System and method for alerting visually impaired users of nearby objects
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United States of America Patent
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Jun 21, 2016
Grant Date -
Apr 19, 2012
app pub date -
Dec 2, 2011
filing date -
Jun 19, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A system and method for assisting a visually impaired user including a time of flight camera, a processing unit for receiving images from the time of flight camera and converting the images into signals for use by one or more controllers, and one or more vibro-tactile devices, wherein the one or more controllers activates one or more of the vibro-tactile devices in response to the signals received from the processing unit. The system preferably includes a lanyard means on which the one or more vibro-tactile devices are mounted. The vibro-tactile devices are activated depending on a determined position in front of the user of an object and the distance from the user to the object.
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