[1] Brackett C A. Forward-is there an emerging consensus on WDM networking. J. Lightwave Technol., 1996, 14(6):936~941
[2] Koga M, Hamazumi Y, Watanabe A et al.. Design and performance of an optical path cross-connect system based on wavelength path concept. J. Lightwave Technol., 1996, 14(6):1106~1119
[3] Ishio H, Minowa J, Nosu K. Review and status of wavelength-division multiplexing technology and its application. J. Lightwave Technol., 1984, 2(4):448~463
[4] Wisely D R. 32 channel WDM multiplexer with 1 nm channel spacing and 0.7 nm bandwidth. Electron. Lett., 1991, 27(6):520~521
[5] Dragone C, Edwards C A, Kistler R C. Integrated optics N×N multiplexer on silicon. IEEE Photon. Technol. Lett., 1991, 3(10):896~899
[6] Gilsdorf R W, Palais J C. Single-mode fiber coupling efficiency with graded-index rod lens. Appl. Opt., 1994, 33(16):3440~3445
[7] Sakamoto T. Coupling characteristic analysis of single-mode and multimode optical-fiber connectors using gradient-index-rod lenses. Appl. Opt., 1992, 31(25):5184~5190
[8] Gerrard A, Burch J M. Introduction to matrix methods in optics. London: John Wiley & Sons, 1975. Chap II and III
[9] Kogelnik H. Coupling and conversion coefficients for optical modes. Proc. Symp. on Quasi-Opt. Microwave Res. Inst. Symp. Series, 1964, 14:333~347
[10] SELFOC○ R Product Guide, Somerset: NSG America, Inc.