In the World Cup match between Portugal and Uruguay, Cron claimed to have scored a goal from his own hair, but was accused of not touching the ball, and awarded the goal to his teammate Bono Fernandes, who had passed the ball to him. At that time, Cron was able to distinguish the goal quickly and clearly because of the sensors installed inside the ball.
According to foreign media reports, this session of the World Cup soccer ball is a high-tech product, the ball has a sensor inside, can measure the speed, direction and other data. This sensor weighs only 14 grams, by a small battery to provide power, can be used continuously for 6 hours, usually do not use the state of power can be used for up to 18 days.
While the game is in progress, the sensors track the ball by working with camera lenses mounted around the court, transmitting signals to each other and assisting in the referee's decision.
Schmidt, co-founder of sensor manufacturer KINEXON, revealed that any time the ball is kicked, headbutted, thrown, or even tapped, the system receives sensing at 500 frames per second.
