Soccer games are known not just for exciting goals and passes by players; they are also notorious for the brawls that fans get into when they disagree with a referee’s decision. This could change with November’s FIFA World Cup in Qatar, which will for the first time see sensors and cameras help make critical decisions in matches.
Al Rihla, the official match ball for the event, will have an inertial measurement unit (IMU) sensor placed inside it, which will play a vital role in detecting tight offside incidents. The sensor, positioned at the centre of the ball, will send ball