Theodore Rappaport: At the Forefront of 5G

The number of smartphone users around the world climbed to about 1.75 billion this year, and that number is expected to rise rapidly in the next three years as the phones’ prices drop, according to a report by eMarketer, a market research firm. Add to that the billions of sensor-embedded devices expected to be connected to the Internet of Things (IoT), and it’s easy to see why the current wireless network might soon have difficulty bearing the load.

That’s why wireless experts from academia and industry are teaming up to build fifth-generation (5G) technologies.

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