Control devices for braking force boosted brake system of a vehicle and method for operating a braking force boosted brake system of a vehicle

The invention relates to a control device (10) for a braking force boosted brake system of a vehicle having a first input means (26) for a provided first information (28) regarding a provided assist force (Fu) of a brake booster (14) of the braking force boosted brake system, a second input means (30 ) (for a provided second piece of information 32) with respect to a total force (Fg) of the assistance force (Fu) and a (by an actuation of an actuating element 12) of the braking force boosted brake system provided driver braking force (Ff), an evaluation device (36) adapted to is to establish a third information relating to a size ratio between the total force (Fg) and the support force (Fu), taking account of the first information (28) and the second information (32), and output means (44, 50) which is adapted to , least ns a control signal (46, 52) at least one component (14, 54) of the brake boosted brake system provide taking into account the specified third information relating to the size ratio between the total force (Fg) and the support force (Fu). Additionally, the invention relates to method for operating a braking force boosted brake system of a vehicle.