Telenor Norway said it has launched a small cell service to improve indoor coverage for business customers. Having tried out various different technologies, it has opted for Cel-Fi mobile signal boosters, produced by Nextivity. It involves two devices,one to receive signals from outdoors and transmit them wirelessly to the premises. The second device is located wherever the customer wishes to improve reception. Everyone in the site that has Telenor coverage then gets a better service…