30 Jun '15, 2pm

Smart Cars Crave Max Headroom

​Although today’s cars fairly drip with digital power, most of it is packed into discrete modules—as many as 200 of them . Tomorrow's even more automated cars will centralize that power both to reduce bulk and to make room for a strategic computing reserve that could be applied to things not envisioned when the car was designed. So argues Josh Hartung in a commentary published recently on the Virgin site . “The key to this transition is known in the industry as ‘processor headroom,’ which is the extra capacity left over after the processor is done with all of its tasks,” he writes. “Today’s cars ship with very little processor headroom because they’ve been tested and verified to do a known set of tasks dependably well.” Hartung compares the smart car to Apple’s original iPhone, wonderful to be sure but nowhere near so great as it became a year later, after Apple opened the...

Full article: http://spectrum.ieee.org/cars-that-think/transportation/s...

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