Hfss port field display. (ii) For the microstrip, the width is calculated as 3.
Hfss port field display 4 was used to create the port field display in Fig. innovationspace. Version 10 had dense vector-based field plot, while version 11 has coarse arrow-type field plot which is too coarse and field distribution is not clear. This lesson introduces What are some cases that you can't use a wave port? Is it due to "internal wave port" issues? If so, you can drop a PEC block behind your wave port to force it to work in the correct direction. However I am not getting proper E field distribution the field is scattered Jul 1, 2006 · If you are concerned about the fields at the edge of the waveport not terminating correctly you can force it to a radiation boundary or you can increase the size of the port. Examples of closed structures are Coax and Waveguides. In this case source 1:1 [Port1 : Mode1] is excited with 1 Watt of power. tree in project manager. Once you run the simulation, you will be able to see the excitation mode under port field display. When the design has differential pairs (link), the reporter can display quantities for the defined pairs or for the single-ended terminals upon which they are based. The septum divides the signal and directs it to the outgoing ports, while minimizing reflection at the signal’s point of entry. . Here is the description of the rough dimensions of the port, once you simulate it you need to make sure that the fields are correct (going to "Port field display" in the project manager window) Jun 23, 2014 · If there is no dielectric, just make the port square and center it vertically on the CPW. Nov 30, 2019 · 查看T型波导的电场分布结果，选中模型的上表面，场分布“port field display”-plot fields-E-Mag_E，弹出的窗口默认就好，我们只随便看看。 Apr 16, 2025 · 如图1，由于起初设置端口又删除的原因，Port是从2开始的，以至于仿真results中S参数为S22、S34等，虽然不影响端口传输耦合的本质，但是与我们通常理解的S11为 反射 系数、S21为传输系数有些矛盾。但是直接在图1的红圈位置无法修改端口名。 解决方法：在 项目 树的上方找到激励（excitations）那里 May 10, 2001 · HFSS v10 had a lot better Port Field Display than v11 has. So, let's get started! Overview Let's consider the following simplified model, where an SMA connector is placed on a PCB: The Are there any Ansys HFSS/Circuit experts here that know the best way to set up ports for a differential signal? I have a differential input antenna (for NFC) and can get logical HFSS results when I put one port across the terminals. The new modes are called Floquet modes. Whether it is an airborne Mar 12, 2025 · HFSS 3D Layout simulates layer structures of high-frequency electromagnetic fields through an innovated meshing technology called Phi mesher. you can check if the port excites the filed you want in PROJECT MANAGER->PORT FIELD DISPLAY S Satish Bhatnagar Points: 2 Hfss # class Hfss(project=None, design=None, solution_type=None, setup=None, version=None, non_graphical=False, new_desktop=False, close_on_exit=False, student_version=False, machine='', port=0, aedt_process_id=None, remove_lock=False) # Provides the HFSS application interface. HFSS is now used by designers in all segments of the electronics industry. With incorrect inputs, the entire 3D field solution will be incorrect. * , % %733-3* %133-3* %733-3* 6& ANSYS HFSS 3-D layout off ers an innovative process for package, IC on printed circuit board simulation and extraction. These 2D field patterns serve as boundary conditions for the full 3D problem. An exception to this guideline would be to use Wave Ports for Stripline Solution Type: When to select Driven Modal or Driven Terminal? We would like to show you a description here but the site won’t allow us. I am running a eigen mode simulation in HFSS. This section provides an overview of the finite element method and its implementation in Ansoft HFSS. 在slot patch 的例子中，我不小心重复定义了两个port，显示Port1 和P1 overlap,但是我怎么可以删除其中一个呢，还是需要先从excitation 中全部删除，再重新定义呢? 选中其中一个，直接delete就可以了 选中其中一个，直接delete就可以了 工程树--excitation--选中多余的port，然后delete 楼上回答很正确了。呵呵 Driven solution Port or incident field used to excite the structure Driven modal method commonly used for RF/microwave designs Driven terminal method commonly used for multi-conductor transmission lines (no waveguides, symmetry boundaries, or Floquet ports) Provides S-parameters and fields Nov 22, 2011 · The enclosed current is determined by the line integral of H around the periphery of the wave port (as it is a PEC boundary) so no integration line is required. 3D Components’ hierarchical modeling and coordinate systems are examined. Port 3 Field overlays are representations of basic or derived field quantities on surfaces or objects for the current design variation. 请教各位高手HFSS中的port field display有什么作用，仿真结束后查看这个选项 可以看到端口上有很多红色的箭头，如果端口的模式不止一个，箭头的样式也会不一样 ，听说可以作为设置integration line的依据，不知怎样运用，请大家不吝赐教，多谢 。 这还能有啥作用，就是让你看看场是啥样的啊 申明 When HFSS computes the excitation field pattern at a port, the direction of the field at wt = 0 is arbitrary; the field can always point in one of at least two directions. 0版本中，在port field display里可以查看。 Jun 24, 2020 · Are you referring to the port field display? I can get screenshots of that, it would be easier to attach the HFSS file but it won't let me add that filetype to the thread. HFSS 15 在线帮助文档Port Field Display The Port Field Display feature lets you see a visualization of the electric field patterns belonging to the modes of the 2D port solution. Lumped Ports: Use for all other port definitions. You need to tell HFSS where the voltage potential is at the port. The Port Field Display feature lets you see a visualization of the electric field patterns belonging to the modes of the 2D port solution. Wave ports that are assigned on waveguide structures are naturally defined by the cross-section of the waveguides ANSYS HFSS Wave Port Size Guideline This section provides guidelines for the appropriate port sizes for transmission lines. (ii) For the microstrip, the width is calculated as 3. Learn how to set up ports on grounded and ungrounded coplanar waveguides (CPW) in HFSS. Although its implementation is largely trans- parent, a general understanding of the method is useful in making the most effective use of Ansoft HFSS. Wave port sizing, 2D port fields, modes HFSS基础培训教程，讲解端口和激励的设置，包括Wave Port、Lumped Port、Floquet Port等。适用于电磁仿真学习。 Apr 1, 2019 · Simulation Guidelines for W ideband Ground Backed Coplanar W av eguide T ransmission Lines Jay W. that matched my analytical calculations Excitation methods are required for simulation of any design. McDaniel Advanced Radar Research Center, School of Electrical and Computer Engineering University Excitations in HFSS are used to specify the sources of electromagnetic fields and charges, currents, or voltages on objects or surfaces in the design. You can plot the magnetic field at any of your basis frequencies and choose which You should be able to view the magnetic field overlay on your model. Initially used to model waveguide transitions, HFSS was quickly utilized for other engineering design challenges. HFSS , SPICE . Then go to Field Overlays--> Edit Source, you can choose which mode you want excite, and you can assign both amplitude and phase for excited mode. The first antenna I simulated with HFSS was an inverted-F Jan 4, 2011 · HFSS -> Excitations -> Delete All. However, when i change excitation, for example to Aug 9, 2015 · 第 2页 -HFSS的圆极化激励，port field display和edit source使用 上一篇： 关于HFSS和MATLAB中dipole_example的问题 下一篇： HFSS仿真遇见如下问题Adaptive solution setup,process hf3d error:Unable to write to file d:\\Ansoft\temp/hfss_ How to Promote a Port in HFSS 3D Layout (2024 Release) To promote a port from a 3D component: Select the 3D component from the layout, right-click, choose Port > Create ports on Component, and then select the net (s) on the next window. The resulting 2D field patterns serve as boundary conditions for the full three-dimensional problem. HFSS Manual - Free download as PDF File (. Right click, hover over Plot Fields, hover over H, Plot window will pop up. It also talks about the scenarios for each of these port types and their key features. 请高手进来一起讨论HFSS如何实现圆极化激励，是在edit source里设置两种模式，将factor都设置为1，同时offset phase设置90度差吗?这个两种模式是TM00和TE00是吗?然后在port field display里看到的mode1和2就是这两种模式的电场的方向是吗? Guidelines for assigning wave ports for Circular Waveguides Problem: How to properly assign wave ports for circular waveguides? Solution: Consider a circular waveguide as shown in figure 1. This process starts with ANSYS HFSS creating a conformal, non-homogeneous mesh to describe the modeled geometry. fGetting Started with HFSS: Floquet Ports A Report of the Magnitude Some examples of the Port Field Displays for Modes. May 10, 2024 · Port Field Display：端口场分布信息 Field Overlays：表面场分布信息 Radiation：辐射表面的定义信息 通过工程树，可以很方便的执行各种操作。 属性窗口 显示、编辑和修改当前选中的物体模型属性，以及显示、编辑和修改当前选中的工程树中的工程和设计所包含的变量 Innovation Space Oct 20, 2024 · Lump port is an internal port, and it makes sense to place the lumped port at a location where the field distribution would approximately be the same as the dominant mode of the port definition in the absence of the lumped port. How to Promote a Port in HFSS 3D Layout (2024 Release) To promote a port from a 3D component: Select the 3D component from the layout, right-click, choose Port > Create ports on Component, and then select the net (s) on the next window. mode dominant mode . (iii) For the stripline, the width is The excitation applied to every port is controlled through the HFSS > Fields > Edit Sources dialog window. Boundary conditions for 2D surfaces, surface approximations, and 3D absorbing boundaries for open structures are explored. Reason: If modes are underspecified, the remaining modes will lead 请高手进来一起讨论HFSS如何实现圆极化激励，是在edit source里设置两种模式，将factor都设置为1，同时offset phase设置90度差吗?这个两种模式是TM00和TE00是吗?然后在port field display里看到的mode1和2就是这两种模式的电场的方向是吗? Dec 22, 2006 · Hi Everybody: I am now using HFSS to simulate my structure, but I found that when I finish the analysis and draw the plot of the field of the port mode, it seems unable to change the plot properity. This lesson covers the excitation port types and their assignment in HFSS 3D layout. Jul 15, 2020 · HFSS generates a geometrically conforming, tetrahedral mesh automatically. Your control of port field displays is purely through the docked Property window. If you select a port mode listed in the Project tree, the Modeler window displays May 4, 2024 · The port would be 5`10 times the height of the substrate in Z direction and in the Y direction, 5~10* (width + gap). Aug 26, 2023 · Make sure you are plotting the field for the solution frequency, or use a discrete sweep and save the fields for the frequency points you would like to investigate. The proper creation and use of the excitations are important in obtaining the most accurate simulation results. 4) Select "Port Field Display" and the made you want in the left-hand panel. May 30, 2012 · The fundamental mode of a circular waveguide is the TE11 mode and this mode is double degenerate ( in sinus and cosinus) so the first two modes on HFSS appear to be 90° rotated (mode 1 and mode 2 on your Thumbnails). txt) or read online for free. A signal at a frequency of 10 GHz enters the waveguide at Port 1 (see below) and exits at Port 2 and Port 3. 端口定义 HFSS中定义多种激励方式 主要有 波端口激励 (Wave Port)、集总端口激励（Lump Port） 、Floquet端口激励（Floquet Port）、入射波激励（Incident Wave）、电压源激励（Voltage Source）、电流源激励（Current Source）和磁偏置激励（Magnetic Bias） 天线设计 中，端口平面的激励方式多设置为 Jul 5, 2011 · Hi I have simulated coplanar waveguide (ungrounded) in HFSS and defined waveport as excitation source with waveport width 3* (2g +W) and height of port 4*h and defined integration line from sideground to trace. HFSS软件系统介绍-Analysis：分析。包括求解设置，定义软件如何计算求解。 Optimetrics：优化。包括所有优化设置。 Results：结果。包括所有后处理生成的结果报告。 Port Field Display：显示模型的端口场分布。 Field Overlays：显示模型的端口场分布。 Field Ov For the lumped port, you need also to assign the integration line which shows the direction of the E fields between the two metals and hence define the excitation mode. Purpose A Port is a 2D surface on which the fields will be solved according to Maxwell’s Equations to determine appropriate RF modal excitations into the 3D model volume. 除此之外，也可以通过看HFSS求解出来的波端口面上的场分布来判断端口尺寸是否合适。 如下图所示的微带线结构，如果波端口尺寸大小设置合理，则观看Port Field Display可以发现，电场都集中在微带线和地之间，而在波端口的边界上几乎没有场分布。 E field quasi-TEM field , port mode S field , mode . To have an available solution," Save Fields" must be checked for the Solution setup Advanced tab, or for a fast or discrete sweep. Jul 11, 2023 · When working with 3D components in HFSS 3D Layout, it is common to promote a port to define the input or output connections for your RF/microwave components or circuits. The electric and magnetic field plots are also plotted inside the waveguide cavity and are animated over the phase to visualize the mode propagation. So the port size will vary with varying substrate height, CPW width and gap. You might want to examine a number of modes to make sure you have the excitation you want. Note: The purpose of this Workshop is to model this array as an infinitely periodic structure using the Unit Cell techniques available in HFSS. Since my structure is in nature a complicated two plate microstrip while the distance between The most common port types used are wave ports and lumped ports. RLC , 1 2 3 Port1 R3 Chapter8 High Frequency Structure Simulator——HFSS 1 HFSS is a high-performance full-wave electromagnetic(EM) field simulator for arbitrary 3D volumetric passive device modeling that takes advantage of the familiar Microsoft Windows graphical user interface. 谢谢1 8. and it should look as below. In other words, which conductor has a positive potential, and which conductor is used as the ground reference. The lecture covers the theoretical aspects of the different port types available in HFSS 3D layout: gap, wave and coupling port types. Simulating S-parameters is straight forward, and I can view a far field result, but I am not sure what excitation port (Waveport1 or Waveport2) this far field originates 2020R1* Overview: This course covers fundamental concepts in HFSS fully arbitrary 3D (FA3D) finite element method (FEM) electromagnetic simulation. 0及10. Blog Ansys Discovery or Flagship Tools: The Right Tool For The Right Job Comparing the benefits of fast and easy-to-use tools like Ansys Discovery to the more advanced capability flagship tools like Ansys Fluent, Mechanical, or HFSS. Oct 21, 2005 · After simulation finished, you can check excited mode field distribution from Port Field Display. One general difference between wave ports and lumped ports is the physical location of the port with respect to the model geometry. HFSS's iterative meshing algorithm solves the fields of the model and intelligently refines the mesh until S-parameters converge below a user-defined threshold, Maximum Delta S. Designed for brand new users, this course covers layer stackup, layout viewing, ports, vias, simulation boundary extents, layout driven assembly, hierarchy and cosimulation options. HFSS 3D layout can be used to analyze PCBs and circuits with simple as well as denser traces. Aug 4, 2011 · Thanks for the responses. This single Properties tab EM Design appears when the port terminal is selected in the Project Manager. , transient . Jun 24, 2022 · 除此之外，也可以通过看HFSS求解出来的波端口面上的场分布来判断端口尺寸是否合适。 如下图所示的微带线结构，如果波端口尺寸大小设置合理，则观看Port Field Display可以发现，电场都集中在微带线和地之间，而在波端口的边界上几乎没有场分布。 The simulation technique used to calculate the full 3D electromagnetic field inside a struc- ture is based on the finite element method. f KEYWORD 10 BONUS SPICE spice ~ HFSS 3 tool, option FWS (Full Wave SPICE) , . Are you trying to plot fields on the port, or are you looking at the "Port Field Display"? We would like to show you a description here but the site won’t allow us. Or simply plot the E-fields on the port. , , SI (Signal Integrity) 3 . The wave-guide’s transmission and reflection of the signal depends on the position of the septum. Jul 14, 2017 · What is the significance of putting a check mark next to "Renormalize all Ports to 50 ohm" in Waveprt settings in HFSS? I am getting different results for S11 when I check/uncheck it? What should 然后在port field display里看到的mode1和2就是这两种模式的电场的方向是吗？ HFSS 和CST中的TM TE似乎与电磁场理论中的定义不一样，有发现的吗？ HFSS 13. Ansoft HFSS Fundamentals What is HFSS? HFSS is a high-performance full-wave electromagnetic(EM) field simulator for arbitrary 3D volumetric passive device modeling that takes advantage of the familiar Microsoft Windows graphical user interface. Whether it is an airborne HFSS Port Field Display 场分布是怎么看的? 我找书也没找到详细论述 Port Field Display 的！ 我仿真的是微带线，主模准TEM模。如图： 是不懂原理，还是不懂HFSS设置，或者是上面图形的场分布的解释? 是 上面图形的场分布的解释? 就是怎么看电场，磁场方向，大小！ 帮你扫除障碍是要你前进、而不是向后比 The Floquet port is designed for this purpose. fKEYWORD 10 SPICE BONUS spice ~ HFSS 3 tool, option FWS (Full Wave SPICE) , . 5nH C1 50 2pF 4 0 Port2 Port1 SPICE The excitations/ports are locations where the signal goes into and out of a geometry model; they have a direct impact on the quality of the results that Ansys HFSS will yield for a given model. The powerful automa-tion allows designers to quickly and easily transfer the board and package design from their existing layout design fl ow to the 3-D electromagnetic simulator, ready for simulation. HFSS Ansoft Home > ANSYS HFSS 教學 > Stripline Differential Pair 本文始於2009年 (本站最早的三篇文章之一)、並分別於2012與2024年更新。此例的重點在了解Driven Terminal下wave port + de-embed，與differential pair的odd mode、even mode field的使用，並做特性阻抗最佳化求解。 Get Started Create 3D Model Create Wave Port Excitation Analysis Setup Create Reports In this video I have explained how to plot electric and magnetic field and also current on a structure using HFSS. The Floquet port is closely related to a Wave port in that a set of modes is used to represent the fields on the port boundary. It is noted that the HFSS model in Fig. , SPICE text netlist . The Floquet port is closely related to a Wave port in that a set of modes (“Floquet modes”) represents the fields on the port boundary. com Nov 14, 2020 · And I look for some information on the Internet, it seems necessary to set the mesh , but I do not know how to do the correct settings in mesh in ANSYS HFSS, maybe I need to reduce the accuracy of Port Selection: When to select a Wave Port or Lumped Port? Wave Ports: Use for closed port definitions. The Zpv uses the integration line that is defined to integrate E upon, and it is best to define this line in the path of expected highest potential. ANSYS HFSS - Broadband Adaptive Meshing The cornerstone technology that ensures the accuracy and efficiency of ANSYS HFSS is the automatic adaptive meshing process. Fundamentally, Floquet modes are plane waves with propagation direction set by the frequency, phasing, and geometry of the periodic structure. This lesson consists of one lecture Mar 23, 2017 · Something doesn't seem right there. Examples of different waveguide and transmission line structures are as follows: Wave ports are used for exciting transmission lines and waveguide structures. Select a port name to display a Properties dialog with the properties for that port, or for individual Modes listed under that port. ansys. The modes for each port appear under the port name. 2020R1* Overview: This course covers fundamental concepts in HFSS fully arbitrary 3D (FA3D) finite element method (FEM) electromagnetic simulation. With the Ansys tool I can go to Port Field Display and get a picture of the port modes. Or you could help yourself by searching the HFSS Help for "Delete all excitations" and it magically gives the answer to your question!!!! We would like to show you a description here but the site won’t allow us. This class allows you to create an interactive instance of HFSS and connect to an existing HFSS design or create a Jun 18, 2021 · One of HFSS’s best features is the ability to visualize electromagnetic fields. Having multiple ports can be handy and makes the simulation process easier. These are used as subsequent plot defaults for the port field display. This lesson covers the interface details of the tool for better viewing and visibility that are required for analysis. 4GHz on an FR4 substrate and a 50 ohm stripline operating at 10GHz on a Rogers substrate using HFSS. The Phi mesher is an advanced, layout-based meshing tool that is capable of rapidly generating an initial mesh. Innovation Space Therefore, given an accurate port field display and desired characteristic impedance, a final check is to simulate the HFSS design and compare the S-parameters to ADS. Since the inception of "/4:4 High Frequency Structure Simulator (HFSSTM) in the late 1980’s, thousands of engineers have used HFSS in the analysis of electromagnetic components. The excitations/ports are where the signal goes into and out of a geometry model and have a direct impact on the quality of the results that Ansys HFSS will yield for a given model. SPICE Simulation Program with Integrated Circuit Emphasis , ( ) . 3; therefore, the port definition accuracy has been confirmed. It will show the propagating modes and the direction of Electric Fields on the Wave Ports. Think of a port as an Since the inception of ANSYS High Frequency Structure Simulator (HFSSTM) in the late 1980’s, thousands of engineers have used HFSS in the analysis of electromagnetic components. Ypu should see signs of a problem in the port field display. Includes wave and lumped port recommendations. This mesh is solved for electric fields, and ANSYS HFSS determines where the solved fields have errors due to the mesh We would like to show you a description here but the site won’t allow us. In the HFSS wave port solution, it seems that you excite a single wire with neighbors left and right as ground (somewhat like coplanar) In HFSS lumped port solution, you excite the outermost two wires in differential mode. Multiple port types are required as the excitations can be different for different applications. cst 中可以直接看到端口模式的类型 (TE,TM,TEM),在hfss中端口模式只标出mode1,mode2之类的,没有模式类型的信息?