Presentation_-_An Introduction to HFSS v9.0

8/9/2019 Presentation_-_An Introduction to HFSS v9.0

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An Introduction to HFSS v9

Brad Brim

Product Marketing, HFSS

Ansoft Corporation

[email protected]

February 20, 2003


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Topics

w Ansoft and HFSS

w the first revolution in 3D EM-based Analysis and Design

w HFSS v9 Overvieww a continuing revolution in 3D EM-based Design Automation

w HFSS v9 Status

w when it will be available to you


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AnsoftMuch More than HFSS

w Ansoft Addresses Physical Designw Many design application areas

w high-frequency 3D EM

w signal integrity

w high-frequency or high-speed system/circuit/planarEM

w automotive, aerospace, low-frequency EM

w Physical Design is More than Analysisw Design Automation

w greatly enhanced with the Ansoft Desktop

w Links to external design flows

w links on both the front-end and the back-end

w EM/circuit co-design to be discussed later


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HFSS Applications

Microwave

Antenna PCB

Packaging

ICs

HFSS


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HFSS v9A High-Level Description

w A significant step forward for Physical Designw a next logical step enabled by the most trusted

EM analysis engines

w what Ansoft has discussed as our vision for many years

w Focused on Design Automationw Provides engineering productivity

w assured accuracy

w minimize engineering time investment

w provide easy access to many common tools and utilities

w An environmentto support an efficient 3D EM design flow

AnalysisPost

Processing

Design

Capture


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HFSS v9A Continued Tradition of Accuracy

w Continuation of Analysis Technology Accessw adaptive refinement, PMLs, linked boundary conditions, ports and

excitations, eigen-solutions, vector calculator, ferrites, multiprocessor

solutions, discrete/fast/interpolating sweeps, Optimetrics, Full-Wave Spice

w Enhanced Analysis Technology

w boundary conditions, meshing algorithms,

solution convergence

w Migration of Designs (projects) to HFSS v9

w File Open the CLSfile in an existing project

w everything migrates but the field solutions; ready to analyze


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HFSS v9Upgrade with Confidence

w Migrating your Designs (projects) to HFSS v9w Analyses will yield nearly identical results

in the same or less time.

w Initial testing shows minor speed and memoryimprovements

w Suggested Strategy for Migration to HFSS v9w Use HFSS v9 as the reference

w bring a design forward for comparison

w Jump In

w Intuitive use model

w Getting Started Guides

w HTML-based help

w Special Casesw macros, Optimetrics projects


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HFSS v93D EM Design Flow

w

Ansoft Desktopw An environment for 3D EM-based design

1. Design Capturew 2D/3D solid model import, parametric drawing, materials, boundary

conditions and excitations, analysis setup

2. Analysisw 2D/3D analysis engines, adaptive refinement, sweeps, optimization

3. Post Processingw 2D/3D reports, field visualization, links to circuit analysis

AnalysisPost

Processing

Design

Capture


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The Ansoft Desktop - 1


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w Project Treew a familiar mechanism to access

projects and designs

w much more intuitive and visual

w allows for free-form access

w supports access to multipledesigns

w a selection mechanism

w Hierarchy

w allows simultaneous access to

multiple entitiesw projects, designs, drawings,

setups, sweeps, variables, etc.

w supports local and globalconcept


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w Parametric Designw a very big deal

w variables are supported foreverything at every level

w greatly reduces the need formacros

w Solution Managementw save multiple solutions

w track validity of solutions,displays

w access to more data and insight

w Animationw animate parameterized

geometries

w any sweep

w frequency or variable


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w Familiar look and feelw Microsoft Windows look and feel

w use model is intuitive

w MFC code ported to Unix

w Copy and Paste

w through menus or CTRL-C /CTRL-V

w copies variables, port definitions,materials, etc.

w within or between designs/projects

w can copy to paste in otherapplications

w a huge time savings

w Undo/Redow all the way back to the last SAVE

w can even be configured to operateacross analyses


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w Customizations of theAnsoft Desktop

w display of windows

w location and docking of windows

w dialog or window behavior

w you choose !

