Resource Library

Meeting Job Scheduling Challenges for Organizations of All Sizes

Every semiconductor design group uses some sort of job scheduler, whether it is selected by a corporate IT department or by the group itself. At a high level, the function of a job scheduler is simple: Be aware of what is in the queue and what har...

Technical Papers, White Papers

Short-running Jobs Can Help Optimize Your Resource Utilization

Semiconductor companies typically run jobs by queuing them up, then using a job scheduler to dispatch them onto available cores in server farms while pulling EDA tool licenses from a license server. There are two primary goals facing organizations...

Technical Papers, White Papers

From Radar Waves to Road Safety

From the moment radar was first invented, it has proved its value in collision avoidance - first at sea, then in the air and later on the road. This white paper gives an overview of the development that has taken place.

Technical Papers

Conformal Multi-Band Patch Antenna

Simulating the Planar and Curved Antennas in FEKO

Technical Papers

Cassegrain and Gregorian Reflector Antenna Modeling with MLFMM LE-PO Hybrid Solvers

This white paper demonstrates that the MLFMM-LE-PO hybrid formulation is a very efficient and accurate method for analysis of large
reflector antennas.

Technical Papers

Cable Harness EMC/EMI: Cross Talk, Radiation, Interference & Susceptibility

Bundles of electrical cables in vehicles, aircraft, ships and buildings pose electromagnetic compatibility and interference challenges to the
electrical design engineer. Due to their lengths, they are more likely to radiate or pick up irradiation than many other electrical components
and systems.

Technical Papers

Reflector Antenna with Circular Horn Feed — Analyzed with Ray Launching Geometrical Optics (RL-GO)

FEKO includes several computational methods for the efficient analysis of different antenna types. Here, a large problem is solved with the
full-wave and asymptotic methods. Model decomposition is used to simulate the problem more efficiently.

Technical Papers

Design-Optimization Of Cylindrical, Layered Composite Structures Using Efficient Laminate Parameterization

For many years, layered composites have proven essential for the successful design of high-performance space structures, such as launchers or satellites. A generic cylindrical composite structure for a launcher application was optimized with respe...

Technical Papers

Using Placement Sets for Altair PBS Professional

The PBS Professional scheduler provides many different methods for optimizing scheduling. Placement sets, also referred to as topology-aware scheduling, can be used to group nodes together based on a shared characteristic to help optimize job perf...

Technical Papers, White Papers

PROBABILISTIC LAMINATE ANALYSIS USING ESACOMP SOFTWARE

Engineering design problems include always
uncertainties such as variation in material properties or environment, incomplete statistical data to generate input, modelling and human errors. Yet, the design in general relies on single numbers obtained from engineering equations. In case of strength p

Technical Papers

ADAS Simulation Under Severe Vibrations

Automotive radars are becoming standard equipment on vehicles. Their purpose is to adjust the distance between vehicles and/or alert the driver when dangerous situations arise. Several antenna architectures are used to cover the different safety f...

Technical Papers

Top 10 Issues Facing License Managers

An organization’s software asset management (SAM) team wears many hats. Team members are responsible for setting up and maintaining license servers, installing licenses, ensuring compliance, assisting users, monitoring license availability, and ge...

Technical Papers, White Papers

Design-Optimization of a curved layered composite panel using efficient laminate parameterization

Layered composites have proven essential for the successful design of high-performance space structures. The aviation industry are increasingly using more and more layered composites within commercial aircraft, replacing traditional aluminum desig...

Technical Papers

Defence or Civil Radar – it’s a Matter of Wave Propagation

Radar development was essentially motivated by military needs during the second world
war, where radar use founded dozens of applications for instance navigation, aircraft location, enemy ship detection, anti-collision, and weather forecast.

This white paper discusses the design challenges faced

Technical Papers

Cobot, the Collaborative Robot - Get Ready for Industry 4.0

Development tools and methods, such as simulation, are increasingly important to face and address the pressure of innovation. As an example, for successful new design methods and to show how simulation tools are used, Altair developed a virtual de...

Technical Papers

Preliminary design of a wing spar bonded joint PrintE-mail

Fast tools such as the ESAComp module for bonded joints can be very efficient in the preliminary design of various joint configurations. In this example we consider a tip loaded wing of a small aircraft or wind turbine blade. The wing spar carries...

Technical Papers

IoT in Development and Production

Buzzwords such as IoT and Digital Twin are not new to
the digital world. They have been gaining momentum in development and production discussions as the digital transformation of production becomes more relevant. But how is it possible to truly integrate the internet of things in development and

Technical Papers

Analysis of Thermal Stress on Motors - Efficient Multiphysics Tools for Thermal Analysis

In this article published in the Magnetics Technology 2017 edition, we look at the application of efficient multiphysics tools for thermal analysis.

