The cost-effective and robust solution detects and avoids collisions with obstacles around the vehicle. The ToF sensor is made by SoftKinetic and uses DepthSense technology described as a Current Assisted Photonic Demodulator (CAPD). The principal advantage of DepthSense compared to other range sensor technologies is said to be the combination of high sensitivity and low noise.
Wired published a little bit outdated interview with Softkinetic's CEO Michel Tombroff accompanied with a nice Youtube video:
