29 Mar '13, 8pm

Top Tech Cars 2013: Infiniti Q50: Today, drive by wire; tomorrow, drive by robot

The Infiniti Q50 takes the first step toward robotic driving. Many cars already apply their own brakes and adjust their own throttles to avoid collisions. Now Infiniti has taken the next big leap toward cars that can drive themselves, with steer by wire . The Infiniti Q50 changes direction without any mechanical connection between the steering wheel and the front wheels. The system uses sensors to measure how much the driver has turned the steering wheel, then calculates the desired amount of vehicle turn and relays the appropriate commands to a pair of actuators. The actuators are what actually pivot the car’s steering rack, which in turn angles the front wheels. For easier low-speed maneuvers or high-speed stability, sensors can instantly vary power-steering assist and even the degree to which the steering wheel must be turned to effect a certain change in the car’s dire...

Full article: http://spectrum.ieee.org/green-tech/advanced-cars/infinit...

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