1. Soldano, L. B. and E. C. M. Pennings, "Optical multimode interference devices based on self-imaging: Principles and applications," J. Lightw. Technol., Vol. 13, No. 4, 615-627, 1995.
doi:10.1109/50.372474
2. Levy, D. S., R. Scarmozzino, Y. M. Li, and R. M. Osgood Jr., "A new design for ultracompact multimode interference-based 2 × 2 couplers," IEEE Photon. Technol. Lett., Vol. 10, No. 1, 96-98, 1998.
doi:10.1109/68.651120
3. Levy, D. S., R. Scarmozzino, and R. M. Osgood Jr., "Length reduction of tapered N × N MMI devices," IEEE Photon. Technol. Lett., Vol. 10, No. 6, 830-832, 1998.
doi:10.1109/68.681500
4. Levy, D. S., K. H. Park, R. Scarmozzino, R. M. Osgood, Jr., C. Dries, P . Studerkov, and S. Forrest, "Fabrication of ultracompact 3-dB 2 × 2 MMI power splitters," IEEE Photon. Technol. Lett., Vol. 11, No. 8, 1009-1011, 1999.
doi:10.1109/68.775329
5. Wei, H. Z., J. Z. Yu, Z. L. Liu, X. F. Zhang, W. Shi, and C. S. Fang, "Fabrication of 2 × 2 tapered multimode interference coupler," Electron. Lett., Vol. 36, No. 19, 1618-1619, 2000.
doi:10.1049/el:20001166
6. Wei, H. Z., J. Z. Yu, Z. L. Liu, X. F. Zhang, W. Shi, and C. S. Fang, "Fabrication of 4×4 tapered MMI coupler with large cross section," IEEE Photon. Technol. Lett., Vol. 13, No. 5, 466-468, 2001.
doi:10.1109/68.920753
7. Wei, H. Z., J. Z. Yu, X. F. Zhang, and Z. L. Liu, "Compact 3-dB tapered multimode interference coupler in silicon-on-insulator," Opt. Lett., Vol. 26, No. 12, 878-880, 2001.
doi:10.1364/OL.26.000878
8. Wei, H. Z., J. Z. Yu, Z. L. Liu, X. F. Zhang, W. Shi, and C. S. Fang, "Signal bandwidth of general N × N multimode interference couplers," J. Lightw. Technol., Vol. 19, No. 5, 739-745, 2001.
doi:10.1109/50.923487
9. Yan, Q. F., J. Z. Yu, and Z. L. Liu, "Size tolerance analysis of a 4 × 4 tapered multimode interference ," Opt. Eng., Vol. 42, No. 8, 2235-2239, 2003.
doi:10.1117/1.1584688
10. Themistos, C., M. Rajarajan, B. M. A. Rahman, S. S. A. Obayya, and K. T. V. Grattan, "R igorous comparison of parabolically tapered and conventional multimode-interference-based 3-dB power splitters in InGaAsP/InP waveguides," Appl. Opt., Vol. 43, No. 27, 5228-5235, 2004.
doi:10.1364/AO.43.005228
11. Wu, J. J., B. R. Shi, and M. Kong, "Exponentially tapered multimode interference couplers," Chin. Opt. Lett., Vol. 4, No. 3, 167-169, 2006.
12. Chang, W. C., C. H. Lien, P . J. Tsai, and H. J. Wang, "An ultracompact 4 × 4 photonic switch based on tapered multimode interference," The 11th IEEE International Symposium on Electron Devices for Microwave and Optoelectronic Applications (EDMO 2003) , 267-272, Orlando, Florida, USA, November 2003.
13. Watanabe, K. and K. Kuto, "Numerical analysis of optical waveguides based on periodic fourier transform," Progress In Electromagnetics Research, Vol. 64, 1-21, 2006.
doi:10.2528/PIER06060802
14. Faryad, M. and Q. A. Naqvi, "Fractional rectangular waveguide," Progress In Electromagnetics Research, Vol. 75, 383-396, 2007.
doi:10.2528/PIER07052803
15. Chang, H.-W. and M.-H. Sheng, "Field analysis of dielectric waveguide devices based on coupled transverse-mode integral equation — Mathematical and numerical formulations ," Progress In Electromagnetics Research, Vol. 78, 329-347, 2008.
doi:10.2528/PIER07091002
16. Zhou, X. and G. W. Pan, "Application of physical spline finite element method (PSFEM) to fullwave analysis of waveguides ," Progress In Electromagnetics Research, Vol. 60, 19-41, 2006.
doi:10.2528/PIER05081102
17. Talebi, N. and M. Shahabadi, "Application of generalized multipole technique to the analysis of discontinuities in substrate integrated waveguides ," Progress In Electromagnetics Research, Vol. 69, 227-235, 2007.
doi:10.2528/PIER06122107
18. Talebi, N. and M. Shahabadi, "Analysis of a lossy microring using the generalized multipole technique," Progress In Electromagnetics Research, Vol. 66, 287-299, 2006.
doi:10.2528/PIER06112801
19. Dwari, S., A. Chakrabarty, and S. Sanyal, "Analysis of linear tapered waveguide by two approaches," Progress In Electromagnetics Research, Vol. 64, 219-238, 2006.
doi:10.2528/PIER06071902
20. Rostami, A. and H. Motavali, "Asymptotic iteration method: a powerful approach for analysis of inhomogeneous dielectric slab waveguides," Progress In Electromagnetics Research B, Vol. 4, 171-182, 2008.
doi:10.2528/PIERB08011701
21. Hernandez-Lopez, M. A. and M. Quintillan-Gonzalez, "A finite element method code to analyse waveguide dispersion," Journal of Electromagnetic Waves and Applications, Vol. 21, No. 3, 397-408, 2007.
doi:10.1163/156939307779367396
22. Ooi, B. L. and G. Zhao, "Element-free method for the analysis of partially-filled dielectric waveguides ," Journal of Electromagnetic Waves and Applications, Vol. 21, No. 2, 189-198, 2007.
doi:10.1163/156939307779378772
23. Park, J. K., J. N. Lee, D. H. Shin, and H. J. Eom, "Full wave analysis of a coaxial waveguide slot bridge using the Fourier transform technique ," Journal of Electromagnetic Waves and Applications, Vol. 20, No. 2, 143-158, 2006.
doi:10.1163/156939306775777198
24. El Sabbagh, M. A. and M. H. Bakr, "Analytical dielectric constant sensitivity of ridge waveguides filters," Journal of Electromagnetic Waves and Applications, Vol. 20, No. 3, 363-374, 2006.
doi:10.1163/156939306775701731
25. Khalaj-Amirhosseini, M., "Analysis of longitudinally inhomogeneous waveguides using Taylors series expansion," Journal of Electromagnetic Waves and Applications, Vol. 20, No. 8, 1093-1100, 2006.
doi:10.1163/156939306776930286
26. Scarmozzino, R., A. Gopinath, R. Pregla, and S. Helfert, "Numerical techniques for modeling guided wave photonic devices," IEEE J. of Selected Topics in Quantum Electron. , Vol. 6, No. 1, 150-162, 2000.
doi:10.1109/2944.826883