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active noise cancellation

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    How noise canceling headphone tech helps new GMC Terrain get better mpg     1298680860

    How can headphone technology increase a vehicle's fuel economy? Well, the truth is, it can't. Not directly, anyway. However, by employing an active noise cancelling system similar to what's used in some of today's high-tech headphones, General Motors solved a problem that would've otherwise ...

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    BMW experimenting with electronic noise canceling tech on diesels     1275422580

    BMW sound engineer Manuel Reichle and the 635d – Click above for high-res image gallery
    When considering how to go about improving fuel efficiency and reducing emissions, we typically think of smaller engines, alternative fuels and electrification. One area that doesn't typically come to ...

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    BMW pursuing better acoustics to improve efficiency     1274367540

    Manuel Reichle, Sound engineer, and the BMW 635d – Click above for high-res image gallery
    When considering how to go about improving fuel efficiency and reducing emissions, we typically think of smaller engines, alternative fuels and electrification. One area that doesn't typically come to ...

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    Noise cancelling speakers help 2010 Chevy Equinox get +1 mpg     1244677980

    The new 2010 Chevy Equinox that was unveiled at the Detroit Auto Show has an interesting new bit of technology that aids fuel efficiency even though most people wouldn't think of it that way. When the engineers were working on the calibrations for the new 2.4-liter direct injected four cylinder ...

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