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Article: Required amplifier power in automotive radar pulse measurements: what will keep your brakes from failing or your airbag from deploying the next time you cruise past an airport?(EMC APPLICATIONS)
- Article from:
- EE-Evaluation Engineering
- Article date:
- August 1, 2006
- Author:
CopyrightCOPYRIGHT 2006 Nelson Publishing. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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For many years, automakers have performed electromagnetic compatibility testing of automobiles before their release to consumers. However, as the electronics content of vehicles becomes greater every year, it expands the potential for component or system failure caused by external sources of electromagnetic radiation.
One challenge has come from commercial and military airport radar systems that operate at frequencies from 1.2 to 1.4 GHz and 2.7 to 3.1 GHz. Cases have been reported in which vehicles near airports and military bases suffered degradation or even failure of critical vehicle systems including braking controls and airbag deployment. As a result, Ford ...