Since the later half of the 1990s though, your rodent has been ever significantly more likely to rely upon an optical sensor taking the form of a small CCD camera connected to motion sensing ...

This seems to just egg people on to reproduce it using other technologies than the optical pickup system the ... Using the SS49E linear Hall effect sensor in pairs on four sides of a square ...

Check out the latest Lab Notes. We cover interesting innovations from Embedded World, sensors, upcomping editions of Elektor, ...