Those who need big SUVs for towing or other reasons can now benefit from the fuel savings provided by hybrid drive trains. General Motors' full-size Chevy Tahoe Hybrid and GMC Yukon Hybrid both have a two-mode hybrid system that can cut fuel consumption by as much as 50 percent in city driving. Freescale's 32-bit Power Architecture controls the power inverter module that's the basis of the hybrid system. The chips help assure smooth transitions during transitions from gasoline to electric power. The two-mode system, developed in conjunction with Chrysler, Mercedes and BMW, sometimes operates with both electric and gasoline engines to improve performance and economy.
With erupting concern over police brutality, law enforcement agencies are turning to body-worn cameras to collect evidence and protect police and suspects. But how do they work? And are they even really effective?
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