自动化中英文翻译

RF EDA simulation software introduction

Method of Moments Based on the simulation of microwave EDA simulation software

Method of Moments Based on EDA simulation software includes ADS (Advanced Design System), Sonnet electromagnetic simulation software, IE3D, and Microwave office.

ADS simulation software

Agilent ADS (Advanced Design System) software is the HP EESOF series of EDA software, developed together on the basis of large-scale integrated design software, developed by the United States Agilent large-scale integrated design software for the system and circuit engineers that can develop various forms of The RF design for communications and aerospace / defense applications, from the simplest to the most complex, from discrete RF / microwave modules to integrated MMIC. From the circuit elements of the simulation, the extraction pattern recognition, the new simulation technology provides a high-performance simulation features. The software can be run on a microcomputer, its predecessor is the workstation running the version of MDS (Microwave Design System). The software also provides a new filter design guide, you can use intelligent user interface design specifications for analysis and synthesis of RF / microwave circuit lumped element filters, and provides the market for flat panel circuit analysis and optimization of function. It allows engineers to define the frequency range, material properties, the number of parameters and in accordance with the needs of users automatically generates a key passive component models. The software covers small components, large system-level design and analysis. In particular, the design of its powerful simulation tools available in the time domain or frequency domain realization of the digital or analog, linear or nonlinear circuit analysis and optimization of an integrated simulation, and can yield results of design analysis and optimization, thus significantly increasing the a complex circuit design efficiency, making it an effective tool for designers.

Sonnet simulation software

Sonnet is a moment method based on electromagnetic simulation software, providing high-frequency circuit design oriented 3D graphic systems as well as in the microwave, millimeter-wave fields and electromagnetic compatibility / electromagnetic interference design EDA tools. SonnetTM applied to planar high-frequency electromagnetic field analysis, the frequency range from 1MHz to several thousands of GHz. The main applications are: microstrip matching networks, microstrip circuits, microstrip filters, stripline circuits, stripline filters, through-hole (layer connection or ground), coupling line analysis, PCB board circuit analysis, PCB

board interference analysis, bridge spiral inductors, planar high-temperature superconducting circuit analysis, millimeter-wave integrated circuit (MMIC) design and analysis, mix and match the circuit analysis, HDI, and LTCC conversion, single or multi-precision transmission line analysis, multi-layered planar circuit analysis, single or multi-layer planar antenna analysis, planar antenna array analysis of planar coupling hole analysis.

IE3D simulation software

IE3D is a method of moments-based electromagnetic field simulation tools that can solve the multi-media environment, the three-dimensional metal structure of the current distribution problems. It uses integral methods to solve Maxwell equations in order to address the effects of electromagnetic waves is not continuous effect, coupling effect, and radiation effects of the problem. Simulation results include the s, y, z parameters, VWSR, RLC equivalent circuit, the current distribution, near-field distribution and radiation pattern, directivity, efficiency and RCS, etc.. IE3D in the microwave / millimeter-wave integrated circuit (MMIC), RF PCB circuits, microstrip antennas, wire cables and other forms of RF antenna, HTS circuits and filters, IC's internal connectivity and high-speed digital circuit packaging aspect is a very a useful tool.

Microwave Office software introduction

"Microwave Office" software, through the two pairs of microwave planar circuit simulator for simulation and simulation. For by lumped circuit element composition, using the circuit approach to deal with the more convenient. The software has "VoltaireXL" simulator to deal with lumped elements consisting of microwave planar circuit problems. As for the composition by a specific distribution of geometric parameters of microstrip microwave planar circuit is applied the market approach is more effective, the software uses a "EMSight" simulator to deal with any multi-layer planar structure of the three-dimensional electromagnetic field problems.

"VoltaireXL" simulator equipped with a component library, in the establishment of the circuit model, brings up the components used in microwave circuits, including passive components are inductors, resistors, capacitors, resonant circuits, microstrip lines, strip lines, coaxial and so on, non-linear devices are bipolar transistors, field effect transistors, diodes and so on.

"EMSight" simulator is a three-dimensional electromagnetic field simulation program package can be used to print high-frequency circuits and antenna structure analysis. Spectral domain is characterized by revising the method of moments with the intuitive Windows graphical user interface (GUI) technology combine to make a number of accelerated computing. It can analyze

radio frequency integrated circuits (RFIC), monolithic microwave integrated circuit (MMIC), microstrip patch antennas and high-speed printed circuit (PCB) and other electrical characteristics of the circuit.

Microwave Office 2002 adds some new features, including filters intelligent integrated, intelligent load-pull to raise awareness of the existence of electromagnetic loop simulation, including the oscillator phase noise analysis, and 3D planar electromagnetic simulation engine, so that some of the simulation more complex issues Effective

Based on Finite Element Simulation of microwave EDA software

Typically based on finite element simulation software: Ansoft HFSS

Ansoft HFSS is the world's first commercial three-dimensional structure of electromagnetic field simulation software, analysis and simulation of arbitrary three-dimensional structure of passive high-frequency electromagnetic fields, can be directly obtained characteristic impedance, propagation constant, S parameters and electromagnetic fields, radiation field, antenna pattern, etc. Results. The software is widely used in wireless and wireline communications, computers, satellites, radar, semiconductors, and microwave integrated circuits, aerospace and other fields.

Ansoft HFSS adaptive mesh generation, ALPS quick sweep, cut to the yuan and other patented technology, integrating industry-standard modeling system provides a powerful and flexible macro language, intuitive and unique post-processor field calculator, calculate the analysis of complex electromagnetic field, and use Optimetrics arbitrary parameters can be optimized, and scanning.

Using Ansoft HFSS, can calculate: 1) basic electromagnetic field numerical solution and open the border issue, near far-field radiation. 2) port characteristic impedance and transmission constants. 3) S parameters and the corresponding port impedance normalized S parameter. 4) The structure of eigen-mode or resonant solution

FIDELITY Simulation Software

FIDELITY is based on non-uniform grid finite-difference time-domain method full three-dimensional electromagnetic field simulator can solve the complex dielectric fill the domain field solving distribution problems. Simulation results include the S-, Y-, Z-parameters, VSWR, RLC equivalent circuit, near-field distribution, the wave of Indian-ting, such as vector and radiation pattern. FIDELITY can analyze non-insulated and complex media structure. It is in the microwave / millimeter-wave Integrated Circuit (MMIC), RF PCB circuits, microstrip antennas, cable wires, and

other forms of RF antenna, HTS circuits and filters, IC's internal connectivity and high-speed digital circuit packaging, EMI and EMC the application.

FIDELITY features are: 1) can be of true three-dimensional metallic and non-dielectric structure modeling; 2) efficient, high-accuracy non-uniform grid in FDTD simulation engine; 3) can be easily arranged on the analysis of target location and geometry of editing and censorship; 4) can be filled with non-isotropic dielectric coaxial waveguide and rectangular waveguide modeling; 5) has the function of automatic mesh generation, mesh optimization functions and the geometric structure of the input separate grid generation function; 6) pre-defined coaxial, microstrip, rectangular waveguide, and user-defined port; 7) the realization of different boundary conditions (eg, PML); 8) integrated pre-and post-processing features, including the S parameter extraction and time domain signal display; 9) radiation pattern calculations, the near-field dynamic display function; 10) with sections display three-dimensional and two-dimensional electric and magnetic fields, and Poynting vector display; 11) a simulation of broadband spectrum can be obtained functions; 12) plane wave excitation and SAR calculation function

IMST Empire Simulation Software

IMST Empire is a 3D electromagnetic field simulation software. It is based on 3D finite difference time-domain method, this method has become the RF component design criteria. Its application range from the analysis of planar structures, interconnect, multi-port integrated into the microwave waveguide, antennas, EMC problems. EMPIRE basically covers the RF design of 3D field simulation of the whole field. Based on user-defined frequency range, a simulation run, we can get scattering parameters, radiation parameter and the radiation field map. For the definition of the structure, 3D editor integrated into EMPIRE software. AUTOCADTM is a popular mechanical drawing tools, you can EMPIRE environment. Watch window and animation can give the phenomenon of electromagnetic waves, and obtain accurate results.

中文翻译

射频EDA仿真软件介绍

基于矩量法仿真的微波EDA仿真软件

基于矩量法仿真的EDA软件主要包括ADS（Advanced Design System）、Sonnet电磁仿真软件、IE3D和Microwave office。

ADS仿真软件

Agilent ADS(Advanced Design System)软件是在HP EESOF系列EDA软件基础上发展完善起来的大型综合设计软件，是美国安捷伦公司开发的大型综合设计软件，是为系统和电路工程师提供的可开发各种形式的射频设计，对于通信和航天／防御的应用，从最简单到最复杂，从离散射频／微波模块到集成MMIC。从电路元件的仿真，模式识别的提取，新的仿真技术提供了高性能的仿真特性。该软件可以在微机上运行，其前身是工作站运行的版本MDS （Microwave Design System）。该软件还提供了一种新的滤波器的设计引导，可以使用智能化的设计规范的用户界面来分析和综合射频／微波回路集总元滤波器，并可提供对平面电路进行场分析和优化功能。它允许工程师定义频率范围，材料特性，参数的数量和根据用户的需要自动产生关键的无源器件模式。该软件范围涵盖了小至元器件，大到系统级的设计和分析。尤其是其强大的仿真设计手段可在时域或频域内实现对数字或模拟、线性或非线性电路的综合仿真分析与优化，并可对设计结果进行成品率分析与优化，从而大大提高了复杂电路的设计效率，使之成为设计人员的有效工具。

Sonnet仿真软件

Sonnet 是一种基于矩量法的电磁仿真软件，提供面向3D平面高频电路设计系统以及在微波、毫米波领域和电磁兼容/电磁干扰设计的EDA工具。SonnetTM应用于平面高频电磁场分析，频率从1MHz 到几千GHz。主要的应用有：微带匹配网络、微带电路、微带滤波器、带状线电路、带状线滤波器、过孔（层的连接或接地）、偶合线分析、PCB板电路分析、 PCB 板干扰分析、桥式螺线电感器、平面高温超导电路分析、毫米波集成电路（ MMIC）设计和分析、混合匹配的电路分析、HDI 和LTCC 转换、单层或多层传输线的精确分析、多层的平面的电路分析、单层或多层的平面天线分析、平面天线阵分析、平面偶合孔的分析等。

IE3D仿真软件

IE3D 是一个基于矩量法的电磁场仿真工具，可以解决多层介质环境下的三维金属结构的电流分布问题。它利用积分的方式求解Maxwell方程组，从而解决电磁波的效应、不连续性效应、耦合效应、和辐射效应问题。仿真结果包括s、y、z参数，VWSR，RLC等效电路，电流分布，近场分布和辐射方向图，方向性，效率和RCS等。IE3D在微波/毫米波集成电路（MMIC）、

RF印制板电路、微带天线、线电线和其它形式的RF天线、HTS电路及滤波器、IC的内部连接和高速数字电路封装方面是一个非常有用的工具。

Microwave Office 软件介绍

"Microwave Office"软件是通过两个模拟器来对微波平面电路进行模拟和仿真的。对于由集总元件构成的电路，用电路的方法来处理较为简便。该软件设有 "VoltaireXL"的模拟器来处理集总元件构成的微波平面电路问题。而对于由具体的微带几何图形构成的分布参数微波平面电路则采用场的方法较为有效，该软件采用的是"EMSight"的模拟器来处理任何多层平面结构的三维电磁场的问题。

"VoltaireXL" 模拟器内设一个元件库，在建立电路模型时，可以调出微波电路所用的元件，其中无源器件有电感、电阻、电容、谐振电路、微带线、带状线、同轴线等等，非线性器件有双极晶体管，场效应晶体管，二极管等等。

"EMSight" 模拟器是一个三维电磁场模拟程序包，可用于平面高频电路和天线结构的分析。特点是把修正谱域矩量法与直观的视窗图形用户界面(GUI)技术结合起来，使得计算速度加快许多。它可以分析射频集成电路 (RFIC)、微波单片集成电路(MMIC)、微带贴片天线和高速印制电路(PCB)等电路的电气特性。

Microwave Office 2002 增加了一些新功能，包括滤波器智能综合、智能负载牵引，提高对存在的回路的电磁仿真，包括振荡器相位噪声分析和3D平面电磁仿真引擎，使对某些复杂问题的仿真更加有效

基于有限元的微波EDA仿真软件

基于有限元的典型仿真软件是：Ansoft HFSS

Ansoft HFSS 是世界上第一个商业化的三维结构电磁场仿真软件，可分析仿真任意三维无源结构的高频电磁场，可直接得到特征阻抗、传播常数、S参数及电磁场、辐射场、天线方向图等结果。该软件被广泛应用于无线和有线通信、计算机、卫星、雷达、半导体和微波集成电路、航空航天等领域。

Ansoft HFSS采用自适应网格剖分，ALPS快速扫频，切向元等专利技术，集成了工业标准的建模系统，提供了功能强大、使用灵活的宏语言，直观的后处理器及独有的场计算器，可计算分析显示各种复杂的电磁场，并利用Optimetrics可对任意的参数进行优化和扫描分析。

使用Ansoft HFSS，可以计算：1）基本电磁场数值解和开边界问题，近远场辐射问题。2）端口特征阻抗和传输常数。3）S参数和相应端口阻抗的归一化S参数。4）结构的本征模或谐振解

FIDELITY 仿真软件

FIDELITY 是基于非均匀网格的时域有限差分方法的全三维电磁场仿真器，可以解决具有复杂填充介质求解域的场分布问题。仿真结果包括S-、Y-、Z-参数，VSWR，RLC等效电路，近场分布，波印廷矢量和辐射方向图等。FIDELITY可以分析非绝缘和复杂介质结构的问题。它在微波/毫米波集成电路（MMIC）、RF印制板电路、微带天线、线电线和其它形式的RF 天线、HTS电路及滤波器、IC的内部连接和高速数字电路封装，EMI及EMC方面的应用。

FIDELITY的特点有：1)可对真正的三维金属和非绝缘介质结构进行建模；2)高效、高准确非均匀网格的FDTD仿真引擎；3)能方便地对分析目标排列定位和几何结构的编辑与检查；4）可对非各向同性介质填充的同轴波导和矩形波导进行建模；5）具有自动网格生成功能、网格优化功能和对输入的几何结构进行单独网格生成功能；6）预定义同轴、微带、矩形波导和用户定义端口；7）不同边界条件的实现（如PML）；8）集成的预处理和后处理功能，包括S参数提取和时域信号显示；9）辐射方向图的计算、近场动态显示功能；10）具有切片显示功能的三维和二维电场、磁场及坡印廷矢量的显示；11）一次仿真即可得到宽带频谱的功能；12）平面波激励和SAR计算功能

IMST Empire 仿真软件

IMST Empire是一种3D电磁场仿真软件。它是一种基于3D的时域有限差分的方法，这种方法已经变成RF元件设计的标准。它的应用范围从分析平面结构、互联、的多端口集成到微波波导、天线、EMC问题。EMPIRE基本覆盖了RF设计3D场仿真的整个领域。根据用户的定义的频率范围，一次的仿真的运行，就可以得到散射参数、辐射参数和辐射场图。对于结构的定义，3D编辑器集成到EMPIRE软件中。AUTOCADTM是一个流行的机械画图工具，可以在EMPIRE环境中使用。监视窗口和动画可以给出电磁波的现象，并获得准确的结果。