请问大虾怎么才能得知模式类型. Is there some general rule of thumb for determining how large the waveport needs to be when doing this? Right now I am just visually inspecting the Port Field Display and just sizing the wave port larger than the ends of the field display. Oct 28, 2020 · Polar gives you the differential impedance between the two center lines, with the outer lines as ground. Frequency Selective Surface Model 3-15 fGetting Started with HFSS: Floquet Ports Mode 2 Port Field Display Mode 3 Port Field Display Mode 4 Port Field Display 3-16 Frequency Selective Surface Model PDF No ratings yet HFSS uses an arbitrary port solver to calculate the natural field patterns or modes that can exist inside a transmission structure with the same cross section as the port. Fields Overlays Port Field Display Getting Started Launching Ansoft HFSS SS 10 program gro Setting Tool Options To set the tool options: Note: In order to follow the steps outlined in this example, verify that the following tool options are set : Select the menu item Tools > Options > HFSS Options HFSS Options Window: Click the General tab May 30, 2012 · Hello ,i'm new to hfss and this forum and i have a question that i hope will be answerd: i'm trying to simulate a 20mm radius circular waveguide in hfss. ‐ Full initial mesh setting for fusion components ‐ Component priority: HFSS Mesh Fusion components override native geometry on the intersecting region Layout Component in HFSS 3D [BETA] ‐ Create layout component from AEDB folder ‐ View matrix and field overlay ‐ Support parameterization ‐ Support FEBI and Hybrid Regions Mode 1 : TE10 E field quasi-TEM field , port mode S field , mode . 028mm based on the specs. Wave port sizing, 2D port fields, modes report-waveguide HFSS Waveport Port Field Display Sweep Frequency 这段是翻译的HFSS的帮助文献，看原文会比较有帮助，比如后一段，原文是这样的： When HFSS computes the excitation field pattern at a port, the direction of the field at wt = 0 is arbitrary; the field can always point in one of at least two directions. The user defines frequency or frequencies at which adaptive meshing is performed. If the port rectangle geometry is selected, then three tabs appear in Properties. These techniques use Master and Slave boundary pairs to enforce a periodicity in the fields that would exist from this infinitely periodic structure while only physically solving a single element. The Ansys HFSS 3D Layout Getting Started course focuses on layered structures using the HFSS 3D Layout design type in AEDT (Ansys Electronics Desktop). This lesson consists of 请教各位高手HFSS中的port field display有什么作用，仿真结束后查看这个选项 可以看到端口上有很多红色的箭头，如果端口的模式不止一个，箭头的样式也会不一样 ，听说可以作为设置integration line的依据，不知怎样运用，请大家不吝赐教，多谢 。 这还能有啥作用，就是让你看看场是啥样的啊 申明 When HFSS computes the excitation field pattern at a port, the direction of the field at wt = 0 is arbitrary; the field can always point in one of at least two directions. Right click on a plo modify or delete it. The Floquet port is a new option. Ansys HFSS 在线帮助文档HFSS calculates the natural field patterns (or modes) that can exist inside a transmission structure with the same cross-section as the port. R3 L2 3. The proper Learn how to plot phase of a field quantity along a line in AEDT HFSS. Wave ports that are assigned on waveguide structures are naturally defined by the cross-section of the waveguides HFSS可以定义的三种端口 Wave Port 外部端口 Wave Port求解微带线 通过传输线方式将信号加入结构中 Aug 1, 2024 · I have to analyze the port modes (the modal fields) and for the purpose I need to either export them or get some indication for the excitation modes. Your dimensions for the wave port are a good general rule, but what you want to do from a physics perspective is ensure you capture all of the fields. Assigining excitations is a two step process VII. HFSS is used to simulate S parameters and field propagation, showing a quasi-TEM mode. Mar 8, 2017 · After simulation, you can look for the modes in "Port Field Display". In order to simulate something, you must model your design using 2- and 3-dimensional objects. #HFSS #electronic #elecromagnetic_field #HF HFSS Port Field Display 场分布是怎么看的? 我找书也没找到详细论述 Port Field Display 的！ 我仿真的是微带线，主模准TEM模。