Bandwidth Property of the Converter with Sector Taper from a Rectangular Guide TE□10 Mode to a Coaxial Guide TE⊙01Mode

Blank M, Kreischer K, and Temkin R J. Theoretical and experimental investigation of a quasi-optical mode converter for a 110-GHz gyrotron[J].IEEE Trans. on Plas. Sci.1996, 24(3):1058-1066[2]Drumm O, Dammertz G, and Thumm M. Design methods for mirrors in a quasi-optical mode converter for a frequency step-tunable gyrotron. 27th Intl. Conf. on Infrared and Millimeter Waves, San Diego, CA USA, 2002: 191-192.[3]Thumm M. High-power millimeter-wave mode converters in overmoded circular waveguides using periodic wall perturbations[J].International Journal of Electronics.1984, 57(6):1225-1246[4]Guo H Z and Chen Shiaw-Huei, et al.. Operation of a high performance, harmonic-multiplying, inverted gyrotwystron[J].IEEE Trans. on Plas. Sci.1998, 26(3):451-460[5]Luo J R, et al.. Experiment study of an input coupler for Ka band harmonic multiplying gyro-amplifier[J].Asia-Pacific Microwave Conf. (APMC2001), Taipei, Taiwan.2001, vol.2:870-873[6]Luan Yuan-tao, Luo Ji-run, Su Yi-nong, and Guo He-zhong. Numerical simulation of a mode converter from TE10 rectangular guide mode to TE01 coaxial guide mode. Proceedins of IVEC2003, Seoul, Korea, P1: 68-69.[7]McCurdy A H and Choi J J. Design and analysis of a coaxial coupler for a 35-GHz gyroklystron amplifier[J].IEEE Trans. on Micro. Theory and Tech.1999, 47(2):164-175