How does goalcontrol work




















The International Football Association Board made the introduction of goal-line technology conditional of the assistance it can provide to the match officials. They receive the automatic goal signal within one second to their watch which helps them make the correct call despite the following challenges.

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 indicated whether or not the ball has crossed the line.

The information is transmitted within one second which ensures immediate response from the referee. Due to this design there are no stoppages or other forms of interference in the game. Goal-line incidents can occur at all levels and in many different situations. A lot of examples show how difficult it is to judge whether or not the ball has crossed the line — even with the help of several replays and camera angles.

Although they were undoubtedly the most publicized incidents in football, the two goals involving England and Germany in and dominate the discussion and perception of the typical goal-line incident. In recent years there have been many more such situations that do not involve a ball rebounding off the crossbar. Skip to main content. GoalControl says technology will not interfere with the game: Exclusive.

Fifa said in a statement: "The final decision was based on criteria relating more specifically to the tournaments in Brazil, including the company's ability to adapt to local conditions and the compatibility of each GLT system.

A decision could come as early as this month over who will win the contract to provide a system for all 20 Premier League grounds and Wembley. GoalControl uses 14 high-speed cameras around the pitch as part of its GoalControl-4D system. The 14 cameras are fixed in elevated positions around each goalmouth, with the ball's position continuously captured in three dimensions - X, Y and Z coordinates - when close to the goal.

All the cameras are linked to the GoalLine system, which removes players, the referee and any other objects when processing the images it receives. A FIFA press release on the technology describes how " When the ball has completely crossed the line, the central analysis unit sends an encrypted signal to the referee's watch in less than a second.

GoalControl-4D can be used with both standard goalposts and balls. Moreover, FIFA cited its flexibility, ease of installation, and "ability to adapt to local conditions" in Brazil they did not elaborate on specifics.

GoalControl owner Dirk Broichhausen emphasized these attributes yesterday, boasting that "our innovation, and also a difference looking to other competitors, is that we can use standard goals, balls and nets. There is no modification necessary. Still, ardent conspiracy theorists may not be pleased with the paucity of information on how exactly an upstart German company no one heard of until last month managed to win a major bid from the world football governing body.

GoalControl only received a FIFA license on March 1, and it appears that the company was formed as recently as November , according to this link GoalControl did not return calls for comment by press time. Some Internet sleuthing provides a clearer picture of how GoalControl came to be. Jurgen Philipp and the aforementioned Broichhausen, all of whom are listed as GoalControl's lead employees on the otherwise barren GoalControl website. Pixargus, a company of a hundred or so employees as of , for their part specializes in "automated surface inspection Their clients have included Audi, Volkswagen and Airbus.

There is also an interview with Broichhausen from December with Dutch newspaper BN DeStem in which he detailed how a disputed goal between Karlsruhe and Munich months before the World Cup spurred him to call his engineers about using video technology for football with Pixargus.



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