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A transmitter in the back of an electronic scoring vest can send a signal to a scoreboard.
Olympic taekwondo will use wireless scoring
Athletes to watch for London
Medals are awarded in four different weight classes for men and women, putting eight medals up for grabs in London. A country can only send competitors for two weight classes per gender.
Iranian Taekwondo competitor Sara Khoshjamal
There’s never been a woman to compete in her discipline, so she competed with men, and broke their bones.
One of the five sports with new technology is Taekwondo
This year, Taekwondo athletes will wear socks and clothing fitted with electronic sensors made by Spanish company Daedo.