4-element Miniaturized Anti-jamming Antenna

4 channels Beidou B1/GPS L1/Galileo L1 signal reception, filtering, amplification and down-conversion processing; The antenna capable of suppressing 3 external broadband jamming with space time adaptive anti-jam processing function in Beidou B1/GPS L1/Galileo L1 frequency bands. 1 up-conversion channel. The filtered Beidou B1/GPS L1/Galileo L1 satellite signals are forwarded to the back-end GNSS receiver; small size, low power consumption, light weight, simple application.