Apparatus for preventing car collision and method thereof

PURPOSE: An anti-crash apparatus and method for a vehicle are provided to prevent or relieve a car crash by controlling a steering wheel. CONSTITUTION: An anti-crash apparatus comprises a driving state detection unit(10), a control unit(20), and a steering wheel driving unit(30). The driving state detection unit detects manipulation information and car surrounding information while driving. The control unit analyzes the manipulation information and car surrounding information. The control unit controls a steering wheel and minimizes accident. [Reference numerals] (11) Vehicle-to-vehicle distance detection unit; (12) Steering angle detection unit; (13) Vehicle speed detection unit; (14) Brake detection unit; (15) Image detection unit; (20) Control unit; (30) Steering wheel driving unit