The success of the smart doorbell producer, which is backed by Qualcomm, JF Shea and American Family, indicates the potential for internet-of-things startups in the home sphere.

The $109m financing round closed by US-based smart doorbell producer Ring last week shows the potential for growth in the startup space as the internet of things increasingly penetrates the domestic sphere.

Qualcomm Ventures and Shea Ventures, respective subsidiaries of mobile chipmaker Qualcomm and property developer JF Shea, provided the series D equity funds, along with insurer American Family, Goldman Sachs Investment Partners, DFJ Growth, True Ventures and private investor Richard Branson, while Silicon Valley Bank added debt financing.

Ring…