w Configuration and Control

w change behavior of capabilities

w set defaults for your designs

w Standard Scripting

w non-proprietaryw powerful and general,

complete control of all of HFSS

w third party tool support


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Design Capture - 1

w Solid Model Import Improvedw STEP/IGES import significantly

improved

w supported with more robustmeshing algorithms

w better overall like to ME-CADw Links from EE-CAD expanded

w APD, Allegro, Virtuoso,BoardStation, CR5000, Encore

w Graphical Capabilities of

Drawing Environmentw translucency, colors, spin, true 3D

w lighting, perspective

w much more visually intuitive


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Design Capture - 2

w Parameterizationw anything that takes a numerical value

w dialog based via properties/attributes

w instant design changes

w much more control of design flow

w

Free-form Access to all Stepsw Materials, Boundaries and Ports,

Solution Setups, Frequency Sweeps,output variables, Optimetrics Setups

w design check provides feedback

w allows more flexible design flow

w Selection Improvementsw dynamic highlighting, static highlighting,

object/face modes, multiple select,drawing-based or history tree-based

w common attribute changes

w improved ease of use in many respects


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Design Capture - 3

w History Treew visual history and

dependency tree

w selection mechanism

w easy access to lines, planes,

setsw Object Dependencies

w cloned objects versus copiedobjects

w ability to break dependencies

w Face Coordinate Systemsw automatic and user-specified

w allows for trivial drawing ofstacked geometries


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Design Capture - 4

w True Surfacesw preferred drawing mode

w robust meshing support

w minimizes topology changes

w easier drawing and boundary

condition setup

w Snapping Modes

w improved modes and indicators

w eases and speeds drawing

w Dynamic Preview of

Operations

w helps to avoid mistakes

w saves time repeating unclearsteps


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Analysis - 1

w Frequency Dependencew everything including boundary

conditions

w thin layer approximations nowbroadband applicable

w Mesh Control

w Access is trivial

w Specification and control improved

w Mesh Algorithmsw robustness and speed greatly

improved


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Analysis - 2

w Analysis Controlw centralized configuration

w generalized control

w priority control

w Remote Analysis

w easily applied

w Solution Convergence

w based upon results beinggenerated

w deembedding and renormalizationconsidered


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Analysis - 3

w Optimetrics Improvementsw Implicitly Part of the Ansoft

Desktop

w hierarchy and other concepts

apply

w hugely reduced need for scripting

w Supported by an inherentlyparametric design flow

w Access to output variables

w trivially use calculated

expressions of results as goals

w Common postprocessingcapabilities

w Expanded Functionality

w sensitivity and statistical analyses


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Post Processing - 1

w Powerful and GeneralReport Generation

w 2D and 3D plotting

w table-based output

w implicit parametric support

w arbitrary data plotting

w dynamic updating of results

w Output Variables

w general expressions capability


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Post Processing - 2

w Generalized FieldVisualizations

w 0D through 4Dvisualization

w points, lines, surfaces,volumes, animated

w Animation of anything andeverything

w with respect to any sweptvariable

w Full 3D graphicsw with quad-buffered

graphics card andaccessory glasses

w SAR

w a built-in quantity asfamiliar as magE


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Post Processing - 3

w Parameterized ModelData Support

w industry standard links to circuitsimulation for parametricEM-based models

w Robust SPICE Model Support

w convolution, HSpice, lumped,Partial Fraction Equivalent


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HFSS v9 In Total


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HFSS v9Supporting External Design Flows

w Links on the front-endw ME-CAD solid model import

w EE-CAD import at both high and low levels

w Virtuoso or APD and DXF or GDSII

w Customization and external controlw support standard scripting language control

w external control of every aspect of HFSS v9

w Links on the back end

w model export for: convolution, HSpice, pole-zero, lumped

w support of parametric model links

w significance best described with an example


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Typical Design Objective

w High Level Designw A well matched, high performance antenna element

w Present Design Task

w Design a matching circuit for the element,

assume the radiating element has already been designed.w Design Challenges

w Rapid design process which supports investigation ofdesign tradeoffs for the matching circuit(e.g. performance versus size)

w Rapidly repeat this design process to account for futurechanges to the radiating element design.

EM/Ci it D i Fl


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Analyze Element

Form Parameterized

Models for Matching

Circuit Components

Tune and Optimize

Matching CircuitPlot S-parameters

Synthesize Matching

Circuit

automated loop

user-directed loop

Draw Element and

Parameterized

Matching Geometry

Perform OptimizationPlot S-parameters

Examine Fields

Define Materials

Define Boundaries

Define Ports

Setup Analysis

Setup Optimization

automated loop

Analyze Element

EM/Circuit co-Design Flowwith EM-based Models, Verification

and Automated Design Refinement

Tune and Optimize

Matching CircuitPlot S-parameters

Synthesize Matching

Circuit

automated loop

user-directed loop

Draw Element and

Parameterized

Matching Geometry

Perform OptimizationPlot S-parameters

Examine Fields

Define Materials

Define Boundaries

Define Ports

Setup Analysis

Setup Optimization

automated loop


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HFSS v9 Status

w Development of HFSS v9 for well over a yearw described briefly at last years event

w A team of AEs have been working with developmentfor several months

w providing customer perspective and very early feedback

w Internal alpha release thee months ago

w Beta release just under way

w both internal and external

w Commercial availability calendar Q2 2003


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HFSS v9

w A significant and exciting contribution to Physical Designw no surprises, this has been Ansofts vision for many years

w A Continuing Revolution in 3D EM design

w A safe path forward from where you are today

w Design Automation resulting in unparalleled Productivity

w HFSS v9

put the power of power of EM-based Design Automation in your hands

Presentation_-_An Introduction to HFSS v9.0

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