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2021
DATE
03 - 01
What is Inertial Navigation System ?
1.Inertial Navigation System (INS) is an autonomous navigation system that does not rely on external information or radiate external energy, but the term itself has nothing to do with GNSS (Global Navigation Satellite System) navigation. The inertial navigation system consists of a gyroscope and an accelerometer: 1) Gyroscopes have the property of pointing steadily in one direction and are not associated with external motion.When such a device is attached to an object that is rotating in its direction, the Angle at which the object is rotating can be measured. 2) The accelerometer can measure the acceleration value of the movement of the object, with the time record, according to S =(1/2)a*t^2 can calculate the distance.And the acceleration is changing all the time, right?So let's integrate.
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