mobile phone communications industry development is amazing, a few years ago, 3G has triggered a heated discussion, now 4G has been popular, but more surprising is that 5G is coming to us.

South Korea announced the

SKTelecom is a professional mobile communications operator in South Korea, the market share of more than 50% in Korea, with a total of about 28000000 mobile communications users. Over the past 20 years has been a leader in the field of global mobile communications technology, such as CDMA, WCDMA, LTE, LET-A and other technologies on a global scale are successful commercialization.

and the Australian company Telstra said in 2020 its commercial 5G network. China’s HUAWEI also announced in November 2013 that it will invest $600 million over the next 5 years for 5G research and development, 5G commercial network is expected to be available in 2020.


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