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It is dangerous to make a diversion without
warning the vehicles behind you while we
are riding a bike.
We try to design a device to remind rider
motioned the rear vehicle when turning.
Riding in the city our perception of lights and
sounds will be distracted by external
interference. Therefore, the vibration
of the handlebar might play a better part of
awarness. When the sensors detect the
rotation angle is larger than 20 degree ,
the hand bar will vibrate.
Wuhan university of technology
Ms.Su Zhou Ms.Yaman Tang Mr.Junliang Wei