鏡象波導(dǎo)的截止頻率和模式圖
THE CUT-OFF FREQUENCY AND MODE CHART OF IMAGE WAVEGUIDE
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摘要: 本文用等效介電常數(shù)法計(jì)算了鏡象波導(dǎo)各模式的歸一化截止頻率,給出了通用的模式圖。由此可一目了然地決定主模、第一高階模和單模工作區(qū)等特性。
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關(guān)鍵詞:
Abstract: The normalized cut-off frequencies of Eypq and Expq modes for image waveguide arc investigated by EDC method. A generalized mode chart for image waveguide is given. It is useful for determining the first-order higher mode and single mode region and choosing the operationparameters. -
R. M. Knox and P. P. Toulios, Proc. Symp. on Submillimeter Waves, 1970, pp. 497-516.[2]T. Itoh, Infrared and Millimeter Waves, 4(1981), ch. 5.[3]M. V. Mclevige, T. Itoh and R. Mittra, IEEE Trans. on-MTT, MTT-23 (1975), 788.[4]T. Itoh, ibid, MTT-24(1976), 821.[5]W. B. Zhou(周文表) and T. Itoh, ibid, MTT-30(1982), 2163.[6]王宗欣,趙惠芬,復(fù)旦大學(xué)學(xué)報,21(1982), Nol. 43.[7]M. Shi(史美琪) and D. Jiang (蔣定華), International Journal of Infrared and Millimeter Waves, 5(1984),1605.[8]K. Solbach and I. Wolff, IEEE Trans. on-MTT, MTT-26(1978), 266.[9]周文表,鏡象波導(dǎo)的通用色散曲線,中國科學(xué)院電子學(xué)研究所內(nèi)部報告,1985. -
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