
However the trick here was in figuring out how to connect the walkie-talkie to the circuit-switched phone network.
At that time, call capacity was limited since we had only so many slices of frequency into which one could divide spectrum before they ran into quality issues.
The first method was called Time-Division Multiple Access or TDMA.
The second method was Code-Division Multiple Access or CDMA.
It will enhance a large range of industries with connected services from retail to education, transportation to entertainment, and everything in between.
According to a study, the 5G value chain that includes OEMs, operators, content creators, app developers and consumers, will potentially generate up to $3.5 trillion in overall aggregate revenue by 2035 and support up to 22 million jobs, or more than one job for every person in Beijing, China.