[5] JIANG C HCHEN SCHEN Y Wet al.GNSS vector tracking method using graph optimization［J］.IEEE Transactions on Circuits and Systems II:Express Briefs 202068(4):1313-1317.

[6] Stanford TelecommunicationsInc.Vector delay lock loop processing of radiolocation transmitter signals:WO 94/23505［P］.1994-10-13.

[8] CHEN X YWANG X YXU Y.Performance enhancement for a GPS vector-tracking loop utilizing an adaptive iterated extended Kalman filter［J］.Sensors201414(12):23630-23649.

[9] JIANG C HCHEN SCHEN Y Wet al.Performance analysis of GNSS vector tracking loop based GNSS/CSAC integrated navigation system［J］.Journal of Aeronautics Astronautics and Aviation201749(4):289-297.

[10] JIANG C HCHEN SCHEN Y Wet al.Research on a chip scale atomic clock aided vector tracking loop［J］.IET RadarSonar & Navigation201913(7):1101-1106.

[11] JWO D JWEN Z MLEE Y C.Vector tracking loop assisted by the neural network for GPS signal blockage［J］.Applied Mathematical Modelling201539(19):5949-5968.

[12] KIM K HJEE G IIM S H.Adaptive vector-tracking loop for low-quality GPS signals［J］.International Journal of ControlAutomation and Systems20119(4):709.