Like smartphones, IoT communications going long distance
The world's newest mobile telecoms network went into operation this week, but it's not for smartphones. The network, built by South Korea's SK Telecom, is dedicated to gadgets that connect to the so-called internet of things.
Today, most of those devices communicate over Bluetooth or Wi-Fi, which are low power but short range, or over conventional cellular, which has better coverage but is more expensive and consumes more power.
The Low Power Wide Area Network (LPWAN) network built in South Korea is deployed over the unlicensed 900MHz spectrum, and is based on specifications from the LoRa Alliance.
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