MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings最新文献

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New technique for solving of electrodynamics singular integral equations 求解电动力学奇异积分方程的新方法
I. Petrusenko
{"title":"New technique for solving of electrodynamics singular integral equations","authors":"I. Petrusenko","doi":"10.1109/MMET.1996.565660","DOIUrl":"https://doi.org/10.1109/MMET.1996.565660","url":null,"abstract":"An analytical technique for the equivalent regularisation of the electrodynamics singular integral equations was developed and substantiated. The method of partial overlapping regions is a special case of the present technique.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116555239","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
A numerical calculation of characteristics of waveguide phased-array antennas having the dielectric rods of variable cross-section 变截面介质杆波导相控阵天线特性的数值计算
A. Ilyinsky, S. Trubnikov
{"title":"A numerical calculation of characteristics of waveguide phased-array antennas having the dielectric rods of variable cross-section","authors":"A. Ilyinsky, S. Trubnikov","doi":"10.1109/MMET.1996.565647","DOIUrl":"https://doi.org/10.1109/MMET.1996.565647","url":null,"abstract":"The projection sewing method and combined projection method were used for calculation of the electromagnetic characteristics of waveguide phased-array antennas containing dielectrics. Numerical results were obtained for waveguide phased-array antennas containing dielectric rods of cylindrical and conical form.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"79 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125691123","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Diffraction by the dielectric disk and by the circular dielectric window in the perfectly conducting screen 通过介质盘和完全导电屏中的圆形介质窗进行衍射
E. Vasil'ev, V. Okhmatovsky
{"title":"Diffraction by the dielectric disk and by the circular dielectric window in the perfectly conducting screen","authors":"E. Vasil'ev, V. Okhmatovsky","doi":"10.1109/MMET.1996.565679","DOIUrl":"https://doi.org/10.1109/MMET.1996.565679","url":null,"abstract":"The geometrical theory of diffraction (GTD) can be applied to dielectric structures with a surface wave, but it is necessary to solve new canonical problems and to generalize the definition of the diffraction coefficient. As an example of the new canonical problem, we consider electromagnetic wave scattering by an edge of the semi-infinite dielectric slab. It is appropriate to describe the interdependence between amplitudes of the incident waves and scattering or reflecting waves (space and surface) in matrix form. Our task is to find the radar cross-section of the dielectric disk.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125794289","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The resonance on small non-homogeneity in the waveguide 波导中小的非均匀性共振
I. Yumov
{"title":"The resonance on small non-homogeneity in the waveguide","authors":"I. Yumov","doi":"10.1109/MMET.1996.565736","DOIUrl":"https://doi.org/10.1109/MMET.1996.565736","url":null,"abstract":"The solution of the initial-boundary value problem for the wave equation depending on the small parameter /spl epsiv/, with the right-hand side which is periodic in time with frequency /spl omega/, is researched.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127161073","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis of the multibeams reflector antenna directivity patterns on the given magnitude 给定量级下多波束反射天线指向性图的合成
B. Podlevskyi, P. Savenko
{"title":"Synthesis of the multibeams reflector antenna directivity patterns on the given magnitude","authors":"B. Podlevskyi, P. Savenko","doi":"10.1109/MMET.1996.565779","DOIUrl":"https://doi.org/10.1109/MMET.1996.565779","url":null,"abstract":"The problem of synthesis of the given shape contoured directivity pattern of a spacecraft hybrid antenna with the purpose of uniform \"illumination\" of the some territorial zone is considered. The variational formulation of the synthesis problem according to the given magnitude pattern is used. The mean-square deviation of given and synthesized magnitudes is chosen as an optimization criterion. It permits one to improve the approximation quality of the magnitudes, to influence the polarized properties of synthesized directivity patterns, and also to satisfy set additional requirements. Examples of synthesis of the contoured directivity patterns, which cover the given territory uniformly are presented. In these examples, the hybrid antenna consisting of a rectangular cutting from a parabolic reflector and a feed array is used.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131842043","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
