If you want to fix your flat screen TV to the wall, there are a number of different brackets that you can use to accomplish this. If you need to position the TV somewhere specific or you need the TV to be movable, there are different brackets that can help you accomplish this.
Fixed brackets are the most basic form. They secure the TV to the wall, but do not allow for any movement.
Brackets that allow movement include swivel brackets, tilting brackets and cantilever brackets. You can also get corner and ceiling brackets if you need to position your TV somewhere specific.