Hawk-eye soccer technology

soccer technology By: Samuel Griffith

Posted on Oct 7, 2014 12:04pm What my article is about 2 types of GLT (goal line technology)Goal-Ref and Hawk-eye Why has it become necessary?2010 World Cup England vs Germany. England eliminatedas their ball was called a no-goal62nd minute in Euro Cup game between England and Ukraine.Ukraine eliminated as ref called it no-goal. Video replays showedthe ball had crossed line.

Hawk-eye The system is fully automated and benefits from our experience for elite Tennis and Cricket matches. Only a small percentage of the ball needs to be visible in the cameras for the system to accurately locate it.The outcome can be relayed to the referee within 1 second.The Hawk-Eye can provide a TV replay to prove the decision is correct.There is no single points of failure.Advantages The Hawk-Eye works with any ball.

100% Accurate

Goal-RefWires inside the goalpost generate a magnetic field Wires inside the ball disrupt the magnetic field after the ball crosses the goalThe system alerts the referee that the line has been crossedDisadvantageUses a special ball

Other sports that use this type of technology TennisCricket GAA

video clips http://www.theglobeandmail.com/sports/sports-video/video-how-the-new-hawk-eye-soccer-technology-will-work/article11129125/#video0id11129125

http://simpleshow.com/us-en/general-interest/goal-line-technology/

my bibliographyhttp://www.hawkeyeinnovations.co.uk/page/sports-officiating http://www.smithsonianmag.com/science-nature/gooooal-two-technologies-compete-to-sense-soccer-goals-10207973/?no-ist http://www.hawkeyeinnovations.co.uk/page/about-hawk-eye http://en.wikipedia.org/wiki/Goal-line_technology

Reflection\Questions I chose this article because I have often wondered why the referees wore watches during a football match and I began to search online about it. It was during my research that I realized that various technologies were being produced to ensure the accuracy of the game. I came across this article and was intrigued by it.Name 2 advantages of the Hawk-eye Name 1 Disadvantage of using the GOAL-REFName 2 other sport that use this type of technology How long does it take for the referee to know when a goal has been scored ?