he checks the lining of the court.
The match referee in badminton is called the umpire. There are 8 other linesmen for making line calls.
the answer is... it takes over the referees place and when the match is over, he tells the referee to stop the match.
The umpire keeps the badminton match going according to schedule. It is the umpire's job to manage the other officials such as line judges. The umpire usually reports to the referee although the referee is not always on the court and may be in charge of several matches at one time. The umpire is required to keep only authorized persons in the immediate surroundings of a match.
A referee usually controls a football match
Nope. Although in a match the umpire can hasten a player at his discretion, as play is meant to be continuous and players are not meant to get their breath back between points.