[1] [1] Chiba T, Arai H, Ohira K et al.. Novel Architecture of wavelength interleaving filter with fourier transform-based MZIs. OFC ′2001, WB5

[2] [2] Tai K, Chang B, Chen J et al.. Wavelength-interleaving bi-directional circulators. IEEE Photon. Technol. Lett., 2001, 13(4):320～322

[3] [3] Dingel B B, Izutsu M. Multifunction optical filter with a Michelson-Gires-Tournois interferometer for wavelength-division multiplexed network system applications. Opt. Lett., 1998, 23(14):1099～1101

[4] [4] Lenz G, Madsen C K. General optical all-pass filter structures for dispersion control in WDM systems. J. Lightwave Technol., 1999, 17(7):1248～1254

[5] [5] Oda K, Takato N, Toba H et al.. A wide-band guided-wave periodic multi/demultiplexer with a ring resonator for optical FDM transmission systems. J. Lightwave Technol., 1988, 6(6):1016～1023

[6] [6] Kohtoku M, Oku S, Kadota Y et al.. 200 GHz FSR periodic multi/demultiplexer with flattened transmission and rejection band by using a Mach-Zehnder interferometer with a ring resonator. IEEE Photon. Technol. Lett., 2000, 12(9):1174～1176

[7] [7] Chew Y H, Tjhung T T, Mendis F V C. Performance of single- and Double-ring resonators using 3×3 optical fiber coupler. J. Lightwave Technol., 1993, 11(12):1998～2008