[1] Song M H,Yin S Z,Ruffin P B. Fiber Bragg grating strain sensor de-modulation with quadrature sampling of a Mach-Zehnder interferome-ter [J]. Appl Opt(S0003-6935),2000,39(7):1106-1111.
[2] Wang Q J,Zhang Y,Soh Y C. All-fiber3×3interleasver design with flat-top passband [J]. IEEE Photon Technol Lett(S1041-1135),2004,16(1):168-170.
[3] Ja Y H. Asingle-mode optical fiber ring resonator using a planar 3×3 fiber coupler and a sagnac loop [J]. Lightwave Technol(S0733-8724),1994,12(8):1348-1354.
[4] Tai K, Chang B, Chen J, et al. Wavelength-interleaving bi-directional circulators [J]. IEEE Photon. Technol. Lett(S1041-1135),2001,13(4):320-322.
[5] 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(S0733-8724),1993,11(12):1998-2008.
[6] BETHUYS S,LABLONDE L,RIVOALLAN L,et al. Optical add/drop multiplexer based on UV-written Bragggrating in twincore fiber Mach-Zehnder interferometer [J]. Electron Lett(S0013-5194),1998,34(12):1250-1252.
[7] Renaud M,Maseti F,Guilemot C. Network and system concepts for optical packet switching [J]. IEEE Communication Magnize(S0163-6804),1997,35(4):96-102.
[8] Bilodeau F,Johnson D C,Theriault S,et al. An all-fiber dense-wavelength-division multiplexer/demultiplexer using photoimprinted Bragg gratings [J]. IEEE Photon.Technol. Lett(S1041-1135),1995,7(4):388-390.
[9] Eisenmann M,Weidel E. Single-mode fused biconical couplers for wavelength division multiplexing with channel spacing between 100 and 300 nm [J]. Lightwave Technol(S0733-8724),1988,6(1):113-119.
[10] SUN Li-ping,YE Pei-da. General analysis of [3×3] optical fiberdirectional couplers [J]. Microwave Opt. Technol. Lett(S0895-2477),1989,2(2):52-54.
[11] LU Huai-wei,CHU Yan-dong,LUO Guang-wei. Design of a New Type Interleave Based on Cascaded M-Z Interferomete [J]. Optoelectronics·Laser,2007,18(12):1426-1429.