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Conference Paper

Electromagnetic Interference in Electric Vehicles and its Impact on AM Audio

Authors: Nair, Pooja; Layer, David; El-Dinary, Ashruf

AES Conference: AES 2022 International Automotive Audio Conference · Paper 8 · June 2022

Abstract

Electromagnetic interference (EMI) generated by electric vehicles (EVs) can compromise the reception quality of AM signals. This paper explains some effects of EMI on AM reception and audio quality in EVs, and the importance of EMI mitigation, with the help of field test data using EVs. The reception performance of analog AM and all-digital AM In-Band On-Channel (IBOC) digital radio1 signals is then briefly compared based on results from analysis and field measurements. Finally, field test results for internal combustion engine (ICE) vehicles and EVs demonstrate the robustness of all-digital AM signals and the superior AM audio experience provided by AM IBOC digital radio technology.

Details

Published in
AES Conference: AES 2022 International Automotive Audio Conference
Paper number
8
Publication date
June 6, 2022
Session subject
Automotive Audio
Affiliation
Xperi Corporation, Somerset, New Jersey, USA; National Association of Broadcasters, Washington, DC, USA; Xperi Corporation, Columbia, Maryland, USA (See document for exact affiliation information.)
Type
Conference Paper