如图： 是不懂原理，还是不懂HFSS设置，或者是上面图形的场分布的解释? 是 上面图形的场分布的解释? 就是怎么看电场，磁场方向，大小！ 帮你扫除障碍是要你前进、而不是向后比 Ansoft HFSS Fundamentals What is HFSS? HFSS is a high-performance full-wave electromagnetic(EM) field simulator for arbitrary 3D volumetric passive device modeling that takes advantage of the familiar Microsoft Windows graphical user interface. How to solve? HFSS v10 had a lot better Port Field Display than v11 has. 2) Yes. Therefore, proper attention to port definitions can make the difference between a successful and unsuccessful HFSS analysis. 0和8. To assign a waveport for this waveguide: Make sure you know the number of propagating modes present within the frequency range of interest. i did a port solution only on the first 6 modes and only the 3rd and the 6th mode made sense to me . For denser layouts, it is necessary to view and analyze the minute details accurately. (i) The document describes simulating a 50 ohm microstrip transmission line operating at 2. It The following features of the Ansoft HFSS Design Environ-ment are used to create this passive device model 3D Solid Modeling Primitives: Cylinders, Boxes Boolean Operations: Duplicate Around Axis Boundary/Excitation Ports: Wave Ports and Terminal Lines Analysis Sweep: Fast Frequency Results Cartesian plotting Fields Overlays 2D & 3D Field Plots Mar 12, 2019 · HFSS port warning: process hf3d: Port 1 supports an additional propagating and/or slowly decaying mode . Jan 18, 2009 · how to select two ports at a time in hfss I am currently designing a two port (diversity) metal stamped antenna, using HFSS. You can set the design variation via the Set Design Variation dialog. The quickest way to see the modes excited at the ports is to look at the Port Field Display. Oct 20, 2020 · maxsidou Member level 1 Joined Aug 21, 2018 Messages 38 Helped 4 Reputation 8 Reaction score 3 Trophy points 8 Activity points 361 I think the size is in a range and not fixed for a port. This dialog box is accessible from the Solution Data window via by clicking the ellipsis button on the right of the Design Variation field, and via the HFSS or HFSS-IE>Results>Apply Solved We would like to show you a description here but the site won’t allow us. We would like to show you a description here but the site won’t allow us. pdf), Text File (. Mar 4, 2021 · HFSS will not solve for fields in the empty space, therefore it can be treated as a perfect electric conductor (PEC) since there are no fields inside it. 5的版本中，在setup excutive parameters中点相应端口的相应模式就可以， 9. How to fix HFSS simulations hanging at 'cleaning directories' What does the "Add HFSS Link" option do in HFSS 3D Layout? How to run an HFSS model in batch mode with the graphical interface disabled How to create waveports on an encrypted coax in an HFSS Terminal solution Adding S-Parameters Directly in HFSS for Single-Port and Multi-Terminal Models Plotting magnetic field geometry on your model. Jul 6, 2019 · From what I understand, the wave port defines an electric field between two conductors at the port location in the model. 0版本中，在port field display里可以查看。 After HFSS has generated a solution, view the common and differential quantities of the differential pair under the Matrix tab of the Solution Data window as shown below. If i want to view mode 1 electric field, i set it as excitation and simulate to view the mode field. In HFSS you can visualize the propagating modes at the port by clicking on “Port Field Displays” in the Project tree menu (usually on the left side of Electronics Desktop GUI) and then selecting the port and the propagating mode that you want to visualize. 0 中Port field display 是电场还是磁场 定义port后运行一下程序，点击左边导航栏中port filed display就能在图中看到场的方向，可以帮你更好的理解积分线 弱问小编，我用的是HFSS10，怎么没有找到你说的“左边导航栏port field display”啊?积分线的长度是怎么定的呢?计算的吗?偶卡在这里了。 Dec 18, 2023 · 一、激励端口设置 1. Mode identification of the propagating modes is done using the field plots. In this tutorial, I will guide you through the simple process of promoting a port in HFSS 3D Layout. Wave ports work with the HFSS and planar EM solvers, but not with the SIwave solver in HFSS 3D Layout. SPICE , . Insert a plane longitudinally and plot your e-fields on this. ANSYS HFSS Wave Port Size Guideline This section provides guidelines for the appropriate port sizes for transmission lines. pusfqhxepnzwdlndpughqzrtiljsdwegllevtjkzaprvcovcuzfpycecnjsevxmukddznsmwu