[3] [3] WAN X, CHENG Y, TANG H, et al.The effects of non-ideal factors on clutter cancellation in DTMB-based passive radar［C］//IEEE Radar Conference, IEEE, 2017: 1440-1445.

[4] [4] GRARD P, DEFRAIGNE P.The performance of GPS time and frequency transfer:comment on ‘A detailed comparison of two continuous GPS carrier-phase time transfer techniques’［J］.Metrologia, 2016, 53(3):1003-1008.

[6] [6] WANG W Q.GPS-based time & phase synchronization processing for distributed SAR［J］.IEEE Transactions on Aerospace and Electronic Systems, 2009, 45(3):1040-1051.

[7] [7] FOREMA S M, HOLMAN K W, HUDSON D D, et al.Remote transfer of ultrastable frequency references via fiber networks［J］.The Review of Scientific Instruments, 2007, 78(2):021101.

[8] [8] ROMAN J E, NICHOLS L T, WILIAMS K J, et al.Fiber-optic remoting of an ultrahigh dynamic range radar［J］.IEEE Transactions on Microwave Theory Techniques, 1998, 46(12):2317-2323.

[9] [9] YOUNIS M, METZIG R, KRIEGER G.Performance prediction of a phase synchronization link for bistatic SAR［J］.IEEE Geoscience and Remote Sensing Letters, 2006, 3(3):429-433.

[10] [10] WANG W Q, DING C B, LIANG X D.Time and phase synchronisation via direct-path signal for bistatic synthetic aperture radar systems［J］.IET Radar, Sonar & Navigation, 2008, 2(1):1-11.