Analysis of the leaky-wave behavior on multimedia-oriented planar transmission lines

面向多媒体的平面传输线漏波行为分析

• 批准号: 09650432
• 负责人: SHIGESAWA Hiroshi
• 金额: $ 2.18万
• 依托单位: Doshisha University
• 依托单位国家: 日本
• 项目类别: Grant-in-Aid for Scientific Research (C)
• 财政年份: 1997
• 资助国家: 日本
• 起止时间: 1997 至 2000
• 项目状态: 已结题
• 来源: https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-09650432/
• 关键词: power-leakage effect; bound mode; surface-wave leaky mode; space-wave leaky mode; mode coupling; fast mode; 平面回路; 固有値近似解析法; 空間漏洩波; 複素モード結合; 平面回路設計資料; 複素漏洩波; 励振電磁界; 非物理波効果; 速波漏洩波; 非物理固有波; 超高周波漏洩; 非物理波; 多方向漏洩; 複素波間スペクトルギャップ

The research results are itemized as follows :(1) Analysis of behavioral feature of intricate modal relations among several complex modes.Evidences of mutual relations among the guided mode, the surface-wave leaky mode and the space wave leaky mode at high frequencies.(2) Discovery of a new type of the leaky mode and the leaky-wave-mode coupling.Mode coupling effect between the already known leaky mod and the newly-discovered surface-wave-like mode.(3) Fast wave (space-wave leaky mode) on uniform printed-circuit transmission lines and evidence of its generation.Analysis of the unusual behavior of the space-wave leaky mode at low frequencies.(4) Analysis of the influence of the nonphysical mode on the field excited by an practical EM source.Discussions of the effect of the improper-real mode (nonphysical solution) to the physically excited field.(5) Discovery of the indirect effect of a nonphysical solution to the physically excited field and its evidence.Evidences for the discussions of the item (4) and further discussions for developing high-performance-oriented transmission lines.(6) Useful chart for designing high-performance-oriented printed-circuit transmission lines.

主要研究成果如下：（1）分析了几种复模态之间复杂模态关系的行为特征，证明了高频下导波模态、表面波漏模和空波漏模之间的相互关系。(2)一种新型漏模的发现及漏波模耦合。已知漏模与新发现的类表面波模之间的模耦合效应。(3)均匀印刷电路传输线上的快波（空间波漏模）及其产生的证据。空间波漏模在低频的异常行为分析。(4)分析了非物理模对实际电磁源激发场的影响，讨论了非实模（非物理解）对物理场的影响。(5)物理激发场的非物理解的间接效应的发现及其证据。第（4）项讨论的证据以及开发高性能传输线的进一步讨论。(6)用于设计高性能印刷电路传输线的实用图表。

项目成果

M.Tsuji: "The new surface-wave-like mode on CPWs of infinite width and its role In explaining the leakage cancellation effec"IEICE Trans.on Electron.. E82-C. 133-140 (1999)

M.Tsuji：“无限宽度 CPW 上的新表面波模式及其在解释泄漏抵消效应中的作用”IEICE Trans.on Electron.. E82-C。

M.Tsuji: "New physical effects when leakage occurs into more than one surface wave"Proc.on URSI Electromagnetis Theory Symp.. 2. 497-499 (1998)

M.Tsuji：“当泄漏发生到多个表面波中时的新物理效应”Proc.on URSI Electromagnetis Theory Symp.. 2. 497-499 (1998)

M.Tsuji: "Unexpected contribution of nonphysical mode to the fields excited by a practical source in printed-circuit transmission lines"Digest of IEEE/MTT-S Intern'1 Microwave Symp.. 2. 647-650 (199)

M.Tsuji：“非物理模式对印刷电路传输线中实际源激发的场的意外贡献”IEEE/MTT-S Intern1 微波 Symp.. 文摘.. 2. 647-650 (199)

H.Shigesawa: "Leaky-wave phenomena at high frequencies in printed circuits"Proc.of 1997 Asia-Pacific Microwave Conf.. 2. 483-486 (1997)

H.Shigesawa：“印刷电路高频漏波现象”Proc.of 1997 Asia-Pacific Microwave Conf.. 2. 483-486 (1997)

H.Shigesawa: "Structural danger of printed-circuit transmission lines in millimeter-wave range"Proc.on URSI Electromagnetics Theory Symp.. (印刷中). (2001)

H.Shigesawa：“毫米波范围内印刷电路传输线的结构危险”Proc.on URSI 电磁学理论 Symp..（印刷中）。