Omnidirectional Reading with a Single Tag Chip; Tag Production Capacity Aimed at 12 Billion; Custom Tags that Defy the Metal Detector Challenge; With the goal of serving the rising demand for radio ...

Illustration: Kerry Roper One of the problems with virtual reality has always been that you had to either confine yourself to a joystick or strap into some crazy Lawnmower Man-style harness.

Patents are always written to give the broadest possible coverage of an idea, but Google's patent shows normal wheels, tracks, and even omnidirectional mecanum wheels as possible wheels for the VR ...