Interference impairment solution saves time and budget for connected-car developers

Crawley, UK. Spirent Communications plc has announced a new solution to reduce the time and cost needed to develop automotive Ethernet BroadR-Reach systems for connected cars and other vehicles.

As automobiles incorporate automotive Ethernet to provide advanced driver assistance systems (ADAS), vehicle-to-X (V2X) communication, infotainment, and other connected-car features, manufacturers need to ensure these networks are unaffected by electromagnetic interference normally found in vehicles.

The Spirent AING-5000 reduces the time to develop systems that are resilient to interference, by creating and customizing a variety of real automotive noise conditions, which developers can use repeatedly to optimize their designs.

“This solution is another example of how the automotive industry can benefit from other industries,” said Abhitesh Kastuar, general manager of Spirent’s Cloud and IP Business Unit. “Our expertise in helping manufacturers and service providers to develop computer networking is now supporting the connected car industry, and will help to create better end user experiences for drivers and passengers.”

The AING-5000 creates continuous background noise, electromechanical switching-impulsive events, and other radio-frequency interference (RFI). These noise conditions/types are problematic and testing electronic control units (ECUs) against these real world conditions has become a necessity for systems development. It can also be very costly and time consuming if a physical electromagnetic compatibility (EMC) chamber is the only verification tool available.

The Spirent AING-5000 comes prepackaged with a set of baseline real-world measured noise events specifically designed to test automotive BroadR-Reach Ethernet. These can also be adjusted by the user to create specific interference signals. It also offers a high impedance unit for injecting noise into two-wire automotive cabling.

The AING-5000 joins a portfolio of Spirent tools that help the automotive industry to successfully develop self-driving and connected-car features and provide improved end-user experience. This portfolio includes systems to help develop automotive Ethernet, V2X/telematics, cybersecurity, vehicle positioning and navigation, and emergency services, such as eCall.

http://www.spirent.com/products/AING-5000

About the Author

Rick Nelson

Rick Nelson

Contributing Editor

Rick is currently Contributing Technical Editor. He was Executive Editor for EE in 2011-2018. Previously he served on several publications, including EDN and Vision Systems Design, and has received awards for signed editorials from the American Society of Business Publication Editors. He began as a design engineer at General Electric and Litton Industries and earned a BSEE degree from Penn State.

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