Electrical tape boundary sensor apparatus

Details Electrical tape boundary sensor apparatus Electrical tape boundary sensor apparatus

1987-12-14

1989-06-20

Picard, Leo P.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

340323R, A63B 6100

Patent

active

048403776

ABSTRACT:
A system is provided that analyzes the output voltage caused by the impact of an object, particularly a tennis ball, relative to a boundry line. It combines sensors mounted on a tennis court's surface with computer graphics and data acquisition software that indicates to a tennis umpire, line judge or player that the ball or other object has struck a boundary line.

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patent: 4664376 (1987-05-01), Gray

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