Patent ID: 8744684

Claim:
A parking assist system for varying a parking area, the system comprising: an occupant's build sensing unit configured to sense an occupant's build in a vehicle when parking the vehicle; a control unit configured to set a distance after parking the vehicle between the vehicle and a wall surface of a parking lot based on a mode that corresponds to the occupant's build and to calculate a parking trace based on the distance after parking the vehicle; and an automatic steering unit controlled by the control unit and configured to automatically control steering of the vehicle according to the calculated parking trace, wherein the control unit divides the occupant's build into an occupant absence mode, a normal build mode, a large build mode, and a very large build mode and sets the distance after parking the vehicle between the vehicle and the wall surface of the parking lot based on the occupant's build, wherein the occupant absence mode is further subdivided as the smallest range for determining builds, and wherein when the occupant's build is included in the smallest range for determining build, the control unit is configured to enter the very large build mode.