[1] [1] Accatino L,Bertin G,Mongiardo M. Elliptical cavity resonators for dual-mode narrowband filters [J].IEEE Trans. Microwave Theory Tech.,1997,45(12): 2393-2401.

[2] [2] Rengarajan S R,Lewis J E: Dielectric loaded elliptical waveguides [J].IEEE Trans. Microwave Theory Tech.,1980,28(10): 1085-1089.

[3] [3] Zhang S J,Shen Y C. Eigenmode sequence for an elliptical waveguide with arbitrary ellipticity [J].IEEE Trans. Microwave Theory Tech.,1995,43(1): 227-230.

[4] [4] Chu L J. Electromagnetic waves in elliptic hollow pipes of metal [J].J. Appl. Phys.,1938,9(9): 583-591.

[5] [5] Kretzschmar J G. Wave propagation in hollow conducting elliptical waveguides [J].IEEE Trans. Microwave Theory Tech.,1970,18(9): 547-554.

[6] [6] Kretzschmar J G. Attenuation characteristics of hollow conducting elliptical waveguides [J].IEEE Trans. Microwave Theory Tech.,1972,20(4): 280-284.

[7] [7] Falciasecca G,Someda C G,Valdoni F,et al. Comments on attenuation characteristics of hollow conducting elliptical waveguides [J].IEEE Trans. Microwave Theory Tech.,1973,21(3): 154.

[8] [8] Lewin L,Al-Hariri A M B. The effect of cross-section curvature on attenuation in elliptic waveguides and a basic correction to previous formulas [J].IEEE Trans. Microwave Theory Tech.,1974,22(3): 504-509.

[9] [9] Goldberg D A,Jackson L,Rimmer L R A. Modes of elliptical waveguides: a correction [J].IEEE Trans. Microwave Theory Tech.,1990,38(11): 1603-1608.

[10] [10] Schneider M,Marquardt J. Fast computation of modified Mathieu functions applied to elliptical waveguide problems [J].IEEE Trans. Microwave Theory Tech.,1999,47(4): 513-515.

[11] [11] Shu C. Analysis of elliptical waveguides by differential quadrature method [J].IEEE Trans. Microwave Theory Tech.,2000,48(2): 319-322.

[14] [14] Navarro R,Boria V E,Gimeno B,et al. Full modal analysis of confocal coaxial elliptical waveguides [J].IEE Proc.-Microw. Antennas Propag.,2000,147(5): 374-380.

[16] [16] Julio C G V. Theory and numerical analysis of the Mathieu functions [EB/OL].http://homepages.mty.itesm.mx/jgutierr/Mathieu/Mathieu.pdf,2003-02-14.