Saturday, September 5, 2009

BrainPort Vision Device

We are all aware of the technological enhancements that are taking place in the world around us. Technology has had its good and bad effects. But then everything thing has a negative angle attached to it. So not going into the negative impacts let me walk you through the latest technological enhancement. In Australia, scientists have created an electronic device that may allow blind people to "see" using their tongues.

The tool is called the Brain Port Vision Device and resembles a pair of sunglasses attached by cable to a plastic lollipop. It works by taking pictures filmed by a tiny camera, and turns the information into electrical pulses, which can be felt on the tongue. Tests have shown that the nerves send messages to the brain, which turn these tingles back into pictures.

The device collects visual data through a small digital video camera about 2.5cm in diameter, which sits in the middle of a pair of sunglasses worn by the user. The information is then transmitted to a hand-held control unit, which is about the size of a mobile phone. The unit converts the digital signal into electrical pulses and sends this to the tongue via the lollipop that sits on the tongue. The lollipop contains a grid of 600 electrodes, which pulsate according to how much light is in that area of the picture. The control unit allows users to zoom in and out and control light settings and electric shock intensity.

It has been learned that this device could be available for sale later this year. Devices such as this are the real use of the Technology as it enables a person to overcome his physical or mental disorders. This is an amazing innovation. As per Robert Beckman, president of US-based Wicab which is developing the BrainPort, "It enables blind people to gain perception of their surroundings, displayed on their tongue. They cannot necessarily read a book but they can read a sign."

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