Patent ID: 8878696

Claim:
A method for providing an alarm by a parking control apparatus comprising: acquiring vehicle location informations repetitively based on at least one of wheel signal and steering angle signal, and repetitively acquiring to store obstacle location informations based on distance informations from a vehicle to an obstacle on a periphery of a parking space through sensors installed to the vehicle while the vehicle moves under parking control to park on the parking space; acquiring a first side distance information from a side part of the vehicle to the obstacle based on a currently acquired obstacle location information and a currently acquired vehicle location information if the obstacle location information is obtainable; acquiring a second side distance information from the side part of the vehicle to the obstacle based on a previously stored obstacle location information and the currently acquired vehicle location information if the obstacle location information is not obtainable; and providing a side alarm for a broadside collision risk of the vehicle according to comparison between reference distance information and either the first side distance information or the second side distance information.