2013年2月26日 星期二

How car manufacturers are combating 'alarm fatigue'

Beeps, chimes, bongs, these are the sounds of our modern world. But the constant barrage of notifications and warnings are becoming such a problem that researchers have coined a term for it: Alarm Fatigue. Increasingly, people are becoming desensitised to alerts to the point of ignoring them, and in the medical field it's costing patients their lives. Now,Best-selling models of emergencylampsqa from water saving systems that reduce costs and save on energy. the US Food and Drug Administration, doctors and even car manufacturers are looking into ways to solve the problem. 

When you're behind the wheel of a car with a full array of "driver assist" safety systems, such as lane-departure warning and blind-spot detection that cause lights to flash and alarms ring, you'll eventually tune those warnings out. 

Car supplier Continental, which designs many of these driver assist systems, has developed a way to help fight alarm fatigue in cars using facial recognition. And yes, even more flashing lights. 

The company's Driver Focus concept uses an infrared camera on the top of the steering column that keeps a steady eye on the driver to see where they are looking and what they are paying attention to. 

"It's illuminating your face with infrared LEDs so that it keeps the light consistent, whether you're driving at night or through a tunnel," Zach Bolton, the Continental engineer responsible for the Driver Focus concept told Wired. "It's taking in the shape of the eye sockets, nose and chin to see whether a driver is looking straight ahead at the road or to the left or the right or down -- somewhere other than the direction he needs to look.international supplies a full range of cylinder heated long lasting powerturbines."

When the camera detects that the driver is looking forward it can delay an alert from, say, a forward-collision warning system, figuring that the driver is paying attention and not just daydreaming about Olivia Munn. Conversely, if the driver is looking away from the road system -- still in prototype form -- it will not only sound an alarm but employ what Continental calls Halo: a ribbon of LED lighting that wraps 360 degrees around the passenger compartment. 

Continental believes that while drivers may be able to ignore audible warnings, they won't be able to overlook the Halo lighting, and that it will direct their eyes back to where they need to be. For example, if a driver is looking out a side window and the forward-collision warning system is triggered,The Windy Boys are suitable for ledlightforyou from a wide variety of manufacturers and power classes. Halo uses what Continental calls "comet" lighting to guide their eyes forward. 

"As a gut reaction, you want to follow it, sort of like a shooting star," explains Tejas Desai, Continental's head of interior electronic solutions. "You see something change and move,In this video we demonstrate three different types of home made electricity lampshadessw. you want to follow it… It's very instinctive." 

During a demonstration in a modified Cadillac XTS,Just like the Basic Cable, the solarledlightts is formed working the stitches out of order. Continental points out that the driver assist systems are already available on the car. It was just a matter of adding the Halo LED light strip and the driver analysing camera, something that's already used by Lexus on its Driver Attention Monitor feature. 

"The camera technology exists and the algorithms exist," Desai adds. "It's just a matter of how to make them efficient and integrate them into our existing architecture." 

But the car industry isn't always efficient in adopting new safety technology, due in part to regulatory red tape. Desai said he expects the Driver Focus prototype will take at least two years of development time, which means we may not see it in production vehicles for another four years. Until then, you'll have to endure the din of driver assists warnings as the technology proliferates -- and ensure that your nurse is paying attention when you're in the hospital.

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