Essensium is an Imec Spin-off specialized in  low power wireless and embedded software and hardware solutions.
Starting as a fabless semiconductor company, combining expertise in custom silicon design for portable, wireless, and low power applications, along with a strong embedded software division, Essensium provides System-On-Chip products and design services to original equipment manufacturers, design houses, and ASSP suppliers.  
Gradually it also developed its own patented Real Time Location System (RTLS)  platform that is unique for its high accuracy, long range and extreme low power.  This platform targets various logistics applications as well as people tracking in hospitals and secured environments.