In 1983,
the first 1G network launched in the USA was Chicago-based Ameritech using the Motorola DynaTAC mobile phone.
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Due to a lack of airbags for the passengers, the Ameritech edition only has the single driver seat in the middle.
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Also in that year, LG Electronics made the world's first CDMA digital mobile handsets and
supplied Ameritech and GTE in the US.
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The concept of CDMA had to proved in the field and
accordingly Qualcomm was joined by US network operators Nynex and Ameritech to develop the first experimental CDMA system.