The generalization of Sommerfeld problem about plane wave diffraction on edge of semiplane 半平面边缘平面波衍射的Sommerfeld问题的推广
A. Khapalyuk
{"title":"The generalization of Sommerfeld problem about plane wave diffraction on edge of semiplane","authors":"A. Khapalyuk","doi":"10.1109/MMET.1996.565725","DOIUrl":"https://doi.org/10.1109/MMET.1996.565725","url":null,"abstract":"The screen of type of infinitely thin semiplane is aligned with plane of dimensionless Decart system of co-ordinate. The diffraction of double-dimension (the dependence on z is absent) plane wave with the electricity vector E-polarization which is parallel to screen is considered. The Sommerfeld boundary conditions in the screen plane are given.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133710215","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Some electromagnetic aspects of microwave filter design 微波滤波器电磁方面的一些设计
A. Kirilenko, L. Rud, S. Senkevich, V. Tkachenko
{"title":"Some electromagnetic aspects of microwave filter design","authors":"A. Kirilenko, L. Rud, S. Senkevich, V. Tkachenko","doi":"10.1109/MMET.1996.565689","DOIUrl":"https://doi.org/10.1109/MMET.1996.565689","url":null,"abstract":"There are two approaches to the problem of frequency selective device synthesis: the traditional one based on circuit theory, using the numerical solutions of boundary value problems only at the stage of the reconstruction of filter element geometry according to the requirements on its single-mode S-matrix; and a relatively new method based on methods of numerical optimization. However, there are some specific procedures that generate an intermediate way combining the wide intellectual basis of the first approach and the high accuracy of the second. The authors discuss such a technique for the design of waveguide band-pass filters.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131166685","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wave diffraction by semi-infinite system of partially transmitted layers 部分透射层半无限系统的波衍射
D. Litvinenko, L. Litvinenko, S. Prosvirnin, I. Reznik
{"title":"Wave diffraction by semi-infinite system of partially transmitted layers","authors":"D. Litvinenko, L. Litvinenko, S. Prosvirnin, I. Reznik","doi":"10.1109/MMET.1996.565648","DOIUrl":"https://doi.org/10.1109/MMET.1996.565648","url":null,"abstract":"Various techniques have been developed for analyzing electromagnetic wave diffraction by a system of finite number of obstacles and periodic structures. Some numerical difficulties can be overcome by using the solution of the problem of electromagnetic wave diffraction by semi-infinite discrete structure. In this paper we develop some new methods for numerical calculation of the reflection operator of a semi-infinite system of partly transmitted layers.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"86 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134449775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Ray tracing fields in a dichroic radome enclosing a Hertzian dipole 包围赫兹偶极子的二向色天线罩中的射线追踪场
A. Stanley, B. Philips, E. Parker
{"title":"Ray tracing fields in a dichroic radome enclosing a Hertzian dipole","authors":"A. Stanley, B. Philips, E. Parker","doi":"10.1109/MMET.1996.565713","DOIUrl":"https://doi.org/10.1109/MMET.1996.565713","url":null,"abstract":"The purpose of this paper is to present some results from an on-going study of curved frequency selective surfaces (FSS). Here we consider an FSS consisting of an array of ring slots in a conducting sheet, centrally embedded in a dielectric.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131791465","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Numerical solution of 3-D Neuman problem for scalar Helmholtz equation at the bodies of complex shapes 复杂形状物体上标量亥姆霍兹方程三维诺伊曼问题的数值解
I. Lifanov, I. Lifanov, S. Novikov
{"title":"Numerical solution of 3-D Neuman problem for scalar Helmholtz equation at the bodies of complex shapes","authors":"I. Lifanov, I. Lifanov, S. Novikov","doi":"10.1109/MMET.1996.565728","DOIUrl":"https://doi.org/10.1109/MMET.1996.565728","url":null,"abstract":"Our paper is concerned with solving the 3D outside boundary Neuman problem for the scalar Helmholtz equation. By means of the double layer potential, this problem reduces to the hypersingular integral equation of the 1-st kind. The numerical method for solving the hypersingular integral equation at bodies of arbitrary form is proposed. This method is a method of discrete vortex type. Comparison of the exact solution for a sphere with the numerical one is carried out. Results of the computation for a cube and for a plate are presented.","PeriodicalId":270641,"journal":{"name":"MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132886089","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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