[1] [1] van den Boom H P A, Li W, van Bennekom P K et al.. High-capacity transmission over polymer optical fiber. IEEE J. Selected Topics in Quant. Electron., 2001, 7(3):461～470

[3] [3] Yao Li. An overview of NECI projects on thin-cladding POF-based optical interconnects. Proc. SPIE, 1999, 3632: 70～77

[4] [4] Jun Ai, Yao Li. Mixing-rod power coupling for large-core polymer optical fibers. Opt. Engng., 1999, 38(6): 1024～1028

[8] [8] Raddatz L, White I H, Cunningham D G et al.. An experimental and theoretical study of the offset launch technique for the enhancement of the bandwidth of multimode fiber links. J. Lightwave Technol., 1998, 16(3): 324～331

[9] [9] Zhang Shuangbing, Zhang Xiaoxi. Er-doped optical fiber amplifier, Patent of China (01244678.5), 2002

[10] [10] Achenbach C P, Cobb J H. Computational studies of light acceptance and propagation in straight and curved multimode active fibres. J. Opt. (A): Pure and Appl. Opt., 2003, 5(3): 239～249

[11] [11] Badar A H, Maclean T S M, Ghafouri-Siraz H et al.. Bent slab ray theory for power distribution in core and cladding of bent multimode optical fibres. IEE Proceedings, Part J: Optoelectronics, 1991, 138(1): 7～12

[12] [12] Gloge D. Bending loss in multimode fibers with graded and ungraded core index. Appl. Opt., 1972, 11(11): 2506～2513

[13] [13] Hunspergr R G. Integrated Optics: theory and technology, 5th ed., Germany, Heidelberg: Springer, 2002. 114～115