a Mobile Network Works
This Should Work
• For this we shall need to log onto:
http://www.teach-ict.com/as_a2/topics/cellular_communication/mobile.htm
Lets Do A Role Play Of This
BS-A BS-B
Channel 2
Channel 1
Channel 3Being used
Being used
Who Do We Need
Role Playing Exercise• 2 people to act as a Base Station• 1 person to be the building• 1 person to be a lonely friend who is waiting for a call• 1 person who will be dialling a number from their mobile• 1 person to connect the channel
Equipment Needed• 6 A2 sized coloured paper for Base Station to stand in
the middle of.• 4 plastic cups attached with string to act as phones and
channel.• 1 building printed on A4 paper.(Please check diagram on slide 6)
Plenary
• Lets look back at our objective on slide 2 have they been meet?
• Did you know that a Mobile Phone used to be called a Cell Phone, which it still is in some parts of the world e.g. America
• Cell Phone is short for Cellular Phone• Cellular is the way the connection between
your phone and your friends phone is made.
Page2
Something To Think About!
a) Describe how a cellular network operates?
a) State two features of a cellular network that can be used by a standard motorist?
a) State two limitations of relying on a cellular phone to communicate in an emergency?
Marks Altogether
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