Page 108 - Are You Future Ready?
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price? It is said that it was nearly USD4,000, equivalent to
about USD10,000 in 2018. Some of us may recall the “big
brother” mobile phone in the 1980s, where a "big brother"
artist brought a large kettle-like mobile phone to the stage
at an award ceremony. Since then, the most popular
Motorola mobile phone has been nicknamed "Big Brother".
In the U.S., people call a mobile phone a "cellphone",
which is an abbreviation for "cellular phone". The
wireless communication network divides the coverage
106 of the service into six hexagonal cells, each cell has a
transmitting base station for transmitting signals to the
user.
The world's first generation of cellular phone (1G) was
introduced by Japan’s Nippon Telegraph and Telephone
(NTT) in 1979, it was used as a car phone at the time,
using an analogue system.
