Wikipedia
Gametrak
Gametrak is a brand of 3-dimensional game control systems based on position tracking, designed for home video game platforms such as video game consoles and personal computers. The first Gametrak was invented in 2000 by Elliott Myers, who developed and guided the Gamester video game peripheral range for Leda Media Products and later Radica Games. Myers founded gaming company In2Games around Gametrak in November 2000.
The main hardware for the original Gametrak is the base unit, a weighted device positioned on the floor in front of the display. The base unit communicates with the console or PC by Universal Serial Bus. and also features an attached foot-pedal input.