The drone anti-jamming unit supports the receiving and processing of navigation signals from multiple systems and frequency points such as BDS, GPS, GLONASS, Galileo, QZSS, etc. It is equipped with independent intellectual property multi-frequency RTK algorithms and anti-decoy anti-jamming units, providing centimeter-level high-precision positioning services, while also possessing highly reliable and secure navigation positioning information features. This product can provide reliable output in complex electromagnetic environments, specifically designed to provide navigation safety solutions for high-precision positioning and orientation scenarios, effectively ensuring the GNSS security and reliability of intelligent driving, drones, special vehicles, and other carriers.