Getting Started

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H F D E S I G N A N D A N A LY S I S

CST MICROWAVE STUDIO

GETTING STARTED VERSION 4

Copyright 1998 - 2002 CST Computer Simulation Technology. All rights reserved. Information in this document is subject to change without notice. The software described in this document is furnished under a license agreement or non-disclosure agreement. The software may be used only in accordance with the terms of those agreements. No part of this documentation may be reproduced, stored in a retrieval system, or transmitted in any form or any means electronic or mechanical, including photocopying and recording for any purpose other than the purchasers personal use without the written permission of CST. Trademarks Microsoft,Windows, Visual Basic for Applications are trademarks or registered trademarks of Microsoft Corporation. Sax Basic is trademark of Sax Software Corporation. Other brands and their products are trademarks or registered trademarks of their respective holders and should be noted as such. CST Computer Simulation Technology www.cst.de

CST MICROWAVE STUDIO 4 Getting Started

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July 15, 2002

ContentsCHAPTER 1 INTRODUCTION................................................................................................................ 3

Welcome..................................................................................................................................... 3 How to Get Started Quickly?................................................................................................... 3 What is CST MICROWAVE STUDIO ? .................................................................................. 3 Who Uses CST MICROWAVE STUDIO ?.............................................................................. 4 CST MICROWAVE STUDIO Key Features............................................................................... 5 General ................................................................................................................................... 5 Structure Modeling.................................................................................................................. 5 Transient Simulator................................................................................................................. 5 Frequency Domain Simulator.................................................................................................. 6 Eigenmode Simulator.............................................................................................................. 7 Modal Analysis Simulator........................................................................................................ 7 Visualization............................................................................................................................ 7 Result Export .......................................................................................................................... 8 Automation.............................................................................................................................. 8 About This Manual ...................................................................................................................... 9 Document Conventions........................................................................................................... 9 Your Feedback........................................................................................................................ 9 Contacting CST Computer Simulation Technology................................................................ 10 CST Headquarters ................................................................................................................ 10 Worldwide Distribution Agents .............................................................................................. 10 Technical Support ................................................................................................................. 11CHAPTER 2 INSTALLATION ............................................................................................................... 12

Installation Requirements.......................................................................................................... 12 Software Requirements......................................................................................................... 12 Hardware Requirements ....................................................................................................... 12 Licensing Options ..................................................................................................................... 12 Installation Instructions ............................................................................................................. 13 Providing Password Information ............................................................................................... 14CHAPTER 3 QUICK TOUR .................................................................................................................. 15

Starting the software ................................................................................................................. 15 Overview of the User Interfaces Structure................................................................................ 16 Creating and Viewing Some Simple Structures ........................................................................ 17 Create a First Brick............................................................................................................. 17 An Overview of the Basic Shapes Available ......................................................................... 20 Selecting Previously Defined Shapes and Grouping Shapes into Layers ............................. 20 Changing the View................................................................................................................ 23 Applying Geometric Transformations .................................................................................... 25 Combine Shapes by Using Boolean Operations ................................................................... 27 Pick Points, Edges or Faces from Within the Model ............................................................. 29 Chamfer and Blend Edges .................................................................................................... 30 Extrude, Rotate and Loft Faces ............................................................................................ 32 Local Coordinate Systems .................................................................................................... 38

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CST MICROWAVE STUDIO 4 Getting Started

The History List ..................................................................................................................... 41 The History Tree ................................................................................................................... 43 Curve Creation...................................................................................................................... 45 Local Modifications ............................................................................................................... 49 The First Real World Application Example................................................................................ 51 The Structure ........................................................................................................................ 51 Start CST MICROWAVE STUDIO ....................................................................................... 52 Open the Quick Start Guide .................................................................................................. 52 Define the Units .................................................................................................................... 53 Define the Background Material............................................................................................ 54 Model the Structure............................................................................................................... 54 Define Ports .......................................................................................................................... 62 Define Boundary and Symmetry Conditions ......................................................................... 63 Define the Frequency Range ................................................................................................ 66 Visualize the Mesh................................................................................................................ 67 Start the Simulation............................................................................................................... 68 Analyze the Port Modes ........................................................................................................ 71 Analyze the S-Parameters .................................................................................................... 73 Adaptive Mesh Refinement ................................................................................................... 76 Analyze the Electromagnetic Field at Various Frequencies .................................................. 79 Parameterization of the Model and the Automatic Optimization of the Structure .................. 84 Summary............................................................................................................................... 97 Which Solver to Use? ............................................................................................................... 98 Antenna Computations ........................................................................................................... 101 Simplifying Antenna Farfield Calculations .........