Articles

Fairshare Management for Altair PBS Professional

Fairshare is a PBS Professional scheduling tool designed to share a cluster’s limited resources according to cluster usage history and allocated percentage. It's the most direct option to grant a percentage of shared resources on the cluster to users, projects, or groups.

This white paper covers

Technical Papers, White Papers

Building a PBS Professional Virtual Test Cluster with Ubuntu

Because it isn’t always convenient to explore software in a production environment, Altair PBS Professional has many features that allow users to simulate huge computing node environments on relatively simple, inexpensive hardware. This document e...

Technical Papers, White Papers

Building a PBS Professional Virtual Test Cluster with CentOS or SLES

Because it isn’t always convenient to explore software in a production environment, Altair PBS Professional has many features that allow users to simulate huge computing node environments on relatively simple, inexpensive hardware. This document e...

Technical Papers, White Papers

A shell facet model for preliminary design of cylindrical composite structures

The laminated composite lay-up design typically involves trade-offs between material selection, thickness of the layer, orientation of the layers, and the stacking sequence. Finding the right structural concept early in the design process leaves r...

Technical Papers

Design Optimization Of A Composite Car Body

This paper describes how a carbon fiber reinforced plastic body of a future city car was optimized to minimize weight. The frame includes numerous parts, some of which have a simple constant laminate structure and some are more complex having addi...

Technical Papers

Transverse shear in Laminate Analysis

This paper describes the method for transverse shear analysis to be applied in the composites design program ESAComp. The correlation of the method to the formulations used in the commercial finite element programs is presented and the results fro...

Technical Papers

Engineering oriented formulation for laminate lay-up optimization

The concept of elementary laminates is used to formulate the design problem for a
laminated composite structure. A parameterized laminate is divided into stacks with periodic patterns of elementary laminates. With elementary laminates desired regularity for the laminate lay-ups is achieved, which i

Technical Papers

Using Experimental Test Data In The Analysis Of Laminated Structures

Composite material systems have relatively large variation in their measured properties. A typical approach in engineering problems is deterministic, however. Material stiffness and strength, for example, are described with single values in linear...

Technical Papers

CFRP Electronics Housing for a Satellite (ESA 2005)

The drive for continuous mass reductions in spacecraft structures has promoted the use of carbon fibre reinforced plastics. CFRP has excellent specific stiffness and strength, which makes it possible to construct lightweight structures. CFRP is ty...

Technical Papers

Using Scorecards to Minimize Risk and Increase Revenue Opportunities

Scorecards are used by credit lenders to determine the creditworthiness of borrowers, and by marketers to better understand consumer interest in product or service offerings. To help make decisions about an applicant, data from 3rd-party providers...

White Papers

Designing an LTE Base Station Antenna with the Finite Arrays Method

This white paper demonstrates how an LTE base station antenna may be modeled with the finite arrays (DGFM) method in FEKO.

Technical Papers

Bowtie Antenna

This paper illustrates that FEKO can be applied to the simulation of planar antennas with bowtie antennas as an example.

Technical Papers

FEKO for Rotorcraft

FEKO is well-suited for rotorcraft electromagnetic applications including antenna placement, rotor blade modulation, co-site interference,
electromagnetic interference (EMI), electromagnetic compatibility (EMC) and radar cross section (RCS).

Technical Papers

Metamaterials in FEKO

A description of how metamaterials may be modeled in FEKO followed by guidelines regarding the different simulation options.

Technical Papers

Radar Cross Section (RCS) Measurement and Simulation of Generic Simple Shapes

RCS targets including the NASA almond, ogive, double-ogive, cone-sphere and cone-sphere with gap were constructed and the RCS was simulated. Simulation data is compared to measured data in open literature.

Technical Papers

Probe-Fed Stacked Annular Ring Antenna

This example illustrates how a probe fed stacked annular ring antenna may be simulated in FEKO.

Technical Papers

Microstrip Bandpass Filter

A microstrip bandpass filter is modeled in FEKO to determine its S-parameters.

Technical Papers

Radar Cross Section of Aircraft with Engine Inlets

At radar frequencies, 1GHz and above, asymptotic methods are usually preferred to calculate the radar cross section (RCS) of targets like aircraft, since the main parts of the target are more than an order of magnitude larger than the wavelength. ...

Technical Papers

Automotive Radars - Antenna Design, Integration & Channel Modeling

One of the key enabling technologies in the development of autonomous vehicles is driving aid radar systems. We will highlight some of the typical challenges experienced during the design and integration of automotive radars, as well as the appli...

Technical Papers

Modeling of a Magic Tee Waveguide Coupler

A short depiction of FEKO‘s waveguide capability with a magic T coupler as example.

Technical Papers

Two Arm Spiral Antenna

A two-arm self-complementary archimedean spiral antenna is modelled in FEKO to determine its wideband behaviour.

Technical Papers

MRI Birdcage Coil Design

An application note on the modelling of a 7T MRI birdcage headcoil in FEKO.

Technical Papers
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