TIDs Mitigation method.

Travelling Ionospheric Disturbances mitigation procedure in satellite navigation and positioning GNSS receiver.
The procedure is applicable to satellite-based electronic navigation chosen from a group that includes GPS, Galileo, GLONASS and GNSS and includes the use of past observations acquired from a reference receiver, satellite receiver next to the user, according to a certain model propagation provided from permanent stations, and / or an external or seasonal climate model.
 
Associated Pattent Reference: