PASSENGER SAFE EXIT ASSIST DEVICE AND METHOD THEREOF

A passenger safe exit assist device and a method thereof obtain information of an obstacle around a vehicle and a speed at which the door of the vehicle is opened, set a virtual first line along the obstacle, and control the speed at which the door is opened, based on at least one of the first line or the speed. The device and method provide a customer with various safe exit modes such that the customer freely selects a mode and experiences alighting safely from the vehicle.