University of Cambridge Enterprise Fund IV has made an investment of undisclosed size in Focal Point Positioning, a UK-based spinout from University of Cambridge that develops global positioning systems (GPS) technology for smartphones.

Founded in 2015, Focal Point is working on GPS tracking units that are designed to work accurately indoors and in congested urban areas, where traditional GPS technology can struggle.

Focal Point’s algorithms combine motion sensor data from the device and radio signals from the GPS to reduce…