US Patent 11932188 Airbag deployment system of vehicle and airbag deployment method thereof

Provided are an airbag deployment system of a vehicle and an airbag deployment method thereof. The airbag deployment system includes a rear-viewable seat rotatably installed in a front row of the vehicle; a seat state detection unit configured to measure a rear-facing state, a current slide amount, and a backrest angle of the rear-viewable seat; a multiple-airbag unit that includes a first airbag installed in a backrest of the rear-viewable seat and configured to deploy rearward, and a second airbag installed in a dashboard; and a controller configured to, when a vehicle collision event occurs in the rear-facing state of the rear-viewable seat, calculate a distance between the dashboard and the backrest by using the current slide amount and the backrest angle, and selectively deploy at least one airbag according to a preset multiple-airbag deployment condition for each range based on the calculated distance.