Using sub-gigahertz wireless for long range Internet of Things connectivity

Vivek Mohan, Silicon Labs
embedded.com (November 16, 2014)

The term Internet of Things (IoT) has gained enormous popularity with the explosion of wireless sensor networks, smart meters, home automation devices, and wearable electronics. The IoT spans long-range outdoor networks such as the smart grid and municipal lighting, as well as shorter-range indoor networks that enable the connected home and residential security systems.

Numerous companies have introduced innovative solutions for the IoT market that provide security, status, and other convenient services. A connected system architecture comprises a number of wireless nodes ranging from simple remote control devices to complex wireless networks featuring a gateway to connect to the Internet. These networks can also provide localized system intelligence and cloud services. In this article, we will discuss low-power, long-range wireless connectivity in the widely used sub-GHz band.

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