1. SOCCER AND TECHNOLOGY FREDDY LLANOS

2. LAMPARD'S DISALLOWED GOAL

3. “REPLAYS WILL SLOW DOWN THE GAME”

4. GOAL-LINE TECHNOLOGY IT IS A TECHNICAL MEANS OF INSTANTLY DETERMINING WHETHER OR NOT THE WHOLE BALL HAS CROSSED THE GOAL-LINE, NOT MORE AND NOT LESS. THE IFAB REQUIRED THAT GOAL-LINE TECHNOLOGY WAS NOT TO INTERFERE WITH THE GAME. AS A CONSEQUENCE THE REQUIREMENTS WERE SET UP DETERMINING THAT ONLY THE MATCH OFFICIALS ARE TO RECEIVE A SIGNAL TO INDICATE WHETHER OR NOT THE BALL HAS CROSSED THE LINE.

5. HAWK EYE Pros: It provides a simulated replay Does not require any equipment on the field Cons: 25% of the ball must be visible Expensive Provides a virtual 3D position of the ball. Footage taken 500 frames per second Notifies the ref in less than a second if the ball crossed the line

6. GOALREF Creates a low magnetic field Ball has a microchip that interferes magnetic field Notifies the ref in less than a second Pros: Cheaper Not dependent on visibility of the ball Cons: Emitters are set on posts, which can be a possibility to hurt players Increase of cost in balls Increase soccer ball weight No hard evidence to prove it’s correct Affected by external magnetic interference

7. TECHNOLOGY USED TODAY GOAL-LINE TECHNOLOGY HAS TO DATE BEEN INSTALLED ON FOUR CONTINENTS AND HAS PROVIDED TECHNICAL SUPPORT TO THE OFFICIALS IN A NUMBER OF TOURNAMENTS EVER SINCE ITS INTRODUCTION IN 2012.

9. REFERENCES “FIFA: REPLAY OF TEVEZ GOAL ‘A MISTAKE’.” ESPN. ASSOCIATED PRESS, 28 JUNE 2010. WEB. 18 APRIL 2016. “WORLD CUP 2010: BLATTER APOLOGISES FOR DISALLOWED GOAL.” BBC. 29 JUNE 2010. WEB. 18 APRIL 2016. “GOAL LINE TECHNOLOGY ROLLED OUT AT SOCCER’S CONFEDERATIONS CUP, WORLD DOES NOT END.” PETER SOLDINGER, 17 JUNE 2013. WEB. 18 APRIL 2016. “GOAL LINE TECHNOLOGY IN SOCCER: WHAT YOU NEED TO KNOW ABOUT IT.” ABDUL HAMEED. WEB. 18 APRIL 2016. “GOAL-LINE TECHNOLOGY.” FIFA QUALITY. WEB. 18 APRIL 2016