[1] [1] KIM S J,LEE S S,KWON Y S, et al.. Dynamic north-finding scheme based on a fiber optic gyroscope ［J］. SPIE,1997,3087:126-136.

[2] [2] ZHANG ZH J,SUN J Y, WU K Y. Error analysis and test study of fiber optic gyroscope north-finder［J］.SPIE,2005,5634: 611-618.

[3] [3] ZHANG Y,WU W Q,CAO J L. The study of north-finder based on rate biased RLG［C］.The 3rd International Symposium on System and Control in Aeronautics and Astronautics, 2010.

[4] [4] JIANG Q X, CHEN X B, MA X H. North seeker using single axis FOG［J］. Journal of Chinese Inertial Technology, 2010,18(2):165-169. (in Chinese)

[5] [5] SHEN CH W, WANG ZH Q, LIU CH, et al.. Application of BP neural network to multi-position strap-down north seeking system［J］.Opt. Precision Eng., 2009,17(8):1890-1895. (in Chinese)

[6] [6] XU H G, GUO Z B. Design of a practical rotation-modulation gyro north-finder［J］. Acta Armamentarii, 2010,31(5):616-619.(in Chinese)

[7] [7] YUAN B L, RAO G Y, LIAO D. Scale factor error analysis for rotating inertial navigation system［J］. Journal of Chinese Inertial Technology, 2010,18(2):160-164. (in Chinese)

[8] [8] ZHAN D J, QIN SH Q, WANG X SH, et al.. Precise measurement of rate biased laser gyro scale factor［J］. Chinese Journal of Lasers,37(5):1327-1331. (in Chinese)

[9] [9] QIN SH Q,HUANG Z SH,WANG X SH. Feature analysis of the scale factor variation on a constant rate biased ring laser gyro ［J］. Chinese Optics Letters, 2007,5(3):138-141.

[10] [10] HUANG Z SH. Research on rotary north finder based on ring laser gyro［D］. Changsha: National University of Defense Technology，2007. (in Chinese)

[11] [11] XIA J H,QIN Y Y,RUI L. Modeling temperature data of RLG's scale factor using LS-SVM［C］. IEEE International Symposium on Knowledge Acquisition and Modeling Workshop, 2008:510-513.

[12] [12] ZHANG P F, WANG Y, TANG J X, et al.. Research on methods for compensating temperature of mechanically dithered RLG ［J］. Acta Armamentarii, 2010,31(5):562-566.(in Chinese)