An inertial guidance system (also known as an inertial navigation system) uses gyroscopes, accelerometers, and computers to calculate the position, velocity, and attitude of a vehicle in motion. An inertial guidance system electronically samples the...

An electronic system that continuously monitors the position, velocity, and acceleration of a vehicle, usually a submarine, missile, or airplane, and thus provides navigational data or control. The basic components of an inertial guidance system are...