Explained: FIFA reveals how adidas match ball technology showed Ronaldo didn't score goal against Uruguay | Goal.com US
World Cup Match Ball to Contain Sensor for AI Refereeing Technology - Footy Headlines
adidas - miCoach smart-ball Featuring built-in sensors designed to improve technique, power, spin and accuracy for the modern footballer. Set for release in 2014. | Facebook
Adidas Smart Ball Uses Sensors, Bluetooth to Measure Impact | Digital Trends
Football Daily on Twitter: "⚽️ Adidas have used the 500Hz IMU sensor inside the match ball to show there was 𝐧𝐨 𝐜𝐨𝐧𝐭𝐚𝐜𝐭 from Cristiano Ronaldo #FIFAWorldCup https://t.co/uEweubUwv1" / Twitter
Adidas Smart Run GPS In-Depth Review | DC Rainmaker
World Cup Match Ball to Contain Sensor for AI Refereeing Technology - Footy Headlines
Adidas' In-Ball Sensor Confirms Cristiano Ronaldo Didn't Score World Cup "Hair Goal"
Cristiano Ronaldo Doesn't Make Portugal Goal Says Adidas
Adidas Patent Reveals New Fitness Monitoring System - Patently Mobile