THE CREATE does a great job of finding home base and starts charging ,it uses 360 deg type of laser(modulated IR) and IR receiver
also there other designs using a laser and camera or detector ,the RSSC robotic club i am in has a really good home base tracking design,need to look for the link on floor maps and more
THE CREATE does a great job of finding home base and starts charging ,it uses 360 deg type of laser(modulated IR) and IR receiver also there other designs using a laser and camera or detector ,the RSSC robotic club i am in has a really good home base tracking design,need to look for the link on floor maps and more